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MIT chemists have devised a new chemical reaction that allows them to synthesize a phosphorus-containing ring, using a catalyst to add phosphorus to simple organic compounds called alkenes.
第十一届全国微全分析系统会议（The Eleventh National Conference on Micro Total Analysis System）
第十一届 全国微全分析系统 会议
2017/7/17
It is our great pleasure to invite you to attend and contribute to the Sixth International Colloquium on Microfluidics (Shenyang) on September 22-25, 2017 at Northeastern University (NEU) in Shenyang,...
State-of-the-art ion cyclotron resonance magnet system offers researchers significantly more power and accuracy than ever before
State-of-the-art ion cyclotron resonance magnet system power accuracy
2015/10/13
A new world record magnet used to perform complex chemical analysis is now available for users at the National High Magnetic Field Laboratory (National MagLab). The 21 tesla (T) ion cyclotron resonanc...
Breaking the Mode Degeneracy of Surface-Plasmon Resonances in a Triangular System
Breaking Mode Degeneracy Surface-Plasmon Resonances Triangular System
2012/2/29
In this paper, we present a systematic investigation of symmetry-breaking in the plasmonic modes of triangular gold nanoprisms. Their geometrical C3 symmetry is one of the simplest possible that allow...
Symmetric Rotating Wave Approximation for the Generalized Single-Mode Spin-Boson System
spin boson, Rabi Hamiltonian, two photon, Jaynes Cummings model, qubit oscillator, dimer oscillator, rotating wave approximation
2011/9/14
The single-mode spin-boson model exhibits behavior not included in the rotating wave approximation (RWA) in the ultra and deep-strong coupling regimes, where counter-rotating contributions become impo...
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...
Buckled nano rod - a two state system: quantum effects on its dynamics
Buckled nano rod quantum effects its dynamics Chemical Physics
2011/10/8
Abstract: We consider a suspended elastic rod under longitudinal compression. The compression can be used to adjust potential energy for transverse displacements from harmonic to double well regime. T...
The inefficiency of re-weighted sampling and the curse of system size in high order path integration
statistical sampling re-weighting high-order path integrals
2011/8/3
Abstract: Computing averages over a target probability density by statistical re-weighting of a set of samples with a different distribution is a strategy which is commonly adopted in fields as divers...
Coarse-grained Simulations of Chemical Oscillation in Lattice Brusselator System
Chemical oscillation Coarse-grained Kinetic Monte Carlo
2012/4/5
The oscillation behavior of a two-dimension lattice-gas Brusselator model was investigated. We have adopted a coarse-grained kinetic Monte Carlo (CG-KMC) procedure, where m￡m microscopic lattice sites...
A novel glucose chemiluminescence biosensor based on a rhodanine derivative chemiluminescence system and multilayer-enzyme membrane
Rhodanine derivative chemiluminescence enzyme
2010/10/18
Using glucose oxidase as a model enzyme, a novel rhodanine derivative chemiluminescence biosensor for the determination of glucose was formed based on multilayer-enzyme membrane as receptor, which was...
A QSAR Study for Modeling of 8-Azaadenine Analogues Proposed as A1 Adenosine Receptor Antagonists Using Genetic Algorithm Coupling Adaptive Neuro-Fuzzy Inference System (ANFIS)
8-Azaadenine Analogues Proposed Adenosine Receptor Antagonists Adaptive Neuro-Fuzzy Inference System
2010/9/15
A quantitative structure activity relationship (QSAR) study of 8-azaadenine, as antagonists for the A1 receptor, is described. A genetic algorithm (GA) method was used as the feature selection tool, a...
High Frequency Spectroscopic Study of the Bound State of Water in PEG–H2O System during Heating from Frozen State
High Frequency Spectroscopic Study the Bound State of Water in PEG–H2O System Frozen State
2010/9/17
The bound state of water in PEG (polyethylene glycol)–H2O systems was studied by using HFS and DSC methods. Samples with the mixing ratios EO:H2O = 1:1 (a) and 1:10 (b), where EO indicates the ethylen...
A Multiple Processing Hybrid Flow System for Analysis of Formaldehyde Contamination in Food
Hybrid Flow System Analysis Formaldehyde Contamination in Food
2010/9/20
This work proposes a flow system suitable for the rapid screening of formaldehyde contaminated in food. The system is based on the concept of a flow analyzer with a Hantzsch reaction. An operating pro...
Development of a Compact System for the Determination of Lead Using a Liquid Core Waveguide and a Blue Diode as a Light Source
Liquid Core Waveguide Blue Diode Light Source
2010/9/19
A simple and compact system was developed for the on-site analysis of lead in environmental water samples. The system consisted of a custom-made blue diode as a light source, a liquid core waveguide (...
Development of a Discrete Flow System Using a Microsyringe as a Cell for the Photometric Determination of Iron
Microsyringe Cell Photometric Determination Iron
2010/9/20
A simple discrete flow system for the photometric determination of iron using a glass syringe as a mixer of a solution and as a sample cell has been developed. The system was assembled from a coupler...