Direct evidence for Cooper pairing without a spectral gap in a disordered superconductor above Tc
The idea that preformed Cooper pairs could exist in a superconductor at temperatures
higher than its zero-resistance critical temperature (T c) has been explored for …
higher than its zero-resistance critical temperature (T c) has been explored for …
Searching for Majorana quasiparticles at vortex cores in iron-based superconductors
T Machida, T Hanaguri - Progress of Theoretical and …, 2024 - academic.oup.com
The unambiguous detection of the Majorana zero mode (MZM), which is essential for future
topological quantum computing, has been a challenge in recent condensed matter …
topological quantum computing, has been a challenge in recent condensed matter …
Single-electron charge transfer into putative Majorana and trivial modes in individual vortices
Majorana bound states are putative collective excitations in solids that exhibit the self-
conjugate property of Majorana fermions—they are their own antiparticles. In iron-based …
conjugate property of Majorana fermions—they are their own antiparticles. In iron-based …
Spatially dispersing Yu-Shiba-Rusinov states in the unconventional superconductor FeTe0.55Se0.45
By using scanning tunneling microscopy (STM) we find and characterize dispersive, energy-
symmetric in-gap states in the iron-based superconductor FeTe0. 55Se0. 45, a material that …
symmetric in-gap states in the iron-based superconductor FeTe0. 55Se0. 45, a material that …
Identifying Majorana bound states by tunneling shot-noise tomography
Majorana fermions are promising building blocks of forthcoming technology in quantum
computing. However, their nonambiguous identification has remained a difficult issue …
computing. However, their nonambiguous identification has remained a difficult issue …
Spiral high-speed scanning tunneling microscopy: Tracking atomic diffusion on the millisecond timescale
L Gura, Z Yang, M Brinker, F Kalaß… - Applied Physics …, 2021 - pubs.aip.org
Scanning tunneling microscopy (STM) is one of the most prominent techniques to resolve
atomic structures of flat surfaces and thin films. With the scope to answer fundamental …
atomic structures of flat surfaces and thin films. With the scope to answer fundamental …
Discovery of orbital ordering in Bi2Sr2CaCu2O8+x
S Wang, N Kennedy, K Fujita, S Uchida, H Eisaki… - Nature Materials, 2024 - nature.com
The primordial ingredient of cuprate superconductivity is the CuO2 unit cell. Theories usually
concentrate on the intra-atom Coulombic interactions dominating the 3 d 9 and 3 d 10 …
concentrate on the intra-atom Coulombic interactions dominating the 3 d 9 and 3 d 10 …
Imaging doubled shot noise in a Josephson scanning tunneling microscope
We have imaged the current noise with atomic resolution in a Josephson scanning tunneling
microscope with a Pb-Pb junction. By measuring the current noise as a function of applied …
microscope with a Pb-Pb junction. By measuring the current noise as a function of applied …
Dynamical Coulomb blockade as a local probe for quantum transport
Quantum fluctuations are imprinted with valuable information about transport processes.
Experimental access to this information is possible, but challenging. We introduce the …
Experimental access to this information is possible, but challenging. We introduce the …
Charge trap** and super-Poissonian noise centres in a cuprate superconductor
The electronic properties of cuprate high-temperature superconductors in their normal state
are highly two-dimensional: transport along the crystal planes is perfectly metallic, but is …
are highly two-dimensional: transport along the crystal planes is perfectly metallic, but is …