Crossover from nonthermal to thermal photoluminescence from metals excited by ultrashort light pulses

Y Sivan, IW Un, I Kalyan, KQ Lin, JM Lupton, S Bange - ACS nano, 2023 - ACS Publications
Photoluminescence from metal nanostructures following intense ultrashort illumination is a
fundamental aspect of light–matter interactions. Surprisingly, many of its basic …

Electronic-based model of the optical nonlinearity of low-electron-density Drude materials

IW Un, S Sarkar, Y Sivan - Physical Review Applied, 2023 - APS
Low-electron-density Drude (LEDD) materials such as indium tin oxide (ITO) are receiving
considerable attention for their combination of CMOS compatibility, unique epsilon-near …

Electronic and thermal response of low-electron-density drude materials to ultrafast optical illumination

S Sarkar, IW Un, Y Sivan - Physical Review Applied, 2023 - APS
Many low-electron-density Drude (LEDD) materials such as transparent conductive oxides
or nitrides have recently attracted interest as alternative plasmonic materials and extremely …

Photoinduced control of ferroelectricity in hybrid-improper ferroelectric superlattices

L Gao, C Paillard, L Bellaiche - Physical Review B, 2023 - APS
We reveal a photoinduced control of ferroelectricity in hybrid-improper ferroelectric
superlattices, using ab initio theory. Along with a notable photostriction effect, thermalized …

Probing carrier and phonon transport in semiconductors all at once through frequency-domain photoreflectance

Q Song, S Warkander, SC Huberman - Physical Review Applied, 2024 - APS
Semiconductor devices favor high carrier mobility for reduced Joule heating and high
thermal conductivity for rapid heat dissipation. The ability to accurately characterize the …

Étude théorique de l'émission de lumière par une assemblée d'émetteurs thermalisés dans un résonateur

A Loirette - 2023 - pastel.hal.science
Le contrôle des propriétés de l'émission de lumière (taux d'émission spontanée, spectre,
directivité, polarisation…) est aux cœur de nombreuses applications actuelles. Une …

Application of Game Equilibrium Theory and Algorithm in Modern Talent Training Model

K Kang - EAI International Conference, BigIoT-EDU, 2022 - Springer
With the advent of the information society in the 21st century, colleges and universities, as
the training base of various senior talents required by the society, are facing new challenges …