(1) Microfluidic Electrolyzers for Production and Separation of Hydrogen from Sea Water using Naturally Abundant Solar Energy, Saptak Rarotra, Tapas Kumar Mandal and Dipankar Bandyopadhyay. Energy Technol., 2017, 5, (1–11). DOI: 10.1002/ente.201600512.
(2) Formic acid powered reusable autonomous ferrobots for efficient hydrogen generation under ambient conditions Amit Kumar Singh, Saptak Rarotra, Viswanath Pasumarthi, Tapas Kumar Mandal and Dipankar Bandyopadhyay, J. Mater. Chem. A, 2018,6, 9209-9219.
(3) Self-organized large-scale-integration of mesoscale ordered heterojunctions for process-intensified photovoltaics, Siddharth Thakur, Saptak Rarotra, Mitradip Bhattacharjee, Shirsendu Mitra, Gayatri Natu, Tapas Kumar Mandal, Ashok Kumar Dasmahapatra, and Dipankar Bandyopadhyay (Phys.Rev.Applied, 10, 064012 (2018).
(4) Graphite/RGO coated Paper μ- Electrolyzers for Production and Separation of Hydrogen and Oxygen, Saptak Rarotra, Shaik Shahid, Mahuya De, Tapas Kumar Mandal, and Dipankar Bandyopadhyay (Energy- EGY-D-20-02422R4- [EGY_120490].
(5) Investigation of Extraction of 4-Oxopentanoic Acid by N, N-Dioctyloctan-1-amine in Six Different Diluents: Equilibrium Study, Sushil Kumar, Hasan Uslu, Dipaloy Datta, Saptak Rarotra, and Kusuma Rajput. J. Chem. Eng. Data, 2015, 60 (5), 1447–1453.DOI: 10.1021/je501154g.
(6) Electric Field Assisted Multicomponent Reaction in a Microfluidic Reactor for Superior Conversion and Yield, Surjendu Maity, Joydip Chaudhuri, Shirsendu Mitra, Saptak Rarotra and Dipankar Bandyopadhyay, Electrophoresis (Manuscript ID elps.201800377).
(7) A continuous semi-micro reactor prototype for electrochemical reduction of CO2 into formic acid. Rupam Sinha, Agam Bisht, Saptak Rarotra, Tapas Mandal. Industrial & Engineering Chemistry Research. (Ind. Eng. Chem. Res. 2020, 10.1021/acs.iecr.9b03304).
(8) The effect of annealing on band gap and optical properties of CdS/CdS-TiO2 nanoparticles. Mitradip Bhattacharjee, Saptak Rarotra, Sagnik Middya, Dipankar Bandyopadhyay. IEEE Xplore. DOI: 10.1109/optronix.2017.8349999 (Electronic ISBN: 978-1-5386-1119-7)
(9) The advanced sensing systems for NO -based on Metal-organic frameworks: Applications and future opportunities. Pawan Kumar, Ki-Hyun Kim, Saptak Rarotra, Liya Ge, Grzegorz Lisak. TrAC Trends in Analytical Chemistry.
(10) Progress and Challenges on Battery Waste Management: A Critical Review. Saptak Rarotra, Satyabrata Sahu, Pawan Kumar, Ki-Hyun Kim, Yiu Fai Tsang, Vikas Kumar, Parveen Kumar, Madhavi Srinivasan, Andrei Veksha, Grzegorz Lisak, Chemistry Select 2020, 5, 6182 –6193.
(11) Recent advancements in transparent carbon nanotube films: chemistry and imminent challenges; Samarjeet Singh Siwal, Adesh Kumar Saini, Saptak Rarotra, Qibo Zhang, Vijay Kumar Thakur, Journal of Nanostructure in Chemistry, https://doi.org/10.1007/s40097-020-00378-2.
(12) Biological metal organic framework (Bio-MOF) for detection of voltaic organic compounds (VOCs) ; Shibyendu Nikhar, Paras Sahu, Saptak Rarotra, Pawan Kumar, Inorganic Chemistry Communications, INOCHE-D-21-00438R1.
(13) Rarotra, S., Kumar, P., Satyabrata, S. et al. Transformation of recovered cobalt from lithium-ion batteries into zeolitic imidazolate framework-67. J Mater Cycles Waste Manag (2021). https://doi.org/10.1007/s10163-021-01328-y.
(14) Green Recycling Methods to Treat Lithium-Ion Batteries E-Waste: A Circular Approach to Sustainability Joseph Jegan Roy, Saptak Rarotra, Vida Krikstolaityte, Kenny Wu Zhuoran, Yang Dja-Ia Cindy, Xian Yi Tan, Michael Carboni, Daniel Meyer, Qingyu Yan, and Madhavi Srinivasan. Adv. Mater. 2021, 2103346, DOI: 10.1002/adma.202103346 .
Conference Publications:
1 Presented a paper on ‘BIODIESEL ‘at BCET 2006, Gurdaspur.
2 Saptak Rarotra, Smita Raghuvanshi, “Laboratory Scale Development of Isothermal Biofilter Column and Its Application for Removal of Dichloromethane”. International Conference CHEMCON 2011, Bangalore.
3 Saptak Rarotra, and Kusuma Rajput and Sushil Kumar,” Application of Ionic Liquids in the Extraction of Organic Acids: A Brief Review. TACEE 2012, BITS Pilani, Pilani.
. 4 Saptak Rarotra, Tapas Kumar Mandal, Dipankar Bandyopadhyay, "Electrolytic Production of Hydrogen Energy by Water-Splitting in Polymer based Micro reactors". Flow Chemistry India, SELECT BIOSCIENCES, CSIR-IICT, Hyderabad, India 2014 (Best Poster Awarded).
5 Saptak Rarotra, Tapas Kumar Mandal, Dipankar Bandyopadhyay, "Field-induced Conversion of CO2 and Sea Water into Organic Products inside a Micro-fluidic Reactor. International Conference on MEMS and Sensors (ICMEMSS), Indian Institute of Technology Madras, Chennai, INDIA 2014.
6 Amit Kumar Singh, Seim Timung, Divesh Ranjan, Saptak Rarotra, Tapas Kumar Mandal and Dipankar Bandyopadhyay,"Vinegar driven micromotors for nanoparticle synthesis" . Emerging Materials: Characterization & Application, CSIR-CGCRI, and Kolkata, India 2014.
7 Mitrodip Bhattacharjee, Nilanjan Mandal, Satarupa Dutta, Saptak Rarotra, Harshal B. Nemade, Tapas Kumar Mandal and Dipankar Bandyopadhyay,"Controlled Drug Release: Attachment of Drugs on Magnetic Nanoparticles" . International Conference on Translational Nano medicine T-NANO, Ahmedabad, India 2014.
8 Mitradip Bhattacharjee , Saptak Rarotra , Dipankar Bandyopadhyay,” Change in optical absorption of CdS nanoparticles due to microwave assisted annealing”. Proceedings of the India International Science Festival- Young Scientists’ Meet. Department of Science and Technology, Government of India – Dec 4-8, 2015 held at Indian Institute of Technology Delhi.
9 Saptak Rarotra, Tapas Kumar Mandal, Dipankar Bandyopadhyay,” Vindicated use of Microfluidic technology in Energy harvesting.” CHEMCON 2016, Indian Institute of Technology, Guwahati India 2016.
10 Surjendu Maity, Saptak Rarotra and Dipankar Bandyopadhyay, “Field Induced Enhanced Productivity of Multiphase Microfluidic-Reactor”. 3rd Indo German workshop, Indian Institute of Technology, Guwahati, India 2016.