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Hunting for quantum-classical crossover in condensed matter problems [PDF]

open access: yesnpj Quantum Information, 2022
The intensive pursuit for quantum advantage in terms of computational complexity has further led to a modernized crucial question of when and how will quantum computers outperform classical computers.
N. Yoshioka   +4 more
semanticscholar   +1 more source

Observation of magnetic adatom-induced Majorana vortex and its hybridization with field-induced Majorana vortex in an iron-based superconductor

open access: yesNature Communications, 2021
Braiding Majorana modes is essential for topological quantum computing, but it remains difficult to find a suitable platform. Here, the authors report the evidence of hybridization between field-induced and magnetic adatom induced Majorana modes in an ...
Peng Fan   +18 more
doaj   +1 more source

Electronic nature of charge density wave and electron-phonon coupling in kagome superconductor KV3Sb5

open access: yesNature Communications, 2022
The impact of the charge density wave (CDW) state to the electronic structure in the Kagome superconductors AV3Sb5 remains unclear. Here, the authors observe CDW-induced Fermi surface reconstruction with a strongly anisotropic CDW gap and signatures of ...
Hailan Luo   +19 more
doaj   +1 more source

Lectures on holographic methods for condensed matter physics [PDF]

open access: yes, 2009
These notes are loosely based on lectures given at the CERN Winter School on Supergravity, Strings and Gauge theories, February 2009, and at the IPM String School in Tehran, April 2009.
S. Hartnoll
semanticscholar   +1 more source

Quantum geometry in condensed matter [PDF]

open access: yesNational Science Review
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 bodies is governed by the geometry of spacetime, the motion of electrons in ...
Tian Liu   +3 more
semanticscholar   +1 more source

Emergent topological quantum orbits in the charge density wave phase of kagome metal CsV3Sb5

open access: yesnpj Quantum Materials, 2023
The recently discovered kagome materials AV3Sb5 (A = K, Rb, Cs) attract intense research interest in intertwined topology, superconductivity, and charge density waves (CDW).
Hengxin Tan   +5 more
doaj   +1 more source

Counting Rules of Nambu-Goldstone Modes [PDF]

open access: yes, 1956
When global continuous symmetries are spontaneously broken, there appear gapless collective excitations called Nambu-Goldstone modes (NGMs) that govern the low-energy property of the system. The application of this famous theorem ranges from high-energy,
Watanabe, Haruki
core   +4 more sources

A robust and tunable Luttinger liquid in correlated edge of transition-metal second-order topological insulator Ta2Pd3Te5

open access: yesNature Communications, 2023
The interplay between topology and interaction always plays an important role in condensed matter physics and induces many exotic quantum phases, while rare transition metal layered material (TMLM) has been proved to possess both.
Anqi Wang   +22 more
doaj   +1 more source

Strain induced band inversion and topological phase transition in methyl-decorated stanene film

open access: yesScientific Reports, 2017
The researches for new quantum spin Hall (QSH) insulators with large bulk energy gap are of much significance for their practical applications at room temperature in electronic devices with low-energy consumption.
Dongchao Wang   +7 more
doaj   +1 more source

The effect of applied magnetic field on photocurrent generation in poly-3-hexylthiophene:[6,6]-phenyl C61-butyric acid methyl ester photovoltaic devices [PDF]

open access: yes, 2008
This is the author’s version of a work that was accepted for publication in Journal of Physics: Condensed Matter http://dx.doi.org/10.1088/0953-8984/20/45 ...
Ballantyne, AM   +6 more
core   +1 more source

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