A5079026525- Perovskite Materials and Applications
- Conducting polymers and applications
- Quantum Dots Synthesis And Properties
- Chalcogenide Semiconductor Thin Films
- Advanced battery technologies research
- Organic Light-Emitting Diodes Research
- Organic Electronics and Photovoltaics
- ZnO doping and properties
- Algal biology and biofuel production
- CRISPR and Genetic Engineering
- Probiotics and Fermented Foods
- Plant tissue culture and regeneration
- Microbial Metabolites in Food Biotechnology
- Advanced Photocatalysis Techniques
- Luminescence and Fluorescent Materials
- Polyoxometalates: Synthesis and Applications
- Transgenic Plants and Applications
- Lipid metabolism and biosynthesis
- Organic and Molecular Conductors Research
- Microbial Metabolic Engineering and Bioproduction
- Seaweed-derived Bioactive Compounds
North China Electric Power University
2021-2025
State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources
2024
Shandong Academy of Agricultural Sciences
2014-2020
Abstract Buried interface optimization matters the efficiency improvement of planar perovskite solar cells (PSCs), and molecular bridge is reported to be an effective approach. Herein, a constructed at buried using 4‐chloro‐3‐sulfamoylbenzoic acid (CSBA), its preferred arrangement systematically investigated. It elucidated that CSBA prone orientationally absorbed on TiO 2 surface through COOH–Ti, then connect with S═O–Pb, resulting in feasible oriented bridge. Contributing passivated...
Abstract Metal‐halide perovskite solar cells (PSCs) have emerged as a promising photovoltaic technology. Fabricating PSCs in ambient air can accelerate their low‐cost commercialization, since it remove the reliance on atmosphere‐controlled equipment. However, power conversion efficiency (PCE) of air‐fabricated still lags behind those fabricated glovebox. Here, based technology to fabricate high‐quality film air, compatible optimization is performed electron transport layer (ETL) further...
Abstract Mixed 2D/3D perovskite solar cells (PSCs) show promising performances in efficiency and long‐term stability. The functional groups terminated on a large organic molecule used to construct 2D capping layer play key role the chemical interaction mechanism thus influence device performance. In this study, 4‐(trifluoromethyl) benzamidine hydrochloride (TFPhFACl) is adopted atop 3D perovskite. It found that there are two mechanisms synergistically contributing increase of efficiency: 1)...
Abstract The commercialization of perovskite solar cells is badly limited by stability, an issue determined mainly perovskite. Herein, inspired a natural creeper that can cover the walls through suckers, we adopt polyhexamethyleneguanidine hydrochloride as molecular on to inhibit its decomposition starting from annealing process. molecule possesses long-line structure where guanidinium groups serve suckers strongly anchor cations multiple hydrogen bonds. These features make grains and...
Abstract The doped organic hole transport layer (HTL) is crucial for achieving high‐efficiency perovskite solar cells (PSCs). However, the traditional doping strategy undergoes a time‐consuming and environment‐dependent oxidation process, which hinders technology upgrades commercialization of PSCs. Here, we reported new by introducing cascade reaction in Spiro‐OMeTAD, can simultaneously achieve rapid overcome erosion 4‐tert‐butylpyridine (tBP) HTL. ideal dopant iodobenzene diacetate was...
Utilizing self-assembled monolayer (SAM) of [4-(3,6-Dimethyl-9H-carbazol-9-yl)butyl]phosphonic acid as the interfacial layer on NiOx (Me-4PACz) has been proven to be a feasible approach improve photovoltaic performance inverted perovskite solar...
Abstract Maintaining the power conversion efficiency (PCE) of perovskite solar cells (PSCs) while enlarging active area is necessary for their industrialization, where key part uniform carrier extraction. Here, a conformal electron transport layer (ETL) reported with eliminated low‐conductive contacts through tailored deposition that combines chemical bath and modified spin‐coating on light‐managing textured substrate. The KPFM C‐AFM are utilized to prove optimized electrical properties....
The nondestructive modification of the PEIE-2D MOF interfacial modified layer improves efficiency and stability perovskite solar cells.
Abstract The open circuit voltage ( V OC ) losses at multiple interfaces within perovskite solar cells (PSCs) limit the improvements in power conversion efficiency (PCE). Herein, a tailored strategy is proposed to reduce energy offset both hetero‐interfaces PSCs decrease losses. For interface of and electron transport layer where exists mass defects, it uses pyromellitic acid serve as molecular bridge, which reduces non‐radiative recombination level offset. hole layer, includes passivator...
Abstract Surface passivation is a vital approach to improve the photovoltaic performance of perovskite solar cells (PSCs), in which passivator solvent an inevitable but easy‐ignored factor on effects. Herein, universal ternary system surface passivators proposed through comprehensively considering solubility and selective dissolution maximize effect. Tetrahydrothiophene 1‐oxide (THTO) selected as promoter by comparing binding energy with ability distort lattice among various aprotic polar...
Abstract Planar perovskite solar cells (PSCs) show huge promise as an efficient photovoltaic technology, where the inefficient carrier transport at hetero‐interface largely limits their performance advancement. Herein, bifacial surface potential regulation is realized in a monolithic film through interface doping, leading to optimized dual‐interfacial energy level alignment. In n‐i‐p planar device, up‐shift of Fermi on bottom first achieved bottom‐up diffusion Li + . Then, vitamin D2...
Polyunsaturated fatty acids (PUFAs), which contain two or more double bonds in their backbone, are the focus of intensive global research, because nutritional value, medicinal applications, and potential use as biofuel. However, ability to produce these economically important compounds is limited, it both expensive technically challenging separate omega-3 polyunsaturated (ω-3 PUFAs) from natural oils. Although biosynthetic pathways some plant microalgal ω-3 PUFAs have been deciphered,...
High-crystalline-quality wide-bandgap metal halide perovskite materials that achieve superior performance in solar cells (PSCs) have been widely explored. Precursor concentration plays a crucial role the crystallization process. Herein, we investigated influence of precursor on morphology, crystallinity, optical property, and defect density photoelectric cells. We found was key factor for accurately controlling nucleation crystal growth process, which determines materials. The based...
Ion migration is a major issue hindering the long‐term stability of perovskite solar cells (PSCs). As an intrinsic characteristic metal halide materials, ion closely related to atomic arrangement and coordination, which are basic differences among various facets. Herein, we report facet‐related migration, then achieve inhibition in through finely modulating facet orientation. We show that (100) substantially more vulnerable cationic than (111) facet. The main reason for this difference route...
Abstract Spirulina acts as a good dietary nutritional supplement. However, few research studies have been conducted on its fermentation. Three groups of probiotic combinations, lactic acid bacteria, Bacillus strains, and their mixture, were used to investigate The results showed that bacteria significantly increased the content amino acids ratio essential total in fermented Spirulina, compared with unfermented this trend was enhanced by strains' mixture. levels decreased after fermentation...
Abstract The doped organic hole transport layer (HTL) is crucial for achieving high‐efficiency perovskite solar cells (PSCs). However, the traditional doping strategy undergoes a time‐consuming and environment‐dependent oxidation process, which hinders technology upgrades commercialization of PSCs. Here, we reported new by introducing cascade reaction in Spiro‐OMeTAD, can simultaneously achieve rapid overcome erosion 4‐tert‐butylpyridine (tBP) HTL. ideal dopant iodobenzene diacetate was...
Ion migration is a major issue hindering the long‐term stability of perovskite solar cells (PSCs). As an intrinsic characteristic metal halide materials, ion closely related to atomic arrangement and coordination, which are basic differences among various facets. Herein, we report facet‐related migration, then achieve inhibition in through finely modulating facet orientation. We show that (100) substantially more vulnerable cationic than (111) facet. The main reason for this difference route...
Perovskite homojunction can promote the separation and oriented transportation of photocarriers through built‐in electric field, weaken dependence solar cells on charge transport layer. Although perovskite shows great advantages in improving device efficiency, it retains inherent poor stability materials. Herein, is found that donor defects (MA + interstitial, I − vacancy, etc.) n‐type layer are prone to compensate acceptor p‐type This compensation behavior results from diffusion doping...
Surface passivation by constructing a 2D/3D structure is considered to be an effective strategy for suppressing non-radiative recombination and improving the device efficiency stability. Herein, 2D perovskite formed in situ on surface of 3D via chemical interactions between diethylammonium iodide (DAI) Pb-I octahedra, which greatly reduces deep level defects recombination. Moreover, can regulate energy alignment, enhance charge extraction, improve open-circuit voltage. Finally, compared with...
Ion migration in perovskite solar cells (PSCs) significantly impacts their photoelectric performance and physicochemical stability. Existing research has predominantly focused on inhibiting ion through chemical strategies or observing it under open-circuit short-circuit conditions. This focus led to a limited theoretical understanding control of practical conditions, constraining advances long-term In this study, we introduce novel variable-load transient technique (VL-TPT) investigate...
Further performance enhancement of perovskite solar cells (PSCs) is limited by the defect‐assisted recombination losses. The approaches employed to decrease losses contain defect passivation, crystallization control, interface engineering, etc. Herein, a new material acetamidine thiocyanate (AASCN) via facile method synthesized, which exhibits dual functions combining cation with passivation and an anion crystallization. iodine vacancies in can be effectively passivated through hydrogen...
The increased incidence of diabetes, coupled with the introduction alternative insulin delivery methods that rely on higher doses, is expected to result in a substantial escalation future demand for affordable insulin. Plant-based systems offer safe and economical method producing pharmaceutical proteins. We used peanut (Arachis hypogaea L.) as bio-reactors express biosafe, stable proinsulin. designed two proinsulin analogues (FAIA LAIA) substitutions their amino acid sequences. fast-acting...