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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Garnier, V.
Institut National des Sciences Appliquées de Lyon
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (18/18 displayed)
- 2024Benchmarking the integration of hexagonal boron nitride crystals and thin films into graphene-based van der Waals heterostructurescitations
- 2022Dielectric permittivity, conductivity and breakdown field of hexagonal boron nitridecitations
- 2021Robocasting of highly porous ceramics scaffolds with hierarchized porositycitations
- 2021How Investigators Can Answer More Complex Questions About Assess Concrete Strength and Lessons to Draw from a Benchmarkcitations
- 2019Mechanical, thermal and electrical properties of nanostructured CNTs/SiC compositescitations
- 2019Fabrication of Y6MoO12 molybdate ceramics: From synthesis of cubic nano-powder to sinteringcitations
- 2018Mechanical, thermal and electrical properties of nanostructured CNTs/SiC compositescitations
- 2018Non Destructive Evaluation of the durability and damages of concrete in nuclear power plant
- 2018Surface damage on polycrystalline $beta$-SiC by xenon ion irradiation at high fluencecitations
- 2018Room temperature plasticity and phase transformation of nanometer-sized transition alumina nanoparticles under pressurecitations
- 2015Effects of carbon and oxygen on the spark plasma sintering additive-free densification and on the mechanical properties of nanostructured SiC ceramicscitations
- 2014Effect of solid particle impact on light transmission of transparent ceramics: Role of the microstructurecitations
- 2014Multiphase composites obtained by sintering reaction of boehmite and zircon part I: Development and microstructural characterization
- 2014Elaboration and characterization of multiphase composites obtained by reaction sintering of boehmite and zircon
- 2012Pressure-less spark plasma sintering effect on non-conventional necking process during the initial stage of sintering of copper and aluminacitations
- 2011Spark plasma sintering kinetics of pure α-aluminacitations
- 2011A comparative study of TiN and TiC: Oxidation resistance and retention of xenon at high temperature and under degraded vacuumcitations
- 2010Kinetics of mullite formation in zircon and boehmite mixturecitations
Places of action
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article
Dielectric permittivity, conductivity and breakdown field of hexagonal boron nitride
Abstract
<jats:title>Abstract</jats:title><jats:p>In view of the extensive use of hexagonal boron nitride (hBN) in 2D material electronics, it becomes important to refine its dielectric characterization in terms of low-field permittivity and high-field strength and conductivity up to the breakdown voltage. The present study aims at filling this gap using DC and RF transport in two Au-hBN-Au capacitor series of variable thickness in the 10–100 nm range, made of large high-pressure, high-temperature (HPHT) crystals and a polymer derivative ceramics (PDC) crystals. We deduce an out-of-plane low field dielectric constant <jats:italic>ϵ</jats:italic><jats:sub>∥</jats:sub> = 3.4 ± 0.2 consistent with the theoretical prediction of Ohba <jats:italic>et al</jats:italic>, that narrows down the generally accepted window <jats:italic>ϵ</jats:italic><jats:sub>∥</jats:sub> = 3–4. The DC-current leakage at high-field is found to obey the Frenkel-Pool law for thermally-activated trap-assisted electron transport with a dynamic dielectric constant <jats:italic>ϵ</jats:italic><jats:sub>∥</jats:sub> ≃ 3.1 and a trap energy Φ<jats:sub><jats:italic>B</jats:italic></jats:sub> ≃ 1.3 eV, that is comparable with standard technologically relevant dielectrics.</jats:p>