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| MAGNETIC DYNAMICS OF SUPERCONDUCTING LA1.86SR0.14CUO4 |
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| Author(s): MASON TE, AEPPLI G, MOOK HA |
| Source: PHYSICAL REVIEW LETTERS Volume: 68 Issue: 9 Pages: 1414-1417 Published: MAR 2 1992 |
| Times Cited: 283 References: 21 |
| Abstract: The general magnetic response function chi(Q, omega) of a superconducting (T(c) = 33 K) single crystal of La1.86Sr0.14CuO4 is measured using inelastic neutron scattering. There is no gap in the magnetic fluctuation spectrum of the normal state. Superconductivity reduces chi"(Q, omega) in progressively greater proportion as HBAR-omega decreases below 6 meV. The superconducting transition coincides with a sharp maximum in the temperature-dependent chi"(Q, omega) for HBAR-omega = 4 meV and Q fixed at the incommensurate wave vector characterizing the magnetic fluctuations in the normal state. |
| Document Type: Article |
| Language: English |
| Reprint Address: MASON, TE (reprint author), AT&T BELL LABS, MURRAY HILL, NJ 07974 USA |
Addresses:
1. RISO NATL LAB, DK-4000 ROSKILDE, DENMARK 2. OAK RIDGE NATL LAB, OAK RIDGE, TN 37831 USA |
| Publisher: AMERICAN PHYSICAL SOC, ONE PHYSICS ELLIPSE, COLLEGE PK, MD 20740-3844 USA |
| Subject Category: Physics, Multidisciplinary |
| IDS Number: HF890 |
| ISSN: 0031-9007 |
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| |  |  |  |  | | | | Record from Web of Science® | |  |  | | | | | | |