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Article
Chemiluminescence Determination of Sulfite in Sugar and Sulfur Dioxide in Air Using Ru(bipy)32+-K2S2O8 System
A chemiluminescence (CL) detection method for the determination of sulfite is described. The light produced in the reaction of Ru(bipy)32+(bipy=2,2′-bipyridyl)-SO32--K2S2O8 is detected. The concentration of sulfi...
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Article
High-Performance Liquid Chromatographic Determination of Oxalic Acid in Tea Using Tris(1,10-phenanthroline)-ruthenium(II) Chemiluminescence
The chemiluminescence (CL) of Ru(phen)32+ was applied to HPLC determination of oxalic acid, which was separated by a C18 reverse-phase column with a mobile phase of 0.02 mol/1 NH4Ac, mixed with 0.25 mol/1 Ru(phen...
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Article
Chemiluminescence Determination of Thiourea Using Tris(2,2′-bipyridyl)ruthenium(II)–KMnO4 System
The emission produced by thiourea in oxidation by permanganate in acidic solution in the presence of Ru(bipy)32+ is used to determine 1.8×10–8 to 1.8×10–6 mol/l thiourea. The limit of detection is 1.0×10–8 mol/l ...
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Article
Research on the eco-geochemical effects of black shales in **li County, Shaanxi
This paper presents the results of eco-geochemical research on black rock series enriched in metallic elements in **li County, Shaanxi Province, which lies at the northern margin of the Yangtze Platform. The...
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Article
Influence of Black Shales on Soils and Edible Plants in the Ankang Area, Shaanxi Province, P. R. of China
The Ankang black shales in P. R. of China provides an important example of natural geological materials containing toxic elements. This paper presents the results of environmental geochemical research on black...
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Article
Environmental Se–Mo–B Deficiency and its Possible Effects in Jiantou Keshan Disease Area in Shaanxi Province, China
Keshan disease (KD) occurs in a wide geographic belt stretching from the Heilongjiang Province in northeastern China to Yunnan Province in southwestern China, including Huangling County, Shaanxi Province. In o...
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Article
Environmental Se–Mo–B Deficiency and its Possible Effects on Crops and Keshan–Beck Disease (KBD) in the Chousang Area, Yao County, Shaanxi Province, China
Causes of Keshan–Beck disease (KBD) are still being probed and monitored in China. Relationships between trace elements from eco-environmental systems and KBD are poorly understood although relationships betwe...
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Article
The Local Maximum Clustering Method and Its Application in Microarray Gene Expression Data Analysis
An unsupervised data clustering method, called the local maximum clustering (LMC) method, is proposed for identifying clusters in experiment data sets based on research interest. A magnitude property is define...
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Article
Sinolejeunea yimaensis gen. et sp. nov. (Hepaticae) from the Middle Jurassic Yima Formation in Henan Province of China
A new liverwort with perichaetium and perigonium collected from the Middle Jurassic Yima Formation is described. Gametophyte is dorsivental, irregularly branched, bearing two-ranks of lateral leaves obliquely ...
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Article
The discovery of Jurassic plants in Shenzhen of Guangdong, southern China and related significance
Investigations of major marine and non-marine geologic and biotic events across the Triassic-Jurassic transition rely predominantly on detailed stratigraphic frameworks and biodiversity analyses. The alternati...
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Article
Open AccessMaturation of the HIV-1 core by a non-diffusional phase transition
The formation of the HIV-1 core is the final step in the viral maturation pathway, resulting in the formation of infectious virus. Most current models for HIV-1 core formation suggest that, upon proteolytic cl...
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Chapter and Conference Paper
Event2vec: Learning Representations of Events on Temporal Sequences
Sequential data containing series of events with timestamps is commonly used to record status of things in all aspects of life, and is referred to as temporal event sequences. Learning vector representations i...
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Article
The Distribution of Zeros of Solutions of Advanced Dynamic Equations on Time Scales
This paper is concerned with the distribution of zeros of solutions of first-order linear advanced dynamic equations. By introducing a class of sequences involving iterates of the argument, some estimates for ...
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Article
Comparison of the umbrella sampling and the double decoupling method in binding free energy predictions for SAMPL6 octa-acid host–guest challenges
We calculate the absolute binding free energies of tetra-methylated octa-acids host–guest systems as a part of the SAMPL6 blind challenge (receipt ID vq30p). We employed two different free energy simulation me...
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Chapter and Conference Paper
Development of Workshop Management System for Assembly Production Process
In order to meet the requirements of digital production of assembly workshop from an enterprise, a workshop management system is presented for lean production based on the manufacturing execution system (MES)....
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Article
Numerical simulation of thermal and stress field of single track cladding in wide-beam laser cladding
This research established half of the finite element model to investigate the thermal and stress field evolution of single track cladding deposited by the wide-beam laser. The proposed FE model is validated by...
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Article
A buried submarine canyon in the northwestern South China Sea: architecture, development processes and implications for hydrocarbon exploration
High-resolution multichannel seismic data enables the discovery of a previous, undocumented submarine canyon (Huaguang Canyon) in the Qiongdongnan Basin, northwestern South China Sea. The Huaguang Canyon with ...
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Article
A buried submarine canyon in the northwest South China Sea: architecture, development processes and implications for hydrocarbon exploration
High-resolution multichannel seismic data enables the discovery of a previous, undocumented submarine canyon (Huaguang Canyon) in the Qiongdongnan Basin, northwest South China Sea. The Huaguang Canyon with a N...
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Article
Photocatalytic optical fibers for degradation of organic pollutants in wastewater: a review
Photocatalytic optical fibers are promising materials for degrading organic pollutants in wastewater, owing to their low light mass transfer resistance, their high efficiency of light utilization, and their in...
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Article
Open AccessIncreased blastomere number is associated with higher live birth rate in day 3 embryo transfer
To study the relationship between blastomere number and pregnancy outcomes of day 3 embryo transfers.
