نتایج جستجو برای: indium

تعداد نتایج: 8223  

Journal: :Optics express 2016
Andrew J Metcalf Hyoung-Jun Kim Daniel E Leaird Jose A Jaramillo-Villegas Keith A McKinzie Vikrant Lal Amir Hosseini Gloria E Hoefler Fred Kish Andrew M Weiner

We present a 32 channel indium phosphide integrated pulse shaper with 25 GHz channel spacing, where each channel is equipped with a semiconductor optical amplifier allowing for programmable line-by-line gain control with submicrosecond reconfigurability. We critically test the integrated pulse shaper by using it in comb-based RF-photonic filtering experiments where the precise gain control is l...

Journal: :Journal of occupational health 2011
Kasuke Nagano Kaoru Gotoh Tatsuya Kasai Shigetoshi Aiso Tomoshi Nishizawa Makoto Ohnishi Naoki Ikawa Yoko Eitaki Kenichi Yamada Heihachiro Arito Shoji Fukushima

OBJECTIVES Two- and 13-week inhalation toxicities of indium-tin oxide (ITO) and indium oxide (IO) were characterized for risk assessments of workers exposed to ITO. METHODS F344 rats of both sexes were exposed by inhalation to ITO or IO aerosol for 6 h/day, 5 day/wk for 2 wk at 0, 0.1, 1, 10 or 100 mg/m(3) or 13 wk at 0, 0.1 or 1 mg/m(3). An aerosol generator and inhalation exposure system wa...

Journal: :Circulation 1983
K H Laws J A Clanton V A Starnes F M Lupinetti J C Collins J A Oates J W Hammon

The kinetics of accumulation and the external imaging patterns of indium-111-labeled platelets infused in a dog model of left anterior descending coronary artery occlusion with reperfusion were studied. The effects of infarct age and regional residual myocardial blood flow upon platelet accumulation were quantified, and the capacity of indium-111 platelets to image the experimental infarction w...

Journal: :ACS nano 2017
Qingfeng Lin Debarghya Sarkar Yuanjing Lin Matthew Yeung Louis Blankemeier Jubin Hazra Wei Wang Shanyuan Niu Jayakanth Ravichandran Zhiyong Fan Rehan Kapadia

Recent developments in nanophotonics have provided a clear roadmap for improving the efficiency of photonic devices through control over absorption and emission of devices. These advances could prove transformative for a wide variety of devices, such as photovoltaics, photoelectrochemical devices, photodetectors, and light-emitting diodes. However, it is often challenging to physically create t...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2002
Shigehiro Kagaya Zanariah Abdul Malek Yasuko Araki Kiyoshi Hasegawa

By applying an internal standardization, we could use a rapid coprecipitation technique using lanthanum phosphate as a coprecipitant for preconcentration of iron(III) and lead in their flame atomic absorption spectrometric determination. Indium as an internal standard was added to the initial sample solution together with lanthanum and phosphoric acid; the coprecipitation of iron(III) and lead ...

2017
X. Cheng C. Liu V. V. Silberschmidt

Microelectronic packaging plays an important role in cryogenic engineering; in particular, a solder joint as interconnection, which offers a mechanical, thermal and electrical support, undergoes much larger and harsher thermal changes during its service compared with conventional customer electronic products. The impact of thermo-mechanical properties of such solder joints under cryogenic servi...

2008
Rui Wu Chang

Title of Dissertation: INFLUENCE OF CRYOGENIC TEMPERATURE AND MICROSTRUCTURE ON FATIGUE FAILURE OF INDIUM SOLDER JOINT Rui Wu Chang, Doctor of Philosophy, 2008 Dissertation directed by: Associate Professor F. Patrick McCluskey Department of Mechanical Engineering This thesis aims to develop a fundamental understanding of the underlying mechanisms that govern indium attach degradation in applica...

2015
Prasanta Gogoi Sukanya Hazarika Pranjit Barman

Nano sized indium oxide is found to be an efficient catalyst for the conversion of thiols to sulfides using Na2CO3 as base and TBATB as reagent in DMSO at 110 °C. Here in situ generation of bromo intermediate by TBATB takes place through indium surface. A variety of aryl sulfides can be synthesized in excellent yields from less reactive chlorides, boronic acids and thiols.

Journal: :Chemical communications 2011
Jenefer Alam Thomas H Keller Teck-Peng Loh

Indium-mediated allylation has been used in the site-selective functionalization of N-terminal aldehydes of peptides and proteins. This is the first demonstration of indium-mediated C-C bond formation in protein labelling studies under mild and environmentally friendly conditions.

2000
Koji YAMAZAKI Akiyo TANAKA Miyuki HIRATA Minoru OMURA Yuji MAKITA Naohide INOUE Kenji SUGIO Keizo SUGIMACHI

Long Term Pulmonary Toxicity of Indium Arsenide and Indium Phosphide Insti l led Intratracheally in Hamsters: Koji YAMAZAKI, et al. Department of Hygiene, Graduate School of Medical Sciences, Kyushu University—We examined the long-term toxicological effects of III-V semiconductor particles on laboratory animals. Eight-week-old male Syrian golden hamsters were given 4 mg/kg indium arsenide (InAs...

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