Chemical sensors

J Janata - Analytical chemistry, 1992 - ACS Publications
First a few words about the genesis of this review, which is alreadythe third on this subject in
this series (Al, A2). I tried to preserve as much as possible of the scope and the format of the …

Fibre-optic evanescent field absorption sensor based on a U-shaped probe

BD Gupta, H Dodeja, AK Tomar - Optical and quantum electronics, 1996 - Springer
A fibre-optic evanescent field absorption sensor based on a U-shaped sensing probe is
described. The influences of fibre core diameter, bending radius of the probe and the …

Fiber optic evanescent field absorption sensor: Effect of fiber parameters and geometry of the probe

SK Khijwania, BD Gupta - Optical and Quantum Electronics, 1999 - Springer
A comparative experimental study of the fiber-optic evanescent field absorption sensor
based on straight and U-shaped probes is presented. The effects of numerical aperture and …

Process monitoring of fibre reinforced composites using optical fibre sensors

GF Fernando, B Degamber - International Materials Reviews, 2006 - Taylor & Francis
The deployment of optical fibre based sensor systems for process monitoring of advanced
fibre reinforced organic matrix composites is reviewed. The focus is on thermosetting resins …

Photonics in the mid-infrared: challenges in single-chip integration and absorption sensing

VM Lavchiev, B Jakoby - IEEE Journal of Selected Topics in …, 2016 - ieeexplore.ieee.org
Photonics has been extensively exploited in the visible and near-infrared spectral ranges.
Sensing of liquids and gases is a promising area for advancing of the photonics also in the …

Fiber-optic evanescent field absorption sensor: a theoretical evaluation

BD Gupta, CD Singh - Fiber & Integrated Optics, 1994 - Taylor & Francis
A comparative study of the fiber-optic evanescent field absorption sensors based on
parabolic, linear, and exponential-linear taper profiles has been carried out. The …

Evanescent-absorption coefficient for diffuse source illumination: uniform-and tapered-fiber sensors

BD Gupta, CD Singh - Applied Optics, 1994 - opg.optica.org
A comparative study of evanescent-wave fiber-optic absorption sensors based on uniform
and tapered fibers has been carried out. The expressions for an effective evanescent …

Synthesis of PbS–Al2O3 nanocomposites by sol–gel process and studies on their optical properties

SK Yadav, P Jeevanandam - Optical Materials, 2015 - Elsevier
PbS–Al 2 O 3 nanocomposites were prepared by a single step sol–gel method starting from
lead acetate, thiourea and aluminium isopropoxide. The crystallinity, shape of crystallites …

Process monitoring of fiber-reinforced polymer composites

B Degamber, GF Fernando - Mrs Bulletin, 2002 - cambridge.org
This article presents a review of optical-fiber-based process-monitoring techniques that can
be used to track the chemical reactions that take place during the processing of materials …

Mechanical and optical properties of silver-halide infrared transmitting fibers

S Shalem, A German, N Barkay, F Moser… - Fiber & Integrated …, 1997 - Taylor & Francis
This article presents a review of the optical and mechanical properties of infrared
transmitting fibers extruded from single crystals of silver-halides at the Applied Physics …