Versatile compounds called perovskites are valued for their application in next generation solar energy technologies. Despite their efficiency and relative cheapness, perovskite devices have yet to be perfected; they often ...
Nanophysics
Nov 25, 2019
0
6
For years, physicists have assumed that Cooper pairs, the electron duos that enable superconductors to conduct electricity without resistance, were two-trick ponies. The pairs either glide freely, creating a superconducting ...
Condensed Matter
Nov 15, 2019
3
4146
Semiconductors are the basic building blocks of digital devices. Improvements in semiconductor functionality and performance are likewise enabling next-generation applications of semiconductors for computing, sensing and ...
Condensed Matter
Oct 11, 2019
1
5210
A thick-film (300 nm) ternary OSC is fabricated by introducing phenyl-C61-butyric-acid-methyl ester (PC61BM) into a PBDB-T-2Cl:BTP-4F host blend, as these materials present complementary absorption and well-matched energy ...
Materials Science
Sep 18, 2019
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4
Light-emitting diodes made of indium gallium nitride provide better luminescence efficiency than many of the other materials used to create blue and green LEDs. But a big challenge of working with InGaN is its known dislocation ...
Condensed Matter
Sep 4, 2019
1
138
Novel self-assembly of resonant J-aggregates on carbon nanotubes with advanced features and high potential for versatile practical applications is discovered recently. Last decade, the nanoscale devices become much closer ...
Bio & Medicine
Aug 19, 2019
0
15
Recent advances in solar cell technology use polycrystalline perovskite films as the active layer, with an increase to efficiency of as much as 24.2%. Hybrid organic-inorganic perovskites are especially successful, and they ...
Condensed Matter
Jul 30, 2019
0
648
Transition-metal complexes in dye-based solar cells are responsible for converting light into electrical energy. A model of spatial charge separation within the molecule has been used to describe this conversion. However, ...
Materials Science
Jul 9, 2019
0
0
Physicists from the Dresden Integrated Center for Applied Physics and Photonic Materials (IAPP) and the Center for Advancing Electronics Dresden (cfaed) at the TU Dresden, together with researchers from Tübingen, Potsdam ...
Polymers
Jul 5, 2019
1
1
Simulations unveil efficiency targets and design rules to maximize the conversion of light into electricity using organic solar cells.
Materials Science
Jun 17, 2019
0
5
