List of  Publications (Refereed Journals)

• Rahul Kashyap, Tapas Palai and Prashant K. Bhattacharya, Kinetics and model development for enzymatic synthesis of fructo-oligosaccharides using fructosyltransferase, Bioprocess and Biosystems Engineering, 38(12), (2015) 2417-2426.

• Tapas Palai, Ashok Kumar and Prashant K. Bhattacharya, Kinetic studies and model development for the formation of galacto-oligosaccharides from lactose using synthesized thermo-responsive bioconjugate, Enzyme and Microbial Technology, 70 (2015) 42–49.

• Rajaram K. Nagarale, Vinay K. Sachan, Avaneesh K. Singh, Kousar Jahan, Sangamesh G. Kumbar and Prashant K. Bhattacharya, Development of redox-conducting polymer electrodes for non-gassing electro-osmotic pumps: A novel approach, Journal of the Electrochemical Society,161 (13) (2014), H3029-3034.

• Jogi Ganesh Dattatreya Tadimeti, Shilpi Jain, Sujay Chattopadhyay and Prashant K. Bhattacharya, Selection of the best process stream to remove Ca2+ ion using electrodialysis from sugar solution, International Journal of Electrochemistry, 2014. doi:10.1155/2014/304296

• Shivesh Chaudhary, Vinay K Sachan and Prashant K. Bhattacharya, Two dimensional modelling of water uptake in proton exchange membrane fuel cell, International Journal of Hydrogen Energy, 39, 17802 - 17818 (2014).

• Roshan James, Rajaram K. Nagarale, Vinay K. Sachan, Christopher Badalucco, Prashant K. Bhattacharya and Sangamesh G. Kumbar, Synthesis and characterization of sulfonated polymeric ionic membranes for regenerative engineering application, Polymers for Advanced Technologies, 25(12), 1439-1445 (2014).

• Deepa C. Khandekar, Tapas Palai, Aman Agarwal, and Prashant K. Bhattacharya, Kinetics of sucrose conversion to fructo-oligosaccharides using enzyme (invertase) under free condition, Bioprocess and Biosystems Engineering, 37, 2529–2537 (2014).

• Vinay K. Sachan, Aruna Devi, Ratna S. Katiyar, Rajaram K. Nagarale and Prashant K. Bhattacharya, Proton transport properties of sulphanilic acid tethered poly(methyl vinyl ether-alt-maleic anhydride)-PVA blend membranes, European Polymer Journal, 56, 45-58 (2014).

• Tapas Palai, Avaneesh K. Singh and Prashant K. Bhattacharya, Enzyme,ß-galactosidase immobilized on membrane surface for galacto-oligosaccharides formation from lactose: kinetic study with feed flow under recirculation loop, Biochemical Engineering Journal, 88, 68-76 (2014).

• Gunjan K. Agrahari, Niharika Pandey, Nishith Verma and Prashant K. Bhattacharya, Membrane contactor for reactive extraction of succinic acid from aqueous solution by tertiary amine, Chemical Engineering Research and Design, 92, 2705–2714 (2014).

• Gunjan K. Agrahari, Nishith Verma and Prashant K. Bhattacharya, Removal of benzoic acid from water by reactive extraction using hollow fiber membrane contactor: experiment and modeling, CLEAN - Soil, Air, Water, 42(7), 901-908 (2014).

• Tapas Palai, Ashok Kumar and Prashant K. Bhattacharya, Synthesis and characterization of thermo-responsive poly-N-isopropylacrylamide bioconjugates for application in the formation of galacto-oligosaccharides, Enzyme and Microbial Technology, 55, 40-49 (2014).

• Rajagopalan Mahendran and Prashant K. Bhattacharya, Preparation and characterization of positively charged polysulfone nanofiltration membranes, Journal of Polymer Engineering, 33(4), 369-376 (2013).

• Tapas Palai and Prashant K. Bhattacharya, Kinetics of lactose conversion to galacto-oligosaccharides by β-galactosidase immobilized on PVDF membrane, Journal of Bioscience and Bioengineering, 115 (6), 668-673 (2013).

• Gunjan K Agrahari, Ashutosh Rawat, Nishith Verma and Prashant K. Bhattacharya, Removal of dissolved H2S from wastewater using hollow fiber membrane contactor: experimental and mathematical analysis, Desalination, 314, 34–42 (2013).

• Tapas Palai, Shubhrajyoti Mitra and Prashant K. Bhattacharya, Kinetics and design relation for enzymatic conversion of lactose into galacto-oligosaccharides using commercial grade β-galactosidase, Journal of Bioscience and Bioengineering, 114 (4), 418-423 (2012).

• Gunjan K. Agrahari, Sajal K. Shukla, Nishith Verma and Prashant K. Bhattacharya, Model prediction and experimental studies on the removal of dissolved NH3 from water applying hollow fiber membrane contactor, Journal of Membrane Science, 390-391, 164-174 (2012).

• Dwaipayan Sen, Ankur Sarkar, Aaron Gosling, Sally L. Gras, Geoff W. Stevens, Sandra E. Kentish, P.K. Bhattacharya, Andrew R. Barber, Chiranjib Bhattacharjee, Feasibility study of enzyme immobilization on polymeric membrane: A case study with enzymatically galacto-oligosaccharides production from lactose, Journal of Membrane Science, 378, 471– 478 (2011).

• Ravi Thiyagarajan, Siddana Ravi and Prashant K. Bhattacharya, Pervaporation of methyl-ethyl ketone and water mixture: determination of concentration profile, Desalination, 277, 178–186 (2011).

• Gunjan K. Agrahari, Nishith Verma and Prashant K. Bhattacharya, Application of hollow fiber membrane contactor for the removal of carbon dioxide from water under liquid-liquid extraction mode, Journal of Membrane Science, 375, 323–333 (2011).

• Dwaipayan Sen , Aaron Gosling, Geoff W. Stevens, Prashant K. Bhattacharya, Andrew R. Barber, Sandra E. Kentish, Chiranjib Bhattacharjee, Sally L. Gras, Galactosyl oligosaccharide purification by ethanol, Precipitation, Food Chemistry, 128, 773–777 (2011).

• Mrinal Kanti Mandal, Sudhindra B. Sant and P. K. Bhattacharya, Dehydration of aqueous acetonitrile solution by pervaporation using PVA-iron oxide nanocomposite membrane, Colloids and Surfaces A: Physicochemical and Engineering Aspects, 373, 11–21 (2011).

• Amish Mandowara and Prashant K. Bhattacharya, Simulation studies of ammonia removal from water in a membrane contactor under liquid-liquid extraction mode, Journal of Environmental Management, 92, 121-130 (2011).

• Smita Dixit, Ashok Khanna, Yamini Sudha S., Sulekha Mukhopadhyay and Prashant K. Bhattacharya, “Modelling and prediction of removal of metal ions from aqueous solution through facilitated transport”, International J. Environmental Eng., 2 (1/2/3) 73–91 (2010).

• Amish Mandowara and Prashant K. Bhattacharya, “Membrane contactor as degasser operated under vacuum for ammonia removal from water: A numerical simulation of mass transfer under laminar flow conditions”, Computers Chemical Engineering, 33, 1123-1131 (2009)

• Gopal R. Nemmani, Satyanarayana V. Suggala and Prashant K. Bhattacharya, “NSGA-II for Multiobjective Optimization of Pervaporation Process: Removal of Volatile organics from Water”, Industrial & Engineering Chemistry Research, 48 (3) 1543-1550 (2009).

• Chiranjib Bhattacharjee, Dwaipayan Sen, Projjwal Sarkar, S. Datta, P.K. Bhattacharya, Studies on the application of different ANNs in prediction of permeate flux in rotating disk membrane module: A case study with MATLAB™, Desalination and Water Treatment , 2, 170-184 (2009).

• Mrinal K. Mandal and P. K. Bhattacharya, “Poly (vinyl acetal) membrane for pervaporation of benzene-isooctane solution”, Separ. Purif. Technol., 61 (3), 332–340 (2008).

• Purna C. Rao, Mrinal Kanti Mandal and P. K. Bhattacharya, “Pervaporation of aqueous solution present with low concentration acetic acid, using modified poly (ether-block-amide) membranes”, Indian Chemical Engineer, 49 (4), 311-323 (2007) (invited paper - Diamond Jubilee issue – 2007).

• Mrinal Kanti Mandal, Sukalyan Dutta and P. K. Bhattacharya, “Characterization of Blended Polymeric Membranes for Pervaporation of Hydrazine Hydrate”, Chem. Eng. J., 138, 10-19 (2008).

• Mrinal K. Mandal and P. K. Bhattacharya, "Poly (ether-block-amide) membrane for pervaporative separation of pyridine present in low concentration in aqueous solution", J. Membrane Sci., 286, 115-124 (2006).

• Jain S. K., M. K. Purkait, P. K. Bhattacharya, S. De, “Treatment of leather plant effluent by membrane separation processes", Separ. Sci. Technol., 41 (15), 3329-3348, (2006).

• Sumesh P. T. and P. K. Bhattacharya, “Analysis of Phase Change during Pervaporation with Single Component Permeation", Colloids and Surfaces A: Physicochemical and Engineering Aspects, 290, 263–272 (2006).

• Gargi Ghosh and Prashant K. Bhattacharya, "Hexavalent chromium ion removal through micellar enhanced ultrafiltration", Chem. Eng. J.: Environ. Chem. Eng., 119, 45 - 53 (2006).

• C. Bhattacharjee, P. Sarkar, S. Datta, B. B. Gupta and P. K. Bhattacharya, “Parameter estimation and performance study during ultrafiltration of Kraft Black Liquor“, Separ. Purif. Technol., , 51 (3), 247-257 (2006).

• P. Sarkar, S. Datta, Chiranjib Bhattacharjee, Prashant Kumar Bhattacharya and Bharat Bhushan Gupta, “Performance study on ultrafiltration of Kraft Black Liquor and membrane characterization using Spiegler-Kedem model“, Korean J. Chem. Eng., 23(4), 617-624 (2006).

• S. V. Satyanarayana, V. S. Subrahmanyam, H. C. Verma, A. Sharma, P. K. Bhattacharya, “Application of positron annihilation: Study of pervaporation dense membranes“, Polymer, 47, 1300-1307 (2006).

• Chiranjib Bhattacharjee and P. K. Bhattacharya, Ultrafiltration of black liquor using rotating disk membrane module, Separ. Purif. Technol., 49 (3), 281-290 (2006).

• Nazish Hoda, Satyanarayana V. Suggala and Prashant K. Bhattacharya, “Pervaporation of Hydrazine – Water through Hollow Fiber Module: Modeling and Simulation“, Computers Chem. Eng., 30 (2), 202-214 (2005).

• Chandan Guria, P. K. Bhattacharya and S. K. Gupta, “Multi-objective optimization of reverse osmosis desalination units using different adaptations of the non-dominated sorting genetic algorithm (NSGA)“, Computers Chem. Eng., 29 (9), 1977-1995 (2005).

• R. Jayan, C. Bhattacharjee and P. K. Bhattacharya, “A combined biological and membrane based treatment of prehydrolysis liquor from pulp mill“, Separ. Purif. Technol., 45 (2), 119-130 (2005).

• M. K. Purkait, S. De, P. K. Bhattacharya, “Membrane filtration of leather plant effluent: Flux decline mechanism“, J. Membrane Sci., 258, 85 – 96 (2005).

• R. L. Rath, C. Bhattacharjee, Shikha Jain, P. K. Bhattacharya, “Treatment of prehydrolysis liquor from pulp mill using biological route followed by Reverse Osmosis“, Chem. Eng. Technol., 28 (10), 1201-1211 (2005).

• P. K. Bhattacharya, R. K. Todi, M. Tiwari, C. Bhattacharjee, S. Bhattacharjee, S. Dutta, “Studies on UF of spent sulfite liquor (SSL) using various membranes for the recovery of lignosulphonates“, Desalination, 174, 287 – 297 (2005).

• S. V. Satyanarayana, P. K. Bhattacharya, “Pervaporation of Hydrazine Hydrate: Separation characteristics of membranes with hydrophilic to hydrophobic behaviour“, J. Membrane Sci., 238, 103 -115 (2004).

• S. V. Satyanarayana, A. Sharma and P. K. Bhattacharya, “Composite membranes for hydrophobic pervaporation: Study with toluene-water system“, Chem. Eng. J., 102, 171 -184 (2004).

• A. Sharma, S. P. Thampi, S. V. Suggala and P. K. Bhattacharya, Pervaporation from a dense membrane: Roles of permeant – membrane interactions, Kelvin effect, and membrane swelling, Langmuir, 20(2004), 4708.

• S. Datta, P. K. Bhattacharya and N. Verma, “ Removal of Aniline from Aqueous Solution in a Mixed Flow Reactor using Emulsion Liquid Membrane“, J. Membrane Sci., 226, 185 – 201 (2003).

• Satyanarayana V. Suggala and Prashant K. Bhattacharya, “Real Coded Genetic Algorithm for Optimization of Pervaporation Process Parameters for Removal of Volatile Organics from Water“, Ind. Eng. Chem. Res., 42 (13), 3118 -3128 (2003).

• U. V. S. RamGopal, N. Verma and P. K. Bhattacharya, “Analysis of flux decline during ultrafiltration of sugarcane juice (limed) using cross-flow cell“, Can. J. Chem. Eng., 80(1), 105-115 (2002).

• S. RoyChowdhury, P. Kumar, P. K. Bhattacharya and A. Kumar, “Separation characteristics of modified polysulfone ultrafiltration membranes using NOx, Separ. Purif. Technol., 24, 271-282 (2001).

• S. Ralph Jadhav, N. Verma, A. Sharma and P. K. Bhattacharya, “Flux and retention analysis during micellar enhanced ultrafiltration for the removal of phenol and aniline“, Separ. Purif. Technol., 24, 541-557 (2001).

• A. D. Sarode, N. Verma and P. K. Bhattacharya, “Analysis of retention and flux decline during ultrafiltration of limed sugarcane (clarified) juice“, Chem. Eng. Commun., 188, 179-206 (2001).

• P. K. Bhattacharya, Shilpi Agarwal, S. De and U.V.S. RamaGopal, “Ultrafiltration of sugar cane juice for recovery of sugar: analysis of flux and retention“, Separ. Purif. Technol., 21, 247-259 (2001).

• S.V. Satyanarayana, P. K. Bhattacharya, S. De, “Flux decline during ultrafiltration of kraft black liquor using different flow modules: a comparative study“, Separ. Purif. Technol., 20, 155-167 (2000).

• S. De and P. K. Bhattacharya, “Mass transfer coefficient with suction including property variations in applications of cross-flow ultrafiltration“, Separ.Purif. Technol., 16, 61-73 (1999).

• S. De and P. K. Bhattacharya, “Modeling of ultrafiltration process for a two component aqueous solution of low and high (gel-forming) molecular weight solutes“, J. Membrane Sci., 136, 57-69 (1997).

• M. Syamal, S. De and P. K. Bhattacharya, “Phenol solubilization by cetyl pyridinium chloride micelles in micellar enhanced ultrafiltration“, J. Membrane Sci., 137, 99-107 (1997).

• S. De, S. Bhattacharjee, A. Sharma and P. K. Bhattacharya, “Generalized integral and similarity solutions for concentration profiles for osmotic pressure controlled ultrafiltration“, J. Membrane, Sci., 130, 99-121 (1997).

• S. De and P. K. Bhattacharya, “Prediction of mass transfer coefficient with suction in the applications of reverse osmosis and ultrafiltration“, J. Membrane Sci., 128, 119-131 (1997).

• S. De, J.M. Dias and P. K. Bhattacharya, “Short and long term flux decline analysis in ultrafiltration“, Chem. Eng. Commun., 159, 67-89 (1997).

• S. Bhattacharjee, A. Sharma and P. K. Bhattacharya, “Estimation and influence of long range solute-membrane interactions in ultrafiltration“, Ind. Eng. Chem. Res., 35(9), 3108-3121 (1996). [Invited paper for the special issue in honour of Prof. E. Ruckenstein].

• S. Bhattacharjee, A. Sharma and P. K. Bhattacharya, “A unified model for flux prediction during batch cell ultrafiltration“, J. Membrane Sci., 111, 243-258 (1996).

• S. De and P. K. Bhattacharya, “Flux prediction of black liquor in cross-flow ultrafiltration using low and high rejecting membranes“, J. Membrane Sci., 109, 109-123 (1996).

• S. De and P. K. Bhattacharya, “Recovery of water with inorganic chemicals from kraft black liquor using membrane separation processes“, Tappi J., 79, 103-111 (1996).

• S. De, S. Bhattacharjee and P. K. Bhattacharya, “Development of correlations for mass transfer coefficient in ultrafiltration systems“, Develop. Chem. Eng. and Min. Process, 3, 187-206 (1995). [Invited paper for special theme issue: Advances in Membrane Separation and Adsorption].

• S. Bhattacharjee, A. Sharma and P. K. Bhattacharya, “Surface interactions in osmotic pressure controlled flux decline during ultrafiltration“, Langmuir, 10, 4710-4720 (1994).

• S. Ganguly and P. K. Bhattacharya, “Development of concentration profile and prediction of flux for ultrafiltration in a radial cross flow cell“, J. Membrane Sci., 97, 185-198 (1994).

• C. Bhattacharjee and P. K. Bhattacharya, “Flux decline analysis in ultrafiltration of kraft black liquor“, J. Membrane Sci., 82, 1-14 (1993).

• C. Bhattacharjee and P. K. Bhattacharya, “Prediction of limiting flux in ultrafiltration of kraft black liquor“, J. Membrane Sci., 72, 137-147 (1992).

• S. Bhattacharjee and P. K. Bhattacharya, “Flux decline behaviour with low molecular weight solutes during ultrafiltration in an unstirred cell“, J. Membrane Sci., 72, 149-161 (1992).

• P. K. Bhattacharya, S. De, R. Halder and R. Thakur, “Kinetic studies on soda - anthraquinone pulping of Indian mixed hardwoods“, Tappi J., 75, 123-127 (1992).

• S. Sridhar and P. K. Bhattacharya, “Limiting flux phenomena in ultrafiltration of kraft black liquor“, J. Membrane Sci., 57, 187-206 (1991).

• P. K. Bhattacharya, A. Ramkrishnan and R. Halder, “Comparative studies on soda-anthraquinone pulping for rice straw and Indian mixed hardwoods“, IPPTA, 3, 1-7 (1991).

• S. Dasgupta and P. K. Bhattacharya, “Comparative limiting flux analysis of black liquor and polyethylene glycol in ultrafiltration“, Chem. Eng. Commun., 93, 193-210 (1990).

• T.K. Poddar, R.P. Singh and P. K. Bhattacharya, Ultrafiltration flux and rejection characteristics of black liquor and polyethylene glycol“, Chem. Eng. Commun., 75, 39-56 (1989).

• A. Ramakrishnan and P. K. Bhattacharya, “Studies on soda-anthraquinone pulping using rice straw“, CHIMICA Oggi, 10, 67-72 (1988).

• N.C. Shah and P. K. Bhattacharya, “Bleach plant effluent treatment by fly-ash“, CHIMICA oggi, 3, 59-63 (1988).

• S. N. Gaeta, P. K. Bhattacharya and E. Drioli, “Characteristiche di sporcamento durante prove di osmosi inversa con effluenti dill'industria tessile“, Aqua Aria, 10, 1259-1262 (1988).

• A.K. Mishra and P. K. Bhattacharya, “Alkaline black liquor treatment by continuous electrodialysis“, J. Membrane Sci., 33, 83-95 (1987).

• R. Halder and P. K. Bhattacharya, “Studies on kraft and soda-anthraquinone pulping of Indian mixed hardwoods“, Tappi J., 70(6), 129-132 (1987).

• P. K. Bhattacharya, V. Parthiban and D. Kunzru, “Pyrolysis of black liquor solids“, Ind. Eng. Chem. Proc. Des. Develop, 25, 420-426(1986).

• Rajnish and P. K. Bhattacharya, “Ultrafiltrative solute rejection behaviour of black liquor“, ACS Symp. Ser. No. 281(24), 313-323 (1985).

• P. K. Bhattacharya, A.S. Shrinath and D. Kunzru, “Pyrolysis of black liquor“, J. Chem. Tech. Biotechnol., 35A, 223-233 (1985).

• M.P. Gupta and P. K. Bhattacharya, “Studies on colour removal from bleach plant effluent of kraft pulp mill“, J. Chem. Tech. Biotechnol., 35B, 23-32 (1985).

• A.K. Mishra and P.K. Bhattacharya, “Alkaline black liquor treatment by batch electrodialysis“, Can. J. Chem. Eng., 62, 723-727 (1984).

• P. K. Bhattacharya and S. Basu, “Enhancement of gypsum based kraft process causticized sludge sedimentation rate under inclined condition“, Can. J. Chem. Eng., 61(6), 811-815 (1983).

• P. K. Bhattacharya and S. Basu, “Modern trends in the field of black liquor regeneration“, IPPTA, 14(4), (1977).

• P. K. Bhattacharya and S. Basu, “Modification of the Kraft recovery process: salt cake replaced by gypsum“, Ind. Chem. Engineer, 19(4), 11-17(1977).

• M. K. Trivedi and P. K. Bhattacharya, “Upgrading of cellulose pulps. Part 1, removal of pentosans and mineral matter“, IPPTA, 11(4), 62-65 (1974).

• Synthesis and characterization of thermo-responsive bioconjugates: Immobilized enzyme for galacto-oligosaccharide formation, Tapas Palai, Ashok Kumar and Prashant K. Bhattacharya, Poster presentation in '2013 AIChE Annual Meeting' San Francisco, CA, USA, November 3-8, 2013.

• Mathematical analysis of removal of acidic gases from synthetic waste water stream using hollow fiber membrane contactor and comparison with experimental results, Ashutosh Rawat, Gunjan K Agrahari, Niharika Pandey and Prashant K. Bhattacharya, Oral presentation in, '4th International Conference on Chemical Engineering and Applications (CCEA-2013)', Paris, France, October 12-13, 2013.

• Enzymatic reaction (β-galactosidase immobilized on membrane) for the formation of galacto-oligosaccharides with feed lactose under recirculation mode, Tapas Palai, Avaneesh K. Singh and Prashant K. Bhattacharya, Oral presentation in 'International Conference on Advances in Chemical Engineering (ACE 2013)', IIT Roorkee, February 22-24, 2013.

• Biological treatment of waste water containing phenol and aniline compounds with Horseradish peroxidase, Kumari Soni and Prashant K. Bhattacharya, Oral presentation in 'Chemference-12', IIT Bombay & ICT Mumbai, December 10-11, 2012.

• Modelling of electrodialytic removal of multiple ions from synthetic solutions, Jogi Ganesh Dattatreya Tadimeti, Shilpi Jain, Navneet Kumar, Sujay Chattopadhyay, Amiya Kumar Ray and P.K. Bhattacharya, 2012 AIChE Annual Meeting in Pittsburgh, PA, October 30, 2012.

• Removal of dissolved ammonia from wastewater employing hollow fiber membrane contactor, Gunjan K Agrahari, Sajal K Shukla, Nishith Verma, Prashant K Bhattacharya, Oral presentation in '11th World Filtration Congress', Graz-Austria, April 16-20, 2012.

• A study with enzymatic membrane reactor (EMR) for conversion of lactose in to galacto-oligosaccharides (GOS), Tapas Palai, Pallavi Kumari and Prashant K. Bhattacharya, Oral presentation in '3rd International Conference on Chemical Engineering (ICChE-2011)', BUET, Dhaka, December 29-30, 2011.

• Pervaporation of Methyl-Ethyl Ketone from its aqueous solution: Development of Concentration Profile: S. Ravi, T. Ravi and P.K. Bhattacharya in International Scientific Conference on Pervaporation and Vapour Permeation, April 18-21, 2010, Torun (Poland).

• Pervaporation of methyl-ethyl ketone and water mixture: Development of concentration profiles across membrane by S. Ravi, T. Ravi and P. K. Bhattacharya, CHEMCON-2009, Vishakhapatnam, December 27-30, 2009.

• Chitosan-Gelatin blend membranes for pervaporation dehydration of 1,4-dioxane: Shivanand Teli and P. K. Bhattacharya in 'International Conference on Advances in Polymer Science Technology (POLY-2008)', January 28-31, 2008, New Delhi.

• Preparation and Characterization of Charged Nano-filtration Membranes by M. Rajagopalan, B.B. Gupta and P. K. Bhattacharya in ECWATECH-2008, IWA Regional Conference on Membrane Technologies in Water and Waste Water Treatment, 3-6 June, Moscow, Russia

• Preparation and characterization of positively charged nano-filtration membranes, P. K. Bhattacharya and Mahendran Rajagopalan in WORLD FILTRATION CONGRESS WFC10, April 14-18, 2008 in LEIPZIG, GERMANY

• Novel chitosan/gelatin blend membranes for pervaporative dehydration of 1, 4-dioxane by Shivanand B. Teli, G. S. Gokavi and P. K. Bhattacharya - Presented at International Conference at IIT-Delhi, Dec. 2007.

• Real Coded GA for Multi-objective Optimization of Pervaporation Process Parameters for the Removal of Volatile organics from Water, R. G. Nemmani, Satyanarayana V. S., P. K. Bhattacharya, in International Conference on Modeling and Simulation (CIT ICOMS 2007) scheduled to be held from 27^th to 29^th August 2007 at CIT, Coimbatore.

• Mrinal Dehydration of HPLC spent solvent for the recovery of acetonitrile by pervaporation: Membrane development and characterization, Kanti Mandal and P. K. Bhattacharya, in 'ChEmference 2007', held at IIT Kanpur, May 5, 2007.

• Recovery of pyridine from its dilute concentration of aqueous solution by pervaporation using poly-ether-block-amide membrane, Mrinal Kanti Mandal and P. K. Bhattacharya, 'CHEMCON 2006', held at Ankleshwar, Bharuch, Gujarat, December 27-30, 2006.

• Membrane Processes based Effluent Treatment - Some Case Studies, P. K. Bhattacharya, IIChE-AIChE meeting during CHEMCON-2004 on Chemical Engineering in a global Environment, December 27-30, 2004 in Mumbai.

• Overview of Membrane Technology for Effluent Treatment, P. K. Bhattacharya, Indo - French Seminar on "Emerging Technologies for water and waste water management", 9 -12 February, 2004 at India Habitat Centre, New Delhi.

• Reuse of FDM Components by Solution-Casting Technique, K. Siva Prasad, S. V. Satyanarayana, P. K. Bhattacharya and S. G. Dhande, International Symposium on Rapid - Prototyping and Tooling, HAL, Bangalore, 6-7 June, 2003.

• Prediction of Partial Fluxes during Pervaporative Separation of Toluene-Water, S.V.Satyanarayana, A.Sharma and P.K.Bhattacharya, Chemcon-2001, CLRI, Chennai, 18-21, Dec.2001.

• Removal of volatile organics from water by pervaporation: optimization of process parameters using real coded Genetic Algorithm, S.V.Satyanarayana, N.Hoda and P.K.Bhattacharya, Chemcon-2001, CLRI, Chennai, 18-21, Dec.2001.

• Flux and retention analysis for the ultrafiltration of sugar cane juice for the recovery of sugar, P.K. Bhattacharya, S. Agarwal, S. De, A.D. Sarode and U.V.S. RamGopal. Chemcon-98, 51st Annual session of IIChE, Vishakhapatnam, Dec. 16-19, 1998.

• Flux and rejection analysis for the removal of phenol and aniline by micellar enhanced ultrafiltration, S.R. Jadhav, A. Sharma and P.K. Bhattacharya. Chemcon-98, 51st annual session of IIChE, Vishakhapatnam, Dec. 16-19, 1998.

• Osmotic pressure and diffusivity of BSA in aqueous media: Role of acid-base interactions, S. Bhattacharjee, A. Sharma and P.K. Bhattacharya. National Conference on Science and Technology of Self-Organizing Systems, Jadavpur University, Calcutta 1995.

• Prediction of limiting flux and estimation of mass transfer coefficient, S. Bhattacharjee and P. K. Bhattacharya. Presented at the annual IIChE Conference, Bombay, and Dec. 1993.

• Mass Transfer studies under cross flow UF, S. De and P.K. Bhattacharya. Presented at the annual IIChE conference, Bombay, Dec.1993.

• Model development for flux decline in UF, S. Bhattacharjee, A. Sharma and P.K. Bhattacharya. (in absentia) Engineering of Membrane Processes II: Environmental Applications, Tuscany, Italy, April 26-28, 1994.

• Flux decline analysis in ultrafiltration of kraft black liquor, C. Bhattacharjee and P.K. Bhattacharya. Presented at 'Engineering of Membrane Processes', Garmisch-Partenkirchen, Bavaria, Germany, 13 -15 May 1992.

• RO - A case study with textile dyeing process effluents, P.K. Bhattacharya and S. Gaeta. Presented at the seminar on RO for water and wastewater, IWWA, Bombay, Oct. 1990.

• Treatment of effluents from textile dyeing processes by reverse osmosis: Experimental observation, P. K. Bhattacharya and S. Gaeta. Presented at 'International conference on advances in Chemical Engineering', at IIT Kanpur, Jan. 4-6, 1989.

• An experimental study in the treatment of textile effluent with membrane technology: exergetic analysis, E. Drioli, S. Gaeta, V. Calabro, P.K. Bhattacharya and E. Vigliani. Presented at the symposium on 'Future industrial prospects of membrane processes', Brussels (Belgium), Dec.6-7, 1988.

• Fouling characteristics of textile effluents during reverse osmosis, S.N. Gaeta and P. K. Bhattacharya. Presented at 3rd US-Europe symposium on advanced science and technology, Ravello, Italy, Oct. 2-8, 1988.

• Bleach plant effluent treatment by fly ash and ultrafiltration - a comparative study, N.C. Shah and P.K. Bhattacharya. (in absentia) International congress on 'Recent advances in the management of hazardous and toxic wastes in the process industries', Vienna (Austria), March 8-13, 1987.

• Continuous electrodialysis for the regeneration of alkaline black liquor, A.K. Mishra and P.K. Bhattacharya. Presented at the 37th annual session of IIChE in collaboration with AIChE, Dec. 1985 at New Delhi.

• Ultrafiltrative separation of alkaline black liquor, Rajnish and P.K. Bhattacharya. Presented at ACS and I&EC symposium on Reverse Osmosis and Ultrafiltration, Philadelphia (USA), August 26-30, 1984.

• Standardization of procedure for the reduction characteristics of calcium sulfate, P. K. Bhattacharya and S. Basu. (in absentia) Chemical Society Analytical Division, SAC 80, at the Univ. of Lancaster (UK), July 20-26, 1980.

• Modern trends in the field of black liquor regeneration, P.K. Bhattacharya and S. Basu. Presented at the annual conference of IPPTA, 1976 at New Delhi.

• Studies on the salt cake replacement with gypsum in the modified kraft recovery process, P.K. Bhattacharya and S. Basu. Presented at 28th annual technical session of Indian Institute of Chemical Engineers, 1975 at Calcutta.

• Upgrading of cellulose pulps, Part I: Removal of pentosans and mineral matter, P. K. Bhattacharya and M.K. Trivedi. Presented at the annual international conference of IPPTA, 1974 at New Delhi.