WebMay 1, 2002 · Rb3C60 thin film was prepared on the (111) surface of C60 single crystal. The energy band structure of the sample was measured at low temperature by using the … WebT1T to be 69 + 8 K-s in Rb3C60 between 213 K and 344 K, indicating that p(Ef) is 40% 1-rer than K3C60. REFERENCES AND NOTES 1. R. C. Haddon et at., Nature 350, 320 (1991). 2. A. F. ... The formation of a continuous range of solid solutions demonstrates that the rubidium- and potassium-doped C60 superconducting phases must be isostructural,
The structure of K3C60 and the mechanism of superconductivity.
WebThe point junction was formed by mechanically moving a sharpened Pt-Ir alloy tip to the Rb3C60 pellet surface and then tuning the junction resistance with a piezoceramic … Weband (C) 4.2 K, and on a Rb3C60 sample at 4.2 K (D). Typically, five sequential I-V measurements at a specific sample location were averaged to produce a single curve; these data were not sub-ject to other smoothing routines. reproducible, in K3C60 and systematically larger in Rb3C60 (Fig. 2, C and D), and that for both materials the gap-like ... how many subscribers does pandora have
(RbxK1–x)3C60 Superconductors: Formation of a Continuous …
WebNov 20, 1996 · The sam- ples so formed were examined under microscope and SEM. The powdered sample looked relatively uni- form. However, the well formed crystals contain … WebRb3C60 domains are not formed) within the limits of our sensitivity (0.1 volume percent). Measurements recorded as a function of reac-tion time furither show that rates of Rb and K intercalation must be similar because single-phase materials are obtained for times be-tween 1 and 60 hours. Finally, and perhaps of WebPressure dependence of the electronic density of states and Tc in superconducting Rb3C60. ... This pelletizing Solid lines are guides to eye. procedure, and one where the pellet is formed before the room temperature was determined either by measuring the reaction, had no effect on the measured susceptibility ~see ... how many subscribers does prime video have