Optical Gating of Graphene on Photoconductive Fe:LiNbO3

J Gorecki, V Apostolopoulos, JY Ou, S Mailis… - ACS …, 2018 - ACS Publications
… ’s charge transport properties by virtue of an Fe:LiNbO 3light-induced changes of graphene
sheet resistivity as high … uniformly using a low-intensity broadband light source (1 mW/…

A polaron approach to photorefractivity in Fe: LiNbO3

L Vittadello, M Bazzan, A Danielyan… - Journal of Physics …, 2018 - iopscience.iop.org
Lithium niobate (LiNbO 3 , LN) is often taken as a paradigm for light induced charge
transport … to control those phenomena due to the high cw light intensities obtained in wave-guiding …

The elusive role of NbLi bound polaron energy in hopping charge transport in Fe: LiNbO3

L Guilbert, L Vittadello, M Bazzan… - Journal of Physics …, 2018 - iopscience.iop.org
… In the present work we study the role of the bound polaron DSE on the hopping transport in
Fe:LN. The time decays of light-induced polaron populations in three different Fe:LN samples …

Light-induced dynamics of liquid-crystalline droplets on the surface of iron-doped lithium niobate crystals

A Sterle, L Cmok, N Sebastián, A Mertelj… - Optical Materials …, 2023 - opg.optica.org
We investigated the effect of a photovoltaic field generated on the surface of iron-doped
lithium niobate crystals on sessile droplets of a ferroelectric nematic liquid crystalline and a …

[HTML][HTML] Small Polaron Hopping in Fe:LiNbO3 as a Function of Temperature and Composition

L Vittadello, M Bazzan, S Messerschmidt, M Imlau - Crystals, 2018 - mdpi.com
… in charge transport in Fe-doped congruent lithium niobate is … by means of light-induced
transient absorption spectroscopy. … -intensity optical interaction and for recording of high fidelity …

Theory of the photovoltaic and light-induced effects in multiferroics

B Mettout, P Tolédano - Emerging Photovoltaic Materials …, 2019 - Wiley Online Library
transfer between photons and electrons, and by the third-rank … multiferroic materials worked
out in LiNbO3 [12], KBiFe2O5 [… depend linearly on the light intensity correspond only to a first …

Effect of In3+ concentration on the photorefraction and scattering properties in In: Fe: Cu: LiNbO3 crystals at 532 nm wavelength

S Luo, Q Meng, J Wang, X Sun - Optics Communications, 2016 - Elsevier
… and suppress the light-induced scattering of LiNbO 3 crystals … , In 3+ ions do not participate
in the charge transport process … light intensity (I S ) to the incident light intensity (I I ). And the …

Generation of regular optical patterns and photonic structures by a single Gaussian beam in a photorefractive LiNbO3: Fe crystal

L Tsarukyan, A Badalyan, F Devaux, M Chauvet… - Optics …, 2021 - Elsevier
… is explained with the light-induced complex refractive index … have been observed for light
intensities range of 10 3 ÷ 5 × 10 7 W… hopping charge transport mechanism in LN:Fe crystal can …

Electrical and photogalvanic properties of Fe: LiNbO3 thin films fabricated by ion slicing

G Grazian - thesis.unipd.it
… the drift mobility of the light-induced carriers in the material … a thin film of Fe:LiNbO3 in terms
of charge transport and this is … We performed a calibration of the light intensity as a function …

Photo‐Induced Electric Field Effects on Water Droplets Generated in a LiNbO3 Opto‐Microfluidic Platform

G Bragato, A Zaltron, M Zanardi… - Advanced Materials …, 2024 - Wiley Online Library
… is employed to generate light-induced photovoltaic fields, which … The one-center charge
transport model developed by … of the Fe:LN sample and on the illumination intensity (Equation (3)…