rrdas.ece's picture
Dr. Rukmini Raman Das
Institute Professor
Department of Electronics Engineering Indian Institute of Technology
rrdas.ece@iitbhu.ac.in
542-2310410
Area of Interest: 
Microprocessor, Digital Systems & Switching Theory

Academic Qualification:
                       
Ph. D. Electronics Engineering, IT-BHU ─ 2006
(Ph. D. Topic: “Neuro-Fuzzy Classifiers for Identification of  Gases / Odours”)
M. Sc. (Electronics Engineering), BHU─1975
B. Sc. (Electronics Engineering), BHU─1972
P.U.C.,  BHU─1967
High School, U. P. Board, Allahabad─ 1966
 
Throughout FIRST CLASS academic career with Honours at B.Sc. Engineering level.
 
 Academic Distinction:            Recipient of BHU GOLD MEDAL for securing 1st position in M. Sc. Electronics Engineering Examination─1975.
 
Professional Employment:
 
Lecturer(Temp.)          :  July 1975 – 18 Feb. 1979            Department of Electronics Engineering, IT, BHU.
                                                                                                 
Lecture                        : 19 Feb. 1979 – 30 March 1985    Department of Electronics Engineering, IT, BHU.
                                                                                                
Reader                          : 1 April 1985 - 29 Oct. 2007         Department of Electronics Engineering, IT, BHU.                                                                                      
Professor                      : 30 Oct. 2007 – 30 June 2016       Department of Electronics Engineering, IIT(BHU).
           
Institute Professor        : 1 July 2016 – 30 June 2017         Department of Electronics Engineering, IT, BHU.
         
     
 
PG & UG Teaching Experience:         41 Years   ( Professor 9 yrs +Reader 22 yrs.+ Lecturer 10 yrs)                                                                                                         
 

Area of Research & Teaching Interest:                      

  • Digital Circuit & Systems, Logical Design of Switching Circuits,
  • Pattern recognition techniques using soft computational methods with a special reference to gases/ odors classification & quantification.

Ph.D. Thesis Guided :                       03

  • Application of Soft Computational Techniques for Identification/ Quantification of Gases/Odors using Responses of Tin Oxide based Sensor Arrays  ( Feb. 2012)
  •  Classification and Quantification of Individual/Binary Mixture of Gases/Odors with Soft Computational Techniques Using SnO2 Based Thick Film Sensor Array ( Oct. 2015) 
  • Fabrication & Characterization of Gridded Gate Pt/SiO2/Si MOS Sensors for Hydrogen & Hydrogen containing Gases.(Submitted – August 2015)

                                                                                   
 
M. Tech. Dissertations Guided:          32
 

Research Projects Completed:            05   (sponsored by HRD / AICTE, New Delhi )
 

  • Establishment of  “Centre for Research in Microprocessor Applications” - Ministry of Human Resource Development, Rs. 10.00 lacs.
  • Application of 16/32 Bit Microprocessor -  Ministry of Human Resource Development, Rs.6.00 lacs.
  •  Application of 16/32 Bit Microprocessor -  Ministry of Human Resource Development, Rs.8.00 lacs. 
  • Modernisation of Circuit & Systems Laboratory - Ministry of Human Resource Development, Rs.10.00 lacs.
  •  Fault Tolerant Digital System Design - All India Council for Technical Education (AICTE), Rs. 6.90 lacs.

Publications :
 

  1.  Vinod Kumar, Sunny, V.N. Mishra, R. Dwivedi, R.R. Das, “Effect of RF Plasma on Gridded Gate Pt/SiO2/Si MOS Sensor for Detection of Hydrogen”, IEEE Sensors Journal, Vol. 16, No.16, pp.6205-6212, August 2016.
  2. Sunny, Vinod Kumar, V. N. Mishra, R. Dwivedi and R. R. Das, “Classification and Quantification of Binary Mixtures of Gases/Odors Using Thick Film Gas Sensor Array  Responses”, IEEE Sensors Journal,  Vol. 15, No. 2, pp.1252-1260, February 2015.
  3. Sunny, Vinod Kumar, V. N. Mishra, R. Dwivedi and R. R. Das, “Role of Exposure and Recovery Transients in Classification of Gases/Odors with Thick Film Sensor Array”, IEEE Transaction on Nanotechnology, Vol. 13, Iss. 6, pp 1266-1272 Nov. 2014 .
  4. Sunny, V. N. Mishra, R. Dwivedi and R. R. Das, “Quantification of Individual Gases/Odors Using Dynamic Response of Gas Sensor Array with ASM Feature Technique”,  IEEE Sensors Journal, Vol. 14, No.4, pp. 1006-1011, April 2014.
  5. Sunny, R. Kumar,V. N. Mishra, R. Dwivedi and R. R. Das,“A Dynamic Response, Transformed cluster Analysis and Radial Basis Function Neural Network Based Gases/Odors Identification Approach Using a Thick Film Gas Sensor Array”, Journal of Computational and Theoretical Nanoscience, Vol. 11, No. 4, pp. 1199-1204, 2014.
  6. Vinod Kumar, Sunny, Ishpal Rawal, V.N. Mishra, R. Dwivedi, R.R. Das, “Fabrication and Characterization of Gridded Pt/SiO2/Si MOS Structure for Hydrogen and Hydrogen Sulphide Sensing”, Journal of Materials Chemistry and Physics, Vol. 146, Iss. 3, pp.-418-424, 2014.
  7. Vinod Kumar, Sunny, V.N. Mishra, R. Dwivedi, R.R. Das, “Influence of gridded gate structure on gas sensing behavior of hydrogen”, Journal of Applied Physics, Vol. 115, 204514-1-5, 2014.
  8. Sunny, V. N. Mishra, R. Dwivedi and R. R. Das, “Performance Comparison of Linear Discriminant Analysis and Principal Component Analysis for Classification of Gases/Odors with Neural Classifier”, Advanced Science, Engineering and Medicine, Vol. 5, pp.1051-1057, 2014.
  9. Sunny, Vinod Kumar, V. N. Mishra, R. Dwivedi and R. R. Das, “Fabrication and Characterization of Integrated Thick Film Gas Sensor Array for Detection of LPG, Nitrous Oxide, Acetone and 2-Propanol”, Advanced Science, Engineering and Medicine, Vol. 6,  pp. 1210-1217,  2014.
  10. Sunny, V. N. Mishra, R. Dwivedi and R. R. Das, “Classification of Gases/Odors Using Dynamic Responses of Thick Film Gas Sensor Array”, IEEE Sensors Journal, Vol. 13, No. 12,pp. 4924- 4930, December 2013.
  11. Sunny, V. N. Mishra, R. Dwivedi and R. R. Das, “Gases/Odors Identification with Artificial Immune Recognition System Using Thick Film Gas Sensor Array Responses”, IEEE Sensors Journal, Vol. 13, No. 8, 3039-3045, August 2013.
  12. N. S. Rajput, R. R. Das, V. N. Mishra, K. P. Singh, R. Dwivedi, “A Fully Neural Implementation of Unitary Response Model for Classification of Gases/ Odours Using the Responses of Thick Film Gas Sensor Array, Sens. Actuators B, Sens. Actuators B, Vol. 155, pp. 759–767, 2011.
  13. Ravi Kumar, R.R. Das, V.N. Mishra, R. Dwivedi, “Fuzzy Entropy Based Neuro-Wavelet Identifier-Cum-Quantifier for Simultaneous Identification and Quantification of Odors/Gases” , IEEE Sensors Journal, Vol.11, Issue 7, pp.1548-1555, July 2011 
  14. Ravi Kumar, R.R. Das, V.N. Mishra, R. Dwivedi, “Wavelet Coefficient Trained Neural Network Classifier for Improvement in Qualitative Classification Performance of Oxygen-Plasma Treated Thick Film Tin Oxide Sensor Array Exposed to Different Odors/gases”, IEEE Sensors Journal, Vol.11, Issue 4, pp.1013-1018, April 2011
  15. N. S. Rajput, R. R. Das, V. N. Mishra, K. P. Singh, R. Dwivedi, “A neural net implementation of SPCA pre-processor for gas/odor classification using the responses of thick film gas sensor array”, Sens. Actuators B, Vol. 148, pp.  550 – 558, 2010.
  16. Ravi Kumar, R.R. Das, V.N. Mishra, R. Dwivedi, “A Neuro Fuzzy Classifier cum Quantifier for Qualitative and Quantitative Analysis of Individual Odor Using Responses of Thick-Film Tin-Oxide Sensors”, IEEE Sensors Journal, Vol.10, Issue 9, pp. 1461-1468, September 2010
  17. Ravi Kumar, R.R. Das, V.N. Mishra, R. Dwivedi, “A Radial Basis Function Neural Network Classifier for the Discrimination of  Individual Odor Using Responses of Thick- Film Tin-Oxide Sensors”, IEEE Sensors Journal, Vol.9, Issue 10, pp. 1254-1261, October 2009
  18.  R.R. Das, K.K. Shukla, R. Dwivedi, A.R. Srivastava, “Discrimination of Individual  Gas/Odour Using Responses of Integrated Thick Film Tin Oxide Sensor Array and Fuzzy –Neuro Concept” Microelectronics Journal Vol. 30, pp.793-800,1999.
  19. K.K. Shukla, R.R. Das & R.Dwivedi,” Adaptive Resonance Neural Classifier for Identification of Gases/Odours Using an IntegratedSensor Array”, Sensor and Actuators B, Vol. 50, , pp. 194 –203, 1998.
  20. R.R. Das and Raghu Nath, “A  Modified  Darlington  Pair  for Improving the Performance of Voltage Follower Circuits”, JIETE, Vol. 25, No.8, pp.325-327,1979.
  21. S.B. Shukla and R.R. Das, “Human Cardiac Response to Breath Holding in Air”, Ind. Jr. Chest Dis. XXI, 2, pp. 80 – 85,1979.
  22. Raghu Nath and R.R. Das, “A Low Noise High Gain Broad Band Amplifier Using Bipolar Transistors”, Journal of Electronics Engineering (India), Vol. V,  pp. 135-142, 1976.   

Academic Contributions:

  •  Actively contributed to the R&D programs in the area of Intelligent Sensors and Virtual  Instrumentation as a part of activity under MOU with CEERI, Pilani.
  • Established state of the art Laboratory facilities in the area of Embedded System Design.
  • Planned, developed and established “P.G. and Research Laboratory” of Digital Techniques and Instrumentation (DTI) specialization of the Department
  • Significantly contributed in establishment of “Centre for Research in Microprocessor Applications” created by HRD, Govt. of India.
  • Contributed in PG / UG course restructuring and syllabus preparation for theory and practical courses of DTI specialization.
  • Upgraded Laboratory facilities of Microprocessor and Digital / Analog Circuit Laboratories.

Additional Information:
 
 

  • Co-Principal Investigator – Centre of Advance Studies, Department of Electronics Engineering, I.T., BHU.
  • Member (invited) -Telecommunication Service Committee, B H U.
  • Chairman- Sub-committee of Telecommunication Service Committee, B H U
  • Chairman - Telecommunication Service Committee, B H U
  • Chairman – Short-listing committee (2011) for under 25% promotion quota for filling up the post of Lab. Attendant for non-technical Group-D employees.
  • Chairman – Screening Committee IT BHU for the post of Laboratory Attendants / Technical Assistants etc.
  • Convener – DUGC, Department of Electronics Engineering.
  • Member – IT Workshop committee for Main Workshop IT (2011-12)
  • Member of Advisory Committee of Centre for Research in Microprocessor Applications, Department of Electronics Engineering, IT-BHU.
  • Member, Advisory Committee of Special Assistance Program (SAP), Department of Electronics Engineering, IT-BHU
  • Purchase Secretary, Centre for Research in Microprocessor Applications and earlier also worked for Department Electronics Engineering, IT-BHU.
  • Secretary, Organizing Committee, “Short Term Course of Microprocessor Applications”, Department of Electronics Engineering, IT-BHU.