Articles with "heavy fermion" as a keyword



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Antiperovskite Gd3 SnC: Unusual Coexistence of Ferromagnetism and Heavy Fermions in Gd Lattice.

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Published in 2021 at "Advanced materials"

DOI: 10.1002/adma.202102958

Abstract: Inverted structures of common crystal lattices, referred to as antistructures, are rare in nature due to their thermodynamic constraints imposed by the switched cation and anion positions in reference to the original structure. However, a… read more here.

Keywords: gd3 snc; heavy fermions; unusual coexistence; heavy fermion ... See more keywords

Effects of Fe3O4 Magnetic Nanoparticles on the Thermoelectric Properties of Heavy-Fermion YbAl3 Materials

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Published in 2017 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-017-5842-9

Abstract: The magnetic nanocomposite thermoelectric materials xFe3O4/YbAl3 (x = 0%, 0.3%, 0.6%, 1.0%, and 1.5%) have been prepared by the combination of ultrasonic dispersion and spark plasma sintering process. The nanocomposites retain good chemical stability in the presence… read more here.

Keywords: thermoelectric properties; magnetic nanoparticles; fe3o4 magnetic; fermion ybal3 ... See more keywords

Antiferromagnetic ordering and Kondo lattice behavior in moderate heavy fermion system Ce3NiSi3

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Published in 2019 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2019.03.023

Abstract: Abstract We report the low temperature physical properties of polycrystalline R3NiSi3 (R = La and Ce) which crystallizes in orthorhombic (Space group Immm) structure. The results of our comprehensive study by means of magnetic, electrical transport and… read more here.

Keywords: ordering kondo; kondo lattice; heavy fermion; antiferromagnetic ordering ... See more keywords

d‑Electron Heavy Fermion Behavior in a Near-Room-Temperature Polar Metallic Ferrimagnet: A Case of Mn5SiC

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Published in 2025 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.5c00868

Abstract: Polycrystalline Mn5SiC was synthesized by using a high-temperature solid-state method. Mn5SiC adopts a polar space group (Cmc21) with six crystallographic Mn sites confirmed by X-ray and neutron diffraction, transmission electron microscopy, and second harmonic generation… read more here.

Keywords: temperature; fermion behavior; electron heavy; heavy fermion ... See more keywords

Glassy Relaxation Dynamics in the Two-Dimensional Heavy Fermion Antiferromagnet CeSiI.

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Published in 2024 at "Nano letters"

DOI: 10.1021/acs.nanolett.4c05920

Abstract: The recent discovery of the van der Waals (vdW) layered heavy fermion antiferromagnetic metal CeSiI offers promising potential for achieving accessible quantum criticality in the two-dimensional (2D) limit. CeSiI exhibits both heavy fermion behavior and… read more here.

Keywords: glassy relaxation; fermion; cesii; two dimensional ... See more keywords
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Real space manifestations of coherent screening in atomic scale Kondo lattices

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Published in 2019 at "Nature Communications"

DOI: 10.1038/s41467-019-10103-5

Abstract: The interaction among magnetic moments screened by conduction electrons drives quantum phase transitions between magnetically ordered and heavy-fermion ground states. Here, starting from isolated magnetic impurities in the Kondo regime, we investigate the formation of… read more here.

Keywords: coherent screening; manifestations coherent; real space; kondo ... See more keywords
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Emergent magnetic anisotropy in the cubic heavy-fermion metal CeIn3

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Published in 2017 at "npj Quantum Materials"

DOI: 10.1038/s41535-017-0052-5

Abstract: Metals containing cerium exhibit a diverse range of fascinating phenomena including heavy fermion behavior, quantum criticality, and novel states of matter such as unconventional superconductivity. The cubic system CeIn3 has attracted significant attention as a… read more here.

Keywords: magnetic fields; cein3; physics; heavy fermion ... See more keywords

Tracking aluminium impurities in single crystals of the heavy-fermion superconductor UBe13

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-28991-w

Abstract: The influence of Al incorporation on the heavy fermion superconductor UBe13 was investigated to explain the sample dependence of physical properties. Clear evidence for incorporated Al in flux-grown UBe13 single crystals is presented by results… read more here.

Keywords: fermion superconductor; superconductor ube13; single crystals; heavy fermion ... See more keywords

Magnetic field driven complex phase diagram of antiferromagnetic heavy-fermion superconductor Ce3PtIn11

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Published in 2018 at "Scientific Reports"

DOI: 10.1038/s41598-018-34991-7

Abstract: We present the results of our comprehensive investigation on the antiferromagnetic heavy-fermion superconductor Ce3PtIn11 carried out by means of electrical transport, heat capacity and ac magnetic susceptibility measurements, performed on single-crystalline specimens down to 50 mK… read more here.

Keywords: phase; antiferromagnetic heavy; field; fermion superconductor ... See more keywords

Theory of field-insensitive heavy fermion in Sm compounds

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Published in 2018 at "AIP Advances"

DOI: 10.1063/1.5042743

Abstract: The origin of a field-insensitive heavy-fermion state observed in Sm compounds is studied by an effective two-orbital Anderson model for 4f states in Sm ions. It is shown that the fermi-liquid state with an enhanced… read more here.

Keywords: state; field insensitive; heavy fermion; insensitive heavy ... See more keywords

Evidence for energy-dependent scattering dominating thermoelectricity in heavy fermion systems

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Published in 2025 at "Applied Physics Letters"

DOI: 10.1063/5.0291138

Abstract: In the field of thermoelectric materials and devices, improving energy conversion efficiency remains a long-standing challenge. As a promising approach to address this issue, utilizing energy-dependent electron-scattering beyond the ordinary constant relaxation time approximation (CRTA)… read more here.

Keywords: dependent scattering; energy; evidence energy; energy dependent ... See more keywords