PTAA-based hole transport layer (HTL) for perovskite solar cells

Develop a novel PTAA-based hole transport layer (HTL) for perovskite solar cells, incorporating a high-quality electron blocking layer (EBL) material to significantly enhance power conversion efficiency (PCE).

Exploring NiO Nanopowder: Key Properties, Applications, and Storage Guidelines

Nickel Oxide (NiO) nanopowder is a versatile nanomaterial known for its unique properties and wide range of applications. With a particle size ranging from 5-10 nm, NiO nanopowder offers high purity and nearly spherical particles, making it ideal for use

The applications of nickel oxide in electronic components are mainly manifested in the following aspects

Electronic Component Materials. Resistors: Although nickel oxide may not be the primary material used in the manufacture of resistors, it can act as an additive or catalyst during the production of certain electronic components to improve their performanc

Research on the microscopic mechanism of NiOx in SAM assembly

Taking Me-4PACz as an example, the research team systematically revealed the mechanism of NiO in the NiO/Me-4PACz double hole transport layer. First, based on crystal structure analysis, it was found that compared with the ITO substrate, the NiO surface e

Silicon/perovskite tandem solar cells combined with proton exchange membrane electrolyzers for solar hydrogen production

Using solar energy to convert carbon dioxide into molecules with high heating value is a major challenge in reducing the carbon footprint of industrialized countries. Many concepts have been proposed, but so far limited action has been taken to design, in

Effective interface engineering of highly efficient and stable FAPbI3 perovskite cells by suppressing deprotonated peptide ammonium halides

Ammonium iodide has been widely studied as an effective interface passivator for perovskite solar cells (PSCs), but its high reactivity with perovskite can destroy the operational stability of PSCs.

Heterogeneous seed-assisted preparation of FAPbI3 inverted perovskite cells

Inverse perovskite solar cells have a power conversion efficiency of over 26%. However, an uncontrolled crystallization process can negatively affect the film quality, thus limiting the overall performance of perovskite solar cells . Liu Shengzhong, Feng

Additive-free oxidized Spiro-MeOTAD hole transport layer improves the stability of thermal solar cells

Perovskite solar cells are one of the most promising new solar technologies, with efficiencies already exceeding those of multicrystalline silicon solar cells. However, the highest efficiency devices suffer from poor stability at high temperatures. These

Multifunctional ligands synergistically improve the optoelectronic properties of CsPbI3 nanocrystals to achieve high-performance red PeLED

Inorganic lead halide perovskite nanocrystals (LHP NCs) are considered to be ideal luminescent materials for active-matrix nanocrystal light-emitting diodes (LEDs) due to their high defect tolerance, narrow half-width (FWHM) and wide color gamut (covering

19.6% HTL-free carbon electrode-based perovskite record efficiency!

Carbon-electrode-based perovskite solar cells (C-PSCs) with hole transport layers (HTLs) have great potential for commercial applications due to their great advantages of low cost and high stability. However, the huge energy level mismatch between perovsk

Preparation of phase-pure FAPbI3 perovskite in air

Formamidine-lead triiodide (FAPbI 3 ) perovskite is expected to become a leading candidate in the field of perovskite photovoltaics. However, the photoactive α-FAPbI 3 phase exists in a metastable state, can only be observed at high temperatures, and can

Highly oriented FAPbI3 grown via 2D Ruddlesden Popper perovskite template

Two-dimensional perovskites have been demonstrated to serve as growth templates for regulating the phase transition and crystallization of formamidinium lead triiodide (FAPbI 3 ). However, obtaining highly oriented α-FAPbI3 and regulating the crystalliza

The Ultimate Guide to Choosing the Best Hole. Transporting Materials for Perovskite Solar Cells

Borun Chemical is a leading manufacturer of high-quality materials for the production of Perovskite Solar Cells, Organic Optoelectronic Materials, silver nanowires, PEDOT:PSS Conductive Ink, and Graphene. Our products are specifically designed for use in

High Efficiency Inverted Planar Perovskite Solar Cells with Solution-Processed NiOx Hole Contact

Inverted planar perovskite solar cells (IP-PSCs) with solution-processed nickel oxide (NiOx) hole contact represent a promising approach for achieving high efficiency in photovoltaic devices.

Record efficiency! Efficient, highly stable lateral single-crystal perovskite cells achieved through crystal engineering and weak ion migration

Design of crystallization-regulating additives for high-performance perovskite solar cells

Preparing high-quality perovskite films is crucial to improve the power conversion efficiency (PCE) of perovskite solar cells (PSCs), which can be achieved by delaying the crystallization of perovskite films.

Uniaxially oriented chiral perovskite for flexible Full-Stokes polarimeter

Full-Stokes polarization detection has high integration and portability, providing an effective way for the next generation of multi-information optoelectronic systems. However, current technologies that rely on optical filters create rigid and bulky stru

Improving the integrity and stiffness of CsPbBr3 crystal to achieve narrow color saturation blue light emission

Quantum-confined CsPbBr3 perovskites are promising blue-light emitters for ultra-high-definition displays, but their stability is limited by the soft lattice caused by their highly ionized nature.

Perovskite, low-Earth orbit satellite power supply!

Compared with traditional space solar cells (such as III-V and Si solar cells), perovskite solar cells (PSCs) have an important role in modern space solar energy due to their high power, high specific power, high radiation resistance and low cost. It has

AM: 25.64%! Surface reconstruction of efficient NiOx-based inverted perovskite cells

Through surface engineering research, functional agents can effectively improve the device performance of perovskite solar cells (PSCs). However, the influence of intrinsic properties of molecules on the final performance of devices has been overlooked. L

23.35% methylammonium-free wide bandgap perovskite! Suppressing charge recombination in thin films to prepare high-performance and stable perovskite solar cells

Wide bandgap (WBG) formaldehyde-cesium (FA-Cs) hybrid lead iodide-bromide hybrid perovskites (~1.7 eV) have the potential to enable efficient tandem photovoltaics upon integration with crystalline silicon and other low bandgap solar cells has received wid

20.2% record efficiency! Single knot OPV!

Organic photovoltaics (OPVs) face a trade-off between efficient charge transport and suppressed nonradiative recombination due to brightness quenching caused by aggregation of organic semiconductors. In order to solve this huge challenge, researcher Li We

Efficiency breaks through 25%! Wide bandgap perovskite solar cells, innovative strategies to suppress phase separation!

This study successfully suppressed the halide phase separation problem in wide-bandgap perovskites by introducing pseudohalogen thiocyanate ions (SCN) into iodine/bromine mixed halide perovskites.

NiOx interface modification for efficient and stable inverted perovskite solar cells

Nickel oxide is one of the effective hole transport materials in inverted perovskite solar cells ( PSC ), but it reacts with perovskite, resulting in low device performance and stability. Self-assembled monolayer ( SAM ) can effectively optimize the NiOx/

Photodoping of spiro-OMeTAD for highly stable and efficient perovskite solar cells

A widely used component in high-efficiency perovskite solar cells (PSCs) is the molecular hole transport material (HTM) spiro-OMeTAD. Such organic solids require p-doping to obtain sufficient hole conductivity.

Over 25% highest record efficiency! Flexible perovskite solar cells

Flexible perovskite solar cells (FPSCs) have attracted much attention due to their unique advantages such as thinness, high power-to-weight ratio, and bendability. However, the processing and use of FPSCs are affected by external forces and deformations,

Multiple hydrogen bonds induced by spacer conformation in two-dimensional perovskite for efficient optoelectronic devices

Two-dimensional (2D) Dion-Jacobson (DJ) perovskites generally outperform their Ruddlesden-Popper analogues in photodetection (PD). However, the mechanism behind this performance enhancement remains elusive.

Machine learning accelerates indoor stability analysis to predict long-term outdoor performance of perovskite solar cells

Commercial development of perovskite solar cells (PSCs) has been significantly delayed by time-consuming degradation studies under real outdoor conditions. These are necessary steps to determine device lifetime, a problem PSCs have traditionally faced. Di

High-performance bifacial perovskite solar cells driven by single-walled carbon nanotubes

Proposed a method using single-walled carbon nanotubes as the counter electrode of a bifacial light-absorbing perovskite cell and achieved a bifacial efficiency of more than 36% and a bifaciality factor of more than 98%.

The dawn of industrialization 15.5% full roll-to-roll manufacturing! Preparation of perovskite solar cell modules at room temperature

Developed a perovskite-friendly carbon ink to replace vacuum-processed metal electrodes; Developed an automated roll-to-roll manufacturing and testing system to take full advantage of high-throughput manufacturing; Optimize the process and equipment confi

Large-area organic photovoltaic device with 14.5% efficiency

The power conversion efficiency (PCE) of organic photovoltaics (OPV) has been significantly improved, with efficiencies approaching 20% ​​in small cells. Since the efficiency of module-level devices is still low, upgrading research is necessary to clo

Overcoming stability limitations of efficient, flexible perovskite solar modules

Despite significant advances in perovskite photovoltaic technology, the performance and stability of flexible perovskite solar modules (f-PSMs) remain below commercial levels, and the clear reasons for this have yet to be elucidated. Jangwon Seo of the Ko

25.6% efficiency! Photothermally stable inverted perovskite solar cells!

Perovskite interface engineering is crucial to improving the performance and stability of perovskite solar cells (PSCs), and 2D/3D perovskite heterojunctions have shown particular promise in this regard.

Progress in Perovskite Nanocrystals and Nanocomposites for Scintillation Applications

In recent years, a paradigm shift has occurred in the field of radiation detection with the emergence of plastic scintillator containing perovskite nanocrystals (PNCs). This innovative scintillator takes advantage of not only the superior luminescent prop

5.6%! One of the highest efficiency near-infrared tin based perovskite light-emitting diodes

Due to its unique optoelectronic properties, non-toxic tin based perovskite has become an emerging candidate material for efficient near-infrared LEDs. However, the easy oxidation of Sn2+and the rapid crystallization rate of tin based perovskite lead to u

Perovskite FAPbI3 Powder

ynonyms: FAPbI3; FAPbI3 CH(NH2)2PbI3; CH(NH2)2PbI3(FAPbI3); Formamidine lead iodide; CH(NH2)2PbI3(FAPbI3)FAPbI3FAPbI3 CH(NH2)2PbI3, Formamidinium Iodide PerovskiteFormamidinium Lead IodideFormamidinium triiodoplumbatePerovskite FAPbI3 Single Crystals

Photochemical protective layer improves perovskite photovoltaic performance

Oxygen is difficult to physically remove in perovskites. Oxygen is excited by light to form free radicals, which further attack the perovskite's crystal lattice. The stability of α-FAPbI3 to δ-FAPbI3 is key to optimizing perovskite solar cells.

25.35% efficiency! Inverted high-efficiency battery based on FAPbI3

Formamidine lead iodide (FAPbI 3 ) is the best absorber material in perovskite solar cells (PSCs), while the application of FAPbI 3 in inverted structure PSCs has not been successful, mainly due to its hydrophobic or defective Film formation on hole trans

High-density stacking of millimeter-scale perovskite single crystals for X-ray inspection

Metal halide perovskite single crystals have potential in hard X-ray detection, but preparing large-sized thin film single crystals and suppressing halide ion migration under high bias voltages are challenging issues.

First recommendation! Joule Series: Highlights of Perovskite Devices in 2023

The editorial department of Zhiguanggulian has sorted out the latest important progress of domestic and foreign research teams in the Joule journal in 2023. Today I would like to share with you the emerging applications of hot materials.

General strategy for C60 interface modification of perovskites and perovskite tandem cells via ALD alumina

The main performance limitation of inverted perovskite solar cells is the interface between the fullerene-based electron transport layer and the perovskite. EPFL's Kerem Artuk and Christian M. Wolff et al. develop atomic layer deposited thin AlOX interlay

Certified 30.9%! C60 for highly efficient and reproducible perovskite solar cells

Research has found that C 60 agglomeration is due to the presence of oxygen in the initial source powder and leads to the formation of deep states within the perovskite band gap, resulting in a systematic decrease in solar cell performance

Certified 18.06%! Efficient and stable perovskite quantum dot solar cells

Colloidal quantum dots (CQDs) have attracted considerable research interest due to their unique optoelectronic properties. Recently, lead halide perovskites have emerged as core materials for CQDs and have shown more promising characteristics than traditi

Mechanical durability and flexibility in perovskite photovoltaics: Progress and applications

Over the past decade, perovskite solar cell (PSC) technology has made significant progress and achieved leaps in efficiency. As the technology continues to mature, flexible PSCs (F-PSCs) are becoming key components for a variety of applications, from powe

Understanding polymer additive-driven perovskite solar cell self-healing processes from a chemical and physical bonding perspective

Perovskite solar cells ( PSCs) have received widespread attention. Recently, Hyung Do Kim of Kyoto reviewed and discussed the self-healing effect in perovskite solar cells and emphasized the importance of chemical and physical bonding as the core mechanis

Nat. Commun comprehensive interpretation: certified 30.9%! C60 for highly efficient and reproducible perovskite solar cells

Research has found that C 60 agglomeration is due to the presence of oxygen in the initial source powder and leads to the formation of deep states within the perovskite band gap, resulting in a systematic decrease in solar cell performance; The same subli

Nature: Suppressed phase segregation for triple-junction perovskite solar cells

The tunable bandgaps and facile fabrication of perovskites make them attractive for multi-junction photovoltaics. However, light-induced phase segregation limits their efficiency and stability: this occurs in wide-bandgap (>1.65 electron volts) iodide/bro

Nature: All-perovskite tandem solar cells with improved grain surface passivation

All-perovskite tandem solar cells hold the promise of surpassing the efficiency limits of single-junction solar cells1,2,3; however, until now, the best-performing all-perovskite tandem solar cells have exhibited lower certified efficiency than have singl

In situ study of phase transition pathways for crystallization and purification of α-FAPbI3

Phase transformation during annealing in two-step sequential deposition has attracted widespread attention due to its importance in the preparation of superior perovskite films. However, previous studies have not adequately focused on the importance of pu

Highly stable flexible perovskite solar modules

Perovskite solar cells are moving toward commercialization, with efficiency and stability at the module level improving rapidly. The strong absorption of metal halide perovskites allows thin film perovskites to be used to absorb most of the sunlight above

Heavy Nat. Nanotechnol.: 37% efficiency! Tandem perovskite light-emitting diodes

Proposed a hybrid tandem structure that superimposes nanocrystalline perovskite light-emitting diodes (PeLED) and organic light-emitting diodes (OLED) to achieve vivid and efficient tandem display;

Science review! Comprehensive interpretation: The path to commercialization of perovskite/silicon tandem photovoltaics

To surpass the power conversion efficiency of the best single-junction silicon solar cells, tandem perovskite-silicon solar cells tune the perovskite layer to absorb the high-frequency end of the solar spectrum to compensate for the silicon cell's absorpt

19.4% efficiency! organic solar battery

The layer-by-layer ( LBL ) approach can achieve better vertical microstructure, however, it still lacks precise control over vertical composition and molecular organization. Gang Li from the Hong Kong Polytechnic University , Yang Yang from the University

Unveiling the Marvels of FAPbI3 Perovskite Microcrystalline: A Breakthrough in Solar Technology

In the dynamic realm of solar technology, constant innovation is key to unlocking the full potential of renewable energy. One such breakthrough that has been making waves is the development of FAPbI3 Perovskite microcrystalline structures. We delve into t

Comprehensive explanation! Electrically excited amplified spontaneous emission in transparent perovskite light-emitting diodes

The author developed a transparent perovskite light-emitting diode (PeLED) structure that has both low optical loss and excellent electrical injection characteristics

Pure phase 2D/3D tin-based perovskite solar cells

Metastable quasi-2D perovskite films exhibit reduced light absorption capabilities and degraded charge transfer kinetics, with irreversible changes in composition and structure under external stress. Developing high-quality pure-phase 2D/3D perovskite fil

Record efficiency! Enable printable and efficient perovskite cells by mitigating the 'coffee ring' effect

Organic-inorganic hybrid perovskites are considered ideal candidates for future photovoltaic applications due to their excellent photovoltaic properties. Although solution-printed fabrication has shown inherent potential for low-cost, high-throughput prod

Bimolecular dynamics competition for surface passivation of high-performance perovskite solar cells

Surface post-treatment using organic spacer cations is one of the effective methods to suppress defects and reconstruct the microstructure of perovskite films. However, larger organic spacer cations can transform the perovskite surface structure into an u

24.6%@1cm2! Efficient and stable inverted perovskite solar cells

The efficiency loss caused by area scaling is one of the key factors hindering the development of the perovskite solar cell industry. Chen Junchao of Shanghai Jiao Tong University and others obtained a self-assembled monolayer (SAM) with a large dipole mo

Heavy! The first article of the new year, Perovskite Nature Materials!

Rhenium - sulfur halide clusters are a type of photoluminescent mixed anionic sulfur halide cluster materials. Mercouri G. Kanatzidis and others from Northwestern University reported a new material Rb 6 Re 6 S 8 I 8 , which contains isolated [Re 6 S 8 I 6

The first article of the new year, Perovskite Angew!

Two-dimensional (2D) perovskites have emerged as promising optoelectronic materials due to their excellent environmental stability. Tuning the dipole moment of organic spacers has the potential to lower the exciton binding energy (Eb) of 2D perovskites an

Using trifunctional passivators to modulate efficient and stable perovskite/silicon tandem solar cells

Perovskite / silicon tandem solar cells ( TSC ) have received widespread attention in recent years. One of the keys to achieve efficient and stable TSC is to ensure effective charge transfer, especially on rough-textured silicon substrates due to poor adh

Mass Production in 2025: Perovskite’s Key Hit

The popularity of perovskites continues unabated and is now on the eve of industrialization. In recent times, my country has continued to make breakthroughs in the field of perovskite batteries. As the third generation of new high-efficiency photovoltaic

AEM: Columnar liquid crystal assists in-situ dispersion of excess PbI2 crystals to prepare high-efficiency perovskite photovoltaics

Excess PbI2 is an important component in improving the efficiency of perovskite solar cells ( PSCs ). However, the random aggregation of PbI2 crystals seriously interferes with the carrier transport behavior and accelerates the degradation of the perovski

Continuous perovskite photovoltaic Angew

Angew: 23.18%@1.67 eV record efficiency, hydrogen-bonded polymer for efficient and stable perovskite and its silicon stack photovoltaics The pursuit of efficient and stable wide bandgap (WBG) perovskite solar cells (PSCs), especially monolithic perovskite

Huake Li Xin & Yang Junyou team Materials Today Electronics: Research progress on perovskite/Cu(In,Ga)Se2 stacked cells

Tandem solar cells are expected to revolutionize photovoltaic technology because they have significantly higher power conversion efficiencies compared to the currently dominant single-junction solar cells.

Interfacially embedded BiOBr flakes suppress C60 interfacial non-radiative recombination in inverted perovskite cells

presence of C60-induced nonradiative recombination tends to reduce the overall efficiency of inverted perovskite solar cells (PSCs). To alleviate this problem, Alex K.-Y. Jen of City University of Hong Kong and Huan Wang of Hefei University of Technology

21.95% efficiency! Perovskite photovoltaic modules

Perovskite solar cells have attracted widespread attention due to their high energy conversion efficiency and simple manufacturing process. However, open circuit voltage (VOC) losses remain a significant obstacle to improving device performance.

Park's latest ACS Energy Lett.: Induced stabilization of α-phase FAPbI3 perovskite by ordered solvated quasicrystal PbI2

In the two-step process of preparing perovskite films, the chemical properties of the PbI2 solution play an important role in determining the phase stability of the perovskite films. Sungkyunkwan University Nam-Gyu Park et al. reported the sulfoxide salt

JACS comprehensive interpretation: Stable perovskite nanocrystal packaging solution to achieve self-powered luminescent white glass

A series of stable perovskite nanocrystals ( PNCs ) based on dendritic ammonium ligands were prepared. The increase of ligands from G1 to G2 was studied , and the high stability and ability of PNSc to resist anion exchange in hydrothermal environment and

Science: Comprehensive interpretation! Solar-powered self-sufficient personal thermal-regulating clothing system

Energy source innovation: This system uses organic photovoltaic modules to obtain energy directly from sunlight without the need for additional power sources. This allows thermally regulated clothing to function in a variety of harsh environments, providi

Strategies to improve the stability of flexible perovskite photovoltaic devices

Flexible perovskite solar cells (F-PSCs) have unique advantages such as light weight, high power-to-mass ratio, and compatibility with curved surfaces. They can be applied to portable electronic products, flexible wearable devices, photovoltaic building i

Sang Il Seok's latest JACS comprehensive interpretation: revealing the by-products and chemical interactions of MACl in FAPbI3

The molecular isomers of the reaction product structure MFAI and DMFAI of MACl in FA-based perovskite were determined. Grow MFAPbI 3 single crystal to achieve selective separation of cis/trans-MFAI isomers. Comprehensively analyze the solubility, phase st

​EES: Crystallization and stabilization of FAPbI3 single-phase perovskite

The ABX3 structure in lead-based perovskites is crucial for maintaining lattice stability and also enables excellent optoelectronic properties. Michael Saliba of the University of Stuttgart, Li Meng of Henan University and others used the LaMer model and

Angew: Efficient and stable perovskite cells and components based on oxidation-free Spiro-OMeTAD

Perovskite solar cells with doped Spiro-OMeTAD hole transport layers have shown the highest recorded power conversion efficiencies to date. However, its commercialization is still hindered by poor device stability due to the hygroscopic lithium bis(triflu

AEM: durable organic photovoltaics enabled by selective self-assembled monolayers of morphologically stable pores

Organic photovoltaics ( OPV ) have achieved efficiencies of over 19% and are moving towards practical applications. However, stability issues remain a major challenge for OPV commercialization. Recently, Alex K.-Y. Jen, Francis R. Lin and others from City

Nat. Commun comprehensive interpretation: Observe the latest strategies for capturing carriers in perovskite solar cells!

By introducing two different PPPc technologies (i.e., CW- and ns-PPPc), the behavior of trapped carriers on the ns to ms time scale in working PeSCs is revealed for the first time;

Heavy! 25.2% efficiency@1cm2! The latest record of perovskite solar cells!

An international research team led by Martin Green of the University of New South Wales in Australia published the 63rd edition of " Solar Cell Efficiency Table " in the journal Photovoltaics Advances

J. Energy Chem.: Precursor fluid engineering refreshes CsPbIBr2 perovskite battery’s highest efficiency

In recent years, all-inorganic perovskites (CsPbX 3 ) have attracted widespread attention due to their excellent thermal stability. Among them, CsPbIBr 2 perovskite can take into account both appropriate band gap and stability, and is considered an ideal

AM: 19.18% record efficiency! Organic solar cells based on NiOx nanoparticle hole transport layer

Nickel oxide (NiOx) has received widespread attention as a promising hole transport layer (HTL) in organic solar cells (OSCs), which poses stability challenges due to acidic and hygroscopic properties of traditional HTL and PEDOT:PSS. Potential solutions

Depth of perovskite industry: market space, industrialization situation, industrial chain

Perovskite is named after the Russian mineralogist Perovski. It originally referred to the mineral calcium titanate (CaTiO3). Later, the structure ABX3 and similar crystals were collectively called perovskite minerals. After that, the excellent properties

Joule: Rigid and flexible block copolymers enable high-performance organic solar cells Zhiguang Valley

High power conversion efficiency (PCE) and mechanical stability are dual requirements for organic solar cells (OSC) for wearable applications. Bumjoon J. Kim et al. of the Korea Advanced Institute of Science and Technology simultaneously achieved high ele

Edward H. Sargent, another Nature Nanotechnology!

Conducting CO2RR in acidic electrolytes can improve CO2 utilization by reducing bicarbonate formation and CO2 crossover. However, the selectivity of electrochemical reduction of CO2 is reduced by the competitive hydrogen evolution reaction, where the form

Customized succinic acid derived molecular structure to achieve 25.41% efficient and stable perovskite solar cells

The carboxyl group and atom Br in DBSA have a synergistic effect with the undercoordinated Pb2+. In addition, strong electronegativity of Br effectively stabilizes the formamidine cation through electrostatic interactions.

AM: Nanocluster-assisted microstructure reconstruction and buried interface repair to enhance perovskite cell performance

The inhomogeneity of crystallization along the vertical direction of perovskite films results in voids and traps at the buried interface, thus affecting the efficiency and stability of perovskite solar cells. Liu Shengzhong and Lu Zhang of Shaanxi Normal

Heavy! New breakthroughs in perovskite sensing materials

In a paper published in ACS Nano, the team of researcher Pan Xu from the Institute of Solid State Research, Hefei Institute of Materials Science, Chinese Academy of Sciences found that dense wafer devices prepared by one-dimensional (1D) δ-phase formamid

AM: 17.19% Record Efficiency! Organic solar cells based on halogenated non condensed ring electron acceptors

3TT-C2-F, 3TT-C2-Cl, and 3TT-C2. The introduction of F or/and Cl atoms into the molecular structure (3TT-C2-F and 3TT-C2-Cl) enhances π - π stacking, improves electron mobility, and regulates the nanofiber morphology of the blend film, thereby promoting

Perovskite | Nature Energy

Single cell all perovskite triple junction solar cells have the potential to exceed the power conversion efficiency of the most advanced double junction series cells and far exceed the balance limit of single junction batteries. However, their current per

EES: Efficient and stable perovskite cells self-assembled eutectic interlayer eliminates charge accumulation

Eliminating interface charge accumulation and inhibiting ion migration are useful for improving the performance of 2,2',7,7'-tetrakis(N,N-di-p-methoxyphenyl-amine)-9,9'-spirobifluorene (spiro- OMeTAD) perovskite solar cells (PVSC) efficiency and operation

High-quality hybrid perovskite films for photovoltaic applications through post-processing techniques

Photovoltaic devices based on hybrid perovskite materials have made rapid progress over the past few decades, and the power conversion efficiency (PCE) of single-junction perovskite solar cells (PSCs) has reached a record high of over 26%. In the fabricat

Bimetallic Relay Catalyzed Asymmetric Ring Isomerization/[4+2] Cyclization Tandem Reaction of Cyclopropenone

Cyclopropenones can diversify into oxygen-containing heterocyclic compounds. Among them, under the catalysis of transition metals (such as silver, gold, copper, etc.), cyclopropenone can produce highly active cyclobutane-condensed furan intermediates thro

​Latest Nat. Mater.: Using vibration to promote electronic resonance for ultrafast vibration control of perovskite optoelectronic devices

Vibrational control (VC) of photochemistry through optical stimulation of structural dynamics is an emerging concept that has only recently been demonstrated in model molecules in solution. Expanding VC into state-of-the-art materials may lead to new appl

Review of David Dee Matter: Comprehensive interpretation! The role of B-site metal oxidation state in perovskite semiconductors

Perovskite semiconductors represent an emerging material platform for a variety of optoelectronic applications, including solar cells, LEDs, photodetectors, lasers, and thermoelectric devices. Although the unprecedented rate of performance improvements in

Double passivation! Inverted perovskite solar cells

Compared with the n-i-p structure, inverted (p-i-n) perovskite solar cells (PSCs) are expected to improve operating stability. However, these photovoltaic cells generally exhibit lower power conversion efficiencies (PCEs) due to non-radiative recombinatio

The latest ACS Energy Lett.: Efficiency exceeds 24%! Monocrystalline perovskite solar cells

Single-crystal perovskites offer a potential route to advancing the stability of advanced perovskite solar cells (PSCs) beyond polycrystalline films. The latest progress in single crystal PSC (SC-PSC) mainly comes from methylammonium (MA) (such as FA0.6MA

Hole transport system for perovskite solar cells—organic hole transport materials

After perovskite materials are used in solid-state batteries, the battery efficiency increases rapidly and has exceeded 25%. Jeon et al. obtained a mesoporous perovskite battery with an efficiency of 16.7% by adjusting the methoxy group on Spiro-OMeTAD.

Tan Hairen Nat. Commun.: The efficiency exceeds 28%! All-perovskite tandem solar cells

Light-induced halide segregation limits the photovoltaic performance and stability of wide-bandgap perovskite solar cells and tandem cells. Achieving hybrid 2D/3D heterostructures through solution post-processing is a typical strategy to improve the effic

Joule: Polycarbazolephosphonic acid as a versatile hole transport material for p-i-n perovskite cells and components

Commonly used poly(triarylamine) and carbazolephosphonic acid (PACz) hole transport materials (HTM) are limited by their poor wettability to perovskite solutions and poor sensitivity to layer thickness/substrate roughness, respectively. Practical applicat

Wuhan University Nature: Integrated doping strategy, high-efficiency all-perovskite tandem solar cells

All-perovskite tandem solar cells are expected to surpass the Shockley-Quesser limit of single-junction solar cells. However, the practical use of these cells is currently hampered by performance and stability issues associated with mixed tin-lead (Sn-Pb)

Professor Yang Yang’s team at San Diego State University and Professor Ziyu Wang’s team at Wuhan University—New progress in piezoelectric composite materials research

Due to the need for integrated sensing and protection, lightweight, durable, and smart bioelectronic sensors have been extensively researched and developed in the fields of sports and gerontology. However, smart sensing capabilities and high-intensity pro

Qin Tianshi Group's latest AFM: imidazole derivatives for efficient mixed tin lead perovskite batteries

Narrow bandgap Pb-Sn perovskite solar cells are suitable as bottom cells for series solar cells, and are expected to exceed the single junction S-Q limit. The coordination between 2-AD and perovskite can inhibit the oxidation of Sn2+, thereby reducing the

Anion optimization for bifunctional surfacepassivation in perovskite solar cells

Pseudohalide (PH) anion engineering has become a surface passivation strategy of interest in the field of perovskite based optoelectronics; But so far, PH anions have led to insufficient passivation of defects, resulting in undesired deep impurity states.

In-depth interpretation! Bottom-up modification improves performance of narrow-bandgap lead-tin perovskite single-junction and tandem solar cells

1. Narrow bandgap Pb-Sn perovskite solar cells are suitable as bottom cells of tandem solar cells and are expected to exceed the single-junction S-Q limit. 2. As an effective defect passivator and antioxidant, GlyCl greatly inhibits the oxidation of Sn2+

The latest inverted perovskite Science!

Perovskite solar cells are a promising solar energy conversion technology, but their stability remains a challenge. Compared to n-i-p solar cells, p-i-n geometry perovskite solar cells (PSCs) offer simplified fabrication, better suitability for charge ext

The latest inverted perovskite Science!

Perovskite solar cells are a promising solar energy conversion technology, but their stability remains a challenge. Compared to n-i-p solar cells, p-i-n geometry perovskite solar cells (PSCs) offer simplified fabrication, better suitability for charge ext

Alignment of PbI2: Implications for Solar Cell Applications

Lead iodide (PbI2) is a notable material in the realm of solar cell applications, particularly in the field of perovskite solar cells. The alignment and crystal structure of PbI2 play a significant role in determining the efficiency and performance of the

345FAnI new interface modification material to avoid battery stability degradation, free samples are provided

345FAnI new interface modification material to avoid battery stability degradation, free samples are provided. Order Now

Hu Jinsong Joule: In-depth interpretation! Air preparation, record efficiency CsPbI3 perovskite cell

1. A dimethylammonium extraction strategy utilizing hydrogen bonding promotion was developed. 2. The preparation humidity and temperature range windows are significantly expanded. 3. Efficiency of undoped poly(3-hexylthiophene) (P3HT)-based CsPbI3 perovsk

AM: Perovskite quantum dot/polymer cholesteric liquid crystal circularly polarized laser

Circularly polarized coherent light sources have huge application potential in optical applications such as 3D display/imaging, data encryption transmission and processing, and quantum communications. However, there are few reports on circularly polarized

Chem Review: Interfaces and Perovskite Photovoltaic Stability

Perovskite solar cells (PSCs) have made tremendous progress over the past decade, with single-junction devices approaching the efficiency of silicon photovoltaics. However, their long-term stability still lags behind their silicon competitors, which has s

Nano Letters: Controlled colloidal synthesis of perovskite nanocrystals for dual-mode optoelectronic applications

Nanosized colloidal perovskite nanocrystals (PNCs) have attracted increasing research interest due to their narrow emission bandwidth, high photoluminescence quantum yield (PLQY), and high defect tolerance.

AFM: Silver electrode anti-corrosion! The good news for inverted perovskite cells

Silver electrodes are widely used in inverted perovskite solar cells (PSCs), but their reactivity and corrosiveness with perovskites always cause serious stability problems. Starting from the typical theory of metal anti-corrosion, Fang Junfeng, Li Xiaodo

ACS Energy Lett, University of Electrical and Communications Synthesis of novel SAM for improving the efficiency of broadband gap perovskite and fully perovskite stacked solar cells

Perovskite solar cells (PSC) have recently made progress due to their long carrier lifetime, tunable bandgap matching, and optical absorption. According to reports, the power conversion efficiency (PCE) of single junction PSC has reached 26.1%, which is e

Nat. Commun.: 36% efficiency! High performance blue OLED

Currently, organic light-emitting diodes (OLEDs) have been commercialized, using phosphors with 100% internal quantum efficiency (IQE) in green and red emission regions. Recently, Soo Young Park of Seoul University and Jongwook Park of Kei hee University

31.25% Efficiency! Perovskite Breakthrough Reported in Science

Maximizing the power generated per unit area can expedite the deployment of photovoltaic (PV) systems, as the cost distribution of PV systems is now predominantly driven by system balance components (such as installation systems, wiring, labor, and invert

Ge Ziyi AM: 17.91% record efficiency! Flexible Organic Solar Cells

High power conversion efficiency (PCE) and mechanical robustness are key requirements for organic solar cells (OSCs) for wearable applications. However, almost all highly efficient photoactive films comprising polymer donors (PDs) and small molecule accep

Perovskite Nature, Science breakthrough again and again! Milestone progress achieved!

Nature Communications has published a paper on the use of nanostructures for organic light-emitting diode research. The authors report a facile, scalable, lithography-free method to generate controllable nanostructures with orientational randomness and di

AM Review: Perovskite Smart Windows

perovskite smart windows hold vast application prospects as cutting-edge window technology. They can offer energy efficiency and indoor comfort for buildings while contributing to reduced energy consumption, lower carbon emissions, and sustainable develop

EES: A ternary system for generating renewable hydrogen from waste biomass feedstock using the full solar spectrum

Solar hydrogen production is a viable strategy for decarbonizing the global energy economy, as it directly addresses the intermittency issues associated with solar resources and serves as an alternative energy carrier. Jason Scott and Robert A. Taylor at

Angew. Chem.: Two-dimensional perovskite with long afterglow color tunable and its luminescent mechanism

Two-dimensional (2D)-halide perovskites have promising applications in photodetectors, solar cells, and phosphorescence systems due to their diverse chemical structures and excellent environmental stability.

Semi-transparent organic photovoltaics

Organic photovoltaics, as an economical solar energy conversion technology, are considered to be an effective approach to address environmental issues and energy challenges. With the peak efficiency of OPV exceeding 20%, the research focus will shift from

41.2% efficiency! Perovskite indoor photovoltaic

Metal halide perovskites are ideal candidates for indoor photovoltaics (IPV) because of their easily tuned bandgap and can be engineered to cover the spectrum of any artificial light source. However, severe nonradiative carrier recombination under low lig

Stanford Matters: Water Additives Boost Efficiency of Purple Cobalt Mining Photodiodes

Blue, green, red, and near-infrared perovskite light-emitting diodes (PeLEDs) have achieved high external quantum efficiency (EQE), and their energy efficiency is approaching that of III-V-based LEDs. Beyond the visible light range, UV light offers great

The lead chelating hole transport layer is used for efficient and stable perovskite components

The addition of lead chelating molecules in HTLs can strongly interact with lead (II) ions (Pb2+), resulting in a reduction of amorphous regions near the HTLs and passivation of the underlying surface of the perovskite. The minimum module with an apertur

Why is lead iodide yellow and lead chloride white?

The color of a compound is determined by the interaction of light with the chemical structure and arrangement of its atoms and molecules. In the case of lead chloride (PbCl2) and lead iodide (PbI2), the difference in color can be attributed to their respe

Asymmetric non-fullerene acceptor-assisted ternary organic solar cells achieve an efficiency exceeding 18%

Organic photovoltaics (OPVs) with bulk heterojunction (BHJ) structure have attracted widespread attention in the field of clean solar energy due to their advantages such as solution processability, transparency, portability, and flexibility. The ternary s

Nature Energy: 26.81% efficiency! Silicon heterojunction solar cells

Silicon heterojunction (SHJ) solar cells have achieved high power conversion efficiencies due to their efficient passivation contact structures. These improved contact optoelectronic properties can enable higher device efficiencies, further stimulating th

PbI2(DMSO) powder

In recent years, the field of materials science has seen a surge in interest in the study of lead iodide (PbI2) due to its unique electronic and optical properties. One of the latest developments in this area is the synthesis of PbI2 in a dimethyl sulfoxi

Hole disappearance at the buried interface of perovskite

The upper interface of perovskites, whether trans or formal. But as a thin film, there must be two interfaces, upper and lower. Since there are many problems in the upper interface that need to be solved, will there be similar or new problems in the lower

Perovskite will change the "new sky" for photovoltaics

The technical level is hotly discussed, and the capital market is sought after. Today's perovskite has already developed from a "spark" to a "prairie fire", reshaping the competition pattern of the photovoltaic industry.

T50 lifespan 12,500 hours! High brightness and stable single crystal meteorite LED

Short device lifetime due to ion migration and low brightness due to severe Auger recombination are mitigated by in situ solution-grown perovskite single crystals (SCs). By using mixed cations to minimize the trap density and adding excess ammonium halide

Machine learning facilitates screening of interface passivation materials for perovskite solar cells

Machine learning facilitates the screening of interface passivation materials for perovskite solar cells. Perovskite solar cells have become a shining new star in the field of photovoltaics due to their excellent photoelectric performance and low manufact

24.67% efficiency! 100.53mm2 perovskite solar cell

Recently, certified by China Institute of Metrology, Shenzhen Infinite Solar Technology Co., Ltd. (SHENZHEN INFINITE SOLAR TECHNOLOGY CO., LTD.) independently developed a 100.53mm2 perovskite solar cell with a maximum photoelectric conversion efficiency o

AM: Efficient photon utilization is the key to realizing high-performance organic photovoltaic (OPV) cellsMore than 20% efficiency! Organic Photovoltaics

Efficient photon utilization is the key to realize high-performance organic photovoltaic (OPV) cells. Recently, Hou Jianhui, Cui Yong and others from the Chinese Academy of Sciences improved the photon utilization efficiency of high-performance organic ph

AFM: 23.61% efficiency! High-efficiency trans-titanium solar cells and modules with more than 86% FF

Poor interface quality between nickel oxide and halide perovskite limits the performance and stability of nickel oxide-based perovskite solar cells Decomposed reactive surface modification methods. Pyrolysis of urea can reduce high-valent nickel and repla

Best price Spiro MeOTAD perovskite solar cell employing organic charge transport layers

Best price Spiro MeOTAD perovskite solar cell employing organic charge transport layers. We are a Sperio-OMeTAD 99.8% Spiro-OMeTAD manufacturer and exporter from China. Please contact us for more Sperio-OMeTAD 99.8% Spiro-OMeTAD China suppliers, factories

Spiro-OMeTAD sublimed grade

Organic electronics is a field that is gaining a lot of attention these days due to its potential to revolutionize the way we generate and use energy. Two organic materials that have been widely studied and used in this field are spiro-OMeTAD and C60. We

Perovskite Materials: The Future of Solar Cells

Perovskite Materials: The Future of Solar Cells Perovskite materials are a class of compounds with a unique crystal structure that has garnered attention in recent years for their potential in solar cell technology.

More than 20% effectiveness organic photovoltaic

Efficient photon utilization is the key to realize high-performance organic photovoltaic (OPV) cells. Recently, the Chinese Academy of Sciences has improved the photon utilization efficiency of high-performance organic photovoltaic cells by adjusting the

High-efficiency p-i-n perovskite solar cells resistant to high temperature fatigue

Cyclic lattice strain and induced fatigue failure of perovskite films at temperatures ranging from -60°C to 80°C using synchrotron radiation GIWAXS The use of β-pV2F polymer materials with ordered dipole structures improves the stability of perovskite

n-Propylammonium bromide

n-Propylammonium bromide - Borun New Material - ChemBorun is an organic salt used in the formation of two-dimensional hybrid perovskites. Propylammonium iodide was used as a precursor to prepare high-performance blue perovskite light-emitting diodes

Spiro-OMeTAD C60 Fullerene Applications and Uses

C60 Spiro-OMeTAD fullerene has numerous uses and applications, and these are expanding daily. Despite the fact that fullerene molecules were just discovered at the close of the twentieth century, scientists rapidly realized the incredible potential these

AEM: Record efficiency! Defects of high efficiency trans perovskites battery and synchronous modulation of buried interface

The suppression of non radiative recombination in perovskite solar cells (PSCs) is essential to improve their power conversion efficiency and operational stability. Qinye Bao of East China Normal University and Jianming Yang of Shanghai University reporte

Formamidinium iodide, precursor for optimum solar conversion efficiencies

Formamidinium Iodide (FAI) is an organoiodine compound that serves as a precursor material for the synthesis of formamidinium-lead-iodide (FAPbI3)-based perovskites, which are under investigation as highly efficient solar cell materials. American Elements

AEM: Photodegradation pathways of organic solar cells revealed by spectrally resolved accelerated lifetime analysis

Micro robots have attracted the attention of scientists because of their unique characteristics that they can complete tasks in parts that are difficult to reach. Micro robots can be precisely driven and manipulated individually or in groups for sampling,

Small method: a flexible quartz mine solar model with an area of ​​over 300cm2

Fabrication of large-area formamidine (FA)-based perovskite solar cells is considered to be one of the most promising paths towards its commercialization. However, the phase stability of FA-based perovskites is poor at room temperature, which also increas

Rapid preparation of perovskites battery

A stable and viscosity adjustable perovskite ink was prepared by using ammonium methylacetate ionic liquid solvent and was successfully screen printed. The control of the thickness, area and patterns on different substrates of perovskite thin films is dem

JACS: Soft multiaxial molecular ferroelectric thin films with self-powered broadband photodetection

Molecular ferroelectric thin films provide a good platform for miniaturized electronic devices, which is inseparable from their multiaxiality. Despite extensive research, soft MFFs with broadband optoelectronic activity are still a huge gap, because photo

Perovskites-Based Solar Cells: Materials, Methods, and Future Perspectives

With increasing global energy consumption and environmental pollution, traditional fossil energy sources cannot meet the sustainable development of human society. The utilisation of clean, renewable energy sources has become a prerequisite for the develop

Efficient silicon perovskites light-emitting diodes

Silicon-based perovskite light-emitting diodes (Si-based PeLEDs) have great potential in specific optoelectronic application scenarios due to the combination of the excellent light-emitting characteristics of perovskite and the maturity of silicon technol

Solar RRL review: Large-area all-printed mesoscopic perovskite cells

Perovskite solar cells (PSCs) have achieved a certified efficiency (PCE) of 25.5% and show potential for low-cost photovoltaic applications. One of the keys to push PSCs into industrialization is to expand their effective area. However, the PCE of large-a

What is an OLED?

The OLED stands for Organic Light-Emitting Diode - a technology that uses LEDs in which the light is produced by organic molecules. These organic LEDs are used to create what are considered to be the world’s best display panels. OLED displays are made b

Colloidal quantum dot Perovskite solar cells: future prospects for deposition technology and large-area fabrication

Many examples of nanoscale semiconductors yield very high quality photoelectricity. Many examples have achieved nearly luminous luminous efficiency, which is a perfect non-luminous process, which can fully realize the luminescent technology of luminescent

Additives and Modifiers - Create limitless opportunities with innovative high-performance materials

Additives and Modifiers - Create limitless opportunities with innovative high-performance materials. One of the most powerful equipment that chemistry offers is the capacity to broaden specialised additives and modifiers to enhance and improve product per

SAM301

SAM301: Bandgap 2.8 eV,HOMO -5.4 eV,LUMO -2.6 eV. Can be used as HTL with fullerene C60. Can be used as the HTL between ITO and Perovskite Layer. SAM301 is dissolved in Ethanol, Spin Coating.

Heavy! Commercial applications of indoor photovoltaics based on flexible perovskite solar cells

Perovskite technology will dominate the photovoltaic market in the future Metal halide perovskites are emerging as a new type of high-efficiency solar cell material in the past decade, with a power conversion efficiency of 25.7%. Perovskite photoactive

Preparation of ultra-high-efficiency perovskite cells by converting PbI2 phase

Organic-inorganic hybrid perovskite materials have excellent optoelectronic properties such as high optical absorption coefficient, suitable tunable band gap, low exciton binding energy, high carrier mobility, and long diffusion length. Therefore, it has

Organometal trihalide perovskite solar cells with conversion efficiencies of 20.1%

25 April 1954 was a seminal day in the history of research on solar cells. On this date scientists at Bell Labs, Murray Hill, USA, announced the invention of the world's first practical panel of solar cells for converting sunlight into electricity. The so

Described by Seok et al: Stability of perovskite cells: recent developments and perspectives

Perovskite solar cell PSC achieves an excellent photoelectric efficiency (PCE) of 25.7%, which is comparable to that of its peers (silicon-based solar cells). However, efficiency and long-term stability with transformational landscaping value are still an

Photovoltaic perovskites increasingly combine superior efficiency with good durability

Perovskite is a large class of crystal materials, and its general chemical formula is ABX3. Some companies and academic research groups around the world are conducting field tests for several months to evaluate the durability and performance of photovolta

Perovskite Quantum Dots: A Rapidly Expanding Area of Research

Over the last two decades, quantum dots have elicited a considerable amount of excitement and attention from both research scientists and the media. When Sony launched their XBR line of televisions in 2013, quantum dots successfully moved from pure resear

Best Research-Cell Efficiency Chart

Borun (Borun Chemical) maintains a chart of the highest confirmed conversion efficiencies for research cells for a range of photovoltaic technologies, plotted from 1976 to the present. Learn how Borun (Borun Chemical) can help your team with certified e

Nat. Commun.: Hydrogen production using perovskite photocathode and lignocellulosic biomass

Hydrogen production from solar energy is one of the ultimate technologies required for carbon neutral and sustainable society. However, the high-energy semi reaction of water oxidation and the poor performance of traditional inorganic photocatalysts have

Inhibited Aggregation of Lithium Salt in Spiro-OMeTAD for Perovskite Solar Cells

Organic small molecule material, spiro-OMeTAD, is widely used in perovskite solar cells as the hole transport material due to its desirable properties, such as suitable highest occupied molecular orbital energy levels, high solubility and good film formin

Perovskite Solar Cells Set a New Record: The Progress Towards 25.8 % Efficiency

In few months ago, a Korean team at UNIST reported ground-breaking results in the production of perovskite materials for use in solar cells. The next power conversion efficiency of 25.8 % for a single-junction perovskite solar cell was reached by building

Semi-transparent perovskite solar cells for tandems with silicon and CIGS

Perovskite solar cells use transparent silver nanowire electrodes to achieve translucent devices. The translucent cell is placed in a mechanical stack tandem configuration on copper indium gallium selenide (CIGS) and low-quality polysilicon (Si) to realiz