Perylene diimide based non-fullerene acceptors: top performers and an emerging class featuring N-annulation

2021 ◽  
Author(s):  
Vikas Sharma ◽  
Josh D. B. Koenig ◽  
Gregory C. Welch
Keyword(s):  
High Performance ◽  
Perylene Diimide ◽  
Photovoltaic Devices ◽  
New Materials ◽  
Top Performers

This perspective showcases new materials designs for perylene diimide based non-fullerene acceptors towards high performance photovoltaic devices.

Mineral/microfibrillated cellulose composite materials: High performance products, applications, and product forms

TAPPI Journal ◽  
2018 ◽  
Vol 17 (09) ◽  
pp. 507-515 ◽  
Author(s):  
David Skuse ◽  
Mark Windebank ◽  
Tafadzwa Motsi ◽  
Guillaume Tellier
Keyword(s):  
Composite Materials ◽  
High Performance ◽  
Aqueous Suspension ◽  
Production Capacity ◽  
Cost Savings ◽  
Cost Effective ◽  
New Materials ◽  
Wet Strength ◽  
Product Forms ◽  
Cellulose Composite

When pulp and minerals are co-processed in aqueous suspension, the mineral acts as a grinding aid, facilitating the cost-effective production of fibrils. Furthermore, this processing allows the utilization of robust industrial milling equipment. There are 40000 dry metric tons of mineral/microfbrillated (MFC) cellulose composite production capacity in operation across three continents. These mineral/MFC products have been cleared by the FDA for use as a dry and wet strength agent in coated and uncoated food contact paper and paperboard applications. We have previously reported that use of these mineral/MFC composite materials in fiber-based applications allows generally improved wet and dry mechanical properties with concomitant opportunities for cost savings, property improvements, or grade developments and that the materials can be prepared using a range of fibers and minerals. Here, we: (1) report the development of new products that offer improved performance, (2) compare the performance of these new materials with that of a range of other nanocellulosic material types, (3) illustrate the performance of these new materials in reinforcement (paper and board) and viscosification applications, and (4) discuss product form requirements for different applications.

Synthesis of 3-(Cyclohexylamino)-2-arylimidazo[1,2-a]pyridine-8- carboxylic Acids Via an Efficient Three-component Condensation Reaction between Cyclohexylisocyanide and 2-Aminopyridine-3-carboxylic Acid in the Presence of Aromatic Aldehyde

2018 ◽  
Vol 21 (4) ◽  
pp. 298-301 ◽  
Author(s):  
Ghasem Marandi
Keyword(s):  
Biological Sciences ◽  
Carboxylic Acid ◽  
Carboxylic Acids ◽  
High Performance ◽  
Condensation Reaction ◽  
Aromatic Aldehydes ◽  
New Materials ◽  
One Pot ◽  
High Yields ◽  
Benzaldehyde Derivatives

Aim and Objective: The reaction of cyclohexylisocyanide and 2-aminopyridine-3- carboxylic acid in the presence of benzaldehyde derivatives in ethanol led to 3-(cyclohexylamino)-2- arylimidazo[1,2-a]pyridine-8-carboxylic acids in high yields. In a three component condensation reaction, isocyanide reacts with 2-aminopyridine-3-carboxylic acid and aromatic aldehydes without any prior activation. Material and Methods: The synthesized products have stable structures which have been characterized by IR, 1H, 13C and Mass spectroscopy as well as CHN-O analysis. Results: In continuation of our attempts to develop simple one-pot routes for the synthesis of 3- (cyclohexylamino)-2-arylimidazo[1,2-a]pyridine-8-carboxylic acids, aromatic aldehydes with divers substituted show a high performance. Conclusion: In conclusion, this study introduces the art of combinatorial chemistry using a simple one-pot procedure for the synthesis of new materials which are interesting compounds in medicinal and biological sciences.

Interfacial self-assembly engineering for constructing a 2D flexible superlattice polyoxometalate/rGO heterojunction for high-performance photovoltaic devices

2020 ◽  
Vol 49 (12) ◽  
pp. 3766-3774 ◽  
Author(s):  
Jianping Li ◽  
Dai Wu ◽  
Chunlei Wang ◽  
Ding Liu ◽  
Weilin Chen ◽  
...  
Keyword(s):  
Conversion Efficiency ◽  
Self Assembly ◽  
High Performance ◽  
Photoelectric Conversion Efficiency ◽  
Photovoltaic Devices ◽  
Photoelectric Conversion

The strategy of constructing a 2D flexible superlattice polyoxometalate/rGO heterojunction is proposed to improve the photoelectric conversion efficiency of photovoltaic devices.

scholarly journals Lateral PbS Photovoltaic Devices for High Performance Infrared and Terahertz Photodetectors

Nanomaterials ◽  
2021 ◽  
Vol 11 (7) ◽  
pp. 1692
Author(s):  
Emmanuel K. Ampadu ◽  
Jungdong Kim ◽  
Eunsoon Oh
Keyword(s):  
High Performance ◽  
Room Temperature ◽  
Photovoltaic Device ◽  
Photovoltaic Devices ◽  
Temperature Spectrum ◽  
Terahertz Region ◽  
Room Temperature Spectrum ◽  
Ftir Spectrometer ◽  
Titanium Substrates ◽  
Deposition Conditions

We fabricated a lateral photovoltaic device for use as infrared to terahertz (THz) detectors by chemically depositing PbS films on titanium substrates. We discussed the material properties of PbS films grown on glass with varying deposition conditions. PbS was deposited on Ti substrates and by taking advantage of the Ti/PbS Schottky junction, we discussed the photocurrent transients as well as the room temperature spectrum response measured by Fourier transform infrared (FTIR) spectrometer. Our photovoltaic PbS device operates at room temperature for wavelength ranges up to 50 µm, which is in the terahertz region, making the device highly applicable in many fields.

Star-shaped heptamers of discotic dyes as new materials for photovoltaic devices

2004 ◽  
Vol 836 ◽  
Author(s):  
S. Holger Eichhorn ◽  
Nicholas Fox ◽  
Bryan Bornais
Keyword(s):  
Liquid Crystal ◽  
Electronic Properties ◽  
Photovoltaic Devices ◽  
New Materials ◽  
Discotic Liquid Crystal ◽  
P Type ◽  
Potential Use

AbstractPotentially n-type and p-type semi-conducting discotic liquid crystal dyes are linked together to star-shaped heptamers, which might self-organize into super-columns of separated p-type and n-type columnar stacks. Their synthesis, mesomorphism, and electronic properties will be discussed along with their potential use in photovoltaic devices.

scholarly journals Importance of use of High-performance work system and effectiveness of employee’s role on organizational performance: A Review

2019 ◽  
Vol 7 (7) ◽  
pp. 421-425
Author(s):  
Jyoti Aggarwal
Keyword(s):  
Organizational Performance ◽  
High Performance ◽  
Human Performance ◽  
Voluntary Turnover ◽  
Sales Growth ◽  
Work System ◽  
Knowledge Sharing Behavior ◽  
Top Performers ◽  
High Performance Work System ◽  
Sharing Behavior

Human Performance Work System is an important part of every organization. It not only manages the system practices for employees but is also dedicated towards employee effectiveness. There are some factors which might be effective towards organizational performance. For example, employee’s performance is the most important part of an organization’s success, relationship between employee and supervisor, sales growth, voluntary turnover, knowledge sharing behavior, employee attitude, and effect on top performers. This literature review reveals that all the factors mentioned above are helpful in contributing towards making organizational performance better except voluntary turnover.

scholarly journals Symmetry Induced Orderly Assembly Achieving High-Performance Perylene Diimide-based Non-Fullerene Organic Solar Cells

CCS Chemistry ◽  
2020 ◽  
pp. 1-18
Author(s):  
Shangshang Chen ◽  
Dong Meng ◽  
Jiachen Huang ◽  
Ningning Liang ◽  
Yan Li ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
High Performance ◽  
Perylene Diimide

Constructing efficient organic photovoltaic devices with a spirobifluorene based water/alcohol-soluble cathode interlayer

2018 ◽  
Vol 42 (11) ◽  
pp. 8960-8967 ◽  
Author(s):  
Yang Miao ◽  
Yincai Xu ◽  
Yuewei Zhang ◽  
Xianju Yan ◽  
Kaiqi Ye ◽  
...  
Keyword(s):  
Solar Cells ◽  
High Performance ◽  
Polymer Solar Cells ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices ◽  
High Performance Polymer ◽  
Cathode Interlayer ◽  
Water Alcohol

Water/alcohol-soluble 3D-structured spirobifluorene based cathode interlayers (CILs) were synthesized and employed to fabricate high performance polymer solar cells (PSCs).

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