Sensitivity‐enhancement methods for surface plasmon sensors

A Shalabney, I Abdulhalim - Laser & Photonics Reviews, 2011 - Wiley Online Library
Surface plasmon resonance (SPR) sensors have been a mature technology for more than
two decades now, however, recent investigations show continuous enhancement of their …

γ-Irradiated PVA/Ag nanocomposite films: Materials for optical applications

RP Chahal, S Mahendia, AK Tomar, S Kumar - Journal of Alloys and …, 2012 - Elsevier
Polyvinyl alcohol–silver (PVA/Ag) nanocomposites were prepared through in situ reduction
of silver nitrate (AgNO3) within PVA hydrogel under continuous stirring at 60° C. The …

Sensitivity enhancement of a surface plasmon resonance based fiber optic sensor using ZnO thin film: a theoretical study

S Shukla, NK Sharma, V Sajal - Sensors and Actuators B: Chemical, 2015 - Elsevier
A surface plasmon resonance (SPR) based fiber optic sensor with bi layers of metal–ZnO is
proposed and theoretically studied. Three metals: gold (Au), silver (Ag) and copper (Cu) …

Urea and creatinine detection on nano-laminated gold thin film using Kretschmann-based surface plasmon resonance biosensor

PS Menon, FA Said, GS Mei, DD Berhanuddin… - PloS one, 2018 - journals.plos.org
This work investigates the surface plasmon resonance (SPR) response of 50-nm thick nano-
laminated gold film using Kretschmann-based biosensing for detection of urea and …

Plasmonic and Nonlinear Optical Absorption Properties of Ag:ZrO2 Nanocomposite Thin Films

M Kumar, CSS Sandeep, G Kumar, YK Mishra, R Philip… - Plasmonics, 2014 - Springer
Ag nanoparticles (NPs) embedded in a zirconium oxide matrix in the form of Ag: ZrO 2
nanocomposite (NC) thin films were synthesized by using the sol–gel technique followed by …

Terahertz surface plasmon polaritons on a semiconductor surface structured with periodic V-grooves

S Li, MM Jadidi, TE Murphy, G Kumar - Optics express, 2013 - opg.optica.org
We demonstrate propagation of terahertz waves confined to a semiconductor surface that is
periodically corrugated with V-shaped grooves. A one-dimensional array of V-grooves is …

Complex dielectric constant of various biomolecules as a function of wavelength using surface plasmon resonance

A Paliwal, M Tomar, V Gupta - Journal of Applied Physics, 2014 - pubs.aip.org
Present study focuses on determination of complex dielectric constant of biomolecules as
function of frequency by means of surface plasmon resonance (SPR) technique without …

Formation of self-organized silver nanocup-type structures and their plasmonic absorption

YK Mishra, R Adelung, G Kumar, M Elbahri… - Plasmonics, 2013 - Springer
The present work reports on the formation of extremely low volume, silver nanocup-type
structures on the surface by annealing of ultra-thin silver film on quartz in inert environment …

Fabrication of nanoporous copper by dealloying of amorphous Ti–Cu–Ag alloys

Z Dan, F Qin, A Makino, Y Sugawara, I Muto… - Journal of alloys and …, 2014 - Elsevier
Ternary TiCuAg amorphous alloys were used as the starting materials for fabricating
nanoporous copper (NPC) in HF solutions. NPC with a pore size of 8–55 nm was fabricated …

Surface plasmon resonance based fiber optic sensor with double resonance dips

NK Sharma, M Rani, V Sajal - Sensors and Actuators B: Chemical, 2013 - Elsevier
A surface plasmon resonance based fiber optic sensor with bilayers of ITO–Au coated on the
core of the optical fiber is presented and theoretically analyzed. The proposed sensor …