Results 81 to 90 of about 191,124 (311)

Crystal orientation and thickness dependence of superconductivity on tetragonal FeSe1-x thin films

open access: yes, 2009
Superconductivity was recently found in the simple tetragonal FeSe structure. Recent studies suggest that FeSe is unconventional, with the symmetry of the superconducting pairing state still under debate.
Chang, A. M.   +9 more
core   +1 more source

Surface Diffusion in SnTe‐PbTe Monolayer Lateral Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
The lateral heterostructures between 2D materials often suffer from the interdiffusion at the interfaces. Here, a surface diffusion mechanism is found to be dominating at the interfaces between semiconducting SnTe and PbTe monolayers. Atomically sharp interfaces can be achieved by suppressing this diffusion process. ABSTRACT The construction of complex
Jing‐Rong Ji   +9 more
wiley   +1 more source

Hidden Magnetism and Quantum Criticality in the Heavy Fermion Superconductor CeRhIn5

open access: yes, 2006
With understood exceptions, conventional superconductivity does not coexist with long-range magnetic order[1]. In contrast, unconventional superconductivity develops near a boundary separating magnetically ordered and magnetically disordered phases[2,3].
A Llobet   +31 more
core   +1 more source

Revealing strong coupling of collective modes between superconductivity and pseudogap in cuprate superconductor by terahertz third harmonic generation [PDF]

open access: green, 2022
J. Y. Yuan   +23 more
openalex   +1 more source

Nonreciprocal superconductivity

open access: yesScience Advances
We introduce the notion of nonreciprocal superconductors where inversion and time-reversal symmetries are broken, giving rise to an asymmetric energy dispersion. We demonstrate that nonreciprocal superconductivity can be detected by Andreev reflection.
Margarita Davydova, Max Geier, Liang Fu
openaire   +3 more sources

A New Family of Ternary Intermetallic Compounds with Dualistic Atomic Ordering – The ZIP Phases

open access: yesAdvanced Materials, EarlyView.
The ZIP phases are ternary intermetallic compounds with dualistic atomic ordering, i.e., they exhibit one face‐centered cubic (fcc; space group Fd3¯$\bar 3$m) variant and one hexagonal (space group P63/mmc) variant. The ZIP phases in the Nb‐Si‐Ni system are the Nb3SiNi2 (fcc) and Ni3SiNb2 (hexagonal) ternary IMCs, crystal structure schematics of which ...
Matheus A. Tunes   +24 more
wiley   +1 more source

Electrostatic Tuning of the Superconductor-Insulator Transition in Two Dimensions

open access: yes, 2005
Superconductivity has been induced in insulating ultra-thin films of amorphous bismuth using the electric field effect. The screening of electron-electron interaction was found to increase with electron concentration in a manner correlated with the ...
A. Bhattacharya   +7 more
core   +1 more source

Structure, Stability and Superconductivity of N-doped Lutetium Hydrides at kbar Pressures [PDF]

open access: green, 2023
Katerina P. Hilleke   +5 more
openalex   +1 more source

Dimensionally Resolved Nanostructures of an Atomically Precise and Optically Active 1D van der Waals Helix

open access: yesAdvanced Materials, EarlyView.
The ability to grow nanostructures based on inorganic helical crystals with long‐range order will enable a platform to realize physical states that arise from chirality. Herein, it is demonstrated that controlled vapor phase deposition of an atomically precise helical crystal, GaSI, into ultrathin 1D nanowires and quasi‐2D nanoribbons.
Kaitlyn G. Dold   +15 more
wiley   +1 more source

Alteration of superconductivity of suspended carbon nanotubes by deposition of organic molecules

open access: yes, 2005
We have altered the superconductivity of a suspended rope of single walled carbon nanotubes, by coating it with organic polymers. Upon coating, the normal state resistance of the rope changes by less than 20 percent.
A-M. Bonnot   +13 more
core   +1 more source

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