• Energy and Environmental interfacing area
• Emission inventories from different energy sources (coal/petroleum/biomass based) and modeling
• Bioenergy and alternative fuel sources
• Coal gasification and Liquefaction
• Coal/biomass co-combustion

• Modeling carbonaceous aerosol source influence and atmospheric effects (NCAP).(Responsibility: Co-PI, Funded by: MoEF&CC, Rs. 106.08 lakhs)
• Efficient and large scale production of carbon quantum dots (CQDTs) from cheap coal feedstock. (Responsibility: Member, Funded by: CSIR)
• Probing the Changing Atmosphere and its Impacts in Indo-Gangetic Plains (IGP) and Himalayan Regions (PSC-112). [Project Acronym: AIM – IGPHim] (Responsibility: PL, Funded by: CSIR, Rs. 95.636 lakhs)
• Development of feasibility assessment model for adaptation of underground coal gasification technology in the North-East region of India (GAP-261). (Responsibility: Co-PI, Funded by: DIT, Govt. of India, Rs. 111.32 lakhs)
• Desulphurization of high sulphur NE Indian coals (GAP-249). (Responsibility: Member, Funded by: Ministry of Steel, Govt. of India, Rs. 193.76 lakhs)
• Gradation (Annual) of NER coals (CNP-464). (Responsibility: Member, Funded by: NECL, CIL, Rs. 1.95 lakhs)
• Completed Projects:
  1. Emissions from coal based industries: Development of Predictive model (GAP-229). (Responsibility: PI, Funded by: Ministry of Coal, Govt. of India, Rs. 82.46 lakhs)
  2. Feasibility studies for manufacturing of soil conditioner from coal and coal waste (CNP-456) (Responsibility: Member, Funded by: DGM, Nagaland, Rs. 82.46 lakhs)
  3. Gradation of Assam coals (CNP-459). (Responsibility: Member, Funded by: NECL, CIL, Rs. 2.75 lakhs)

Total No. of Publications: 21 (SCI Journals)

• JyotilimaSaikia, Sonali Roy, ManobjyotiBordoloi, Binoy K. Saikia, PrasenjitSaikia Atmospheric aerosols around three different types of coal-based industries: Emission parameters, cytotoxicity assay, and principal component analysis. 2018, Journal of Aerosol Science, 126 (2018) 21–32, IF:2.24
• A. Sen, A.S. Abdelmaksoud, Y. NazeerAhammed, Mansour Aِ. Alghamdi, Tirthankar Banerjee, P. Saikiaet. al. Variations in particulate matter over Indo-Gangetic Plains and Indo-Himalayan Range during four field campaigns in winter monsoon and summer monsoon: Role of pollution pathways. 2017, Atmospheric Environment, Vol. 154 Pg. 200–224, IF: 4.012
• JyotilimaSaikia, BardwiNarzary, Sonali Roy , ManobjyotiBordoloi, Binoy K. Saikia,PrasenjitSaikiaNanominerals, fullerene aggregates, and hazardous elements in coal and coal combustion-generated aerosols: An environmental and toxicological assessment. 2016, Chemosphere, Vol. 164 Pg. 84–91, IF: 5.108
• JyotilimaSaikia, Puja Khare, Binoy K. Saikia, PrasenjitSaikia Polycyclic aromatic hydrocarbons (PAHs) around tea processing industries using high-sulfur coals. 2016, Environ Geochem Health, Vol. 39 (5), pp 1101–1116, IF: 3.252
• B. Mahanta, A. Saikia, P. Saikia, BK Saikia Mineralogical composition and ash geochemistry of raw and beneficiated high sulfur coals. 2016, Journal of the Geological Society of India, Vol. 88 Pg. 339–349, IF: 0.994
• JyotilimaSaikia, PrasenjitSaikia, RatanBoruah, Binoy K Saikia Ambient air quality and emission characteristics in and around a non-recovery type coke oven using high organic sulphur coal. 2015, Science of the Total Environment, 530–531,304–313, IF: 5.589
• Upendra N. Gupta, Rajiyung S. Barman, RupamKataki, Rahul S. Chutia, Bimala P. Baruah, PrasenjitSaikiaProduction and characterization of bio-oil produced from Ipomoea carnea bio-weed. 2015, Bioenergy Research, Vol. 8(3), pp 1212–1223, IF: 2.500
• A. Sen, Y. Nazeer Ahammed, B. C. Arya, Tirthankar Banerjee, G. ReshmaBegam, P. Saikiaet. al. Atmospheric Fine and Coarse Mode Aerosols at Different Environments of India and the Bay of Bengal during Winter-2014: Implication of a Coordinated Campaign. 2014, MAPAN, 29(4), pp 273-284, IF:1.250
• D. Konwer , R. Kataki& P. Saikia Pyrolysis of Some Indigenous Tree Species of Northeast India: Effect of Pyrolysis Temperature and Heating Rate on the Products Yield and Char Quality. 2007, Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 29:15, 1433-1442, IF:0.894
• P. Saikia , R. Kataki , P. K. Choudhury& D. Konwer Carbonization of Eight Bamboo Species of Northeast India. 2007, Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, 29:9, 799-805, IF:0.894

Book Chapters

• MridusmritaSarmah, B P Baruah, PrasenjitSaikia Industrial emissions from coal utilization and its effect on climate change. 2013, Climate Change & Himalayan Ecosystem-indicator, Bio & Water Resources, India, ISBN: 978-81-7233-847-3, Scientific Publishers, Jodhpur, India.
• R. Kataki and PrasenjitSaikia Greenhouse gas emission from solid fuels in the rural households of Assam: A case study of Sonitpur district. 2012, Renewable Energy & Sustainable Development, India, ISBN: 978-93-80261-78-2, EBH Publishers, India.
• R. Kataki and Prasenjitsaikia Bamboo and its potentiality as a Source of Bio-energy in North-east India. 2007, Renewable Energy and Energy Management, India, ISBN: 81-8189-194-5, International Book Distributing Co., India.

• National Renewable Energy Fellowship (as Senior Research Fellow) of Ministry of New and Renewable Energy, Govt. of India (2005 to 2009).
• National Renewable Energy Fellowship (as Post Doctoral Fellow) of Ministry of New and Renewable Energy, Govt. of India (2010-2011).
• Received best Interactive Poster Award in International conference on “Next Generation plant production and bioresources utilization Technologies” (NGPPBUT-2019) at IIT, Guwahati during 11th to 13th February, 2019.
• Received IIME Best Paper Award (Tamotia Award) under Environmental Topics related to Mineral Processing for the paper entitled “Ambient air quality and emission characteristics in and around a non-recovery type coke oven using high sulphur coal”, published in Science of the Total Environment, Vol. 530-531 (2015) pp.304-313.
• Paper published in Bioenergy Research entitled “ Production and characterization of oil from weed species Ipomoea Carnea received international attention as mentioned below:
  1. Biotechnology in Development Countries, CAS-TWAS Centre of Excellence for Biotechnology (CoEBio) highlighted the article in their TWAS-Regional Biotechnology News in January, 21st 2015.
  2. International Service for the Acquisition of Agri-biotech Application (ISAAA) an International organization highlighted this article as exceptional research findings in their Crop Biotech News Letter in January, 2015.
  3. The article also received special attentions by Renewable Energy Global Innovations {ISSN: 2291 – 2460} as a key scientific article contributing to the excellence in Energy Research.
• Nominated for Young Engineer’s Award-2011 given by Senior Engineer’s Forum, Greater Guwahati.

• Member of HEDON Household Energy Network, UK.
• Member of Partnership for Clean Indoor Air (PCIA), led by Environmental Protection Agency, USA.
• Member of NRE – Fellowship Alumni Association, Ministry of New and Renewable Energy, Govt. of India.
• Life membership of Assam Science Society (LM No. 236)
• Life membership of Indian Institute of Mineral Engineers (IIME ID: LM911)
• Life member, National Environmental Science Academy (L/M NO. 1821).
• Life member, Materials Research Society of India, (L/M NO. 2690).
• Joint Secretary, Materials Research Society of India, North East Chapter
• Executive member, Indian Institute of Mineral Engineers’ North East Chapter

• Journal of Energy and Natural Resources (ISSN: 2330-7366 (Print), ISSN: 2330-7404 (Online))
• American Journal of Environmental Protection (ISSN: 2328-5680 (Print), ISSN: 2328-5699 (Online))
• International Journal of Environmental Monitoring and Analysis (ISSN: 2328-7659 (Print), ISSN: 2328-7667 (Online))

Reviewed more than 40 papers for the following journals.

• Bioresource Technology
• International Journal of Science and Qualitative Analysis
• Journal of Physical Science and Environmental Studies
• International Journal of Natural Resource Ecology and Management
• Journal of Medical and Biological Science Research
• African Journal of Biotechnology
• American Journal of Environmental Protection
• International Journal of Environmental Science & Technology
• Research Journal of Engineering and Technology
• American Journal of Renewable and Sustainable Energy
• African Journal of Biotechnology
• American Journal of Environmental Protection
• International Journal of Environmental Monitoring and Analysis
• International Research Journal of Public and Environmental Health
• International Journal of Agricultural and Food Sciences

Chairing Session in the International Conference/Seminar

• Chaired the First Technical Session of 4th International Conference on Natural Polymer (ICNP-15) held at Kottayam, Kerala, during 10th to 12th April, 2015.

• Biogas and its prospects in north-east India, Lecture delivered in the Regional Training cum Workshop on Integrated Rural Energy Planning, organized by Arunachal Pradesh Energy Development Agency (APEDA) in collaboration with Regional Institutes of IREPD, Itanagar, Arunachal Pradesh during 10th to 12th March, 2005.
• Energy and Environment, Lecture delivered in the Regional Training Programme on Renewable Energy Sources, organized by North Eastern Regional Institute of Water and Land Management (NERIWALM), Tezpur, Assam during 3rd to 5th August, 2006.
• Biomass Gasification and Its Potentiality, Lecture delivered in the Regional Training Programme on Renewable Energy Sources, organized by North Eastern Regional Institute of Water and Land Management (NERIWALM), Tezpur, Assam during 3rd to 5th August, 2006.
• Waste to Energy, Lecture delivered in the Training programme in connection with Rajiv Gandhi AkshayUrza Divas, organized by Science Centre, Assam Science Society, Tezpur, Assam on 17th August, 2006.
• Prospects of Renewable Sources, Lecture delivered in connection with Rajiv Gandhi AkshayUrza Divas, organized by Science Centre, Assam Science Society, BiswanathChariali, Assam on 20th August, 2006.
• Indoor Air Pollution, Lecture delivered in connection with Rajiv Gandhi AkshayUrza Divas, organized by District Administration, Golaghat and Career Guidance Cell, DKD College, Dergaon, Assam on 4th December, 2006.
• Indoor Air Pollution and Its Effect on Human Health, Lecture delivered in a Continuing Education Programme (CEP) on “Biodegradable waste Management and its application” organized at Defence Research Laboratory, Tezpur held from 3rd to 5th March, 2008.
• Energy Conservation and Renewable Energy Prospect in North East India. Key note speech delivered in “Oil and Gas Conservation Fortnight – 2012” organized by Oil India Ltd. Moran during 25th – 31st January, 2012.
• Invited as Resource Person in the face-to-face interaction with Children’s in connection with National Children’s Science Congress held in Dumduma Girl’s High School, Dumduma during September, 2012.
• Presented an Invited Talk on “Bio-oil: The next generation fuel and utilization of bio-weed for its production: A future prospect” in 4th International Conference on Natural Polymer (ICNP-15) to be held at Kottayam, Kerala, during 10th to 12th April, 2015.
• Presented a talk on “Coal utilization, mining and Storage: an insight of the human toxicity” 2018, National Conference on “Chemistry for Human Health and Environment” (CHHE 2018), organized by Delhi University and NESA, New Delhi.
• Presented an Invited Talk on “Can North east India be the Bio-energy hub of Indian economy?” 2019, National Conference on “Recent Advances in Science and Technology (NCRAST-2019)” held at NEDFi Convention Centre, Guwahati, organized by Assam Science and Technology University, Guwahati.