Zobrazeno 1 - 10
of 181
pro vyhledávání: '"A.E. Curzon"'
Publikováno v:
Physica C: Superconductivity. 292:189-196
Thin whiskers of orthorhombic Bi 2 Sr 2 Ca 1 Cu 2 O x have been grown from powders and their resistive transitions have been studied at constant current. The potential difference between the voltage electrodes on some of the whiskers showed an abrupt
Publikováno v:
Superconductor Science and Technology. 10:857-861
Eight electrical silver contacts were attached to very small and thin orthorhombic Bi2212 single-crystal whiskers by the application of pressure in a small cell developed especially for this purpose. No heating treatment of the sample and the contact
Autor:
F. Habib, A.E. Curzon, B. Heinrich, S Meng-Burany, V. Angus, J. C. Irwin, J. Chrzanowski, R A Cragg, N. Fortier, A A Fife, Weibing Xing, G. Anderson
Publikováno v:
Superconductor Science and Technology. 9:113-119
Thin films of (Tl-2212) were grown on (001) single crystals by excimer laser ablation using Tl-free targets and subsequent ex situ thalliation. The thalliation process of the film precursor () took place in an crucible containing the precursor and Tl
Publikováno v:
Physica C: Superconductivity. 251:192-204
Raman scattering experiments have been carried out to investigate the vibrational spectrum of Pb-doped Bi 2 Sr 2 CuO 6+δ single crystals with molar Pb concentrations x in the range 0 ⩽ x ⩽ 0.4. The intensities and frequencies of several of the v
Autor:
F. Habib, B. Heinrich, A.E. Curzon, H. Zhou, R A Cragg, A A Fife, J. Chrzanowski, J. C. Irwin, S Meng-Burany, V. Angus, Christopher J. Backhouse
Publikováno v:
Superconductor Science and Technology. 8:513-518
The uniformity of the structural and superconducting properties of large-area thin films of YBa2Cu3Oz (YBCO) deposited by RF magnetron sputtering on (001) faces of LaAlO3 single crystals have been investigated using XRD, AES, SEM, EDAX, Raman spectro
Publikováno v:
Journal of Crystal Growth. 152:280-285
Superconducting whiskers grown from BiSrCaCuO powders during a sintering process have been studied as a function of the starting mixture and sintering cycles. Experiments using X-ray diffraction, electron diffraction, EDX, HREM, magnetiza
Autor:
F. Habib, A A Fife, Christopher J. Backhouse, B. Heinrich, J. Chrzanowski, A.E. Curzon, H. Zhou, R A Cragg, J. C. Irwin, S Meng-Burany, V. Angus
Publikováno v:
Superconductor Science and Technology. 8:455-458
High-quality S/I and S/I/S epitaxial heterostructures (S=YBa2Cu3Ox, l=SrTiO3) have been grown in situ on LaAlO3 and SrTiO3(001) single crystals, by the single-chamber pulsed laser deposition technique. YBa2Cu3Ox and SrTiO3 layers were deposited seque
Autor:
H. Zhou, M.B. Burbank, W. Westera, J. Chrzanowski, P.R. Kubik, P. Brown, X.M. Burany, F. Habib, A.E. Curzon, V. Angus, S. Govorkov, B. Heinrich, J. Nomura, M. Smith, K. Ferguson, R A Cragg, K. Betts, J. Vrba, G. Anderson, P. Spear, Weibing Xing, J.C. Irwin, Christopher J. Backhouse, A.A. Fife
Publikováno v:
IEEE Transactions on Appiled Superconductivity. 5:3113-3118
High-T/sub c/ DC SQUID magnetometers operating at 77 K have been fabricated from epitaxial YBCO and SrTiO/sub 3/ films and characterized. The DC SQUID washers incorporated either bicrystal or step-edge microbridge junctions of widths down to about 3
Autor:
A.E. Curzon, O. S. Rajora
Publikováno v:
Physica Status Solidi (a). 143:319-322
Thin films of Cu–Mo–W alloys are sputtered on to silicon substrates and the back-scattered electron images from the film and a standard bulk material (tungsten) are compared in a scanning electron microscope to obtain the contrast ratio, k. This
Autor:
A.E. Curzon, X. Meng-Burany
Publikováno v:
Thin Solid Films. 226:202-206
The charge thickness of a film measures the number of nuclear charges per square metre of the film and is simply related to its mass thickness. It is possible to determine the charge thickness and composition of a thin film of a binary alloy on a sub