665 Result(s)
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Article
Hong**g Cheng
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Article
FT far-IR investigation of rare earth nitrates in non-aqueous solution
The Fourier far infrared spectra of 14 lanthanide and yttrium nitrates in ethyl alcohol, dimethyl formamide and propylene carbonate have been investigated. From the subtraction spectra, a new broad band in the...
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Distribution of rare- earth elements in the Shenzhen Bay and Dapeng Bay modern sediments
The aim of this paper is to study the REE geochemistry of the Shenzhen Bay (SZB) and Dapeng Bay (DPB) modern sediments, discuss their REE distribution patterns, reveal the REE geochemical difference between th...
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Structure-function studies of [2Fe-2S] ferredoxins
The ability to overexpress [2Fe-2S] ferredoxins inEscherichia coli has opened up exciting research opportunities. High-resolution x-ray structures have been determined for the wild-type ferredoxins produced by th...
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Clinical observation of Qi deficiency syndrome in 72 patients with chronic obstructive pulmonary disease treated with Yiqi Mianyi Granule
Seventy-two patients of chronic obstructive pulmonary disease (COPD) of Qi deficiency syndrome with abnormal immune indices were treated with Yiqi Mianyi Granule (YQMYG) and the efficacy was compared with that...
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Synthesis and characterization of the narrow polydispersity fullerene-end-capped polystyrene
A living free radical polymerization process was adopted to synthesize a narrow polydispersity fullerene-end-capped polystyrene(NPFECPS). The UV-Vis, DSC, GPC demonstrated that fullerene(C60) was chemically bonde...
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A High-Level Approach in Network Management
A high-level approach in network management ispresented in this paper. The approach is based on a newnetwork management model, named the K-model, and anetwork management specification language, named K30.This ...
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Probing the Influence of Mutations on the Stability of a Ferredoxin by Mass Spectrometry
Hydrogen/deuterium exchange, which depends on solvent accessibility, can be probed by mass spectrometry (MS) to get information on protein conformation or protein–ligand interaction. In this work, the conforma...
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Geochemical principles and methods of assessment of surface water environmental impact on sensitive zones
This paper describes how to carry out environmental impact assessment in an environmentally sensitive zone. The principles, the train of thought and methods are proposed in this paper. We have made the water e...
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A recursive and parallel fast JPDA algorithm
Joint Probabilistic Data Association (JPDA) is a very fine optimal multitarget tracking and association algorithm in clutter. However, the calculation explosion effect in computation of association probabiliti...
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Oxide Thin Films for Tunable Microwave Devices
Oxide thin films have been studied for frequency and phase agile electronics. The electric-field tuning of microwave devices employs ferroelectrics, while the Magnetic-field tuning uses ferrites. The critical ...
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Construction and characterization of partiallyntrC-deleted mutants inAlcaligenes faecalis
To study the effect ofntrC gene product on the expression and regulation of other important nitrogen-fixing genes inAlcaligenes faecalis, partiallyntrC-deleted mutants ofA. faecalis have been generated. To start ...
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Unique features of breast cancer in Taiwan
Between April 1990 and December 1997, 811 consecutive patients with 830 newly diagnosed breast cancers having their primary treatments in our institution were included in this study. Sixty three percent of bre...
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Electronic property and molecule design for luminescent metal complexes of tris(8-hydroxyquinoline) gallium
By means ofab initio HF and DFT B3LYP methods, the structure of Gaq3 (q = 8-hydroxyquinoline) was optimized. The frontier molecular orbital characteristics and energy levels of Gaq3 have been analyzed systematica...
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Structural and kinetic characterization of early folding events in β-lactoglobulin
We have defined the structural and dynamic properties of an early folding intermediate of β-lactoglobulin known to contain non-native α-helical structure. The folding of β-lactoglobulin was monitored over the ...
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Post-surgical recurrence of hepatocellular carcinoma
To analyze post-surgical recurrence of hepatocellular carcinoma (HHC) according to pathologic findings, primary tumor and angiographic features of the recurrent tumor.
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Near Wall Flow over Urban-like Roughness
In this study, comprehensive measurements over a number of urban-type surfaces with the same area density of 25% have been performed in a wind tunnel. The experiments were conducted at a free stream velocity o...
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Edgeworth Expansion of Densities of Order Statistics with Fixed Rank
We give an Edgeworth expansion for densities of order statistics with fixed rank k. The Edgeworth expansion for densities of extreme values is then obtained as a special case k = 1.
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The age of formation of the mirabilite and sand wedges in the Hexi Corridor and their paleoclimatic interpretation
Sand wedges in the Hexi Corridor mainly formed in an alluvial gravel stratum of the late Pleistocene and the radiocarbon ages of the eolian sand infilling wedge prove that they were a product of the last ice a...
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How aggressive should we be in patients with stage iv colorectal cancer?
The prognosis for metastatic colorectal cancer is grave. Whether to perform surgical resection or palliative treatment remains controversial for this advanced disease. In this retrospective study, we collected...
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Race and Beauty: A Comparison of Asian and Western Models in Women's Magazine Advertisements
Over the past 30 years, the literature on how women are depicted in advertising has been strongly influenced by studies conducted in the U.S. and Europe and may not fully describe the ways in which women are d...
