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Related papers: Electrically active defects in 3C, 4H and 6H silic…

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Silicon vacancies in silicon carbide (SiC) have been proposed as interesting candidates for quantum technology applications such as quantum sensing and quantum repeaters. SiC exists in many polytypes with different plane stacking sequences,…

Mesoscale and Nanoscale Physics · Physics 2022-12-21 Harpreet Singh , Andrei N. Anisimov , Pavel G. Baranov , Dieter Suter

Silicon carbide (SiC) is an important semiconductor material for fabricating power electronic devices that exhibit higher switch frequency, lower energy loss and substantial reduction both in size and weight in comparison with its Si-based…

Materials Science · Physics 2023-04-19 Guobin Wang , Da Sheng , Yunfan Yang , Hui Li , Congcong Chai , Zhenkai Xie , Wenjun Wang , Jian-gang Guo , Xiaolong Chen

Future hadron collider experiments will require sensing materials that withstand stronger radiation fields. Therefore, either a frequent replacement of detectors, a significant increase in radiation hardness of Silicon, or a shift to…

Instrumentation and Detectors · Physics 2025-06-11 Niels Sorgenfrei , Elias Arnqvist , Yana Gurimskaya , Michael Moll , Ulrich Parzefall , Faiza Rizwan , Moritz Wiehe

Silicon carbide (SiC) hosts many interesting defects that can potentially serve as qubits for a range of advanced quantum technologies. Some of them have very interesting properties, making them potentially useful, e.g. as interfaces…

When annealing a 4H silicon carbide (SiC) crystal, a sequence of optically active defect centers occurs among which the TS center is a prominent example. Here, we present low-temperature photoluminescence analyses on the single defect…

Crystal defects can confine isolated electronic spins and are promising candidates for solid-state quantum information. Alongside research focusing on nitrogen vacancy centers in diamond, an alternative strategy seeks to identify new spin…

Defects in silicon carbide are of intense and increasing interest for quantum-based applications due to this material's properties and technological maturity. We calculate the multi-particle symmetry adapted wave functions of the negatively…

Mesoscale and Nanoscale Physics · Physics 2016-03-23 Ö. O. Soykal , Pratibha Dev , Sophia E. Economou

Certain intrinsic point defects in silicon carbide are promising quantum systems with efficient spin-photon interface. Despite carbon vacancy in silicon carbide is an elementary and relatively abundant intrinsic defect, no optical signal…

Quantum Physics · Physics 2023-05-30 Meysam Mohseni , Péter Udvarhelyi , Gergő Thiering , Adam Gali

The divacancy comprising two neighboring vacant sites in the SiC lattice is a promising defect for applications in quantum technology. So far, most work is concerned with the divacancy in 4H-SiC, whereas the divacancies in 6H- and 3C-SiC…

Quantum Physics · Physics 2025-06-25 Danial Shafizade , Joel Davidsson , Takeshi Ohshima , Nguyen Tien Son , Ivan G. Ivanov

In this paper we compare suitability of three different semi-insulating bulk silicon carbide (SiC) materials for fabrication of radiation detectors. We prepared planar sensors with various metal contact combination and characterized…

Applied Physics · Physics 2020-01-13 Mykola Brynza , Eduard Belas , Petr Praus , Jindrich Pipek , Roman Grill

The negatively charged silicon vacancy ($\mathrm{V_{Si}^-}$) in silicon carbide is a well-studied point defect for quantum applications. At the same time, a closer inspection of ensemble photoluminescence and electron paramagnetic resonance…

The negatively charged silicon vacancy [V$_\text{Si}(-)$] in silicon carbide (SiC) is a paramagnetic and optically active defect in hexagonal SiC. V$_\text{Si}(-)$ defect possesses $S = 3/2$ spin with long spin coherence time and can be…

Materials Science · Physics 2021-08-04 A. Csóré , N. T. Son , A. Gali

In this work we study, theoretically, electronic mobility of the silicon carbide semiconductor in the 3C phase, named 3C-SiC. 3C-SiC has shown great potential for applications in extreme conditions. Thus, the study of the electronic…

Materials Science · Physics 2023-03-17 Amanda M. D. Corrêa , Clóves Gonçalves Rodrigues

Silicon Carbide (SiC) demonstrates significant potential for high-energy particle detection in complex radiation environments due to its exceptional radiation resistance, excellent environmental adaptability, and fast response time.…

Instrumentation and Detectors · Physics 2025-04-04 Zaiyi. Li , Xiyuan. Zhang , Congcong. Wang , Haolan. Qu , Jiaxiang. Chen , Peilian. Liu , Suyu. Xiao , Xinbo. Zou , Hai. Lu , Xin. Shi

In this literature review we investigate the permittivity, density-of-state mass, band gap, impact ionization, charge carrier recombination, incomplete ionization and mobility in 4H silicon carbide. We provide a comprehensive overview over…

Materials Science · Physics 2025-12-22 Jürgen Burin , Philipp Gaggl , Simon Waid , Andreas Gsponer , Thomas Bergauer

In spite of its great promises for energy efficient power conversion, the electronic quality of cubic silicon carbide (3C-SiC) on silicon is currently limited by the presence of a variety of extended defects in the heteroepitaxial material.…

The controlled generation and manipulation of atom-like defects in solids has a wide range of applications in quantum technology. Although various defect centres have displayed promise as either quantum sensors, single photon emitters or…

Silicon carbide (SiC) is an indirect-gap semiconductor material widely used in electronic and optoelectronic applications. While experimental measurements of the phonon-assisted absorption coefficient of SiC across its indirect gap have…

Mesoscale and Nanoscale Physics · Physics 2023-04-12 Xiao Zhang , Emmanouil Kioupakis

Basic vacancy defects in twodimensional silicon carbide (2D-SiC) are examined by means of density functional theory calculations to explore their magneto-optical properties as well as their potential in quantum technologies. In particular,…

Point defects in silicon carbide (SiC), particularly the negatively-charged silicon vacancy ($\mathrm{V_{Si}^{-}}$) in 4H-SiC, are leading candidates for scalable quantum technologies due to their favorable spin-optical properties and…

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