نتایج جستجو برای: znse cr2

تعداد نتایج: 1892  

2007
E. Sorokin I. T. Sorokina

A 130-fs Cr:ZnSe laser is used to record, in 13 s, molecular spectra covering simultaneously 135 nm at 3.6 GHz resolution. The high signal-to-noise ratio of 3800 suggests 0.2 ppbv detection level for HF molecule. ©2008 Optical Society of America OCIS codes: 140.4050 Mode-locked lasers, 140.3070 Infrared and far-infrared lasers, 300.6300 Spectroscopy, Fourier transforms, 300.6390 Spectroscopy, m...

2006
f. guo y. p leung g. z. wang t. i. yuk

In this paper, ZnSe nanorods grown on in-situ synthesized ZnSe grains are reported. The ZnSe products are synthesized through thermal evaporation of elementary materials of Zn and Se powders in a horizontal resistance furnace. It is interesting to note that the ZnSe nanorods of nearly the same diameter and length are obtained, and they grow in the same direction on a facet of the ZnSe grain. Th...

2014
Qin Yang Hua Cai Zhigao Hu Zhihua Duan Xu Yang Jian Sun Ning Xu Jiada Wu

Aligned ZnO/ZnSe core/shell nanorods (NRs) with type-II energy band alignment were fabricated by pulsed laser deposition of ZnSe on the surfaces of hydrothermally grown ZnO NRs. The obtained ZnO/ZnSe core/shell NRs are composed of wurtzite ZnO cores and zinc blende ZnSe shells. The bare ZnO NRs are capable of emitting strong ultraviolet (UV) near band edge (NBE) emission at 325-nm light excitat...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1986
J J Weis D T Fearon L B Klickstein W W Wong S A Richards A de Bruyn Kops J A Smith J H Weis

Human complement receptor type 2 (CR2) is the B-lymphocyte receptor both for the C3d fragment of the third component of complement and for the Epstein-Barr virus. Amino acid sequence analysis of tryptic peptides of CR2 revealed a strong degree of homology with the human C3b/C4b receptor, CR1. This homology suggested that CR1 gene sequences could be used to detect the CR2 sequences at conditions...

2014
Marcela Achimovičová Zdenka Bujňáková Martin Fabián Anna Zorkovská

Conventional mechanochemical synthesis of zinc selenide, ZnSe nanoparticles was performed in a planetary ball mill by highenergy milling of zinc (Zn) and selenium (Se) powders. Mechanochemically synthesized ZnSe was subsequently re-milled in circulation mill in ZnCl2 solution in order to study de-aggregation, physical-chemical and optical properties of ZnSe nanoparticles. The mechanochemically ...

2015
Zhiyang Hu Shuhong Xu Xiaojing Xu Zhaochong Wang Zhuyuan Wang Chunlei Wang Yiping Cui

In optics, when polychromatic light is filtered by an optical filter, the monochromaticity of the light can be improved. In this work, we reported that Ag dopant atoms could be used as an optical filter for nanosized Mn:ZnSe quantum dots (QDs). If no Ag doping, aqueous Mn:ZnSe QDs have low monochromaticity due to coexisting of strong ZnSe band gap emission, ZnSe trap emission, and Mn dopant emi...

Journal: :Journal of immunology 2001
J M Guthridge K Young M G Gipson M R Sarrias G Szakonyi X S Chen A Malaspina E Donoghue J A James J D Lambris S A Moir S J Perkins V M Holers

Complement receptor type 2 (CR2)/CD21 is a B lymphocyte cell membrane C3d/iC3b receptor that plays a central role in the immune response. Human CR2 is also the receptor for the EBV viral membrane glycoprotein gp350/220. Both C3d and gp350/220 bind CR2 within the first two of 15-16 repetitive domains that have been designated short consensus/complement repeats. Many mAbs react with human CR2; ho...

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