Layer-by-layer structured nanocomposite deposits from plasma-synthesized organosilicon nanoparticles and organosilicon nanoparticles decorated with Ag nanoparticles by taking advantage of cyclic nanoparticle formation in Ar/HMDSO reactive plasmas

Autor: Rémi Bérard, Vincent Garofano, Christine Joblin, Luc Stafford, Kremena Makasheva

Publikováno v: Frontiers in Nanotechnology, Vol 6 (2024)

Rational engineering of thin nanocomposite layers, deposited in reactive plasmas, requires knowledge on the plasma behavior in order to produce multifunctional deposits with tailored properties (structural, optical, electrical, etc.) This work presen

Externí odkaz: https://doaj.org/article/6397bd28ebdd43dcb5923edd172ecc5d

Impact of Metals on (Star)Dust Chemistry: A Laboratory Astrophysics Approach

Autor: Rémi Bérard, Kremena Makasheva, Karine Demyk, Aude Simon, Dianailys Nuñez Reyes, Fabrizio Mastrorocco, Hassan Sabbah, Christine Joblin

Publikováno v: Frontiers in Astronomy and Space Sciences, Vol 8 (2021)

Laboratory experiments are essential in exploring the mechanisms involved in stardust formation. One key question is how a metal is incorporated into dust for an environment rich in elements involved in stardust formation (C, H, O, Si). To address ex

Externí odkaz: https://doaj.org/article/aa8f978869e14a37a11e11ec7051f1af

Influence of dielectric layer thickness on charge injection, accumulation and transport phenomena in thin silicon oxynitride layers: a nanoscale study

Autor: F Mortreuil, Kremena Makasheva, Gilbert Teyssedre, Laurent Boudou, Christina Villeneuve-Faure

Publikováno v: Nanotechnology
Nanotechnology, Institute of Physics, 2021, 32 (6), pp.065706. ⟨10.1088/1361-6528/abc38a⟩

Charge injection and retention in thin dielectric layers remain critical issues due to the great number of failure mechanisms they inflict. Achieving a better understanding and control of charge injection, trapping and transport phenomena in thin die

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3fd9d195ba650b17454d0b1257a4987c
https://hal.archives-ouvertes.fr/hal-02974746

Plasmon induced enhancement of the electroluminescence signal of thin insulating polypropylene films

Autor: Gilbert Teyssedre, Kremena Makasheva, Adriana Scarangella, L. Montanari

Publikováno v: 2020 IEEE 20th International Conference on Nanotechnology (IEEE-NANO)
2020 IEEE 20th International Conference on Nanotechnology (IEEE-NANO), Jul 2020, Montreal (Virtual), Canada. pp.44-47, ⟨10.1109/NANO47656.2020.9183435⟩

International audience; Chemical defects are of deleterious nature for the electrical properties of insulating polymers and can largely degrade their performance. Although these defects usually leave spectroscopic signatures in terms of characteristi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5178607a68f7d26ba1b83d21b7f1c73e
https://hal.archives-ouvertes.fr/hal-02940243/document

Rational Engineering of the Dielectric Properties of Thin Silica Layers with a Single Plane of AgNPs

Autor: Kremena Makasheva, Laurent Boudou, Mohamed Belhaj, S. Dadouch, Gilbert Teyssedre, C. Rigoudy

Publikováno v: IEEE Internat. Conf. on Dielectrics (ICD), Valencia, Spain, 5-9 July 2020
IEEE Internat. Conf. on Dielectrics (ICD), Valencia, Spain, 5-9 July 2020, Jul 2020, Valencia, Spain. pp. 205-208
HAL

International audience; Interface properties of dielectrics are of outmost importance when dealing with phenomena as charge injection or secondary electron emission. When the dielectric thickness scales down to the nm range, a deviation from the bulk

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eededf28e72d499794333999a89707ae
https://hal.archives-ouvertes.fr/hal-03003165/file/ICD-2020-ID1235.pdf