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Dergiler / El-Cezeri / 2026 / Cilt: 10 Sayı: 2

The Impact of Hydrostatic Pressure on Thermal Conductivity of Nanostructured Bi

Tahseen A. Husain(university of raparin)0000-0003-4008-7019
Ibrahim Qader(University of Raparin)0000-0003-1167-3799
Sayfa
208–221
Yayın Tarihi
2023-05-31
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⚡ TL;DR(1 Cümlede Hızlı Çıkarım)

Melting temperature, mass density, unit cell volume, mean bond length, lattice parameter, group velocity, and longitudinal and transverse Debye temperature for all transverse and longitudinal modes were calculated for each NW diameter mentioned.

📌 3 Maddede Bu Makale

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Amaç & Hipotez:In this study, a simulation of theoretical calculation of Lattice thermal conductivity of Bismuth bulk and nanowires with diameters of 98, 115, and 327 nm in the temperature range of 10 ‒ 300 K and pressure range of 0 ‒ 1.6 GPa was investigated.
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Temel Bulgular & Veri:These calculations were achieved by using the Morelli Callaway model and the Clapeyron equation that both longitudinal and transverse modes are taken into account.
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Sonuç & Katkı:Melting temperature, mass density, unit cell volume, mean bond length, lattice parameter, group velocity, and longitudinal and transverse Debye temperature for all transverse and longitudinal modes were calculated for each NW diameter mentioned.
🔬Tür:Modelleme & Sayısal Simülasyon
📍Kapsam:Genişletilmiş Akademik Örneklem
⚙️Değişkenler:Callaway model · Lattice thermal conductivity · Hydrostatic Pressure

Özet

In this study, a simulation of theoretical calculation of Lattice thermal conductivity of Bismuth bulk and nanowires with diameters of 98, 115, and 327 nm in the temperature range of 10 ‒ 300 K and pressure range of 0 ‒ 1.6 GPa was investigated. These calculations were achieved by using the Morelli Callaway model and the Clapeyron equation that both longitudinal and transverse modes are taken into account. Melting temperature, mass density, unit cell volume, mean bond length, lattice parameter, group velocity, and longitudinal and transverse Debye temperature for all transverse and longitudinal modes were calculated for each NW diameter mentioned.

Abstract

In this study, a simulation of theoretical calculation of Lattice thermal conductivity of Bismuth bulk and nanowires with diameters of 98, 115, and 327 nm in the temperature range of 10 ‒ 300 K and pressure range of 0 ‒ 1.6 GPa was investigated. These calculations were achieved by using the Morelli Callaway model and the Clapeyron equation that both longitudinal and transverse modes are taken into account. Melting temperature, mass density, unit cell volume, mean bond length, lattice parameter, group velocity, and longitudinal and transverse Debye temperature for all transverse and longitudinal modes were calculated for each NW diameter mentioned.

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Bu Makaleye Atıf Yap

Husain, T. A., Qader, I. (2023). The Impact of Hydrostatic Pressure on Thermal Conductivity of Nanostructured Bi. El-Cezeri, Cilt: 10 Sayı: 2, 208–221. https://doi.org/10.31202/ecjse.1123146

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Kaynakça (3)

  1. . Cornelius T. W. and Toimil-Molares M. E., "Finite-and quantum-size effects of bismuth nanowires". Intech: Rijeka, Croatia, 2010.
  2. . Nag S., Saini A., Singh R. and Kumar R., "Ultralow lattice thermal conductivity and anisotropic thermoelectric performance of AA stacked SnSe bilayer", Applied Surface Science, 2020, 512: 145640.
  3. . Mamand S. M. and Omar M. S., "Effect of Parameters on Lattice Thermal Conductivity in Germanium Nanowires", Advanced Materials Research, 2014, 832: 33-38.