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Phase Transition Induced Vertical Alignment of Ultrathin Gallium Phosphide Nanowire Arrays on Silicon by Chemical Beam Epitaxy
Vertical Alignment Ultrathin Gallium Phosphide Nanowire Arrays Silicon Chemical Beam Epitaxy
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2016/12/2
CBE and CVD were performed in an ultra-high vacuum (UHV) system. The background pressure was kept at 1 × 10-10 mbar. The Au was deposited by MBE on a hydrogen terminated Si substrate with a surface te...
Chemical composition and antimicrobial activity of the essential oils of Mosses (Tortula muralis Hedw., Homalothecium lutescens (Hedw.) H. Rob., Hypnum cupressiforme Hedw., Pohlia nutans (Hedw.) Lindb.) from Turkey
Tortula muralis Homalothecium lutescens Hypnum cupressiforme
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2010/10/19
The essential oils of mosses [Tortula muralis Hedw. (Pottiaceae), Homalothecium lutescens (Hedw.) H. Rob. (Brachytheciaceae), Hypnum cupressiforme Hedw. (Hypnaceae), and Pohlia nutans (Hedw.) Lindb. (...
Chemical Possibility and Modal Semantics
modality possibility possible worlds
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2011/9/7
In the course of their work, chemists sometimes judge particular chemical processes to be possible or impossible. In this note I examine the semantics of the notion of possibility implicit in these ju...
Studies on the Chemical Constituents of Thymus serpyllum
Thymus serpyllum chemical constituents isolation structures antifungal
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2010/4/16
Phytochemical investigations on the methanolic extract of Thymus serpyllum resulted in the isolation of 2 new compounds, 3-ketopentatriacontanoic acid (1) and 27-ketotriacontanol (2). The extract also...
Chemical Constituents of Galium tortumense
Galium tortumense Rubiaceae iridoid glycosides triterpenoids flavonol glycoside steroid
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2010/4/19
From the aerial parts of Galium tortumense Ehrend & Schönb.-Tem., 8 iridoid glycosides, a flavonol glycoside, a oleanane-type triterpene acid, an ursan-type triterpene acid and a sterol were isol...