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The complex Fermi surfaces of transition-metal dichalcogenides (TMDCs) challenge the standard Peierls-instability-driven charge-density-wave (CDW) formation. Recently, evidence has been accumulating of a prominent role of ionic thermal…

Strongly Correlated Electrons · Physics 2020-10-21 Daniel T. Payne , Paolo Barone , Lara Benfatto , Fulvio Parmigiani , Federico Cilento

The magnetic phases of electron-doped infinite-layer Sr$_{1-x}$La$_x$CuO$_2$ are elucidated by first-principles density functional calculations. The antiferromagnetic parent state, metallic transition, as well as lattice evolution with…

Superconductivity · Physics 2024-12-10 Alpin N. Tatan , Jun Haruyama , Osamu Sugino

The ability to tune the competition between the in-plane and out-of-plane orientation of magnetization provides a means to construct thermal sensors with a sharp spin re-orientation transition at specific temperatures. We have observed such…

The intermetallic compound LaAgSb2 displays two charge-density-wave (CDW) transitions, which were detected with measurements of electrical resistivity (rho), magnetic susceptibility, and X-ray scattering; the upper transition takes place at…

Strongly Correlated Electrons · Physics 2009-11-13 M. S. Torikachvili , S. L. Bud'ko , S. A. Law , M. E. Tillman , E. D. Mun , P. C. Canfield

Two-dimensional (2D) diamond has aroused tremendous interest in nanoelectronics and optoelectronics, owing to its superior properties and flexible characteristics compared to bulk diamond. Despite significant efforts, great challenges lie…

We report measurements of the surface impedance $Z_s=R_s+iX_s$ of $(Pr_xY_{1-x})Ba_2Cu_3O_{7-\delta}$, $(x=0,0.15,0.23,0.3,0.4,0.5)$. Increasing $Pr$ concentration leads to some striking results not observed in samples doped by non-magnetic…

Superconductivity · Physics 2015-06-25 H. Srikanth , S. Sridhar , D. A. Gajewski , M. B. Maple

Transition metal oxides are a platform for exploring strain-engineered intriguing physical properties and developing spintronic or flexible electronic functionalities owing to strong coupling of spin, charge and lattice degrees of freedom.…

Interfaces and low dimensionality are sources of strong modifications of electronic, structural, and magnetic properties of materials. FeRh alloys are an excellent example because of the first-order phase transition taking place at…

Two-dimensional artificial magnetic honeycomb lattice is predicted to manifest thermodynamic phase transition to the spin solid order ground state at low temperature. Nonlinear susceptibilities are very sensitive to thermodynamic phase…

Mesoscale and Nanoscale Physics · Physics 2018-06-27 A. Dahal , Y. Chen , B. Summers , D. K. Singh

The magnetic properties of Na2CuP2O7 were investigated by means of 31P nuclear magnetic resonance (NMR), magnetic susceptibility, and heat capacity measurements. We report the 31P NMR shift, the spin-lattice 1/T1, and spin-spin 1/T2…

Strongly Correlated Electrons · Physics 2016-08-31 R. Nath , A. V. Mahajan , N. Buettgen , C. Kegler , J. Hemberger , A. Loidl

Thermomagnetic and inelastic neutron scattering measurements on Na2PrO3 are reported. This material is an antiferromagnetic honeycomb magnet based on the tetravalent lanthanide Pr4+ and has been proposed to host dominant antiferromagnetic…

Strongly Correlated Electrons · Physics 2021-03-17 Marcus J. Daum , Arun Ramanathan , Alexander I. Kolesnikov , Stuart A. Calder , Martin Mourigal , Henry S. La Pierre

Plasmonic lattice nanostructures are of technological interest because of their capacity to manipulate light below the diffraction limit. Here, we present a detailed study of dark and bright modes in the visible and near-infrared energy…

Durable delustered PET (PET-TiO2) fabrics super hydrophilic surface has been obtained by plasma selecting etching. The aging effect of their hydrophilicity after plasma treatment has been investigated with storage time. After Ar/O2 radio…

Plasma Physics · Physics 2022-04-11 Tarig T. A. Owad , Eshraga A. A. Siddig , Renad E. M. Salih , Yu Zhang , Yu Xu , Jing Zhang

We discuss the magnetic phases of the Hubbard model for the honeycomb lattice both in two and three spatial dimensions. A ground state phase diagram is obtained depending on the interaction strength U and electronic density n. We find a…

Strongly Correlated Electrons · Physics 2016-08-31 N. M. R. Peres , M. A. N. Araujo , Daniel Bozi

We report high pressure magnetic susceptibility and electrical resistivity measurements on Ca_{3}Ir_{4}Sn_{13} single crystals up to 60 kbar. These measurements allow us to follow the evolution of the superconducting critical temperature…

An asymmetrical 2D Ising model with a zigzag surface, created by diagonally cutting a regular square lattice, has been developed to investigate the thermodynamics and phase transitions on surface by the methodology of recursive lattice,…

Statistical Mechanics · Physics 2019-01-31 Ran Huang , Purushottam D. Gujrati

Systematic exploration of amorphous ABC heterostructures revealed that nanoscale morphological modifications markedly improved their artificial bulk second-order susceptibility. These amorphous birefringent heterostructures were fabricated…

The synthesis of IrI$_3$ at high pressure in its layered honeycomb polymorph is reported. Its crystal structure is refined by single crystal X-ray diffraction. Faults in the honeycomb layer stacking are observed by single crystal…

Materials Science · Physics 2022-05-25 Danrui Ni , Kasey P. Devlin , Guangming Cheng , Xin Gui , Weiwei Xie , Nan Yao , Robert J. Cava

We demonstrate control of magnetic domain structures in continuous FePd thin films by patterning their surfaces with plasma treatment. The Fe-oxide layer formed on the surface upon ambient exposure of the FePd alloy thin film grown on an…

Mesoscale and Nanoscale Physics · Physics 2020-06-15 Wei-Hsiang Wang , Po-Chun Chang , Pei-hsun Jiang , Wen-Chin Lin

The physical properties of the single-crystalline samples of Lu_{2} Ir_{3} Si_{5} have been investigated by magnetic susceptibility, resistivity and heat capacity studies. We observed multiple charge density wave (CDW) transitions in all…

Strongly Correlated Electrons · Physics 2017-07-20 N. S. Sangeetha , A. Thamizhavel , C. V. Tomy , Saurabh Basu , A. M. Awasthi , S. Ramakrishnan , D. Pal