90 Result(s)
within
Qi** Zhai
Earth Sciences, general
Science, Humanities and Social Sciences, multidisciplinary
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Article
Reciprocal sums of a class of additive functions in short intervals
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Article
Minerogenetic mechanism of Rushan gold deposit, Shandong Province
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Article
CO* /CO exchange on Pd(111) at low temperature
The behavior of CO*/CO exchange in a low temperature region is different from that in the high temperature region[5]. From 193 to 203 K, the terminal-molecule exchange with the gas phase molecules is dominant, wh...
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Article
High resolution electron energy loss spectroscopy study of the oxidation of Nb(ll0) surface
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Article
New records of submarine hydrothermal activity in middle part of the Okinawa Trough
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Article
Identification of a DNase activated inXenopus egg extracts undergoing apoptosis
A cell-free apoptosis system was established by adding dATP and cytochrome c toXenopus laevis egg extracts S-150. Accompanied by an incubation process, an apoptosis-specific DNase was activated in egg extracts wh...
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Article
Refinement of the crystal structure for a new mineral —antimonselite
The crystal structure of a new mineral of the stibnite group, Sb2Se3, has been determined. The cell constants, obtained by least-squares calculation from direct θ-value’s measurements on the diffractometer are: a...
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Article
The sulfur isotopic composition of modern seafloor hydrothermal sulfide at the TAG hydrothermal field, Mid-Atlantic Ridge
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Article
HREELS study on coadsorption of oxygen and cyclohexanone on the Pt(111) surface
The coadsorption of cyclohexanone and oxygen on Pt(111) has been investigated by HREE-LS and TDS. At 205 K the presence of oxygen induces an “extra” red-shift of the C = O stretching of coadsorbed cyclohexanon...
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Article
Structure of neurofilaments studied with scanning tunneling microscopy
Neurofilaments (NFs) were isolated from bovine spinal cord. The structure of purified NFs was studied by scanning tunneling microscopy (STM). The STM images showed that NF was composed of a long core filament ...
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Article
Interleukin-2 mediates the peripheral analgesia of interferon alpha
Interferonα (IFNα) and interleukin-2 (IL-2) are crucial cytokines in immune system. They also play an important role in nerve system. It has been reported that IL-2 can induce the central analgesia. It is demo...
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Article
Kerogen—as a sort of organic bearer of gold in gold-bearing formations
Organic component, organic carbon and gold content analyses were used to study the relationship between gold mineralization and organic matter in major host rocks of three different chronological gold-bearing ...
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Article
Interfacial morphologies between iron and Ag-Cu-Sn alloy
A series of experiments have been designed to investigate the effect of different space positions between liquid Ag-Cu-Sn alloy drop and iron substrates on the liquid/solid interfacial morphologies by a sessil...
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Article
Apoptosis of carrot nuclei inin vitro system induced by cytochrome c
The apoptosis of carrot nuclei induced in cytosol of carrot cells by cytochrome c is reported. This kind of cell-free apoptosis system of plant, CS-100, is an efficientin vitro inducing system. Several typical ch...
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Article
Analysis of chemical composition of melt inclusion of beryl in pegmatite and discovery of zinc-spinel by electronic probe
The compositions of daughter mineral of melt inclusion in beryls, which are from pegmatite of Keketuhai in **njiang and Mufushan in Hunan, have been analyzed by electronic probe. Ten kinds of mineral, such as ...
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Article
50 ku keratin-like protein and β-microtublin coexist in higher plant cells
IF-like proteins have been obtained from suspension cells ofNicotiana tabacum by selective extraction. Western blot analysis shows that the major components of IF-like proteins are 6 keratin-like proteins of 64, ...
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Article
Call in question and discussion: Are there sandwiched low-grade metamorphic slabs within UHP metamorphic rocks in the Dabieshan terrane?
Some geologists reported their discovery of sandwiched low-grade metamorphic slabs within UHP metamorphic Complexes in Changpu, Yuexi County, Anhui Province. They also suggested that some coesite-bearing eclog...
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Article
Menadione-induced apoptosis and its mechanism in plants
Menadione can induce apoptosis in tobacco protoplasts. Typical characteristics are detected including the condensation of chromatin, the formation of apoptotic bodies and the degradation of genomic DNA into “D...
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Article
Number of ℬ -free numbers in short intervals
The ℬ-free number is a generalization of the well-known squarefree numbers. The result that if θ > 33/80, then the interval [x-xθ,x] must contain a B-free number for largex has been proved.
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Article
Fine map** of the rice bacterial blight resistance gene Xa-4 and its co-segregation marker
An F2 population developed from theXa-4 near isogenic lines, IR24 and IRBB4, was used for fine map** of the rice bacterial blight resistance gene,Xa-4. Some restriction fragment length polymorphism (RFLP) marke...
