2025
Temperature 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
2024
Optical characterization of GaN:Eu microcrystals grown by the ammonothermal method
Xie K, Li T, Ren G, Wang L, Lu W, Shen L, Zhou H, Xu K. Optical characterization of GaN:Eu microcrystals grown by the ammonothermal method. Journal Of Alloys And Compounds 2024, 1008: 176776. DOI: 10.1016/j.jallcom.2024.176776.Peer-Reviewed Original ResearchGlow discharge mass spectrometryTime-resolved photoluminescenceLuminescent sitesPhotoluminescence excitationScanning electron microscopyEu3+ ionsExposed crystal facesEnergy transfer processAmmonothermal methodCharacteristic luminescenceLuminescence propertiesWurtzite crystal structureO2- ionsCrystal structureExcitation wavelengthMass spectrometryCrystal facesLuminescenceEu concentrationMicrocrystalsLuminescence peakPhotoluminescenceTransfer processOptical characterizationEu0Study on Raman scattering spectroscopy of Mn-doped GaN grown by the ammonothermal method
Lu W, Li T, Ren G, Xia Z, Xie K, Li S, Shen L, Xu K. Study on Raman scattering spectroscopy of Mn-doped GaN grown by the ammonothermal method. CrystEngComm 2024, 26: 2166-2171. DOI: 10.1039/d4ce00093e.Peer-Reviewed Original ResearchRaman scattering spectroscopyValence stateGlow discharge mass spectrometryValence state of MnAmmonothermal methodX-ray photoelectron spectroscopyStates of MnGaN crystalsDoping of MnInteraction potential energyRaman scattering spectraDoping of MgPhotoelectron spectroscopyMn 2+Mn-doped GaNMass spectrometryMn 3X-rayScattering spectroscopyCrystalUnintentional dopingSpectroscopyPotential energyValenceGaN
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