Metal-dielectric nanopillar antenna-resonators for efficient collected photon rate from silicon carbide color centers

FA Inam, S Castelletto - Nanomaterials, 2023 - mdpi.com
A yet unresolved challenge in develo** quantum technologies based on color centres in
high refractive index semiconductors is the efficient fluorescence enhancement of point …

Dynamic control of spontaneous emission using magnetized InSb higher-order-mode antennas

S Aghili, R Alaee, A Ahmadnejad… - Journal of Physics …, 2024 - iopscience.iop.org
We exploit InSb's magnetic-induced optical properties to design THz sub-wavelength
antennas that actively tune the radiative decay rates of dipole emitters at their proximity. The …

Which plasmonic nano-antenna is best for free-space out-coupling of single photon emission from a hyperbolic metamaterial resonator?

N Ahmed, FA Inam - Optics Letters, 2021 - opg.optica.org
Recently, hyperbolic metamaterials (HMMs) have shown large emission-rate/Purcell
enhancement for emitters coupled to them. However, due to the large momentum (k) …

Enhanced collection efficiency of quantum emitter mediated by extra ordinary optical transmission in a plasmonic cavity

N Ahmed, FH Lone, RV Nair - Journal of Physics B: Atomic …, 2024 - iopscience.iop.org
Manipulation of light-matter interaction has played a key role in develo** modern quantum
optical technologies. We have designed a plasmonic cavity by placing a gold film over a …

[HTML][HTML] Hyperbolic metamaterials coupled with single nanoantenna for efficient energy coupling and functionalized photon emission

C Ou, J Xue, Z Meng, H Dong, J Zhou - AIP Advances, 2023 - pubs.aip.org
Hyperbolic metamaterials (HMMs) with highly anisotropic dispersion have shown their
unique advantages in constructing platforms for enhancing and manipulating light–matter …

How single-photon emission performance for a coupled hyperbolic metamaterial–plasmonic antenna varies from the visible to the infrared regime

N Ahmed, FA Inam - Journal of the Optical Society of America B, 2021 - opg.optica.org
Hyperbolic metamaterial (HMM) based resonators have emerged as a very promising tool
for providing highly enhanced as well as directional emission from a quantum emitter. HMM …

Using multi-polar scattering and near-field plasmonic resonances to achieve optimal emission enhancement from quantum emitters embedded in dielectric pillars

FA Inam, S Castelletto - JOSA B, 2021 - opg.optica.org
Recently, high refractive index micro-pillars have been widely used for enhancing the
fluorescence of quantum emitters (vacancy/defect centers) embedded within the pillar …