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Phase transitions and slow spin dynamics of slightly inverted A-site spinel CoAl2−xGaxO4

Description/Abstract:

We report the properties of an A-site spinel magnet, CoAl2−xGaxO4, and analyze its anomalous, low-temperature magnetic behavior, which is...

Keyword:

magnetic frustration, magnetic phase diagram, quantum critical point, and thermoremanent magnetization

Resource Type:

Article

Author:

T Naka, J Valenta, T Nakane, S Ishii, M Nakayama, H Mamiya, K Takehana, N Tsujii, Y Imanaka, Y Matsushita, H Abe, T Uchikoshi, and H Yusa

Journal:

JOURNAL OF PHYSICS-CONDENSED MATTER

Date Uploaded:

25/12/2023
Magnetism of the spin-1 tetramer compound A2Ni2Mo3O12 (A = Rb or K)

Description/Abstract:

We measured the temperature dependence of the magnetic susceptibility χ(T ) and the specific heat C(T ) and the magnetic-field dependence...

Keyword:

A2Ni2Mo3O12 (A = Rb or K), magnetism, quantum critical point, quantum fluctuation, and spin-1 tetramer

Resource Type:

Article

Author:

Kindo, Koichi, Matsuo, Akira, Hase, Masashi, and Matsumoto, Masashige

Journal:

Physical Review B

Date Uploaded:

18/08/2020

Date Modified:

24/08/2020