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BITS Pilani Institutional Repository: Recent submissions

Now showing items 41-60 of 17531

Kinetics of activated chemisorption. Part 4.—Differential heat of adsorption

Aharoni, Chaim; Ungarish, Moshe (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

A model previously applied to the kinetics of chemisorption and to adsorption at true and apparent equilibrium, is applied to the differential heats of adsorption. The measurable function, heat-coverage, differs from the ...
New Three-parameter Empirical Extension of the Arrhenius Equation suitable for the Precise Evaluation of Pseudo- thermodynamic Activation Parameters in Chemical Kinetics

Adams, Paul A.; Sheppard, John G.; Ridler, Gweneth M.; Ridler, Philip F. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

An empirical extension of the logarithmic form of the classical Arrhenius equation is written as a simple three-parameter equation which fits precise experimental data on the variation of rate-constant with temperature ...
Electrochemical decomposition of biformylperoxide. A quantum mechanical calculation

Albeck, Michael; Shaik, Sason (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

Quantum mechanical calculations were performed on the primary products of electrodic redox reactions of biformylperoxide. The calculations predicted that CO2, O2, H2, [graphic omitted], H2CO and HCOOH should be the final ...
Influence of applied electric fields on the free radical copolymerization of methylmethacrylate and styrene. An unusual decomposition of benzoylperoxide

Albeck, Michael; Levinger, Aron; Shiff, Karmela (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

The influence of an applied electric field on the free radical copolymerization of methylmethacrylate (MMA) and styrene (ST) in benzene solution was investigated. With benzoylperoxide as initiator, retardation of the ...
Household biogas technology in cold climate of low-income countries: a review on sustainable technologies for accelerating biogas generation

Raghuvanshi, Smita (IOP, 2024-05)

Low-income countries (LICs) have long benefitted from household biogas plants for the extraction of clean energy and fertilizers. Despite their popularity, such ordinary plants do not have heating systems and suffer from ...
Sustainable approach for simultaneously reducing CO2 and NO emissions from synthetic industrial flue gases using bacterial consortium and domestic wastewater in a suspended glass bioreactor

Raghuvanshi, Smita; Gupta, Suresh (Springer, 2023-02)

The current study showed how a bacterial consortium (Bacillus tropicus SSLMC1 and Bacillus cereus SSLMC2) isolated from the harsh environment of Sambhar Salt Lake could simultaneously remove carbon dioxide (CO2) and nitric ...
Evaluating the influence of calcined eggshells and ultrasonication in the Co-digestion of avoidable and unavoidable Food Waste and OLS regression analysis of the reactor system

Raghuvanshi, Smita (Elsevier, 2024-08)

The technological advancements in the bio-conversion of food waste (FW) into biogas signify substantial advancements in the field of waste management. However, persistent operational challenges like rapid acidification and ...
Optimization of bacterial biorefineries for sustainable biodiesel production and flue gas reduction: a holistic approach to climate change mitigation and circular economy

Raghuvanshi, Smita; Gupta, Suresh (RSC, 2025)

The primary obstacles to addressing the current climate change problem include a rise in worldwide energy consumption, a restricted availability of fossil fuels, and the escalating carbon emissions associated with fossil ...
Industrial scale-up of flue gas bio-mitigation with chemolithotrophs in packed bed reactors: Exploring metabolite synthesis, mass transfer, and techno-economic analysis

Raghuvanshi, Smita; Gupta, Suresh (Elsevier, 2025-03)

Elevated emissions of flue gases deteriorate the quality of air, impacting both terrestrial and aquatic ecosystems through their contribution to acid rain and eutrophication. This study examines the bio-mitigation process ...
Climate - adaptive anaerobic digestion of food waste in household digesters: insights from extreme temperature conditions

Raghuvanshi, Smita (Elsevier, 2025-06)

Anaerobic digestion (AD) is a widely used method for organic waste treatment, but the energy requirement for temperature control poses challenges, especially for household digesters. This study focuses on the semi-continuous ...
Studies in the system CaSO4+ H2O. Part 6.—Surface chemistry and porosity of the CaSO4 hemihydrates

Ball, Matthew C.; Norwood, Leslie S. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

Measurements of surface area and pore size distributions have been used to compare the two forms of calcium sulphate hemihydrate. The α-form, prepared from solution has a low surface area and transitional pores. Dehydration ...
Optimum conditions of zero-valent iron nanoparticle stabilized foam application for diesel-contaminated soil remediation involving three major soil types

Chattopadhyay, Pradipta (Springer, 2021-08)

Stability of foam, enhanced by nano zero-valent iron (nZVI) and its optimized constituents, may have significant potential for effective treatment of soil contaminated with diesel oil—a major environmental problem. The ...
Analyzing milk foam using machine learning for diverse applications

Chattopadhyay, Pradipta (Springer, 2022-08)

In the beverages industry, milk foaming is done to enhance the flavor, texture, and visual appeal of milk-based beverages. It is very crucial to study milk foam properties not just to create visually appealing and rich in ...
Solvent effect on the dimerization and hydration constant of benzoic acid

Fujii, Yukio; Sobue, Kozo; Tanaka, Motoharu (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

The hydration and dimerization of benzoic acid have been studied at 25°C by partition and solubility measurement of water in organic phase containing benzoic acid. Organic solvents used include n-hexane, cyclohexane, ...
Remediation of Diesel-contaminated soil using zero-valent nano-nickel and zero-valent nano copper particles-stabilized Tween 80 surfactant foam

Chattopadhyay, Pradipta (Elsevier, 2023-02)

This paper uniquely reports the remediation of diesel-contaminated desert soil by aqueous Tween 80 (TW80) surfactant foams stabilized by zero–valent nickel (Ni0) and zero–valent copper (Cu0) nanoparticles (NPs). The sizes ...
Luminescence of 9-cyanoanthracene. Identification of new excimeric species

Ebeid, El-Zeiny M.; Morsi, Salah E.; El-Bayoumi, M. Ashraf; Williams, John O. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1978, 74 (06), 1978)

From studies of the emission spectra of 9-cyanoanthracene (9 CNA) solutions, glasses, polycrystalline films and single crystals at 298 and 77 K a centrosymmetric excimeric species with emission maximum at ≈ 490 nm has been ...
Effects of N-alkanol adsorption on bubble acceleration and local velocities in solutions of the homologous series from ethanol to N-decanol

Chattopadhyay, Pradipta (MDPI, 2023-03)

The influence of n-alkanol (C2–C10) water solutions on bubble motion was studied in a wide range of concentrations. Initial bubble acceleration, as well as local, maximal and terminal velocities during motion were studied ...
Adaptive non-linear soft sensor for quality monitoring in refineries using Just-in-Time Learning—Generalized regression neural network approach

Mohanta, Hare Krishna; Pani, Ajaya Kumar (Elsevier, 2022-04)

Real time estimation of target quality variables using soft sensor relevant to time varying process conditions will be a significant step forward in effective implementation of Industry 4.0. Generalized Regression neural ...
Optimizing process monitoring efficiency through control limit adjustment in multivariate ewma charts

Pani, Ajaya Kumar (IEEE, 2024-10)

Statistical process control charts have proven to be helpful in process monitoring. The majority of previous research on SPC charts has been on univariate scenarios. This study builds a multivariate exponentially moving ...
Ergonomic and workplace assessment of an integrated fiber industry using quantitative methods

Kale, Samir Ramdas (2006)

Ergonomic Design and Workplace Assessment are the major disciplines that govern the Occupational Health and Safety of a Process Industry.This paper highlights the various factors that are vital to these disciplines in the ...

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