Chemical Physics of Intercalation II by Guy Ouvrard (auth.), Patrick Bernier, John E. Fischer,

By Guy Ouvrard (auth.), Patrick Bernier, John E. Fischer, Siegmar Roth, Stuart A. Solin (eds.)

This quantity offers a list of the second one ASI at the topic "Chemical Physics of Intercalation", which was once patterned after its hugely winning July 1987 predecessor. A becoming neighborhood of chemists, physicists and fabrics scientists has come to understand the software of extending the intercalation proposal to usual guest-host compounds and reliable options. The unifying issues are the advanced section equilibria which end result from the contest among repulsive and engaging interactions among and in the visitor and host substructures, the tunability of homes through keep an eye on of visitor focus and superlattice periodicity, and the huge spectrum of capability purposes which those fabrics could provide. The luck of this initiative will be judged by means of noting the enlarged scope of fabrics lined during this quantity compared to its predecessor. the current quantity covers the spectrum from three-d oxides, 2-dimensional classical layer intercalates,- dimensional doped polymers and zero-dimensional doped fullerene lattices. Hybrid structures resembling polymers in layer hosts and nonporous hosts also are taken care of. a number of chapters supply worldwide unifying viewpoints by means of focussing on offered kingdom chemical facets, shipping and optical homes, the prevalence of superconductivity, etc.

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This reaction takes into account a biphased process between the pristine phase and a fully reduced compound intercalated by two lithium atoms. It can be seen in figure 23 that the fraction of tetrahedrally coordinated nickel atoms obtained by EXAFS ftt perfectly with the theoretical line representing the fraction of the reduced NiPS3 phase, from formula (1). We can conclude that reduced nickel atoms move from octahedral to tetrahedral sites. This is not very surprising since the known examples of NiO are generally tetrahedral and never octahedral.

3 shows a transition to the superconducting state as measured by the ac magnetic susceptibility X. X changes 'c ::> >. N~y-"1r >< 150 T(mK) 200 250 300 Figure 3. The transition to the superconducting state for CsK as measured by the ac magnetic susceptibility [10]. abruptly at 136 mK with a transition width of about 4 mK. The Te values taken for 13 samples range from 128 mK to 198 mK with an average value of 147 mK. Fig. 4 shows a typical transition curve measured by the electrical resistivity.

73 K). The inset shows the determination ofT c from a transition curve [32], [32] (Fig. 10). This may be indicative for a partial type I behaviour depending on the orientation in the magnetic field (for 0 = 0° ± 50°). 54 K) [32]. 8 (K) Figure 11. Linear temperature dependence of upper critical field curves for CsKHg at different pressures [20]. 8 ];? ", "Q. 0 Figure 12. Extended linearity of B c2 (T) for different C 4 KHg samples [32]. 2500 .. = N U ::z:: 1500 "0 ~ u.. ~ 100 u 50 1000 .. -. =.

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