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Now showing items 179-198 of 261

Palladium nanoparticles immobilized on a magnetic Chitosan-anchored Schiff base: Application in Suzuki-Miyaura and Heck-Mizoroki coupling reactions

Anuradha; Kumari, Shweta; Layek, Samaresh; Deo Pathak, Devendra (Royal Society of Chmeistry, 2017-05)

A palladium nanocatalyst Fe3O4@CS-SB-Pd has been synthesized and characterized by FT-IR, XRD, XPS, FESEM, EDX, TEM, TGA, and ICP-AES analysis. The nanocatalyst has been found to be an efficient and magnetically separable ...
Particle formation pathways and polymorphism of curcumin induced by ultrasound and additives during liquid antisolvent precipitation

Thorat, Alpana Ankush; Dalvi, Sameer V. (Royal Society of Chemistry, 2014-10)

Precipitation of curcumin, a poorly water-soluble drug, has been carried out by the liquid antisolvent technique in the presence of ultrasound and stabilizers. Curcumin particles with varied morphology were observed to ...
Particle liquid Mass transfer in solid liquid fluidized beds

Kalaga, Dinesh V.; Dhar, Anu; Dalvi, Sameer V.; Joshi, Jyeshtharaj B. (Elsevier, 2014-06)

Solid-liquid mass transfer coefficient (kSL) was measured in both conventional solid-liquid fluidized bed (SLFB) and solid-liquid multistage fluidized bed (SLMFB) by using the system of dissolution of benzoic acid in water. ...
Partitioning and self assembly of silica and hematite particles at grain boundaries of hexagonal liquid crystals: implications on rheology

Kulkarni, Siddharth Vijay; Verma, Ankita; Mishra, Nidhi S.; Thareja, Prachi (AIP Publishing, 2017-03)

We investigate the rheological implications of partitioning and self-assembly of colloidal particles at the grain boundaries (GBs) of hexagonal (H1) liquid crystal (LC) phase as a function of particle loading, shape and ...
Passivation of high-surface-energy sites of milled ibuprofen crystals via dry coating for reduced cohesion and improved flowability

Han, Xi; Jallo, Laila J.; To, Daniel; Ghoroi, Chinmay; Dave, Rajesh N. (Wiley, 2013-07)

Ibuprofen micronization with dry coating is investigated to examine its influence on passivation/stabilization of high-surface-energy sites and reduced cohesion. A fluid energy mill was used to micronize ibuprofen particles ...
Perspectives for chitosan-based membranes in CO2/N2 separation: structure-property relationship

Borgohain, Rajashree (Wiley, 2021-02)

Extensive research has been conducted on a variety of processes for abating the increasing CO2 emissions which have been causing adverse effects on the environment. Among these, gas separation membranes have the potential ...
Pharmaceutical nanotechnology: dry coating of micronized API powders for improved dissolution of directly compacted tablets with high drug loading

Han, Xi; Ghoroi, Chinmay; Dave, Rajesh N. (Elsevier, 2013-02)

Motivated by our recent study showing improved flow and dissolution rate of the active pharmaceutical ingredient (API) powders (20 μm) produced via simultaneous micronization and surface modification through continuous ...
Phase transitions and pattern formation in chemo‐responsive gels and composites

Xiong, Yao; Dayal, Pratyush; Balazs, Anna C.; Kuksenok, Olga (Wiley-VCH Verlag GmbH & Co. KGaA, 2018-03)

Design of multifunctional materials often requires the chemical functionalization enabling the material to respond to a variety of stimuli. Herein, we focus on modeling of functionalized chemo‐responsive gels and composites; ...
Physicochemical, thermal and flow properties of ice cream powder as influenced by moisture content

Pushpadass, Heartwin A.; Mitra, Hrishikesh; Magdaline Eljeeva Emerald, F.; Ghoroi, Chinmay; Ambrose, R.P. Kingsly; Nath, B. Surendra (Wiley, 2020-11)

The physicochemical, thermal and dynamic flow properties of ice cream powder were evaluated at different moisture contents. Particle size distribution increased and span decreased considerably as moisture increased. The ...
Plant associated fungal endophytes as a source of natural bioactive compounds

Rai, Nilesh; Kumari Keshri, Priyanka; Verma, Ashish; Kamble, Swapnil C.; Mishra, Pradeep; Barik, Suvakanta; Kumar Singh, Santosh; Gautam, Vibhav (Taylor & Francis Open Access, 2021-01)

Endophytes are a potent source of bioactive compounds that mimic plant-based metabolites. The relationship of host plant and endophyte is significantly associated with alteration in fungal colonisation and the extraction ...
Polymorphism and particle formation pathway of carbamazepine during sonoprecipitation from ionic liquid solutions

Prasad, Rupanjali; Panwar, Kusum; Katla, Jagadish; Dalvi, Sameer V. (American Chemical Society, 2020-06)

In this work, liquid antisolvent precipitation of carbamazepine (CBZ), an anticonvulsant and antiepileptic drug, was carried out from its solutions in an ionic liquid (IL), [BMIM][Cl], using water as an antisolvent. ...
A practical approach to improve the performance of alarm systems in industries: application to combined-cycle power plant

Joshi, Amit; Sompura, Jay; Srinivasan, Babji; Srinivasan, Rajagopalan (Elsevier, 2018-09)
Precipitation of curcumin by pressure reduction of CO2-expanded Acetone

Dalvi, Sameer V.; Prasad, Rupanjali; Patsariya, Rahul (Elsevier, 2017-04)
Prediction of regime transition in three-phase sparged reactors using linear stability analysis

Ghatage, Swapnil V.; Bhole, Manish R.; Joshi, Jyeshtharaj B.; Evans, Geoffrey M. (Elsevier, 2014-01)

The estimation of critical gas holdup at which the transition from homogeneous regime to heterogeneous regime occurs is crucial for the design and scale-up of multiphase reactors. A number of experimental and empirical ...
Predictive framework for the spreading of liquid drops and the formation of liquid marbles on hydrophobic particle bed

Mozhi Devan Padmanathan, Arul; Sneha Ravi, Apoorva; Choudhary, Hema; Varanakkottu, Subramanyan Namboodiri; Dalvi, Sameer V. (American Chemical Society, 2019-04)

In this work, we have developed a model to describe the behavior of liquid drops upon impaction on hydrophobic particle bed and verified it experimentally. Poly(tetrafluoroethylene) (PTFE) particles were used to coat drops ...
Preface to the microbubbles: exploring gas-liquid interfaces for biomedical applications special issue

Edirisinghe, Mohan; Dalvi, Sameer (American Chemical Society, 2019-08)
Preferred crystallographic orientation development in Nano/Ultrafine-Grained 316L stainless steel during martensite to austenite reversion

Eskandari, M.; Mohtadi-Bonab, M. A.; Basu, R.; Nezakat, M.; Kermanpur, A.; Szpunar, J. A.; Nahar, Shreyans; Baghpanah, A. H. (Springer, 2015-02)

The crystallographic orientation of cold-rolled 316L stainless steel is investigated during reversion of strain-induced ά-martensite to nano/ultrafine-grained austenite upon annealing at 750 °C for different holding times; ...
Process design of batch reactors using multi-objective optimization for synthesis of butylated urea formaldehyde resins

Amin, Shital; Dayal, Pratyush; Padhiyar, Nitin (Elsevier, 2020-09)

Multi-objective optimization
Process fault detection in heat recovery steam generator using an Artificial Neural Network simplification of a dynamic first principles model

Patil, Parag; Srinivasan, Babji; Srinivasan, Rajagopalan (Elsevier, 2018-08)

A combined cycle power plant (CCPP) is a complex system with a Gas Turbine, Steam Turbine and a Heat Recovery Steam Generator (HRSG) working together. These three units work together and make the process highly interdependent. ...
Processable dispersions of photocatalytically active nanosheets derived from titanium diboride: self assembly into hydrogels and paper-like macrostructures

James, Asha Liza; Lenka, Manis; Pandey, Nidhi; Ojha, Abhijeet; Kumar, Ashish; Saraswat, Rohit; Thareja, Prachi; Krishnan, Venkata; Jasuja, Kabeer (Royal Society of Chemistry, 2020-08)

Titanium diboride (TiB2), a layered ceramic material, is well-known for its ultrahigh strength, wear resistance, and chemical inertness. In this work, we present a simple one-pot chemical approach that yields sheet-like ...

Now showing items 179-198 of 261

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