CePd2Al8 – A ferromagnetic Kondo lattice with new type of crystal structure
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.10.031
Abstract: Abstract The novel cerium aluminide CePd 2 Al 8 was investigated by means of single crystal X-ray diffraction and low-temperature magnetic, electrical transport and heat capacity measurements. The compound is found to crystallize with a… read more here.
Keywords: new type; cepd2al8 ferromagnetic; lattice new; ferromagnetic kondo ... See more keywords
Antiferromagnetic ordering and Kondo lattice behavior in moderate heavy fermion system Ce3NiSi3
Sign Up to like & getrecommendations! 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
Quantum engineered Kondo lattices
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-019-13446-1
Abstract: Atomic manipulation techniques have provided a bottom-up approach to investigating the unconventional properties and complex phases of strongly correlated electron materials. By engineering artificial systems containing tens to thousands of atoms with tailored electronic or… read more here.
Keywords: kondo droplets; kondo lattices; engineered kondo; quantum engineered ... See more keywords
Antiferromagnetic Kondo lattice compound CePt3P
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/srep41853
Abstract: A new ternary platinum phosphide CePt3P was synthesized and characterized by means of magnetic, thermodynamic and transport measurements. The compound crystallizes in an antiperovskite tetragonal structure similar to that in the canonical family of platinum-based… read more here.
Keywords: lattice compound; compound cept3p; cept3p; compound ... See more keywords
Coupled dimer and bond-order-wave order in the quarter-filled one-dimensional Kondo lattice model
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.102.245143
Abstract: Motivated by the experiments on the organic compound $(Per)_{2}[Pt(mnt)_{2}]$, we study the ground state of the one-dimensional Kondo lattice model at quarter filling with the density matrix renormalization group method. We show a coupled dimer… read more here.
Keywords: order; lattice model; dimensional kondo; one dimensional ... See more keywords
Fine structure of the spectra of the Kondo lattice model: Two-site cellular dynamical mean-field theory study
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.95.035107
Abstract: We study the antiferromagnetic and the paramagnetic Kondo insulator phases of the Kondo lattice model on the cubic lattice at half-filling using the cellular dynamical mean-field theory (CDMFT) with numerical renormalization group (NRG) as the… read more here.
Keywords: lattice model; kondo; cellular dynamical; structure ... See more keywords
Insight into the temperature dependent properties of the ferromagnetic Kondo lattice YbNiSn
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.95.184433
Abstract: This work was supported by the German Research Foundation (DFG; Grants No. VY64/1-3, No. GE602/2-1, No. GRK1621, and SFB1143) and by Research Grant No. 15.61.202.2015 of Saint Petersburg State University. D.A.S. and A.D.H. acknowledge support… read more here.
Keywords: insight temperature; properties ferromagnetic; dependent properties; temperature dependent ... See more keywords
Competition of striped magnetic order and partial Kondo screened state in the Kondo lattice model
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review B"
DOI: 10.1103/physrevb.96.115158
Abstract: We analyze the magnetically ordered phases in the Kondo lattice model on a square lattice around quarter filling using the dynamical mean field theory. We find that close to quarter filling besides the paramagnetic phase,… read more here.
Keywords: state; order; lattice model; striped magnetic ... See more keywords
Heavy quasiparticle bands in the underscreened quasiquartet Kondo lattice
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review B"
DOI: 10.1103/physrevb.98.155121
Abstract: We study the quasiparticle spectrum in an underscreened Kondo-lattice (KL) model that involves a single spin degenerate conduction band and two crystalline-electric-field (CEF) split Kramers doublets coupled by both orbital-diagonal and nondiagonal exchange interactions. We… read more here.
Keywords: quasiparticle; model; quasiparticle bands; kondo lattice ... See more keywords
Model for a Ferromagnetic Quantum Critical Point in a 1D Kondo Lattice.
Sign Up to like & getrecommendations! Published in 2018 at "Physical review letters"
DOI: 10.1103/physrevlett.120.157206
Abstract: Motivated by recent experiments, we study a quasi-one-dimensional model of a Kondo lattice with ferromagnetic coupling between the spins. Using bosonization and dynamical large-N techniques, we establish the presence of a Fermi liquid and a… read more here.
Keywords: kondo lattice; quantum critical; critical point;
Orbital-selective Kondo lattice and enigmatic f electrons emerging from inside the antiferromagnetic phase of a heavy fermion
Sign Up to like & getrecommendations! Published in 2019 at "Science Advances"
DOI: 10.1126/sciadv.aaw9061
Abstract: Kondo lattice emerges from deep within the antiferromagnetic phase of a heavy fermion, driven by selective sub-orbitals. Novel electronic phenomena frequently form in heavy-fermions because of the mutual localized and itinerant nature of f-electrons. On… read more here.
Keywords: kondo lattice; phase; antiferromagnetic phase; heavy fermion ... See more keywords