scholarly journals Graphene/ZnO Nanowire/p-GaN Vertical Junction for a High-Performance Nanoscale Light Source

ACS Omega ◽  
2020 ◽  
Vol 5 (8) ◽  
pp. 4133-4138
Author(s):  
Fang Lin ◽  
Xin Liao ◽  
Chuan-Pu Liu ◽  
Zhen-Sheng Zhang ◽  
Song Liu ◽  
...  
2007 ◽  
Vol 18 (15) ◽  
pp. 155201 ◽  
Author(s):  
Sanghyun Ju ◽  
Kangho Lee ◽  
Myung-Han Yoon ◽  
Antonio Facchetti ◽  
Tobin J Marks ◽  
...  

2015 ◽  
Vol 3 (12) ◽  
pp. 6330-6339 ◽  
Author(s):  
Haiyun Huang ◽  
Pengcheng Xu ◽  
Dan Zheng ◽  
Chuanzhao Chen ◽  
Xinxin Li

This study presents a novel sulfuration–desulfuration sensing effect of an intrinsic (i.e., uncatalyzed) ZnO nanowire array for trace-level detection of H2S. The novel H2S sensing mechanism is clarified by specifically designed experiments, material characterization and theoretical analysis.


2010 ◽  
Vol 21 (5) ◽  
pp. 432-438 ◽  
Author(s):  
Francine do Couto Lima Moreira ◽  
Nelson Roberto Antoniosi Filho ◽  
João Batista de Souza ◽  
Lawrence Gonzaga Lopes

The aim of this study was to assess polymerization ability of three light-curing units by evaluating the influence of the light source, curing regimen and permeant (water or ethanol) on sorption, solubility and amount of residual monomers of a dental adhesive. Specimens of Adper Single Bond 2 were fabricated using a stainless steel circular matrix (8 mm x 1 mm). One quartz-tungsten-halogen (QTH) lamp and two light-emitting diode (LED) device at three different curing regimes (L1 = 12 J; L2 = 24 J; L3 = 24 J) were used to cure the specimens. Specimens were stored in two types of permeants - deionized water or 75% ethanol - for two storage times (G1 =7 days; G2 = 30 days). The specimens underwent water sorption and solubility tests, according to ISO 4049:2000 standard. After storage, residual monomers were identified and quantified by high performance liquid chromatography (HPLC). For sorption, L1 showed the highest values and QTH, the lowest. For solubility, in ethanol-stored groups, L1 had also the highest values, and QTH, the lowest, and findings were significantly different from the other curing regimens. L1 leached significantly more monomers than the others, and QTH had the lowest results. In conclusion, the type of light source, the curing regimen and the permeant affected sorption, solubility and amount of residual monomers of the adhesive under study.


2015 ◽  
Vol 117 (16) ◽  
pp. 164308 ◽  
Author(s):  
Haolei Qian ◽  
Yewu Wang ◽  
Yanjun Fang ◽  
Lin Gu ◽  
Ren Lu ◽  
...  

2017 ◽  
Vol 28 (29) ◽  
pp. 295703 ◽  
Author(s):  
Rishi Ram Ghimire ◽  
Rajib Nath ◽  
Rajesh Kr Neogy ◽  
A K Raychaudhuri

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