... [Ar]3d104s24p3 +III, +V +III, +V +I, +II, +III +II, +III, +IV, +V +III, +V +II, +IV +II, +III, +IV +I, +III +IV, +V, +VI [Xe]4f145d106s26p3 [Ar]3d104s1 [Ar]3d64s2 [Kr]4d35s2 [Xe]4f145d106s26p2 ... Ba1 - xKxBiO3 (8) BiSrCaCu2O6 + x (9) Tl2Ba2Ca2Cu3O9 + x (10 ) HgBa2Ca2Cu3O8 + x (11 ) NdFeAsO1-x Year 19 33 19 67 19 73 19 75 19 86 19 87 19 88 19 88 19 88 19 93 2008 TC 1. 5 6.0 1. 2...
Ngày tải lên: 21/06/2014, 05:20
... of the applied field for Type I and Type II superconductors; (b) The reversible magnetization curve of a long cylinder of Type I and Type II superconductor (After De Gennes, 1966) In Type II superconductors ... (Аbrikosov, 1957), the idea about the alloys turning into Type II superconductors at the value of the parameter æ > 1/ was first brought fo...
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The Discovery of Type II Superconductors Part 4 potx
... profile which contains the p -type SiQW confined by the δ-barriers heavily doped with boron on the n -type Si (100) surface The value of the critical temperature, Tc= 145 K, the estimations of the ... confine the p -type Si-QW on the n -type Si (100) surface (a) – 77 K; (b) – 4. 2 K Fig 13 Uxx vs the value of the magnetic field applied perpendicularly to the...
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The Discovery of Type II Superconductors Part 6 doc
... scattering properties are the direct reflection of the phonon behavior of MgB2 The parameters of Raman spectra vary with the composition of MgB2 crystals and the influence of their surroundings, which ... on both the connectivity and the disorder of the samples Furthermore, the disorder should be considered as composed of intrinsic and extrinsic parts based on...
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The Discovery of Type II Superconductors Part 7 pptx
... (S) of 57Fe subspectra in the Mössbauer spectra of YBa2(Cu0.97Fe0.03)3O7−δ samples (Jin et al., 19 97) To analyze these observations the correspondence between 57Fe crystallographic sites and the ... of the projectile with the sample and the range of particles in the sample In case of HTSC Bi-cuprates, the purpose was to investigate the knock-out of oxygen caused...
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The Discovery of Type II Superconductors Part 8 pot
... slowly in case of B implying lower slope of Jc-B curve for sample B The lower values of the exponents k and m of the irradiated sample show that there is reduction of the distance of the pinning ... right side In the case of 1.5 A only two fringes are observed, they appear at t=20s and they remain constant during the rest of the pulse In the case of a curre...
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The Discovery of Type II Superconductors Part 9 potx
... d211 is the average size of the RE-211 particles (Murakami 199 1), Sandiumenge et al., 199 7) According to another model, this dependence is V211/√d211 (Zablotskii 2002) In both cases, the particle ... Besides the rather large precipitate of NEG-211 seen in the right figure, two types of nanoparticles appear in the product, one within the size range 200-500 nm and another...
Ngày tải lên: 21/06/2014, 05:20