Effects of magnetic-elastic anisotropy on magnetoelectric gyrator with ferrite/PZT/ferrite laminate for enhancement of power conversion efficiencies

2021 ◽  
Vol 540 ◽  
pp. 168451
Author(s):  
Jitao Zhang ◽  
Kang Li ◽  
Qingfang Zhang ◽  
D.A. Filippov ◽  
Jie Wu ◽  
...  
Keyword(s):  
Elastic Anisotropy ◽  
Power Conversion ◽  
Conversion Efficiencies

A privileged ternary blend enabling non-fullerene organic photovoltaics with over 14% efficiency

2020 ◽  
Vol 8 (43) ◽  
pp. 15135-15141
Author(s):  
Jing Yan ◽  
Yuan-Qiu-Qiang Yi ◽  
Jianqi Zhang ◽  
Huanran Feng ◽  
Yanfeng Ma ◽  
...  
Keyword(s):  
Small Molecule ◽  
Organic Photovoltaics ◽  
Power Conversion ◽  
Ternary Blend ◽  
Conversion Efficiencies

Two non-fullerene small molecule acceptors, NT-4F and NT-4Cl, were designed and synthesized. Power conversion efficiencies of 11.44% and 14.55% were achieved for NT-4Cl-based binary and ternary devices, respectively.

Nonfullerene acceptors for P3HT-based organic solar cells

2021 ◽  
Author(s):  
Shreyam Chatterjee ◽  
Seihou JINNAI ◽  
Yutaka Ie
Keyword(s):  
Solar Cells ◽  
High Power ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Conversion Efficiencies

Progressive advancement of remarkably high power conversion efficiencies (PCEs) of organic solar cells (OSCs) largely depends on the development of norfullerene acceptors (NFAs), revealing stupendous ability of OSCs to shift...

Conventional polymer solar cells with power conversion efficiencies increased to >9% by a combination of methanol treatment and an anionic conjugated polyelectrolyte interface layer

RSC Advances ◽  
2014 ◽  
Vol 4 (92) ◽  
pp. 50988-50992 ◽  
Author(s):  
Tao Yuan ◽  
Dong Yang ◽  
Xiaoguang Zhu ◽  
Lingyu Zhou ◽  
Jian Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Thin Layer ◽  
Polymer Solar Cell ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Interface Layer ◽  
Conjugated Polyelectrolyte ◽  
Methanol Treatment ◽  
Conversion Efficiencies

The power conversion efficiency of a PTB7:PC71BM polymer solar cell was improved up to 9.1% by a combination of methanol treatment followed by conjugation of a water- or alcohol-soluble polyelectrolyte thin layer.

scholarly journals Colloidal Synthesis of Lead-free Cs2TiBr6-xIx Perovskite Nanocrystals

2021 ◽  
Author(s):  
Shanti Maria Liga ◽  
Gerasimos Konstantatos
Keyword(s):  
Solar Cells ◽  
Power Conversion ◽  
Lead Free ◽  
Colloidal Synthesis ◽  
Optoelectronic Materials ◽  
Perovskite Nanocrystals ◽  
Halide Perovskites ◽  
Conversion Efficiencies

Cesium titanium halide perovskites are novel lead-free optoelectronic materials that have attracted attention in the last two years for their application in solar cells with power conversion efficiencies reaching 3.3%....

Recent advances, challenges and prospects in ternary organic solar cells

Nanoscale ◽  
2021 ◽  
Author(s):  
Congcong Zhao ◽  
Jiuxing Wang ◽  
Xuanyi Zhao ◽  
Zhonglin Du ◽  
Renqiang Yang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Performance ◽  
Power Conversion ◽  
The Past ◽  
Recent Advances ◽  
Conversion Efficiencies

The past decade has seen a tremendous development of organic solar cells (OSCs). To date, the high-performance OSCs have boosted the power conversion efficiencies (PCEs) over 17%, showing bright prospects...

Functional tuning of A–D–A oligothiophenes: the effect of solvent vapor annealing on blend morphology and solar cell performance

2015 ◽  
Vol 3 (26) ◽  
pp. 13738-13748 ◽  
Author(s):  
Gisela L. Schulz ◽  
Mirjam Löbert ◽  
Ibrahim Ata ◽  
Marta Urdanpilleta ◽  
Mika Lindén ◽  
...  
Keyword(s):  
Solar Cell ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Solvent Vapor ◽  
Solar Cell Performance ◽  
Effect Of Solvent ◽  
Blend Morphology ◽  
Vapor Annealing ◽  
Solvent Vapor Annealing ◽  
Conversion Efficiencies

A series of dicyanovinylene-substituted A–D–A oligothiophenes with cores of varying donor strength were developed for solution-processable organic solar cells, with significant enhancement in power conversion efficiencies upon solvent vapor annealing.

scholarly journals Understanding the formation of PEDOT:PSS films by ink-jet printing for organic solar cell applications

RSC Advances ◽  
2015 ◽  
Vol 5 (96) ◽  
pp. 78677-78685 ◽  
Author(s):  
Arjun Singh ◽  
Monica Katiyar ◽  
Ashish Garg
Keyword(s):  
Solar Cell ◽  
Organic Solar Cell ◽  
Power Conversion ◽  
Ink Jet Printing ◽  
Ink Jet ◽  
Jet Printing ◽  
Conversion Efficiencies

PEDOT:PSS films were ink-jet printed and were integrated into organic solar cell devices. The devices using printed films yield power conversion efficiencies comparable to the devices using spin coated PEDOT:PSS films.

Conductive Polymers Based on Phenothiazine-Benzothiadiazole: Synthesis, Characterization of Photovoltaics

2013 ◽  
Vol 634-638 ◽  
pp. 2643-2650 ◽  
Author(s):  
Dae Hee Yun ◽  
Han Sol Yoo ◽  
Tae Won Ko ◽  
Yong Sung Park ◽  
Je Wan Woo
Keyword(s):  
Conjugated Polymers ◽  
Power Conversion ◽  
Coupling Reaction ◽  
Band Gap Energy ◽  
Suzuki Coupling Reaction ◽  
Gap Energy ◽  
Solution State ◽  
Conversion Efficiencies ◽  
Film State

Two new π-conjugated polymers (Poly[(N-10’-(octan-3-yl)-phenothiazin-3,7-ylene)-alt- (4’,7’-bis(thiophen-2-yl)benzo[c][1,2,5]thiadiazole)] (PoPTZ-BT-BTD), Poly[(N-10`-(octan-3-yl) -phenothiazin-3,7-ylene)-alt-(4’,7’-bis(thiophen-2-yl)-5,6-bis(octyloxy)benzo[c][1,2,5]thiadiazole)] (PoPTZ-BT-BoBTD) ) were synthesized through the Suzuki coupling reaction for organic photovoltaics (OPVs), and their optical and electrochemical properties were analyzed. Their wavelength of maximun absorption was 526 nm and 506 nm in solution state, repectively, and 560 nm and 522 nm in film state, respectively. Their band-gap energy was 2.01 eV and 2.09 eV in solution state, and 1.82 eV and 1.91 eV in film state, respectively. The results of analysis of the chrateristics of photovoltaics, 0.79 % and 0.99 % of the maximum power conversion efficiencies (PCE), repectively.

scholarly journals Hybrid Organic-Inorganic Perovskites Open a New Era for Low-Cost, High Efficiency Solar Cells

2015 ◽  
Vol 2015 ◽  
pp. 1-10 ◽  
Author(s):  
Guiming Peng ◽  
Xueqing Xu ◽  
Gang Xu
Keyword(s):  
Solar Cells ◽  
Solar Energy ◽  
High Efficiency ◽  
Low Cost ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Device Structure ◽  
New Era ◽  
High Efficiency Solar Cells ◽  
Conversion Efficiencies

The ramping solar energy to electricity conversion efficiencies of hybrid organic-inorganic perovskite solar cells during the last five years have opened new doors to low-cost solar energy. The record power conversion efficiency has climbed to 19.3% in August 2014 and then jumped to 20.1% in November. In this review, the main achievements for perovskite solar cells categorized from a viewpoint of device structure are overviewed. The challenges and prospects for future development of this field are also briefly presented.

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