Enhanced quantum dot spontaneous emission with multilayer metamaterial nanostructures

L Li, W Wang, TS Luk, X Yang, J Gao - ACS photonics, 2017 - ACS Publications
The Purcell effect of quantum dot (QD) spontaneous emission with Ag-SiO2 multilayer
metamaterial nanostructures has been demonstrated in experiment and simulation. A …

Nonlocal effective medium analysis in symmetric metal-dielectric multilayer metamaterials

L Sun, Z Li, TS Luk, X Yang, J Gao - Physical Review B, 2015 - APS
The optical nonlocality in symmetric metal-dielectric multilayer metamaterials is theoretically
and experimentally investigated with respect to transverse-magnetic-polarized incident light …

Nonlocal effective-medium theory for periodic multilayered metamaterials

Z Wen, H Xu, W Zhao, Z Zhou, X Li, S Li, J Zhou… - Journal of …, 2021 - iopscience.iop.org
Spatial-dispersion (nonlocal) effects are non-negligible in periodic multilayered
metamaterials under certain specific conditions, which cannot be completely understood …

Optical bandgap control in Al2O3/TiO2 heterostructures by plasma enhanced atomic layer deposition: Toward quantizing structures and tailored binary oxides

P Paul, MG Hafiz, P Schmitt, C Patzig, F Otto… - … Acta Part A: Molecular …, 2021 - Elsevier
Atomically thin heterostructures and superlattices are promising candidates for various
optoelectronic and photonic applications. Different combinations of Al 2 O 3/TiO 2 …

Analysis of nonlocal effective permittivity and permeability in symmetric metal–dielectric multilayer metamaterials

L Sun, X Yang, J Gao - Journal of Optics, 2016 - iopscience.iop.org
A generalized nonlocal effective medium theory is derived based on the transfer-matrix
method to determine the nonlocal effective permittivity and permeability for the symmetric …

Semiconductor hyperbolic metamaterials at the quantum limit

I Montaño, S Campione, JF Klem, TE Beechem… - Scientific Reports, 2018 - nature.com
We study semiconductor hyperbolic metamaterials (SHMs) at the quantum limit
experimentally using spectroscopic ellipsometry as well as theoretically using a new …

Diffraction-free optical beam propagation with near-zero phase variation in extremely anisotropic metamaterials

L Sun, X Yang, W Wang, J Gao - Journal of Optics, 2015 - iopscience.iop.org
Extremely anisotropic metal-dielectric multilayer metamaterials are designed to have the
effective permittivity tensor of a transverse component (parallel to the interfaces of the …

Realization of epsilon-near-zero metamaterial stack based on dielectric-semiconductor-metal multilayers

M Vafaei, M Moradi, GH Bordbar - Plasmonics, 2019 - Springer
The epsilon-near-zero (ENZ) metamaterials are designed theoretically based on multilayer
nanostructure stack with three sublayers (in each period) in the visible range for transverse …

Spontaneous emission rate enhancement with aperiodic Thue-Morse multilayer

L Li, CJ Mathai, S Gangopadhyay, X Yang, J Gao - Scientific Reports, 2019 - nature.com
The emergence of multilayer metamaterials in the research field of enhancing spontaneous
emission rates has recently received extensive attention. Previous research efforts mostly …

[PDF][PDF] Modeling of thermomechanical action of femtosecond laser pulses on metallic nanogratings

YK Shtykov, OG Romanov - 2018 - elib.bsu.by
Recently, studies of the processes of excitation of acoustic pulses in absorbing microand
nanostructures are of particular interest. The frequency of sound oscillations generated in …