CSIR-Central Glass & Ceramic Research Institute
A Unit of Council of Scientific and Industrial Research

सीएसआईआर-केंद्रीय काँच एवं सिरामिक अनुसंधान संस्थान
वैज्ञानिक और औद्योगिक अनुसंधान परिषद की एक इकाई
(An ISO 9001:2015 Certified Institute)
    Home    Glass      Dr Ashis Kumar Mandal
Principal Scientist
Glass Division

Phone: +91-33-23223341

E-mail:1) ashis@cgcri.res.in
              2) ashismand@gmail.com

DOB:25 December 1975

B.E. (Chemical), Jadavpur University
Ph.D.(Engineering), Jadavpur University

Joined CGCRI on 9th APRIL 2001

Research Interest
  • Material processing using microwave energy, Working to develop green glass melting process using microwave energy, Preparation of glass ceramic using microwave heating, filter glasses for UV transmission and IR absorption. Transition metal doped glasses. Setting up pilot scale facility for production of specialty glasses, indigenous development of Nd doped phosphate glass. Optimization Glass Melting Process to develop phosphate glass in pilot scale. Utilization of waste to develop glass for practical purpose. Cold crucible Induction Melting for producing ultra pure glass at high temperature.

Professional Career
Designations Organisation Duration
Scientific Officer/C Heavy Water Plant (Manuguru), Heavy Water Board,
Department of Atomic Energy
August’1998- April’2001
Scientist IV( 1) Central Glass and Ceramic Research Institute, CSIR April’2001- April’2005
Scientist Central Glass and Ceramic Research Institute, CSIR April’2005- April 2010
Senior Scientist Central Glass and Ceramic Research Institute, CSIR April 2010- till date

  • Recipient of best poster award for the work entitled “Self Stirring Effect in Glass Melted Using Microwave Radiation” by Ashis Kumar Mandal and Ranjan Sen in the National Symposium on Materials and Processing-2012 (MAP-2012), BARC, Mumbai during October 10-12, 2012.
  • The poster entitled ‘Energy transfer based eye safe infra-red luminescence from Nd3+-Yb3+-Er3+ triple ion doped metaphosphate glasses’ A. D. Sontakke, K.Biswas, A. K. Mandal, K. Annapurna, received first prize for the best poster presented at International Conference on Advanced Functional Materials (ICAFM-09) held at NIIST, Trivandrum, Kerala (India) during 9 – 10 Dec 2009.
  • The work entitled “Microwave heating : an alternate process of glass melting” by Ranjan Sen and Ashis Kumar Mandal, was presented as Invited talk in 24th International Congress on Glass (ICG 2016), Shanghai International Convention Center (SHICC) , China, April 7th to 11th, 2016.
  • Reviewed manuscript for the Journal like Ceramic International, Geoderma, Transactions of the Indian Ceramic Society, Journal of Hazardous Materials and many others.

Selected Publications
Summary: Total 52 (Journal 24, Conference 28)

Recent Publications
  1. Preparation of colourless phosphate glass by stabilising higher Fe[II] in microwave heating, A. K. Mandal*, B. Mandal, Kavya I, T.G. Ajithkumar, A. Halder, P. K. Sinha, and Ranjan Sen, Scientific Reports | (2018) 8:6195 | DOI:10.1038/s41598-018-24287-1
  2. Optimization of melting parameters and minimizing OH content in SiO2-B2O3¬-Na2O-BaO glass system in microwave heating, A. K. Mandal† and R Sen, International Journal of Applied Glass Science, Accepted 2018.
  3. Preparation of Chromium doped phosphate glass adopting microwave irradiation and comparative analysis of properties with conventional glass, Arijit Basak, Lata Ramrakhiani, Sourja Ghosh, Ranjan Sen, Ashis K Mandal*, Journal of Non-Crystalline Solids (2018). https://doi.org/10.1016/j.jnoncrysol.2018.04.014]
  4. An Overview on Microwave Processing of Material: A Special Emphasis on Glass melting, Ashis K. Mandal* and Ranjan Sen; Materials and Manufacturing Processes, 2017 32, 1, 1-20.
  5. Industrial waste derived biosorbent for toxic metal remediation: Mechanism studies and spent biosorbent management, Lata Ramrakhiani, Avik Halder, Abhradeep Majumder, Ashis K. Mandal, Swachchha Majumdar,Sourja Ghosh, Chemical Engineering Journal 308 (2017) 1048–1064.
  6. A comparative spectrophotometric study using ferrozine and 1, 10 ortho-phenanthroline to evaluate the iron redox ratio (Fe2+/Ʃ Fe) in glass prepared by microwave heating, Biswajit Mandal, Prasanta Kumar Sinha, Ranjan Sen and Ashis Kumar Mandal*, Analytical Sciences, 2016, 32, 571-576.

Patents filed / Granted
Summary: 03 (Indian, filed)
  1. Process for preparation of iron-doped alumino-phosphate glass using microwave energy in air atmosphere for heat absorbing application. (Indian Patent : 0022NF2016 ; Patent application no: 201611009089)
  2. A process of producing borosilicate glass with OH content less than 70 ppm using microwave heating, Indian Patent : 0131NF2016 (Submission date: May 12, 2016)
  3. A method for effective utilization of tannery solid waste to develop usable glass product , Indian Patent : 0271NF2016 (Patent application no: 201611041924; 08-12-2016)

Notable Research Contribution
  • Developed Energy efficient, cost effective method for melting of bulk glass by microwave heating. Demonstrated 50-70% energy saving and also shorter processing time in microwave melting of glass in compare to conventional resistance heating. Demonstrated less evaporation loss of ingredients and less contamination from crucible wall in microwave heating compare to conventional glass melting. Demonstrated ‘Self Stirring effect’ in microwave melting. 500 g Glass melted using microwave radiation at temperature up to 1400 - 1500oC.
  • Develop heat (IR) absorbing glass in air atmosphere.
  • Estimation of Iron redox ratio ( Fe2+/total Fe) in glass with spectrophotometric methods developing ferrozine color complex.
  • Experience in setting up of pilot plant and its operation for many specialty glasses and glass ceramic blocks (i.e. radiation shelding window glass, ultra low glass ceramic).
  • Developed rare earth doped oxy-fluoride glass-ceramics containing fluoride nano-crystals (Eu doped NaYF4) of low phonon energy.
  • Developed a process for utilization of toxic tannery solid waste to develop glass.
Sponsored Research Projects

    Updated on: 13-11-2018 12:40 
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