scholarly journals A universal solution processed interfacial bilayer enabling ohmic contact in organic and hybrid optoelectronic devices

2020 ◽  
Vol 13 (1) ◽  
pp. 268-276 ◽  
Author(s):  
Joel Troughton ◽  
Marios Neophytou ◽  
Nicola Gasparini ◽  
Akmaral Seitkhan ◽  
Furkan H. Isikgor ◽  
...  

A bilayer of Nb-TiO2 and bathocuproine forms a highly ohmic contact between a wide variety of semiconducting materials and metal electrodes. This enables performance and stability improvements in a range of electronic devices.

2017 ◽  
Vol 5 (36) ◽  
pp. 19267-19279 ◽  
Author(s):  
Brian L. Watson ◽  
Nicholas Rolston ◽  
Kevin A. Bush ◽  
Leila Taleghani ◽  
Reinhold H. Dauskardt

Solution-processed organic semiconducting materials feature prominently in modern optoelectronic devices, especially where low-cost and flexibility are specific goals, such as perovskite solar cells.


2021 ◽  
pp. 2103285
Author(s):  
Minh Nhut Le ◽  
Kang‐Jun Baeg ◽  
Kyung‐Tae Kim ◽  
Seung‐Han Kang ◽  
Byung Doo Choi ◽  
...  

2021 ◽  
Vol 11 (5) ◽  
pp. 2313
Author(s):  
Inho Lee ◽  
Nakkyun Park ◽  
Hanbee Lee ◽  
Chuljin Hwang ◽  
Joo Hee Kim ◽  
...  

The rapid advances in human-friendly and wearable photoplethysmography (PPG) sensors have facilitated the continuous and real-time monitoring of physiological conditions, enabling self-health care without being restricted by location. In this paper, we focus on state-of-the-art skin-compatible PPG sensors and strategies to obtain accurate and stable sensing of biological signals adhered to human skin along with light-absorbing semiconducting materials that are classified as silicone, inorganic, and organic absorbers. The challenges of skin-compatible PPG-based monitoring technologies and their further improvements are also discussed. We expect that such technological developments will accelerate accurate diagnostic evaluation with the aid of the biomedical electronic devices.


1995 ◽  
Vol 415 ◽  
Author(s):  
Oliver Just ◽  
Anton C. Greenwald ◽  
William S. Rees

ABSTRACTThe homoleptic compound erbium{tris[bis (trimethylsilyl)]amide} displays high doping ability for incorporation of the rare earth element into epitaxially grown semiconducting host materials for fabrication of temperature-independent, monochromatic solid state optoelectronic devices. Electronic characteristics derived from erbium doped semiconducting films have been obtained. Several more volatile and lower melting representatives of this class of compounds have been synthesized, characterized by various analytical techniques and examined for their suitability to incorporate optically-active erbium centers into a semiconducting environment.


2019 ◽  
Vol 13 (5) ◽  
pp. 1800580 ◽  
Author(s):  
Shmshad Ali ◽  
Shuai Chang ◽  
Muhammad Imran ◽  
Qingfan Shi ◽  
Yu Chen ◽  
...  

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