A review of the Kondo insulator materials class of strongly correlated electron systems: Selected systems and anomalous behavior

AM Strydom - Frontiers in Physics, 2023 - frontiersin.org
Studies of strongly correlated electron systems have been at the forefront of research in
condensed matter physics ever since the discovery of the co-existence of strong Pauli …

Muon-spin-relaxation and inelastic neutron scattering investigations of the caged-type Kondo semimetals: CeT2Al10 (T= Fe, Ru and Os)

DT Adroja, AD Hillier, Y Muro, T Takabatake… - Physica …, 2013 - iopscience.iop.org
Recently, Ce-based caged-type compounds with the general formula CeT 2 Al 10 (T= Fe, Ru
and Os) have generated considerable interest due to the Kondo semiconducting …

Cooperative magnetic behaviour in the new valence fluctuating compound Ce2Rh3Ge

M Falkowski, AM Strydom - Journal of Physics: Condensed …, 2015 - iopscience.iop.org
In this study we report the physical properties of the new ternary compound Ce 2 Rh 3 Ge
that crystallizes in the rhombohedral, triple hexagonal MgCu 2-type of structure. The …

Incomplete protection of the surface Weyl cones of the Kondo insulator : Spin exciton scattering

GA Kapilevich, PS Riseborough, AX Gray, M Gulacsi… - Physical Review B, 2015 - APS
The compound SmB 6 is a Kondo insulator, where the lowest-energy bulk electronic
excitations are spin-excitons. It also has surface states that are subjected to strong spin-orbit …

Magnetic instability induced by Rh doping in the Kondo semiconductor CeRuAl

H Guo, H Tanida, R Kobayashi, I Kawasaki, M Sera… - Physical Review B …, 2013 - APS
The magnetic ground state of the Rh-doped Kondo semiconductor CeRu 2 Al 10 [Ce (Ru 1−
x Rh x) 2 Al 10] is investigated with the muon spin relaxation method. Muon spin precession …

Change of magnetic ground state by light electron doping in CeOsAl

DD Khalyavin, DT Adroja, P Manuel, J Kawabata… - Physical Review B …, 2013 - APS
The effect of Ir substitution for Os in CeOs 2 Al 10, with an unusually high Néel temperature
of T*∼ 28.5 K, has been studied by high-resolution neutron diffraction and magnetization …

Magnetic ordering with reduced cerium moments in hole-doped CeOsAl

DD Khalyavin, DT Adroja, A Bhattacharyya, AD Hillier… - Physical Review B, 2014 - APS
The lightly hole-doped system CeOs 1.94 Re 0.06 Al 10 has been studied by muon spin
relaxation and neutron diffraction measurements. A long-range antiferromagnetic ordering of …

Electronic Structures of CeM2Al10 (M = Fe, Ru, and Os) Studied by Soft X-ray Resonant and High-Resolution Photoemission Spectroscopies

T Ishiga, T Wakita, R Yoshida, H Okazaki… - journal of the physical …, 2014 - journals.jps.jp
We have performed a photoemission spectroscopy (PES) study of Ce M 2Al10 (M= Fe, Ru,
and Os) to directly observe the electronic structure involved in the unusual magnetic …

Anomalous change of the magnetic moment direction by hole doping in

A Bhattacharyya, DD Khalyavin, DT Adroja… - Physical Review B, 2014 - APS
We present a detailed investigation of the hole (3% Re) doping effect on the polycrystalline
CeRu 2 Al 10 sample by magnetization, heat capacity, resistivity, muon spin relaxation (μ …

Dispersive magnetic-resonance mode in the Kondo semiconductor CeFeAl

JM Mignot, PA Alekseev, J Robert, S Petit, T Nishioka… - Physical Review B, 2014 - APS
The Ce T 2 Al 10 family of orthorhombic compounds exhibits a very peculiar evolution from a
Kondo insulator (T: Fe) to an unconventional long-range magnetic order (T: Ru, Os) …