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Molecular H3BO3 is obtained by heating crystalline orthoboric acid in vacuo to ∼ 40 °C. The IR spectrum of this species isolated in low-temp.  相似文献   

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Seven cesium and 86 oxidized cesium clusters, CsnOm (0 < m < n; n = 3-14), are ionized in a one-photon process by means of a tunable cw dye laser and detected in a mass spectrometer.  相似文献   

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ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.  相似文献   

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S. HIMENO  T. HORI  A. SAITO 《ChemInform》1989,20(44):no-no
The chemical and physicochemical properties of the yellow Dawson-type molybdosulfate anion S2Mo18O64-2 in solution are investigated, regarding to the optimum formation conditions, UV-VIS characteristics, and electrochemical behavior.  相似文献   

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Unusual molecules like Si2Cl2 and Si4Cl4 can be detected by mass spectrometry in a molecular beam extracted from a promising new type of source.  相似文献   

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ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.  相似文献   

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ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.  相似文献   

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Mass spectrometric results indicate that thermolysis of NH4HCO3 results in the formation of the radical cation CH2O+· 3 (I), (m/z 62).  相似文献   

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(SeO3)4 is shown to be the major species in the vapour above heated selenium trioxide, while above mixtures of H2SeO4/P2O5 significant portions of monomeric SeO3 are observed.  相似文献   

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