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  • 1
    Electronic Resource
    Electronic Resource
    [S.l.] : American Institute of Physics (AIP)
    Journal of Applied Physics 77 (1995), S. 5287-5292 
    ISSN: 1089-7550
    Source: AIP Digital Archive
    Topics: Physics
    Notes: Magnetic measurements have been performed on silver clad Tl-1223 and Tl-2223 tapes and a Tl-1223 single crystal to study the critical current properties of these samples. The Tl-1223 tape is shown by both magnetic and transport experiments to exhibit a highly granular nature, much more severe than that seen in the Tl-2223 tape, and in Bi-2223 tapes fabricated by similar rolling and pressing techniques. This characteristic is explained in terms of the poor grain alignment in the Tl-1223 tape resulting from the spherical morphology of Tl-1223 powders, in contrast with the micaceous and easily aligned Bi-2223 and Bi-2212 materials. However, evidence of a small number of strong intergrain links which remain superconducting at 77 K and 8 T is clear. The Tl-1223 single crystal exhibits clear anisotropic behavior, and this, together with the lack of good crystallographic alignment in the tapes is used to explain the variations in irreversibility line behavior between sample forms. The ratio of the irreversibility fields measured with field parallel and perpendicular to the ab plane is approximately 8. A clear "fish tail'' feature is also observed in magnetic hysteresis curves obtained from the Tl-1223 single crystal. © 1995 American Institute of Physics.
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    s.l. ; Stafa-Zurich, Switzerland
    Materials science forum Vol. 196-201 (Nov. 1995), p. 1443-1448 
    ISSN: 1662-9752
    Source: Scientific.Net: Materials Science & Technology / Trans Tech Publications Archiv 1984-2008
    Topics: Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
    Type of Medium: Electronic Resource
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  • 3
    ISSN: 1432-0843
    Keywords: Key words Cytarabine ocfosfate ; Colorectal adenocarcinoma ; Nude mice
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract  The antitumor activity of cytarabine ocfosfate (SPAC) was tested against human colorectal, gastric and lung adenocarcinoma xenografts in nude mice in comparison with the activities of various antitumor drugs used clinically. SPAC showed higher therapeutic efficacy against human colorectal adenocarcinoma xenografts than against human gastric and lung adenocarcinoma xenografts. SPAC was effective against three of four human colorectal adenocarcinoma xenografts, with efficacy higher than that of 1-β-D-arabinofuranosylcytosine, fluorouracil, cisplatin, doxorubicin, pirarubicin and vindesine sulfate, but lower than that of mitomycin C and cyclophosphamide. These results indicate that SPAC may be useful for induction and/or postoperative chemotherapy against colorectal adenocarcinomas.
    Type of Medium: Electronic Resource
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  • 4
    Electronic Resource
    Electronic Resource
    Springer
    Neuroradiology 37 (1995), S. 658-658 
    ISSN: 1432-1920
    Keywords: Calcarine artery ; Anomalous origin ; Cerebral angiography ; Congenital anomaly
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract We report an extremely rare, anomalous origin of the calcarine artery directly from the internal carotid artery.
    Type of Medium: Electronic Resource
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  • 5
    Electronic Resource
    Electronic Resource
    Springer
    Neuroradiology 37 (1995), S. 658-658 
    ISSN: 1432-1920
    Keywords: Key words Calcarine artery ; Anomalous origin ; Cerebral angiography ; Congenital anomaly
    Source: Springer Online Journal Archives 1860-2000
    Topics: Medicine
    Notes: Abstract We report an extremely rare, anomalous origin of the calcarine artery directly from the internal carotid artery.
    Type of Medium: Electronic Resource
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  • 6
    Electronic Resource
    Electronic Resource
    Springer
    International journal of thermophysics 16 (1995), S. 791-800 
    ISSN: 1572-9567
    Keywords: differential capillary-rise method ; HFC-32 ; HCFC-124 ; HFC-125 ; HCFC-141b ; HCFC-1426 ; HFC-152a ; refrigerants ; surface tension
    Source: Springer Online Journal Archives 1860-2000
    Topics: Physics
    Notes: Abstract The surface tension of six alternative refrigerants, i.e., HFC-32 (CH, F, ). HCFC-124 (CHClFCF,), HFC-125 (CHF2CF3). HCFC-14lb ICH,CCI,F). HCFC-142b (CH3CCIF2), and HFC-152a (CH3CHF2), has been measured in the present study. The measurements were conducted under equilibrium conditions between the liquid and its saturated vapor. The differential capillary-rise method (DORM) used two glass capillaries, with inner radii of 0.3034 ± 0.0002 and 0.5717 ±0.0002 mm, respectively. Temperatures in the range from 270 to 340 K were considered. The accuracy of surface tension measurements is estimated to be within ±0.2 mN · m−1. The temperatures are accurate to within ±20 mK. The temperature dependence of the resultant data were successfully represented by van der Waals' correlations to within ±(1.1 mN m−1 for each substance. Available surface tension data are compared with the present data.
    Type of Medium: Electronic Resource
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  • 7
    Electronic Resource
    Electronic Resource
    Weinheim : Wiley-Blackwell
    Acta Polymerica 46 (1995), S. 453-457 
    ISSN: 0323-7648
    Keywords: Chemistry ; Polymer and Materials Science
    Source: Wiley InterScience Backfile Collection 1832-2000
    Topics: Chemistry and Pharmacology , Physics
    Notes: Poly(oxytrimethylene) (POT) has been found to form inclusion complexes with cyclodextrins to give crystalline compounds in high yields. The yields of the complexes of POT with α-cyclodextrin increased with increase in the molecular weight of POT, reached a maximum at a molecular weight of about 1000, and then decreased with the molecular weight. The stoichiometries are 1:1.5-2 (CD:monomer unit) when the molecular weight of POT is less than 2000. β-Cyclodextrin gave complexes with POT in a 1:2-2.5 ratio when the average molecular weights were less than 2000. When the molecular weight of the polymer was higher than 3000, the ratio of the monomer unit to cyclodextrin increased with increase in the molecular weight. The binding modes are discussed.
    Additional Material: 8 Ill.
    Type of Medium: Electronic Resource
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