Universal Fabrication of Highly Efficient Plasmonic Thin‐Films for Label‐Free SERS Detection
The development of novel, highly efficient, reliable, and robust surface enhanced Raman
scattering (SERS) substrates containing a large number of hot spots with programmed size …
scattering (SERS) substrates containing a large number of hot spots with programmed size …
Surface regeneration and signal increase in surface-enhanced Raman scattering substrates
Regenerated surface-enhanced Raman scattering (SERS) substrates allow users the ability
to not only reuse sensing surfaces, but also tailor them to the sensing application needs …
to not only reuse sensing surfaces, but also tailor them to the sensing application needs …
Suppression of coffee-ring effect via periodic oscillation of substrate for ultra-sensitive enrichment towards surface-enhanced Raman scattering
Surface-enhanced Raman scattering (SERS) has attracted extensive interest due to
excellent molecule recognition and sensitive concentration detection. Nevertheless, the …
excellent molecule recognition and sensitive concentration detection. Nevertheless, the …
Plasmon induced transparency and refractive index sensing in two nanocavities and double nanodisk resonators
Y Shahamat, A Ghaffarinejad, M Vahedi - Optik, 2020 - Elsevier
Two novel implementations for plasmon-induced transparency (PIT) based on two
rectangular nanocavities coupled to a bus waveguide and two nanodisk resonators have …
rectangular nanocavities coupled to a bus waveguide and two nanodisk resonators have …
Integration of bow-tie plasmonic nano-antennas on tapered fibers
In this article, a new and flexible approach to control the electric field enhancement of bow-
tie nano-antennas by integrating them on the lateral of a tapered optical fiber is proposed …
tie nano-antennas by integrating them on the lateral of a tapered optical fiber is proposed …
Mid-infrared plasmonically induced absorption and transparency in a Si-based structure for temperature sensing and switching applications
Y Shahamat, M Vahedi - Optics Communications, 2019 - Elsevier
In this paper, a novel silicon-based integrated structure is proposed for plasmon-induced
transparency (PIT) and plasmon-induced absorption (PIA) in the mid-infrared (MIR) band …
transparency (PIT) and plasmon-induced absorption (PIA) in the mid-infrared (MIR) band …
Influence of picosecond multiple/single line ablation on copper nanoparticles fabricated for surface enhanced Raman spectroscopy and photonics applications
S Hamad, GK Podagatlapalli, SP Tewari… - Journal of Physics D …, 2013 - iopscience.iop.org
A comprehensive study comprising fabrication of copper nanoparticles (NPs) using
picosecond (ps) multiple/single line ablation in various solvents such as acetone …
picosecond (ps) multiple/single line ablation in various solvents such as acetone …
Design and optimization of bowtie nanoantenna for electromagnetic field enhancement
Designing a plasmonic structure having high near field enhancement of incident field, large
hot spot area, wideband resonance, and multiple resonance peaks are the key elements to …
hot spot area, wideband resonance, and multiple resonance peaks are the key elements to …
Designing ultra-compact high efficiency electro-optical plasmonic switches by using of nanocavity reflectors
Y Shahamat, M Vahedi - Optics Communications, 2018 - Elsevier
An ultra-compact plasmonic electro-optical (EO) switch based on a silver-insulator-silver bus
waveguide coupled to two nanocavity reflectors and two drop cavities is introduced. All …
waveguide coupled to two nanocavity reflectors and two drop cavities is introduced. All …
Electric field enhancement with plasmonic colloidal nanoantennas excited by a silicon nitride waveguide
We investigate the feasibility of CMOS-compatible optical structures to develop novel
integrated spectroscopy systems. We show that local field enhancement is achievable …
integrated spectroscopy systems. We show that local field enhancement is achievable …