搜索结果: 46-60 共查到“理学 rich”相关记录141条 . 查询时间(0.213 秒)
Photochemistry in the inner layers of clumpy circumstellar envelopes: formation of water in C-rich objects and of C-bearing molecules in O-rich objects
Galaxy Astrophysics (astro-ph.GA)
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2010/12/28
A mechanism based on the penetration of interstellar ultraviolet photons into the inner layers of clumpy circumstellar envelopes around AGB stars is proposed to explain the non-equilibrium chemistry o...
A Spitzer/IRS spectral study of a sample of galactic carbon-rich proto-planetary nebulae
Solar and Stellar Astrophysics (astro-ph.SR)
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2010/12/27
Recent infrared spectroscopic observations have shown that proto-planetary nebulae (PPNs) are sites of active synthesis of organic compounds in the late stages of stellar evolution. This paper present...
Mn- and Fe-carbonate rich layers in Meso-Cenozoic shales as proxies of environmental conditions: A case study from the southern Apennine, Italy
geochemistry manganese Northern-Calabrian Unit rhodochrosite southern Italy
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2017/8/9
Mn-rich layers and interbedded shales from a well exposed natural section of the Northern-Calabrian Unit (Late Jurassic-Early Oligocene) in the surroundings of the Terranova del Pollino village, south...
Helium isotopic ratios in fluid inclusions from fluorite-rich Mississippi Valley-Type district of Asturias, northern Spain
fluorite noble gases helium isotopes fluid inclusions Asturias, MVT deposits
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2017/8/9
Helium isotopes have been measured in fluorite and sulphides from fluorite-rich Mississippi Valley-type (MVT) deposits from Asturias, Spain, in order to assess the involvement of mantle and crust-deri...
Experimental evidence that pollution with urea can degrade water quality in phosphorus-rich lakes of the Northern Great Plains
pollution urea degrade water quality phosphorus-rich lakes the Northern Great Plains
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2014/4/17
Urea is the most abundant nitrogen (N) fertilizer used on agricultural soils, yet its effects on adjacent aquatic ecosystems are largely unknown. Here 21-d, 3000-liter mesocosm experiments were conduc...
Pairing gap energy correction in Shell model for the neutron-rich tin isotopes
132Sn region Oxbash code Effective interaction
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2010/7/8
The region in the vicinity of 132Sn, gathering numerous isotopes of important masses, shows lots of interestsm for explaining the most interesting phenomena. It offers among others the possibility to ...
On numerical simulations of subaqueous slides:Backcalculations of laboratory experiments of clay-rich slides
numerical simulations subaqueous slides laboratory experiments clay-rich slides
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2009/12/3
To improve the understanding on the frontal behavior of submarine slides numerical simulations were performed to back-calculate laboratory experiments carried out at the St. Anthony Falls Laboratory, ...
The microfabrics of a porphyroclast-rich quartzitic mylonite,Mjølfjell,Jotun Nappe Complex,Norway
microfabrics porphyroclast-rich quartzitic mylonite Mjø lfjell Jotun Nappe Complex
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2009/12/2
This paper describes the microfabrics of a quartzitic mylonite from a shear zone which separates major tectonic units in the Upper Jotun Nappe,a part of the Jotun Nappe Complex. The mylonite is rich i...
Rich countries 'should pay' to transfer low carbon technology（图）
rich countries low carbon technology
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2009/11/19
With the countdown to the climate change summit in Copenhagen underway, a new paper by Oxford University researchers says that rich countries need to pay the full incremental cost of low carbon techno...
Gamma Vibrational Bands and Chiral Doublet Bands in A≈100 Neutronrich Nuclei
neutronrich nucleus γvibrational band chiral doublet band
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2009/10/29
The level structures of neutronrich 105Mo, 106Mo, 108Mo and 110Ru nuclei in A ≈ 100 region have been carefully investigated by coincidence measurements of the prompt γrays populated in the spontaneo...
Shellmodel Study of Neutronrich Λhypernucleus 10ΛLi
Neutron Shellmodel
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2009/10/28
We investigate a Σmixing probability of a neutronrich Λhypernucleus 10ΛLi by using microscopic shellmodel calculations considering a ΛΣ coupling in the first order perturbation. The theoretical Σ...
XERICO和Tyr-rich HRGP双价基因植物表达载体的构建
启动子 基因 载体
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2009/10/28
以拟南芥基因组DNA为模板，通过特异性PCR扩增，克隆了逆境诱导表达启动子rd29A和XERICO基因、组织特异性启动子PAL2和Tyrrich HRGP基因。构建了pBrdXERICOPAL2tyrrich HRGPnos双价基因植物表达载体，并将其导入根癌农杆菌EHA105中。
The Density-Dependent Correlations among Observables in Nuclear Matter and Hyperon-Rich Neutron Stars
Nuclear Matter Hyperon-Rich Neutron Stars Density-Dependent
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2009/9/4
The conserving σ-ω-ρ mean-field approximation with nonlinear interactions of hadrons has been applied to examine properties of nuclear matter and hyperonic neutron stars. The nonlinear interactions th...
Comparative study of selective CO oxidation over Pt-Co-M/Al2O3 catalysts (M=Ce, Mg, Mn, Zr, Fe) in hydrogen-rich streams: effects of a second promoter
Selective CO oxidation promoted Pt catalysts Pt-Co/Al2O3 catalyst fuel cell fuel processor
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2010/4/8
The selective CO oxidation over Pt-Co/Al2O3 catalyst in hydrogen-rich streams was studied in the presence of Ce, Mg, Mn, Ze, and Fe as the second promoters. The catalysts were prepared using incipient...
Shape coexistence of high-spin isomeric states in proton-rich A~190 nuclei
high-spin isomer shape coexistence configuration-constrained calculation
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2009/8/14
High-spin isomeric states in proton-rich A~190 nuclei have been investigated using configuration-constrained calculations of potential-energy surfaces. The calculations reproduce reasonably the experi...