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Dr. Saakshi Dhanekar

INSPIRE Faculty

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  • About
  • Research Interest
  • Contact Information
  • Awards/Acheivements
  • PhD Scholar
  • Funded Projects
  • Student Projects
  • Publication

About

Dr. Saakshi Dhanekar completed her Ph.D. in Electronics from Nano-Sensor Research Laboratory, F/o Engg. and Technology, Jamia Millia Islamia (Central University), New Delhi, India in January 2012. She worked as Assistant Professor at Amity Institute of Nanotechnology, Amity University, Noida, India from August 2011 till December 2012. She was awarded a 5 year project from Department of Science and Technology, Ministry of Science and Technology, Govt. of India under INSPIRE Faculty Scheme. She joined CARE, IIT Delhi in January 2013 as INSPIRE Faculty and is presently implementing her project based on detection of bacteria using nanomaterials for safe drinking water

Member of professional bodies:

  • Sensors Research Society, ID 196

  • Indian Congress Science Association, ID L29284

  • Semiconductor Society (India), ID SSI/SD/1553

  • Institute of Smart Structure and Systems, ID LM685

  • IEEE, ID 93944578

    Research Interest

  • Nano-materials (porous silicon, metal oxides)
  • Prototype development for breath analysis
  • Sub-micron channel based transistors
  • Electrical and optical detection of gas/bio-molecules
  • MEMS devices and microsystems
  • Microfluidics (Lab-on-a-Chip)
  • Silicon IC Technology

  • Sakshi

Contact Information

Email sdhanekar@care.iitd.ac.in, saakshi.dhanekar@yahoo.com
Telephone (O) +91-11-26597331
Facsimile +91-11-26596219
Address Centre for Applied Research in Electronics,
Indian Institute of Technology, Delhi
Hauz Khas, New Delhi - 110 016, INDIA

Awards/Acheivements

  • Best paper awarded: "Selective acetone electrical detection using functionalized nano-porous silicon", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das presented at 12th IEEE India International Conference (INDICON), 17-20 December 2015, Jamia Millia Islamia (Central University), New Delhi, India

  • INSPIRE Fellow under DST INSPIRE Faculty Scheme

  • Editorial Board Member for Journal of Electrical and Electronics Engineering, Science Publishing Group

  • Reviewer for Biosensors and Bioelectronics, Materials Science and Engineering B, RSC Advances, Sensors Review

  • Was awarded CSIR-SRF fellowship in 2011

  • Received scholarships twice during consecutive semesters in Master's programme for securing rank in top 3 positions

  • Was awarded as 'Most Disciplined Student of the year 2003-04' by Shaheed Rajguru College of Applied Sciences for Women, Delhi University

Ongoing

    Samaresh Priyanka Dwivedi

    Area  : Development of semiconductor nanostructures and their integration with MEMS for sensing applications

    Fellowship  : Institute Fellowship
    Supervisor : Dr. Saakshi Dhanekar and Dr. Samaresh Das

    Sachin Dhariwal

    Area  :Development of micro- and nano-structures for RF applications

    Fellowship  : Institute Fellowship
    Supervisor : Dr. Saakshi Dhanekar and Dr. Mahesh Abegaonkar

Funded Projects

  1. Development of Porous Silicon based biosensor device for detection of E. coli Bacterium for Safe Drinking Water, 35 Lakh excluding salary, Department of Science and Technology, Ministry of Science and Technology, Govt of India, PI: Dr. Saakshi Dhanekar

  2. Flexible Sensing Device for Detection of E. Coli in Water,Under collaborative Research and Education Program between Bio-Nano Electronics Research Center (BNERC), Toyo University and IIT Delhi, Role: Faculty involved

M.Tech Project (jointly with Prof. S. Chandra)

RFDT (Radio frequency design and technology) Batch 2012-14

  1. Design and development of test structures for extraction of parameters of semiconductor material processes and devices, Lt. Cdr. Jaidrath Yadav

  2. Design, fabrication and packaging of RIE etched diaphragm based MEMS piezoresistive pressure sensor, Rishabh Batra

RFDT (Radio frequency design and technology) Batch 2013-15

  1. Process parameter extraction using a bipolar transistor test-chip, Dalesh Kumar Sahu

  2. Design fabrication and testing of thin film transistor, Lt. Cdr. Nishchint Mahajan

  3. Design and fabrication of DC MEMS switch, Lt. Cdr. Yogesh Uttarwar

  4. Design, fabrication and testing of capacitive micromachined ultrasonic transducer, Kuldeep Kumar Singh

  5. Design, fabrication and testing of MOSFET on silicon on insulator (SOI) substrate, Anshu Gupta

  6. Design, fabrication, packaging and testing of piezoresistive pressure sensor, Shivakant Dwivedi

RFDT (Radio frequency design and technology) Batch 2014-16

  1. Design and fabrication of recessed beam DC MEMS switch with pull-up electrode on the glass, Gurpratap Singh

  2. Study and optimization of boron diffusion process for BJT & P-N junction diode fabrication, Anudeep Singh

  3. Design & fabrication of MOSFET test chip for process characterization, Vineet Kumar Verma

M. Sc.

  • Shilpa Kumari, Anjan Mukherjee, M.Sc. Physics (2012-2014), Fabrication and Characterization of MOS Capacitor and MOS transistor

  • B.Tech

    1. Chandan Bagdia, Engineering Physics (2010-2014), Fabrication and Characterization of Thin Film and Nanostructured Based Gas Sensors

    2. Harshil Lakhani and Rahul K. Meena, Engineering Physics (2010-2014), Design and Fabrication of Silicon Solar Cells

    Patents

    1. An improved process for the preparation of functionalized porous silicon exhibiting highly sensitive and selective response to moisture, Saakshi Dhanekar, S. S. Islam, Harsh, Indian Patent filed with application no. 2459/DEL/2012 on 7 August 2012

    2. A microelectromechanical (MEMS) switch, Sudhir Chandra, Saakshi Dhanekar, Bhagaban Behera, Gurpartap Singh, Indian Patent filed with application no. 201611041136 on 1 December 2016

    3. 3. Molybdenum trioxide and nano silicon for acetone detection, Saakshi Dhanekar, Priyanka Dwivedi, Samaresh Das, no. 201711002327 on 20 January 2017

    Publications

    Journal Publications

    1. Published: "Effect of organic vapour on porous alumina based moisture sensor in dry gases", Saakshi Dhanekar, Tarikul Islam, S.S.Islam, Kamalendu Sengupta, Debdulal Saha, Sensors and Transducers, vol. 6, 2009, pp. 117-127

    2. Published: "Organic vapour sensing by porous silicon: Influence of molecular kinetics in selectivity studies", Saakshi Dhanekar, S.S. Islam, T. Islam, A. K. Shukla, Harsh, Physica E, vol. 42, 2010, pp. 1648-1652

    3. Published: "Highly sensitive porous silicon sensor: detection of organic vapours using photoluminescence quenching technique", Saakshi Dhanekar, S. S. Islam, T. Islam, Harsh, International Journal on Smart sensing and Intelligent systems, vol. 3, 2010, pp. 1-13.

    4. Published: "PL quenching technique: A sensitive probe for detecting organic vapours at low ppm", Saakshi Dhanekar, S. S. Islam, T. Islam, Harsh, International Journal of Nanoscience, vol. 10, nos. 4 & 5 2011, pp. 777-781

    5. Published: "Photo-induced electrochemical anodization of p-type silicon: Achievement and demonstration of long term surface stability", Saakshi Dhanekar, S. S. Islam, Harsh, Nanotechnology, vol. 23, 2012, pp. 235501 (8 pages)

    6. Published: "Porous Silicon Biosensor: Current Status", Saakshi Dhanekar, Swati Jain, Biosensors and Bioelectronics, vol. 41, 2013, pp. 54-64

    7. Published: "Micro-mixer device with deep channels in silicon using modified RIE: Fabrication, packaging and characterization", Saakshi Dhanekar, Sudhir Chandra, R. Balasubramaniam, Journal of Microsystem Technologies, Springer, vol. 22, 2016, pp. 515-522

    8. Published: "Morphology dependent PL quenching of multi-zone nanoporous silicon: Size variant silicon nanocrystallites on a single chip", Saakshi Dhanekar, S. S. Islam, C. M. Julien, A. Mauger, Materials and Design, vol. 101, 2016, pp. 152 \96 159

    9. Published: "Optical measurement of trace level water vapours using functionalized porous silicon: selectivity studies", Saakshi Dhanekar, Indu Sharma, S. S. Islam, RSC Advances, vol. 6, 2016, pp. 72371-72377.

    10. Published: "Synthesis of a-MoO3 nano-flakes by dry oxidation of RF sputtered Mo thin films and their application in gas sensing", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, Semiconductor Science and Technology, vol. 31, 2016, pp. 115010 (7pp).

    11. In press: "TiO2 functionalized nano-porous silicon sensor: Low ppm alcohol vapors detection at room temperature", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, Sudhir Chandra, Journal of Materials Science and Technology (http://dx.doi.org/10.1016/j.jmst.2016.10.010)

    12. Accepted: "Efficient PL emission from p-type porous silicon: A comparative study for selection of effective anodization parameters", Saakshi Dhanekar, S. S. Islam, Silicon

    13. Published: "Polymer functionalized nanostructured porous silicon for selective water vapor sensing at room temperature", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, Superlattices and Microstructures, vol. 104, 2017, pp. 547-552.

    14. In press: "Scalable fabrication of prototype sensor for selective and sub-ppm level ethanol sensing based on TiO2 nanotubes decorated porous silicon", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, Neha Chauhan, Vivekanandan P., D. Sakthi Kumar, Sensors and Actuators B.

    Conference Publications

    1. 'Study of cross- sensitivity of porous alumina based trace moisture sensor in dry gases', Saakshi Dhanekar, P. M. Z. Hasan, S. Hussain, T. Islam, S. S. Islam, K. Sengupta, D. Saha, IEEE Conference publication, 2008 3rd International Conference on Sensing Technology, pages 656-660

    2. 'Development of reactive ion etching process for deep etching of silicon for micro-mixer device fabrication', Saakshi Dhanekar, R. Tiwari, B. Behera, S. Chandra, R. Balasubramaniam, IEEE Conference publication, Design, Test, Integration and Packaging of MEMS/MOEMS (DTIP), 2014, pages 1-6

    3. 'Selective acetone electrical detection using functionalized nano-porous silicon', Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, IEEE Conference publication, 2015 Annual IEEE India Conference (INDICON), pages 1-4

    Book Chapter

    1. In press: "Effective Sensing Techniques for Detection of E. coli Bacteria in Potable Water", Saakshi Dhanekar in Techno-Societal 2016 eds. Prashant M. Pawar et al., Springer, 2017 (10.1007/978-3-319-53556-2_40).

    International/National Conferences

    1. "Study of Cross- Sensitivity of Porous Alumina based Trace Moisture Sensor in Dry Gases, S. Dhanekar, P.M.Z.Hasan, S.Hussain, S.S.Islam, T.Islam, K.Sengupta, D.Saha" in 3rd International Conference on Sensing Technology, ICST, Nov 30-Dec 3, 2008, Taiwan.

    2. "Organic Vapor Sensing by Porous Silicon: Investigation of Morphological Dependence, Saakshi Dhanekar, P.M.Z.Hasan, S.S.Islam, T.Islam, Harsh", in National Conference on Nanomaterials: Synthesis and Applications, 6-7 February, 2009, DAV College, Jalandhar, India

    3. "Selective Organic Vapour Sensing by Porous Silicon: Significance of Morphology, Saakshi Dhanekar, P.M.Z.Hasan, S.S.Islam, T.Islam, Harsh", XVth International Workshop on the Physics of Semiconductor Devices, 15-19 December, 2009, Jamia Millia Islamia, New Delhi, India

    4. "Efficient Photoluminescence from Porous Silicon with specific selection of anodization parameters, Saakshi Dhanekar, S.S.Islam, T.Islam, Harsh", XVth International Workshop on the Physics of Semiconductor Devices, 15-19 December, 2009, Jamia Millia Islamia, New Delhi, India

    5. "Sensor parameters studies of porous silicon sensor by photoluminescence quenching technique, Saakshi Dhanekar, S.S.Islam, T.Islam, Harsh", 2nd National Conference on Nanomaterials and Nanotechnology, 21-23 December, 2009, Lucknow University, India

    6. "PL quenching: A sensitive probe for detection of organic vapours by porous silicon at low ppm\94, Saakshi Dhanekar, Prabhash Mishra, S. S. Islam, T. Islam, Harsh", 4th International Conference on Science and Technology, 17-20 February 2010, IIT Bombay, India.

    7. "Optical detection of organic vapours by photo-electrochemically etched porous silicon based sensors, Saakshi Dhanekar, Prabhash Mishra, S.S.Islam, T. Islam, Harsh", 7th International Conference on Porous Semiconductor \96 Science and Technology (PSST), 14-19 March 2010, Valencia, Spain.

    8. "Stability achievement by Photo-electrochemical etched optical sensors, Saakshi Dhanekar, S.S.Islam, T.Islam", National Conference on Recent Advances in Condensed Matter Physics, 14-15 March 2011, Department of Physics, Aligarh Muslim University Aligarh, India.

    9. "Sensing Studies of Chemically Modified Porous Silicon, Saakshi Dhanekar, S.S.Islam, Harsh", National Workshop on Nanotechnology for Defence Applications, 14-15 November 2011, Solid State Physics Laboratory (SSPL), Delhi, India

    10. "Detection of Mono/Double Layer Formation of Porous Silicon Using Raman & PL Spectroscopy, Saakshi Dhanekar, S. S. Islam, Harsh", 3rd International Conference on Current Development in Atomic, Molecular, Optical and Nano Physics, 14-16 December 2011, Delhi University, India

    11. "Enhanced sensitivity from surface treated porous silicon, Saakshi Dhanekar, Swati Rajput, S.S.Islam, Harsh", XVIth International Workshop on Physics of Semiconductor Devices (IWPSD), 19-22 December 2011, IIT Kanpur, India

    12. "Selective moisture sensing by chemically treated porous silicon sensors, Saakshi Dhanekar, Indu Sharma, S.S.Islam, Harsh", XVIth International Workshop on Physics of Semiconductor Devices (IWPSD), 19-22 December 2011, IIT Kanpur, India

    13. "Sensitivity studies of functionalized porous silicon for detection of alcohols, Saakshi Dhanekar, S. S. Islam", 9th International Workshop on Nanomechanical Sensing, 6-8 June 2012, IIT Mumbai, India

    14. "Nano-Porous Silicon Based Electrochemical Glucose Sensor, Saakshi Dhanekar, Himani Kohli, S. S. Islam, Harsh", 1st Winter Workshop on Engineering at Nanoscale: Materials to Bio-sensors, 10-12 December 2012, IIT Indore, Madhya Pradesh, India.

    15. "Sensitive PL quenching technique for selective detection of moisture based on nano-porous silicon, Saakshi Dhanekar, S. S. Islam, Harsh", 17th National Seminar on Physics and Technology of Sensors, 11-13 March 2013, Jamia Millia Islamia, New Delhi, India.

    16. "Development of Highly Selective Moisture Sensor based on Functionalized Nano-Porous Silicon", Saakshi Dhanekar, S.S.Islam, Harsh, 3rd International Conference on Advanced Nanomterials and Nanotechnology, 1-3 December 2013, IIT Guwahati, India

    17. "Surface Studies of Functionalized Porous Silicon for Development of Selective Moisture Sensor", Saakshi Dhanekar, S.S.Islam, Harsh, International Union of Materials Research Society-International Conference in Asia (IUMRS-ICA), 16-20 December 2013, IISc Bangalore, India.

    18. "Development of reactive ion etching process for deep etching of silicon for micro-mixer device fabrication", Saakshi Dhanekar, Ruchi Tiwari, Bhagaban Behera, Sudhir Chandra, R. Balasubramaniam, DTIP, 1-4 April 2014, Cannes C\F4te d' Azur, France

    19. "Room temperature moisture detection by polymer functionalized nano-porous silicon", Priyanka Dwivedi, Saakshi Dhanekar, 4th International Conference on Advanced Nanomterials and Nanotechnology, 8-11 December 2015, IIT Guwahati, India

    20. "Selective acetone electrical detection using functionalized nano-porous silicon", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, 12th IEEE India International Conference (INDICON), 17-20 December 2015, Jamia Millia Islamia (Central University), New Delhi, India

    21. "Low ppm selective sensing of alcohol by titania deposited nano-porous silicon sensor", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, 10th Porous Semiconductors - Science and Technology (PSST), 6-11 March 2016, Tarragona, Spain.

    22. "TiO2 nanostructures decorated porous silicon based sub ppm level and selective detection of ethanol", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, D. Sakthi Kumar, International Meeting on Chemical Sensors (IMCS), 10-13 July, 2016, Jeju Island, Korea

    23. "Sensitive bacteria detection for safe drinking water: Low cost development of bio-chips", Saakshi Dhanekar, Priyanka Dwivedi, India International Science Festival, 7-11 December 2016, NPL, New Delhi, India

    24. "Optimized process for synthesis of MoO3 nanostructures using Mo thin films", Priyanka Dwivedi, Saakshi Dhanekar, Samaresh Das, 11-15 December 2016, IISc Bangalore, India

    25. "Fabrication and characterization of high-k dielectric based MIS capacitors for advanced MISFETs", Akshay Potuwar, Akshay Moudgil, Saakshi Dhanekar, Samaresh Das, 27-30 December, 2016, IIT Bombay, India

    Invited/Organized

    1. Invited Talk on "Process of product development" at Sri Vitthal Education and Research Institute (SVERI), Pandharpur, Maharashtra, India' for Techno-societal 2016 (International conference on advanced technologies for societal applications), 20-21 December 2016.

    2. Invited Talk on "Effective Sensing Techniques for Detection of E. coli Bacteria in Potable Water" at Sri Vitthal Education and Research Institute (SVERI), Pandharpur, Maharashtra, India\92 for Techno-societal 2016 (International conference on advanced technologies for societal applications), 20-21 December 2016.

    3. Invited talk on "Design and development of silicon based MEMS and microfluidics for bio-applications" in Recent Trends in Instrumentation and Electronics (RTIE) 2016 at Shaheed Rajguru College of Applied Sciences for Women, Delhi University, 5-6 October 2016.

    4. Invited for delivering a talk in CEP, Solid State Physics Laboratory (SSPL), DRDO, Delhi on "MEMS and Microfluidics for bacteria detection", 8 September 2016.

    5. Invited for delivering guest lectures for M.Tech. in Micro- and Nano-electronics students at IIIT Jabalpur on 24-25 April 2016.

    6. Was a part of National Advisory Committee for National Level Tech-fest for engineering students on 6th March 2016 at Roorkee Engineering & Management Technology (REMTech) at Shamli, U.P., India

    7. Was a session chair in 12th IEEE India International Conference (INDICON) held during 17-20 December 2015 at Jamia Millia Islamia (Central University), New Delhi, India

    8. Was a part of organizing team for a 2-day Conference on Recent Trends in Instrumentation and Electronics', 5-6 January 2015 at Shaheed Rajguru College of Applied Sciences for Women, Delhi University.

    9. Invited as Speaker for a short course on 'Mechatronics, MEMS and Microfabrication' at IIT Indore, 7-11 July 2014.

    10. Invited as Mentor to Faculties of 'Sri Vitthal Education and Research Institute (SVERI), Pandharpur, Maharashtra, India' for '3rd Theme Meeting on Micro and Nano-Technology for Service in Rural India' during 26-27 April 2014.

    11. Invited as Speaker for Indo-UK Conference on Advances in Chemical Sensors (IUSACS), 11-12 February 2014, Gargi College, Delhi University, New Delhi, India

    12. Judged the event 'Innovative ideas for teaching science in schools and Recreate, Reuse Science projects' in DPS Science Fair organized by Delhi Public School, Vasant Kunj, New Delhi on 11th and 23rd November 2013.