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西华大学高分子物理英文课件Chapter8 Polymer blends, copolymers and liquid crystal polymers
西华大学 高分子物理 英文课件 Chapter8 Polymer blends copolymers liquid crystal polymers
2019/11/29
西华大学高分子物理英文课件Chapter8 Polymer blends, copolymers and liquid crystal polymers。
A quantum spin liquid（图）
quantum spin liquid
2017/11/23
A team led by Assistant Professor of Physics Fazel Tafti has created an elusive honeycomb-structured material capable of frustrating the magnetic properties within it in order to produce a chemical en...
Calculations of the Electric Fields in Liquid Solutions
Calculations Electric Fields Liquid Solutions
2016/5/25
The electric field created by a condensed-phase environment is a powerful and convenient descriptor for intermolecular interactions. Not only does it provide a unifying language to compare many differ...
A liquid nitrogen immersion cryostat for optical measurements
liquid nitrogen immersion cryostat optical measurements
2016/5/23
A liquid nitrogen immersion cryostat has been developed for optical measurements. Liquid nitrogen in the sample chamber is kept free of bubbles and schlieren by the use of a cooling jacket of sacrific...
Proven one-step process converts CO2 and water directly into liquid hydrocarbon fuels（图）
converts CO2 water directly liquid hydrocarbon fuels
2016/3/2
A team of University of Texas at Arlington chemists and engineers have proven that concentrated light, heat and high pressures can drive the one-step conversion of carbon dioxide and water directly in...
N-butyl-pyridinium tetrafluoroborate as a highly efficient ionic liquid for removal of dibenzothiophene from organic solutions
extraction desulfurization ionic liquids dibenzothiophene
2015/3/11
In this research, 1-butyl-pyridinium tetrafluoroborate ([C4Py][BF4]-) was prepared by ion exchange method and was characterized by 1H-NMR, 13C-NMR, and FT-IR techniques. The synthesized ionic liquid w...
Theory of polarizable liquid crystals: Optical birefringence
polarizable liquid crystals Optical birefringence
2014/9/24
The theory of polarizable anisotropic fluids is developed on the basis of a model fluid consisting of anisotropic Drude oscillators with embedded permanent dipoles. A matrix theory is developed. The d...
Simulations of a micro-PET System based on Liquid Xenon
micro-PET System Liquid Xenon Simulations PET images
2011/8/11
Abstract: The imaging performance of a high-resolution preclinical PET system employing liquid xenon as the gamma ray detection medium was simulated. The arrangment comprises a ring of detectors consi...
Cutting through the confusion in high performance liquid chromatographic column technology
high performance liquid chromatography column packings silica particles
2011/3/21
Column packings continue to evolve as the needs of users for high efficiency, high resolution and highly sensitive high performance liquid chromatographic (HPLC) analysis drive further developments. I...
Liquid chromatography/mass spectrometry analysis of perfluoroalkyl carboxylic acids and perfluorooctanesulfonate in bivalve shells: Extraction method optimization
Perfluorinated carboxylic acids Perfluorooctanesulfonate Shell Soft tissue Acid digestion Solid phase extraction
2013/12/12
Different extraction methods, including extraction by organic solvents with and without acetic acid digestion,and mixed inorganic acid digestion coupled with solid phase extraction (SPE), were develop...
Multifunctional Separation Mechanism on Poly(oxyethylene) Stationary Phases in Capillary Liquid Chromatography
Multifunctional Separation Mechanism Capillary Liquid Chromatography
2010/9/17
The retention behavior on poly(oxyethylene) (POE) chemically-bonded stationary phases was investigated in ion-exchange, reversed-phase (RP) and hydrophilic interaction (HILIC) modes in capillary liqui...
An investigation of energy transfer between coumarin 35 and xanthene derivatives in liquid medium
Fluorescence energy transfer coumarin 35, pyronin compounds fluorescence intensity quenching
2010/10/15
The energy transfer between coumarin 35 (C35) and pyronin compounds, which are xanthene derivatives, i.e. pyronin B (PyB) and pyronin Y (PyY), in methanol was investigated at room temperature by using...
Rapid and Simultaneous Determination of Tetrafluoroborate, Thiocyanate and Hexafluorophosphate by High-Performance Liquid Chromatography Using a Monolithic Column and Direct Conductivity Detection
Rapid Simultaneous Determination Tetrafluoroborate
2010/9/15
A method was developed for fast and simultaneous determination of tetrafluoroborate (BF4−), thiocyanate (SCN−) and hexafluorophosphate (PF6−) by high-performance liquid chromatograph...
Analysis of Risedronate and Related Substances by Ion-Pair Reversed-Phase High-Performance Liquid Chromatography with Evaporative Light-Scattering Detection
Analysis Ion-Pair Reversed-Phase High-Performance Liquid Chromatography Light-Scattering Detection
2010/9/17
A simple method has been developed for the analysis of risedronate and related substances by ion-pair reversed-phase high-performance liquid chromatography (RPLC) with evaporative light-scattering det...
Measurement of Transport Activities of Bile Acids in Human Multidrug Resistance-Associated Protein 3 Using Liquid Chromatography–Tandem Mass Spectrometry
Transport Activities Bile Acids Human Multidrug Resistance-Associated Protein 3 Liquid Chromatography–Tandem Mass Spectrometry
2010/9/17
A method has been developed for the measurement of transport activities in membrane vesicles obtained from human multidrug resistance-associated protein 3-expressing Sf9 cells for 1β-hydroxy-, 6α-hydr...