Results 1 to 10 of about 1,395 (133)

Thermoelectric properties of ballistic Normal–Weyl semimetal-Normal junction [PDF]

open access: yesScientific Reports, 2023
Weyl semimetals are a new class of topological materials possessing outstanding physical properties. We investigate the thermoelectric properties of a ballistic Weyl semimetal specimen connected to two normal contacts.
Jafar Lotfi, Babak Abdollahipour
doaj   +2 more sources

Emergence of Weyl fermions by ferrimagnetism in a noncentrosymmetric magnetic Weyl semimetal [PDF]

open access: yesNature Communications, 2023
Condensed matter physics has often provided a platform for investigating the interplay between particles and fields in cases that have not been observed in high-energy physics.
Cong Li   +16 more
doaj   +2 more sources

Structural and magnetic investigations of the Weyl semimetal family CeAlSi<sub>1-x</sub>Ge<sub>x</sub>. [PDF]

open access: yesActa Crystallogr B Struct Sci Cryst Eng Mater
A systematic investigation is reported of the structural and magnetic evolution in the CeAlSi1–xGex series, combining X‐ray and neutron diffraction with magnetization measurements on polycrystalline samples and single crystals. Chemical substitution leads to a continuous lattice expansion and a suppression of the ferromagnetic ordering temperature ...
Mayoh DA   +7 more
europepmc   +2 more sources

Realization of a two-dimensional Weyl semimetal and topological Fermi strings [PDF]

open access: yesNature Communications
A two-dimensional (2D) Weyl semimetal, akin to a spinful variant of graphene, represents a topological matter characterized by Weyl fermion-like quasiparticles in low dimensions.
Qiangsheng Lu   +22 more
doaj   +2 more sources

High-harmonic generation in Weyl semimetal β-WP2 crystals [PDF]

open access: yesNature Communications, 2021
Weyl semimetals have interesting band-structure features that lead to unique properties. Here, the authors observe and study high-harmonic generation in type-II Weyl semimetal β-WP2 crystals.
Yang-Yang Lv   +14 more
doaj   +2 more sources

Active Sites‐Enriched Hierarchical Weyl Semimetal WTe2 Nanowire Arrays for Highly Efficient Hydrogen Evolution Reaction [PDF]

open access: yesAdvanced Science
Weyl semimetal tungsten ditelluride (WTe2), characterized by its high conductivity and robust topological surface state, possesses promising catalytic properties for electrochemical reactions.
Hyeonkyeong Kim, Youngdong Yoo
doaj   +2 more sources

Research Paper: Investigation of Topological Phase Transition of Nb_x Ta_(1-x) Sb (x=0,0.25,0.50,0.75,1) Alloys from Dirac Semimetal to Weyl Semimetal using First-principles Approaches [PDF]

open access: yesفیزیک کاربردی ایران, 2023
Weyl semimetals show special quantum states of matter, which have nontrivial topological features and very interesting and unique applications in the spintronics industry. One method of making these materials is the use of alloying method. In this paper,
Samira Sadat Nourizadeh, Aminollah Vaez
doaj   +1 more source

Two-dimensional quadratic double Weyl semimetal

open access: yesPhysical Review Research, 2022
Unconventional Weyl semimetals have attracted intensive research interest in condensed-matter physics and materials science, but they are very rare in two dimensions.
Xinlei Zhao   +3 more
doaj   +1 more source

A Weyl-Z 2 semimetal from holography

open access: yesJournal of High Energy Physics, 2021
We present effective field theories for the weakly coupled Weyl-Z 2 semimetal, as well as the holographic realization for the strongly coupled case.
Xuanting Ji   +3 more
doaj   +1 more source

How to identify and characterize strongly correlated topological semimetals

open access: yesJPhys Materials, 2023
How strong correlations and topology interplay is a topic of great current interest. In this perspective paper, we focus on correlation-driven gapless phases. We take the time-reversal symmetric Weyl semimetal as an example because it is expected to have
Diana M Kirschbaum   +3 more
doaj   +1 more source

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