2025
Hotspot and nonequilibrium thermal transport in AlGaN/GaN FinFET: A coupled electron-phonon Monte Carlo simulation study
Hu B, Wang Z, Xu K, Tang D. Hotspot and nonequilibrium thermal transport in AlGaN/GaN FinFET: A coupled electron-phonon Monte Carlo simulation study. International Journal Of Heat And Mass Transfer 2025, 241: 126679. DOI: 10.1016/j.ijheatmasstransfer.2025.126679.Peer-Reviewed Original ResearchNonequilibrium thermal transportThermal transportAlGaN/GaN FinFETsPolar optical scatteringElectron-phonon scatteringThermal transport processesPrimary phonon modesFirst-principles calculationsSevere self-heating effectPhonon modesStrong nonequilibriumEmission processMonte Carlo simulationsEnergy dissipation processIntermediate stateDissipative processesOptical scatteringSelf-heating effectCarlo simulationsTransport processesDissipation timeScatteringPeak temperature riseCoupling effectComplex transport mechanismsTemperature Dependence of Electrical Properties of Ammonothermal GaN
Shen L, Li T, Ren G, Xie K, Lu W, Zhou H, Xu K. Temperature Dependence of Electrical Properties of Ammonothermal GaN. Physica Status Solidi (a) – Applications And Materials Science 2025, 222 DOI: 10.1002/pssa.202400832.Peer-Reviewed Original ResearchPolar optical phonon scatteringOptical phonon scatteringIonized impurity scatteringImpurity scatteringPhonon scatteringImpurity concentrationScattering mechanismsTemperature dependenceScattering effectsExperimentally measured valuesScatteringAmmonothermal methodLow temperaturesTemperature rangeCalculated valuesRoom temperatureElectrical propertiesMeasured valuesTemperatureGaN.High temperatureImpuritiesGaN
2023
Structure and Cathodoluminescence Properties in Tb3+ and Eu3+ Doped AlN Films
Luo X, Wang X, Meng H, Chen H, Zeng X, Gao X, Mao H, Xu K. Structure and Cathodoluminescence Properties in Tb3+ and Eu3+ Doped AlN Films. Physica Status Solidi (a) – Applications And Materials Science 2023, 221 DOI: 10.1002/pssa.202300625.Peer-Reviewed Original ResearchAlN filmsTb 3Non-radiative resonant energy transferEu 3Cathodoluminescence propertiesX-ray diffractionResonant energy transferEnergy transfer mechanismInternal compressive stressIon implantationChromaticity coordinatesRaman scatteringColor temperatureEnergy transferFilmsTransfer mechanismScatteringCrystal structureTb3Dose ratioFirst timeCompressive stressDiffractionAlN hostProperties
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply