نتایج جستجو برای: urbach tailing

تعداد نتایج: 1758  

M. Chitsazan Moghadam M. Mazhdi, P. Hossein Khani

ZnO and ZnO:Mn nanocrystals synthesized via reverse micelle method. The size, band gap, Urbach energy, optical constants and penetration depth of nanocrystals were calculated by UV-vis spectroscopy data. The surface morphology was studied with the use of scanning electron microscope (SEM). Moreover the samples exposed to Gama ray source of 60Co and their thermoluminescence properties...

M. Chitsazan Moghadam M. Mazhdi, P. Hossein Khani

ZnO and ZnO:Mn nanocrystals synthesized via reverse micelle method. The size, band gap, Urbach energy, optical constants and penetration depth of nanocrystals were calculated by UV-vis spectroscopy data. The surface morphology was studied with the use of scanning electron microscope (SEM). Moreover the samples exposed to Gama ray source of 60Co and their thermoluminescence properties...

This article discusses details study on crystallization , optical properties of Li-Al-Si-La glass containing nanocrystalline LaF3.and their optical energy gaps. The Urbach energy of glass samples was evaluated. By using (2% mole) Tb the green–blue range emission occurred, while by accumulation 1% mole Gd beside Tb, the indigo emission intensity (418 to 441 nm) increased.

2010
M. Letz A. Gottwald M. Richter V. Liberman

Citation Letz, M. et al. " Temperature-dependent Urbach tail measurements of lutetium aluminum garnet single crystals. Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. The MIT Faculty has made this article openly available. Please share how this access benefits you. Your story matte...

Journal: :International Journal of Health Sciences (IJHS) 2022

Branding has become immensely important for digital based organizations in the recent years because electronic Re tailing are identical and difficult to differentiate their product services is highly attracting public, make use of organization especially E-Tailing. Customer play an role, with increased competition Electronic Retailing sector, For that, developing implementing customer centric s...

Journal: :Journal of chromatography. A 2009
Shu-Hui Lin Kai-Chieh Chang Yu-Chun Chen Tiing Yu Su-Cheng Pai

In addition to the Poiseuille effect, a so-called temporal effect was proposed recently to elucidate the commonly observed tailing peak signals of flow injection analysis (FIA). A multi-channel absorbance detector was used in this study to obtain the FIA peaks on both the spatial and temporal coordinates. The temporal effect was analyzed by comparison of the profiles between the experimental an...

Journal: :Journal of environmental sciences 2014
Xin Zhang Yongguan Zhu Yuebin Zhang Yunxia Liu Shaochun Liu Jiawen Guo Rudan Li Songlin Wu Baodong Chen

A pot experiment was conducted to investigate the feasibility of growing energy sugarcane (Saccharum spp.) in three different metal mine tailings (Cu, Sn and Pb/Zn tailings) amended with uncontaminated soil at different mixing ratios. The results indicated that sugarcane was highly tolerant to tailing environments. Amendments of 20% soil to Sn tailings and 30% soil to Cu tailings could increase...

2012
Fuliang WANG Chunxin WEI Jun WANG Lei ZHAO Chao LI Guoyi XU

The present paper introduces the steel production and BOF slag processing techniques in Steelmaking Sector of Bayuquan Iron and Steel Subsidiary, Ansteel. The technology of slag tailings utilization has been developed under the consideration of the properties of slag tailing and the characteristics of slag forming in BOF steelmaking operation practice. The processing of the BOF slag includes ho...

2004
Jing Wang Zhenquan Sha Haiyuan Wang

The Internet’s influence in creating e-services has been revolutionary for retailer. Clearly, The Internet is fast becoming an important new channel for businesses in retailing, raising e-services as the emergent business paradigm in the industrialized world. Unfortunately, past research on measuring e-tailing quality is scarce. This paper provides a conceptual framework for e-tailing quality a...

Journal: :Journal of separation science 2014
Barbora Papouskova Hui Fan Karel Lemr Kevin A Schug

Online restricted access media with liquid chromatography and tandem mass spectrometry for the direct analysis of small molecules in biological fluids represents an interesting alternative to time-demanding traditional sample preparation techniques. In this study, important considerations concerning the development of a restricted access media with liquid chromatography and tandem mass spectrom...

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