Dielectric permittivity, conductivity and breakdown field of hexagonal boron nitride oleh A Pierret, D Mele, H Graef, J Palomo, T Taniguchi, K Watanabe, Y Li, B Toury, C Journet, P Steyer, V Garnier, A Loiseau, J-M Berroir, E Bocquillon, G Fève, C Voisin, E Baudin, M Rosticher, B Plaçais