Purely organic materials for extremely simple all-TADF white OLEDs: a new carbazole/oxadiazole hybrid material as a dual-role non-doped light blue emitter and highly efficient orange host

2018 ◽  
Vol 6 (14) ◽  
pp. 3675-3682 ◽  
Author(s):  
Di Zhang ◽  
Xudong Cao ◽  
Qingjing Wu ◽  
Mucan Zhang ◽  
Ning Sun ◽  
...  

Extremely simple two-color all-TADF WOLEDs with a single-emissive-layer singe-host/dopant system provide a bright future for high-efficiency low-cost vacuum-deposited WOLEDs.

2015 ◽  
Vol 3 (21) ◽  
pp. 5412-5418 ◽  
Author(s):  
Li Yuan Guo ◽  
Xun Lu Zhang ◽  
Hai Shan Wang ◽  
Chen Liu ◽  
Zhi Gang Li ◽  
...  

Two new iridium complexes were prepared. With one of the complexes, both high efficiency orange EL and single-EML WOLED were constructed.


Nanoscale ◽  
2020 ◽  
Vol 12 (45) ◽  
pp. 23125-23133
Author(s):  
Yifan Tian ◽  
Xinying Xue ◽  
Yu Gu ◽  
Zhaoxi Yang ◽  
Guo Hong ◽  
...  

Electrochemically splitting water into hydrogen and oxygen plays a significant role in the commercialization of hydrogen energy as well as fuel cells, but it remains a challenge to design and fabricate low-cost and high-efficiency electrocatalysts.


2015 ◽  
Vol 3 (13) ◽  
pp. 2974-3002 ◽  
Author(s):  
Jwo-Huei Jou ◽  
Sudhir Kumar ◽  
Abhishek Agrawal ◽  
Tsung-Han Li ◽  
Snehashis Sahoo

Highly efficient OLEDs are extremely demanded for the design of highly competitive energy-saving displays and lightings. In this article, we have systematically reviewed some most effective organic materials, eleven device architectural approaches, and outcoupling techniques to realize the high efficiency OLEDs.


2017 ◽  
Vol 10 (3) ◽  
pp. 788-798 ◽  
Author(s):  
Yuan-Yuan Ma ◽  
Cai-Xia Wu ◽  
Xiao-Jia Feng ◽  
Hua-Qiao Tan ◽  
Li-Kai Yan ◽  
...  

A low-cost CoMoP@C electrocatalyst exhibits high efficiency and stable HER performance superior to commercial 20% Pt/C, and can directly work in seawater for the HER with a Faradaic efficiency of 92.5%.


2020 ◽  
Vol 8 (26) ◽  
pp. 13340-13350
Author(s):  
Yayun Pu ◽  
Matthew J. Lawrence ◽  
Veronica Celorrio ◽  
Qi Wang ◽  
Meng Gu ◽  
...  

Low cost, high-efficiency catalysts towards water splitting are urgently required to fulfil the increasing demand for energy.


2021 ◽  
Author(s):  
Ling Tao ◽  
Hanru Ren ◽  
Fangke Yu

Biochar (BC) is a kind of carbon-rich, renewable and low-cost material, which can be prepared from various organic materials.


2019 ◽  
Vol 97 (1) ◽  
pp. 46-52 ◽  
Author(s):  
Zahra Taherinia ◽  
Arash Ghorbani-Choghamarani

Peptide nanofiber has been prepared via a self-assembly protocol and decorated with Cu(I) to prepare a nanostructural catalyst. The catalytic activity of this prepared nanomaterial (Cu(I)–PNF) was examined in C–O and C–S cross-coupling reactions. Compared with conventional copper–ligand catalytic systems, CuNP–PNF has unique advantages such as water solubility, high efficiency, and low cost, which makes it a highly efficient and beneficial catalyst to reuse in cross-coupling reactions.


2018 ◽  
Vol 20 (40) ◽  
pp. 25683-25692 ◽  
Author(s):  
Masoud Lazemi ◽  
Saeid Asgharizadeh ◽  
Stefano Bellucci

Interface engineering in lead-free CH3NH3SnI3 perovskite solar cells (PSCs) provides a viable path to realization of environmentally benign, low-cost, and high-efficiency PSCs.


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