Quantum geometry in condensed matter

T Liu, XB Qiang, HZ Lu, XC **e - National Science Review, 2024 - academic.oup.com
One of the most celebrated accomplishments of modern physics is the description of
fundamental principles of nature in the language of geometry. As the motion of celestial …

Altermagnetic superconducting diode effect

S Banerjee, MS Scheurer - Physical Review B, 2024 - APS
Nonreciprocal superconductivity, also known as the superconducting diode effect, has been
extensively studied in the presence of a magnetic field or some form of ferromagnetic order …

A microscopic perspective on moiré materials

KP Nuckolls, A Yazdani - Nature Reviews Materials, 2024 - nature.com
Contemporary quantum materials research is guided by themes of topology and electronic
correlations. A confluence of these two themes is engineered in moiré materials, an …

Direct Measurement of a Current Phase Relation in a Graphene Superconducting Quantum Interference Device

S Messelot, N Aparicio, E De Seze, E Eyraud… - Physical Review Letters, 2024 - APS
In a Josephson junction, the current phase relation relates the phase variation of the
superconducting order parameter φ, between the two superconducting leads connected …

Superconducting qubit based on twisted cuprate van der Waals heterostructures

V Brosco, G Serpico, V Vinokur, N Poccia, U Vool - Physical Review Letters, 2024 - APS
Van-der-Waals assembly enables the fabrication of novel Josephson junctions featuring an
atomically sharp interface between two exfoliated and relatively twisted Bi 2 Sr 2 CaCu 2 O …

Supercurrent rectification with time-reversal symmetry broken multiband superconductors

Y Yerin, SL Drechsler, AA Varlamov, M Cuoco… - Physical Review B, 2024 - APS
We consider nonreciprocal supercurrent effects in Josephson junctions based on multiband
superconductors with a pairing structure that can break time-reversal symmetry. We …

-Mon: A Transmon with Strong Anharmonicity Based on Planar -Axis Tunneling Junction between -Wave and -Wave Superconductors

H Patel, V Pathak, O Can, AC Potter, M Franz - Physical Review Letters, 2024 - APS
We propose a novel qubit architecture based on a planar c-axis Josephson junction
between a thin flake d-wave superconductor, such as a high-T c cuprate Bi 2 Sr 2 CaCu 2 O …

High-temperature Josephson diode

S Ghosh, V Patil, A Basu, Kuldeep, A Dutta… - Nature Materials, 2024 - nature.com
Many superconducting systems with broken time-reversal and inversion symmetry show a
superconducting diode effect, a non-reciprocal phenomenon analogous to semiconducting …

Tuning the Josephson diode response with an ac current

R Seoane Souto, M Leijnse, C Schrade, M Valentini… - Physical Review …, 2024 - APS
Josephson diodes are superconducting elements that show an asymmetry in the critical
current depending on the direction of the current. Here, we theoretically explore how an …

Three-dimensional moiré crystal in ultracold atomic gases

C Wang, C Gao, J Zhang, H Zhai, ZY Shi - Physical Review Letters, 2024 - APS
The work intends to extend the moiré physics to three dimensions. Three-dimensional moiré
patterns can be realized in ultracold atomic gases by coupling two spin states in spin …