Efficient room temperature methanol sensors based on polyaniline/graphene micro/nanocomposites

R Pal, SL Goyal, I Rawal, S Sharma - Iranian Polymer Journal, 2020 - Springer
The chemically prepared pristine and graphene-doped polyaniline (PANI) samples are
utilized for the fabrication of room temperature methanol sensors. For the fabrication of …

Study of sensing mechanism of heterocyclic hazardous vapors with Metal Phthalocyanines

R Ridhi, GSS Saini, SK Tripathi - Dyes and Pigments, 2023 - Elsevier
Industrial residues release harmful chemicals in the environment accruing toxicity in soil, air
and hazard to mankind. Tetrahydrofuran (THF) and pyridine are common solvents utilized by …

Study of the effect of orbital on interaction behaviour of SWCNT-metal phthalocyanines composites with ammonia gas

R Ridhi, S Gautam, GSS Saini, SK Tripathi… - Sensors and Actuators B …, 2021 - Elsevier
The present study deals with analysing the effect of central metal atom on interaction
behaviour of a composite constituted of two materials, Single walled carbon nanotubes …

Influence of metals and substituent on interaction behaviour of metal phthalocyanines combinations with organic vapors

R Ridhi, GSS Saini, SK Tripathi - Journal of Materials Science: Materials in …, 2023 - Springer
In the present work, we have studied the interaction behaviour of various metal
phthalocyanines (MPcs); functionalized copper and nickel Phthalocyanines (CuPcS and …

Chemically synthesized TiO2 and PANI/TiO2 thin films for ethanol sensing applications

I Gawri, R Ridhi, KP Singh… - Materials Research …, 2018 - iopscience.iop.org
Ethanol sensing properties of chemically synthesized titanium dioxide (TiO 2) and
polyaniline/titanium dioxide nanocomposites (PANI/TiO 2) had been performed at room …

Amendment in sensing response of Single Walled Carbon nanotube (SWCNT) towards ammonia gas with copper phthalocyanine functionalization

R Ridhi, S Gautam, GSS Saini, SK Tripathi… - Materials Today …, 2020 - Elsevier
The sensing of composite of two p-type materials; Single Walled Carbon nanotube (SWCNT)
and Copper Phthalocyanine (CuPc) towards ammonia gas is studied. Maximum increase in …

Sol–gel derived GO/TiO2 nanocomposites for room temperature acetone gas sensing application

V Kumar, R Madan, D Mohan - Journal of Materials Science: Materials in …, 2022 - Springer
The chemically synthesized pristine TiO2 and GO/TiO2 nanocomposites were employed for
the fabrication of room temperature acetone gas sensors. Four samples of GO/TiO2 …

Sensing of organic vapours by sulfonated copper phthalocyanine salt thin films

R Ridhi, GSS Saini, SK Tripathi - Materials Focus, 2017 - ingentaconnect.com
Thin films of copper phthalocyanine tetrasulfonated tetrasodium salt have been deposited by
drop casting method. We have subsequently exposed these films to the vapours of …

Study of interaction mechanism of metal phthalocyanines dispersed sol-gel glasses with chemical vapours

R Ridhi, GSS Saini, SK Tripathi - Sensors and Actuators B: Chemical, 2018 - Elsevier
In the present study, we have dispersed copper phthalocyanine, nickel phthalocyanine and
aluminium phthalocyanine hydroxide in sol-gel glasses. These have been exposed to …

Effect of central metal ions on interaction of Metal Phthalocyanines composites with chemical analytes

R Ridhi, GSS Saini, SK Tripathi - Applied Physics A, 2024 - Springer
Abstract Metal Phthalocyanines (MPcs) undergo appreciable interaction mechanism with
chemical analytes on account of their high sensitivity in terms of charge densities, optical …