Current–voltage response of anodic plasma contactors with external ionization

1996 ◽  
Vol 3 (11) ◽  
pp. 3875-3884 ◽  
Author(s):  
E. Ahedo
2011 ◽  
Vol 20 (01) ◽  
pp. 183-194 ◽  
Author(s):  
SHAYLA SAWYER ◽  
LIQIAO QIN ◽  
CHRISTOPHER SHING

Zinc Oxide ( ZnO ) nanoparticles were created by a top-down wet-chemistry synthesis process ( ZnO - A ) and then coated with polyvinyl-alcohol (PVA) ( ZnO - U ). In ZnO - U , strong UV emission was apparent while the parasitic green emission, which normally appears in ZnO suspensions, was suppressed. A standard lift-off process via e-beam lithography was used to fabricate a detector by evaporating Aluminum ( Al ) as ohmic electrodes on the ZnO nanoparticle film. Photoconductivity experiments showed that linear current-voltage response were achieved and the ZnO - U nanoparticles based detector had a ratio of UV photo-generated current more than 5 times better than that of the ZnO - A based detector. In addition, non-linear current-voltage responses were observed when interdigitated finger Gold ( Au ) contacts were deposited on ZnO - U . The UV generated current to dark current ratios were between 4 and 7 orders of magnitude, showing better performance than the photodetector with Al contacts. ZnO - U were also deposited on Gallium Nitride ( GaN ) and Aluminum Gallium Nitride ( AlGaN ) substrates to create spectrally selective photodetectors. The responsivity of detector based on AlGaN is twice that of commercial UV enhanced Silicon photodiodes. These results confirmed that ZnO nanoparticles coating with PVA is a good material for small-signal, visible blind, and wavelength selective UV detection.


2017 ◽  
Vol 5 (4) ◽  
pp. 1724-1733 ◽  
Author(s):  
Weiran Zhou ◽  
Jieming Zhen ◽  
Qing Liu ◽  
Zhimin Fang ◽  
Dan Li ◽  
...  

A new successive surface engineering method via a dual modification of TiO2 compact layer by PC61BM and C60-ETA was developed, affording dramatic efficiency enhancement with suppressed-hysteresis current–voltage response.


2019 ◽  
Vol 10 (25) ◽  
pp. 6261-6269 ◽  
Author(s):  
Satoshi Kaneko ◽  
Enrique Montes ◽  
Sho Suzuki ◽  
Shintaro Fujii ◽  
Tomoaki Nishino ◽  
...  

An analysis combining SERS and current–voltage response measurements with DFT calculations has identified the molecular adsorption site in a single molecule junction.


Processes ◽  
2020 ◽  
Vol 8 (6) ◽  
pp. 680 ◽  
Author(s):  
Woojin Kim

Oxaliplatin is a chemotherapeutic drug widely used to treat various types of tumors. However, it can induce a serious peripheral neuropathy characterized by cold and mechanical allodynia that can even disrupt the treatment schedule. Since the approval of the agent, many laboratories, including ours, have focused their research on finding a drug or method to decrease this side effect. However, to date no drug that can effectively reduce the pain without causing any adverse events has been developed, and the mechanism of the action of oxaliplatin is not clearly understood. On the dorsal root ganglia (DRG) sensory neurons, oxaliplatin is reported to modify their functions, such as the propagation of the action potential and induction of neuropathic pain. Voltage-gated sodium channels in the DRG neurons are important, as they play a major role in the excitability of the cell by initiating the action potential. Thus, in this small review, eight studies that investigated the effect of oxaliplatin on sodium channels of peripheral neurons have been included. Its effects on the duration of the action potential, peak of the sodium current, voltage–response relationship, inactivation current, and sensitivity to tetrodotoxin (TTX) are discussed.


2020 ◽  
Vol 124 (24) ◽  
pp. 12912-12921
Author(s):  
Zhe Sun ◽  
Yanan Kang ◽  
Guoguo Wang ◽  
Mao Liang ◽  
Song Xue

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