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RISAbsorption Spectra and Electron Vibration Coupling of Ti:Sapphire From First Principles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Firstprinciples calculations are performed to study the absorption spectra and electronvibration coupling of titaniumdoped sapphire (Ti:Al2O3). Geometry optimization shows a local structure relaxation after the doping of ...
Accelerated Prediction of Photon Transport in Nanoparticle Media Using Machine Learning Trained With Monte Carlo Simulations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Monte Carlo simulations for photon transport are commonly used to predict the spectral response, including reflectance, absorptance, and transmittance in nanoparticle laden media, while the computational cost could be high. ...
First Principles and Finite Element Predictions of Radiative Properties of Nanostructure Arrays: Single Walled Carbon Nanotube Arrays
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Recent advances in nanofabrication technology have facilitated the development of arrays of nanostructures in the classical or quantum confinement regime, e.g., singlewalled carbon nanotube (SWCNT) arrays with longrange ...
Ultraviolet Resistant Colored Radiative Cooling Paints for Robust Outdoor Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Radiative cooling (RC) paint provides passive cooling by reflecting sunlight and emitting thermal radiation through the sky window to deep space. To maximize solar reflectance, radiative cooling paints are often ...
Quantifying Uncertainty in Multiscale Heat Conduction Calculations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In recent years, there has been interest in employing atomistic computations to inform macroscale thermal transport analyses. In heat conduction simulations in semiconductors and dielectrics, for example, classical molecular ...
Effect of Particle Size and Aggregation on Thermal Conductivity of Metal–Polymer Nanocomposite
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Metal nanoparticle has been a promising option for fillers in thermal interface materials due to its low cost and ease of fabrication. However, nanoparticle aggregation effect is not well understood because of its complexity. ...
A Review of Artificial Intelligence-Driven Approaches for Nanoscale Heat Conduction and Radiation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Heat conduction and radiation are two of the three fundamental modes of heat transfer, playing a critical role in a wide range of scientific and engineering applications ranging from energy systems to materials ...
Energy Impact of Radiative Cooling Paints in Warehouses Under Various United States Climates
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Abstract. Although radiative cooling research is widely found in the literature, no comprehensive study has yet been conducted on the impact of novel radiant cooling (>0.91 reflectance) on the energy efficiency of warehouses. ...
Defect Induced Mechanical Mode Splitting in Carbon Nanotube Resonators
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work examines the impact of defects on the resonant response of singlewall carbon nanotube (CNT) resonators using classical molecular dynamics (MD) simulations. The work demonstrates that the presence of defects in ...
Mode Wise Thermal Conductivity of Bismuth Telluride
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Thermal properties and transport control are important for many applications, for example, low thermal conductivity is desirable for thermoelectrics. Knowledge of modewise phonon properties is crucial to identify dominant ...