Magnetic ordering in at high pressure
β Scribed by A.L. Cornelius; R.S. Kumar; M.K. Jacobsen; E.D. Bauer; J.S. Sarrao; Z. Fisk
- Publisher
- Elsevier Science
- Year
- 2008
- Tongue
- English
- Weight
- 221 KB
- Volume
- 403
- Category
- Article
- ISSN
- 0921-4526
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β¦ Synopsis
We have performed resistivity measurements as a function of applied pressure to 2.0 GPa on a single crystal of UCu 2 Si 2 . We find that the ambient pressure magnetic ordering temperature of 100 K, and the low-temperature ordering at 50 K, both decrease gradually in a manner consistent with itinerant magnetism. The results will be compared to previous measurements on UCu 2 Ge 2 .
π SIMILAR VOLUMES
KCuCl 3 is a singlet ground state system with excitation gap D of 31 K. The magnetization measurements under applied hydrostatic pressure show the existence of the magnetic order above the critical pressure P c ΒΌ 8.8 kbar. We report here on the first neutron diffraction observation of the pressure-i
We present new studies of the pressure effect on the stability of the ferromagnetic (FM) state in fee Fe-based alloys up to 8 GPa and at different temperatures (300-2 K) using the 57Fe high pressure MGssbauer technique. The selected systems include weak (Fe,, 3Ni,, ,) and strong (Fe,,Pt,,) itinerant