Modulation of interfacial charge dynamics of semiconductor heterostructures for advanced photocatalytic applications
Sign Up to like & getrecommendations! Published in 2021 at "Coordination Chemistry Reviews"
DOI: 10.1016/j.ccr.2021.213876
Abstract: Abstract As a topic of intensive research interest for decades, photocatalysis using semiconductor heterostructures holds the potential to satisfy global energy demand, reduce greenhouse effect and accomplish environmental remediation. This burgeoning technology has quickly become… read more here.
Keywords: dynamics semiconductor; semiconductor heterostructures; interfacial charge; charge ... See more keywords
A space charge dynamics based model for lifetime evaluation of insulating polymers
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2020.104393
Abstract: Abstract To explain the generally observed and applied electric field dependent lifetime of insulating polymers, a model based on space charge dynamics has been proposed. Electric field strength affects trapping and detrapping coefficients, then the… read more here.
Keywords: space charge; charge dynamics; field; charge ... See more keywords
In-Depth Exploration of the Charge Dynamics in Surface-Passivated ZnO Nanowires
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.0c04199
Abstract: One-dimension ZnO nanowires (NWs) are widely used in many optoelectronic devices owing to their high optical transparency and excellent electron-transporting property. Unfortunately, there are various shallow-level and deep-level states in ZnO NWs, which usually act… read more here.
Keywords: zno nws; charge dynamics; zno; charge ... See more keywords
Charge Dynamics in TiO2/MXene Composites
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.1c01543
Abstract: Metal–semiconductor heterostructures are believed to improve hot-electron injection efficiency and influence the photocatalytic performance. Understanding the carrier dynamics at the heterostructur... read more here.
Keywords: dynamics tio2; chemistry; charge dynamics; tio2 mxene ... See more keywords
Influence of Dye Sensitizers on Charge Dynamics in SnO2 Nanoparticles Probed with THz Spectroscopy
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.9b11024
Abstract: Using dye-sensitized water-splitting photoelectrochemical cells is a promising way to satisfy an increasing demand for energy without significant production of greenhouse gases. These cells commonl... read more here.
Keywords: dye sensitizers; charge dynamics; influence dye; dynamics sno2 ... See more keywords
Exciton-to-Charge Dynamics Driven by the Nonuniform Polymer Packing at Donor/Acceptor Interfaces
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.9b11575
Abstract: Although the encouraging power conversion efficiency of over 15% has been achieved for polymer solar cells (PSCs), the details of exciton-to-charge dynamics and the corresponding energy loss are ye... read more here.
Keywords: nonuniform polymer; charge dynamics; driven nonuniform; exciton charge ... See more keywords
Charge Dynamics of a CuO Thin Film on Picosecond to Microsecond Timescales Revealed by Transient Absorption Spectroscopy
Sign Up to like & getrecommendations! Published in 2023 at "ACS Applied Materials & Interfaces"
DOI: 10.1021/acsami.2c22595
Abstract: Understanding the mechanism of charge dynamics in photocatalysts is the key to design and optimize more efficient materials for renewable energy applications. In this study, the charge dynamics of a CuO thin film are unraveled… read more here.
Keywords: spectroscopy; charge dynamics; transient absorption; absorption ... See more keywords
Confinement Effects and Charge Dynamics in Zn3N2 Colloidal Quantum Dots: Implications for QD-LED Displays
Sign Up to like & getrecommendations! Published in 2019 at "ACS Applied Nano Materials"
DOI: 10.1021/acsanm.9b01714
Abstract: Zinc nitride (Zn3N2) colloidal quantum dots are composed of nontoxic, low-cost, and earth-abundant elements. The effects of quantum confinement on the optical properties and charge dynamics of these dots are studied using steady-state optical characterization… read more here.
Keywords: charge dynamics; led displays; colloidal quantum; quantum dots ... See more keywords
Surface charge dynamics in photosynthetic membranes and the structural consequences
Sign Up to like & getrecommendations! Published in 2017 at "Nature Plants"
DOI: 10.1038/nplants.2017.20
Abstract: The strict stacking of plant photosynthetic membranes into granal structures plays a vital role in energy conversion. The molecular forces that lead to grana stacking, however, are poorly understood. Here we evaluate the interplay between… read more here.
Keywords: dynamics photosynthetic; surface charge; charge dynamics; membranes structural ... See more keywords
Petahertz charge dynamics in a correlated organic superconductor.
Sign Up to like & getrecommendations! Published in 2022 at "Faraday discussions"
DOI: 10.1039/d2fd00004k
Abstract: We report an observation of stimulated emission induced by a nearly single-cycle 6 fs near infrared electric field of 10 MV cm-1 in an organic superconductor (κ-(h-ET)2Cu[N(CN)2]Br). The stimulated emission is attributed to a non-linear… read more here.
Keywords: superconductor; charge dynamics; dynamics correlated; organic superconductor ... See more keywords
First-principles study of interfacial features and charge dynamics between spiro-MeOTAD and photoactive lead halide perovskites.
Sign Up to like & getrecommendations! Published in 2023 at "Chemical communications"
DOI: 10.1039/d3cc00960b
Abstract: The main stability and performance issues of perovskite solar cells arise from the interfaces between the perovskite and the hole transport material. Here we address these interface issues by means of state-of-the-art first-principles calculations, providing… read more here.
Keywords: features charge; charge dynamics; study interfacial; principles study ... See more keywords