Showing 1,661 - 1,680 results of 100,788 for search '(( 5 ((026 decrease) OR (nn decrease)) ) OR ( 5 ((we decrease) OR (a decrease)) ))', query time: 1.46s Refine Results
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    Three New Phases in the K/Cu/Th/S System:  KCuThS<sub>3</sub>, K<sub>2</sub>Cu<sub>2</sub>ThS<sub>4</sub>, and K<sub>3</sub>Cu<sub>3</sub>Th<sub>2</sub>S<sub>7</sub> by Hugh D. Selby (2038372)

    Published 2005
    “…All three phases are semiconductors with optical band gaps of 2.95, 2.17, and 2.49 eV(<b>I</b>−<b>III</b>). Compound <b>I</b> crystallizes in the orthorhombic space group <i>Cmcm</i> with <i>a </i>= 4.076(1) Å, <i>b</i> = 13.864(4) Å, and <i>c</i> = 10.541(3) Å. …”
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