Visualizing Ultrafast Defect‐Controlled Interlayer Electron–Phonon Coupling in Van der Waals Heterostructures
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202106955
Abstract: Engineering ultrafast interlayer coupling provides access to new quantum phenomena and novel device functionalities in atomically thin van der Waals heterostructures. However, due to all the atoms of a monolayer material being exposed at the… read more here.
Keywords: electron phonon; van der; der waals; waals heterostructures ... See more keywords
Manipulating Electron‐Phonon Coupling for Efficient Tin Halide Perovskite Blue LEDs
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Materials"
DOI: 10.1002/adma.202413895
Abstract: Low‐dimensional perovskites have opened up a new frontier in light‐emitting diodes (LED) due to their excellent properties. However, concerns regarding the potential toxicity of Pb limited their commercial development. Sn‐based perovskites are regarded as a… read more here.
Keywords: perovskite blue; phonon coupling; electron phonon; blue leds ... See more keywords
Fundamental Limits on the Electron‐Phonon Coupling and Superconducting Tc
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DOI: 10.1002/adma.202507013
Abstract: Fundamental upper bounds on the electron‐phonon interaction strength and superconducting transition temperature Tc in metals are established based on the intrinsic instability of the equilibrium between electrons and the crystal lattice under strong interaction. This… read more here.
Keywords: phonon; limits electron; coupling superconducting; phonon coupling ... See more keywords
Giant Enhancement of Electron–Phonon Coupling in Dimensionality‐Controlled SrRuO3 Heterostructures
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DOI: 10.1002/advs.202300012
Abstract: Electrons in crystals interact closely with quantized lattice degree of freedom, determining fundamental electrodynamic behaviors and versatile correlated functionalities. However, the strength of the electron–phonon interaction is so far determined as an intrinsic value of… read more here.
Keywords: giant enhancement; phonon coupling; electron; electron phonon ... See more keywords
Strong Electron-Phonon Coupling Mediates Carrier Transport in BiFeO3.
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DOI: 10.1002/advs.202301057
Abstract: The electron-phonon interaction is known as one of the major mechanisms determining electrical and thermal properties. In particular, it alters the carrier transport behaviors and sets fundamental limits to carrier mobility. Establishing how electrons interact… read more here.
Keywords: electron phonon; carrier transport; carrier;
Suppressing the Electron–Phonon Coupling in 2D Perovskite Cs3Sb2I9 for Lead‐Free Indoor Photovoltaics
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DOI: 10.1002/advs.202509281
Abstract: Antimony‐based perovskite‐inspired materials (Sb‐PIMs) are promising lead‐free candidates for indoor photovoltaic application. Cs3Sb2I9, in particular, with a ≈2.0 eV bandgap, is ideal for harvesting indoor white light. However, solution‐processed Sb‐PIMs preferentially crystallize into thermodynamically stable… read more here.
Keywords: suppressing electron; phonon coupling; lead free; electron phonon ... See more keywords
Experimental Evidence of Electron‐enhanced Interfacial Thermal Conductance Through Two‐Dimensional Electron Gas
Sign Up to like & getrecommendations! Published in 2025 at "Advanced Electronic Materials"
DOI: 10.1002/aelm.202400931
Abstract: It has been a persistent challenge to experimentally distinguish the contribution of electron‐phonon coupling on interfacial thermal conductance from phonon‐dominated pathways. The LaAlO3/SrTiO3 (LAO/STO) interface offers a unique platform to address this, at which two‐dimensional… read more here.
Keywords: phonon; electron phonon; interfacial thermal; thermal conductance ... See more keywords
Tailoring the Electron and Phonon Transport in Metavalently Bonded GeTe by Stepwise Doping
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DOI: 10.1002/aenm.202405178
Abstract: The intertwining between thermal and electrical transport poses significant challenges to enhancing thermoelectric performance. Chemical doping with a single element often can optimize one of the parameters yet may deteriorate others, restricting the upper limit… read more here.
Keywords: phonon transport; transport; electron phonon; bonded gete ... See more keywords
Diagram of the Critical Temperature—Nernst Temperature for the Superconductivity Induced by Modified Electron-Phonon Interaction
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Superconductivity and Novel Magnetism"
DOI: 10.1007/s10948-017-4171-9
Abstract: We have taken into consideration the Eliashberg equations based on the electron-phonon and the electron-electron-phonon interaction. It has been shown that the Eliashberg equations set generalizes the model based on the canonical transformation, which for… read more here.
Keywords: temperature nernst; temperature; critical temperature; electron phonon ... See more keywords
Electron–Phonon Scattering in AlAs and Its Response to Hydrostatic Pressure
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DOI: 10.1007/s11664-018-6651-5
Abstract: We perform first principles calculations to predict the electron–phonon (e–ph) scattering rates in AlAs and their dependence on phonon modes at energies close to the conduction band minima (CBM), as well as high into the… read more here.
Keywords: pressure; electron phonon; phonon; phonon scattering ... See more keywords
Sensitivity of Thermoelectric Properties from the EPA Method and Its Variants on Variations in Phonon Frequencies
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DOI: 10.1007/s11664-019-07861-9
Abstract: The electron–phonon coupling phenomenon is an important scattering source of charge carriers in thermoelectric materials. As the result, consideration of the scattering mechanism due to electron–phonon coupling is an essential part of the first-principles prediction… read more here.
Keywords: electron phonon; thermoelectric properties; epa method; phonon frequencies ... See more keywords