搜索结果: 1-13 共查到“化学 center”相关记录13条 . 查询时间(0.171 秒)
Photochemistry of a Bacterial Photosynthetic Reaction Center Missing the Initial Bacteriochlorophyll Electron Acceptor
Carbon nanotubes Composite Terahertz properties
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2016/5/25
A novel chromophore composition of the bacterial photosynthetic reaction center (RC) has been discovered: RCs lacking the L-side monomeric bacteriochlorophyll chromophore result from mutation of the n...
Dielectric Asymmetry in the Photosynthetic Reaction Center
Dielectric Asymmetry Photosynthetic Reaction Center
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2016/5/23
Although the three-dimensional structure of the bacterial photosynthetic reaction center (RC) reveals a high level of structural symmetry, with two nearly equivalent potential electron transfer pathwa...
Photochemical Hole-Burning Spectroscopy of a Photosynthetic Reaction Center Mutant with Altered Charge Separation Kinetics:Properties and Decay of the Initially Excited State
PRIMARY ELECTRON-DONOR VIRIDIS REACTION CENTERS BACTERIAL REACTION CENTERS RHODOPSEUDOMONAS-VIRIDIS RHODOBACTER-SPHAEROIDES BURNED SPECTRA PURPLE BACTERIA LOW-TEMPERATURE ABSORPTION HETERODIMER
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2016/5/23
Photochemical hole-burning spectra have been obtained for the lowest energy electronic absorption band of the primary electron donor P of photosynthetic reaction centers (RCs) that exhibit different r...
Stark Effect Spectroscopy of Carotenoids in Reaction Center and Antenna Complexes from Photosynthetic Bacteria
Stark effect Electric field effect Carotenoid Carotenoid bandshift
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2016/5/23
The effects of electric fields on the absorption spectra of the carotenoids spheroidene and spheroidenone in photosynthetic antenna and reaction center complexes (wild-type and several mutants) from p...
Chimeric Rescue of Rb. capsulatus Reaction Center Genes with Sequences from Rb.sphaeroides
Chimeric Rescue Rb. capsulatus Reaction Center Genes Rb.sphaeroides
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2016/5/23
Site-directed mutagenesis is becoming a very important technique in the study of photosynthetic reaction center structure-function relationships. However, there are certain disadvantages associated wi...
Chemists from around the world form new center to reinvent how chemicals are made
around the world new center chemicals are made
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2014/12/30
Up until now, chemists who want to design breakthrough drugs, formulate better agrichemicals and develop new smart materials have designed their products using long-established laboratory methods. But...
THE CENTER PROBLEM FOR A LINEAR CENTER PERTURBED BY HOMOGENEOUS POLYNOMIALS
Center problem Nonlinear differential equations
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2007/12/11
The centers of the polynomial differential systems with a linear center perturbed by homogeneous polynomials have been studied for the degrees $s=2,3,4,5$. They are completely classified for $s=2,3$, ...
The Center for Computational Chemistry at the University of Georgia
organic chemistry 有机化学
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2007/12/19
The Center for Computational Chemistry at the University of Georgia seeks to develop theoretical and computational methods through mathematical models for describing and understanding the movement and...
The National Microscale Chemistry Center
Chemistry 化学
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2007/12/19
The National Microscale Chemistry Center carry out research to develop new laboratory techniques, reactions and equipment for use at the microscale level to implement the P2 (pollution prevention) phi...
The Center for Process Analytical Chemistry at the University of Washington(CPAC)
Analytical Chemistry 分析化学
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2007/12/18
The Center for Process Analytical Chemistry at the University of Washington is established in 1984, is a consortium of Industrial, National Laboratory and Government Agency Sponsors addressing multidi...
The Center for Analytical Chemistry at Department of Food and Agriculture of California
Analytical Chemistry 分析化学
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2007/12/18
From organics to inorganics and from percent level to parts per billion, The Center for Analytical Chemistry at Department of Food and Agriculture of California have been providing agrochemical analys...
Gold, copper nanoparticles take center stage in the search for hydrogen production catalysts
X-ray Gold copper nanoparticles
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2007/3/29
28-Mar-2007，CHICAGO, IL -- X-ray studies at the U.S. Department of Energy (DOE) Brookhaven National Laboratory are pointing the way to less costly and more efficient catalysts for improving the perfor...
Calculation of Multi-Center Integrals for the Region of Moderate and Weak Overlap
Calculation Multi-Center Integrals the Region of Moderate Weak Overlap
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2010/4/22
In this study a general formula was established for multi-center integrals over Gaussian basis sets using the two-center expansion of nuclear attraction and electron repulsion potentials. The terms of...