S. C. Mehrotra

ORCID: 0000-0002-6683-656X
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About
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Research Areas
  • Thermodynamic properties of mixtures
  • Solid-state spectroscopy and crystallography
  • Ionic liquids properties and applications
  • Spectroscopy and Quantum Chemical Studies
  • Microwave and Dielectric Measurement Techniques
  • Spectroscopy and Laser Applications
  • Chemical and Physical Properties in Aqueous Solutions
  • Material Dynamics and Properties
  • Atmospheric Ozone and Climate
  • Acoustic Wave Resonator Technologies
  • Remote-Sensing Image Classification
  • Remote Sensing in Agriculture
  • EEG and Brain-Computer Interfaces
  • Molecular Spectroscopy and Structure
  • Advanced Chemical Physics Studies
  • Cardiac Valve Diseases and Treatments
  • Remote Sensing and Land Use
  • Photochemistry and Electron Transfer Studies
  • Geochemistry and Geologic Mapping
  • Microwave-Assisted Synthesis and Applications
  • Electrostatics and Colloid Interactions
  • Plant Micronutrient Interactions and Effects
  • Spectroscopy and Chemometric Analyses
  • Emotion and Mood Recognition
  • Cold Atom Physics and Bose-Einstein Condensates

M.V. Hospital and Research Centre
2025

Narayana Health
2015-2024

King George's Medical University
2008-2022

Northwestern University
2014-2022

Dr. Babasaheb Ambedkar Marathwada University
2012-2021

Science North
2020

Lake City VA Medical Center
2017

Marymount University
2017

Haramaya University
2015

Mid Essex Hospital Services NHS Trust
2014

Dielectric relaxation measurements in the frequency range 10 MHz–10 GHz have been carried out tert-butyl alcohol–water mixtures with various concentrations over temperature 273–313 K using a time-domain reflectometry (TDR) method. The bilinear calibration method as suggested by Cole has used to correct permittivity spectra. corrected spectra could be fitted single time small amount of Cole–Davidson behaviour. Deviations from ideal mixing behaviour parameter (εo–ε∞) and (τ) formation...

10.1039/ft9918701569 article EN Journal of the Chemical Society Faraday Transactions 1991-01-01

We propose a two-stage robust optimization model for the distribution network reconfiguration problem with load uncertainty. The first-stage decision is to configure radial and second-stage find optimal a/c power flow of reconfigured given demand realization. solve by using column-and-constraint generation algorithm, where master subproblem are formulated as mixed-integer second-order cone programs. Computational results 16, 33, 70, 94-bus test cases reported. that configuration from does...

10.1109/tsg.2014.2375160 article EN publisher-specific-oa IEEE Transactions on Smart Grid 2014-12-08

10.1016/j.compag.2021.106291 article EN Computers and Electronics in Agriculture 2021-06-23

Background:The initial empirical therapy of Ventilator Associated Pneumonia (VAP) modified based on the knowledge local microbiological data is associated with decreased morbidity and mortality.The objective was to find incidence risk factors VAP, implicated pathogens their susceptibility pattern as well assess final clinical outcome in VAP.Materials Methods: This a prospective cohort study 107 patients taken ventilatory support for two or more days those not suffering from pneumonia prior...

10.4103/0972-5229.83015 article EN Indian Journal of Critical Care Medicine 2011-01-01

The aim of this study was to demonstrate the safety and efficacy next-generation balloon-expandable Myval transcatheter heart valve (THV) in an intermediate- or high-risk patient population with severe symptomatic native aortic stenosis.MyVal-1 a first-in-human, prospective, multicentre, single-arm, open-label study. Between June 2017 February 2018, total 30 patients were enrolled at 14 sites across India. Mean age 75.5±6.7 years; 43.3% had coronary artery disease. mean Society Thoracic...

10.4244/eij-d-19-00413 article EN EuroIntervention 2020-08-01

A more general theory of the width and shift microwave absorption lines is developed under impact approximation with effect elastic as well inelastic collisions being considered in a rigorous way. Previous formulations (Anderson Murphy–Boggs) are shown to be limiting cases this treatment. The applied pure rotational transitions OCS–OCS, OCS–He, OCS–Ar systems results compared experiment. agreement very satisfactory for quantum number dependence temperature linewidths approximate magnitude...

10.1063/1.433913 article EN The Journal of Chemical Physics 1977-06-15

This letter presents a stochastic robust framework for two-stage power system optimization problems with uncertainty. The model optimizes the probabilistic expectation of different worst-case scenarios uncertainty sets. A case study unit commitment shows effectiveness proposed and algorithms.

10.1109/tpwrs.2015.2394320 article EN publisher-specific-oa IEEE Transactions on Power Systems 2015-02-11

Abstract. Terrestrial Laser Scanners (TLS) are used to get dense point samples of large object’s surface. TLS is new and efficient method digitize object or scene. The collected come into different formats coordinates. Different scans required scan such as heritage site. Point cloud registration considered important task bring whole 3D model in one coordinate system. clouds can be registered by using the three ways combination them, Target based, feature extraction, based. For present study...

10.5194/isprsarchives-xl-8-891-2014 article EN cc-by ˜The œinternational archives of the photogrammetry, remote sensing and spatial information sciences/International archives of the photogrammetry, remote sensing and spatial information sciences 2014-11-28

Using time domain reflectometry, the complex dielectric spectra between 10 MHz to 20 GHz has been measured in whole composition range at 10, 20, 30 and <TEX>$40^{\circ}C$</TEX> for binary mixtures of ethylene glycol dimethyl sulfoxide. For all mixtures, only one loss peak was observed this frequency range. The relaxation these can be described by a single using Debye model. A systematic variation is constant (<TEX>${\varepsilon}_0$</TEX>) (<TEX>${\tau}$</TEX>). excess permittivity...

10.5012/jkcs.2012.56.4.416 article EN Journal of the Korean Chemical Society 2012-08-20

An accurate and reliable detection of soil physicochemical attributes (SPAs) is a difficult complicated issue in science. The SPA may be varied spatially temporally with the complexity nature. In past, has been obtained through routine chemical physical laboratory analysis. However, these methods do not fulfill rapid requirements. Accordingly, diffuse reflectance spectroscopy (DRS) can used to nondestructively detect characterize superior solution. present article, we report study done...

10.1186/s13717-018-0138-4 article EN cc-by Ecological Processes 2018-07-11

The balloon expandable Myval transcatheter heart valve (THV) showed encouraging results regarding residual aortic regurgitation (AR) from multiple observational studies. newly designed Octacor has been introduced recently, aiming for a reduction in AR and improved performance.The focus of this study is to report the incidence using validated quantitative Videodensitometry angiography technology (qLVOT-AR%) first human use THV system.We on system 125 patients 18 Indian centres. Independent...

10.1016/j.ijcard.2023.04.003 article EN cc-by International Journal of Cardiology 2023-04-05

Dielectric relaxation measurements on water mixtures of propylene glycol across the entire concentration range were carried out using time domain reflectometry at 25°C over frequency from 10 MHz to 4 GHz. For all mixtures, only one dielectric loss peak was observed in this range. The these can be described by a single Debye model. A plot calculated gives straight line against mole fraction water, Xw. It is reasoned that diameter cluster nearly same as length glycol. Further, strength δ∊ Xw...

10.1080/00268970110072782 article EN Molecular Physics 2001-11-10

Complex dielectric spectra, ε*(ω)=ε′– iε″, in the frequency range 10 MHz–10 GHz have been determined using time-domain reflectometry (TDR) technique at various temperatures for dimethyl sulfoxide–water mixtures. The spectra can be described by Davidson–Cole relaxation model. thermodynamic properties of mixture also evaluated. behaviour principal time shows a maximum value corresponding to with 30% water. An attempt has made explain binary mixtures hydrogen-bonding model as suggested...

10.1039/ft9928800433 article EN Journal of the Chemical Society Faraday Transactions 1992-01-01

The dielectric relaxation studies of hexamethylphosphoramide-water mixtures have been carried out at different temperatures using time domain reflectometry technique in the frequency range 10 MHz to GHz. A calibration method based on least squares fit has suggested determine complex permittivity high region for aqueous solutions. excess dielectric, Kirkwood correlation factor and thermodynamic properties mixture determined. These suggest a Cage-type structure hexamethylphosphoramide...

10.1063/1.465255 article EN The Journal of Chemical Physics 1993-08-15
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