Non-adiabatic small polaron hopping transport above metal-like to insulator transition in the vacant 3d-orbital Tb2Ti2O7 pyrochlore oxide
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-020-04732-6
Abstract: We report the validity of Mott variable range hopping (VRH) conduction mechanism and small polaron hopping in Tb2Ti2O7 in the temperature range 603–803 K. The temperature-dependent resistivity data are in good agreement with Mott 3d… read more here.
Keywords: mechanism; polaron; polaron hopping; usepackage ... See more keywords
Electronic structure and electrical conduction by polaron hopping mechanism in A2LuTaO6 (A= Ba, Sr, Ca) double perovskite oxides
Sign Up to like & getrecommendations! Published in 2017 at "Ceramics International"
DOI: 10.1016/j.ceramint.2017.05.156
Abstract: Abstract Impedance spectroscopy has been applied to explore electrical properties of polycrystalline double perovskite oxides A 2 LuTaO 6 (A = Ba, Sr, Ca; ALT). The phase purity and microstructural analysis of the samples are… read more here.
Keywords: mechanism; polaron hopping; double perovskite; electrical conduction ... See more keywords
Intermolecular Charge Transfer Parameters, Electron–Phonon Couplings, and the Validity of Polaron Hopping Models in Organic Semiconducting Crystals: Rubrene, Pentacene, and C60
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.7b00618
Abstract: We evaluate the validity of the commonly assumed polaron hopping model for some of the most popular organic semiconductors, rubrene, pentacene, and C60. This model is based on the assumption that the charge carrier is… read more here.
Keywords: polaron hopping; charge; intermolecular charge; pentacene c60 ... See more keywords
Unconventional Substitution for BiVO4 to Enhance Photoelectrocatalytic Performance by Accelerating Polaron Hopping.
Sign Up to like & getrecommendations! Published in 2023 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c23169
Abstract: Bismuth vanadate (BiVO4) as a fascinating semiconductor for photoelectrocatalytic (PEC) water oxidation with suitable band gap (Eg) has been limited by the issue of poor separation and transportation of charge carriers. Herein, we propose an… read more here.
Keywords: polaron hopping; unconventional substitution; bivo4; polaron ... See more keywords