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sensors & Materials Research Lab,Department of Physics,University of Lucknow,India
Research Scholar-Project Fellow

Dr.Karunesh Tiwari

 

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PROFILE

 AcadamicianDr.Karunesh Tiwari: Acadamician CURRICULUM VITAE

KARUNESH TIWARI
PHONE : +91-9451037737 •
E-MAIL : karuns51@gmail.com
ADDRESS: ESI B/578, SRY, SECTOR-A, ALIGANJ, LUCKNOW - 226024

DR. KARUNESHTIWARI CITIZENSHIP INDIA
MALE- 29 YEARS

EDUCATION

Ph.D. (Humidity/Gas sensors based on Nanocomposites ) University of Lucknow, Lucknow
2010 (Awarded)
M.Sc. Ist div (Physics) Dr.RML Avadh Univ.Faizabad
2004
B.Sc. Ist div (Phy. Chem,Maths) Dr.RML Avadh Univ.Faizabad
2002
XIIth IInd div (H, E, P,C,M) U.P.Board
1999
Xth Ist div (H, E, S, SSc, M, Bio) U.P.Board

PROFESSIONAL\RESEARCH EXPERIENCE ( 3 YEARS)
• Three years laboratory work experience in synthesis and characterization of materials using the techniques like sol-gel, screen printing and pellet formation using hydrolyic pressure machine and characterization by XRD, SEM.
• Applications of various Nanomaterials as Humidity Sensors/Gas Sensors.
TEACHING EXPERIENCE ( 03 YEARS)
Graduate Teaching (B.Sc. & B.Tech)
1. Guest Lecturer in Physics ( Deptt. of Physics,Univ. of Lucknow, Lucknow) Jul. 2007-Mar. 2009
2. Responsibilities :- Combining lecture and ad-hoc responses to students' questions. Preparing teaching notes, examination papers, grade homework assignments. Providing tutorials after class hours and evaluation of term papers.
3. Current Position:- Asistant Professor in Physics (Deptt. of Physics, HLYITM, Lucknow)
May-2010-Contd……
PAPERS AND PUBLICATIONS (IN INTERNATIONAL JOURNALS)
• “Humidity Sensing Studies of WO3-ZnO Nanocomposites” Sensors and Transducers, Vol. 104, pp 109-118, May 2009.
• This paper reports the morphological and humidity sensing studies of WO3- ZnO nanocomposites. Pellets are prepared in the weight% ratio of 10:1. The pellets have been annealed at 3000 C to 500 0C. XRD pattern also shows peaks of zinc tungstate formed due to the solid state reaction between WO3 and ZnO. This sensing element shows good sensitivity and reproducibility with less ageing effect.
• “Morphological and Humidity Sensing Studies of WO3 Mixed With ZnO And TiO2 Powders”, Sensors and Transducers Journal, Vol.96, Issue.9, pp.42-46, Sept.2008.
• This paper reports the morphological and humidity sensing studies of WO3- ZnO nanocomposites. Pellets are prepared in the weight% ratio of 10:1. The pellets have been annealed at 3000 C to 500 0C. XRD pattern also shows peaks of zinc tungstate formed due to the solid state reaction between WO3 and ZnO. This sensing element shows good sensitivity and reproducibility with less ageing effect.
• “Relative Humidity Sensing Studies of WO3-ZnO Nanocomposite”, Advanced Materials Research Vols. 79-82 (2009) pp 365-368.
• This paper reports the morphological and humidity sensing studies of WO3- ZnO nanocomposites. Pellets are prepared in the weight% ratio of 10:1. The pellets have been annealed at 3000 C to 500 0C. XRD pattern also shows peaks of zinc tungstate formed due to the solid state reaction between WO3 and ZnO. This sensing element shows good sensitivity and reproducibility with less ageing effect.
• “Characterization and Use of ZnO-TiO2 Nanocomposite for Humidity Sensing”, paper Communicated to Journol of Materials Science (2011), (Under Review).
• This paper reports the morphological and humidity sensing studies of ZnO-TiO2 nanocomposites. Pellets are prepared in the weight% ratio of 10:1. The pellets have been annealed at 2000 C to 500 0C. XRD pattern also shows peaks of zinc tungstate formed due to the solid state reaction between ZnO and TiO2. This sensing element shows good sensitivity and reproducibility with less ageing effect.

• “Morphological and Relative Humidity Sensing Properties of Pure ZnO Nanomaterial”, Sensors & Transducers Journal Vol. 122, Issue 11, November 2010, pp.9-19
• This paper reports the morphological and humidity sensing studies of ZnO nanomaterial. Pellets are prepared in the weight% ratio of 10:1. The pellets have been annealed at 2000 C to 500 0C. XRD pattern also shows peaks of zinc tungstate formed due to the solid state reaction between ZnO. This sensing element shows good sensitivity and reproducibility with less ageing effect.

• “Cu2O doped ZnO as Moisture Sensors”, Paper Communicated to IEEE Journal on Sensors 2011, (Accepted).
• This paper reports the morphological and humidity sensing studies of ZnO-Cu2O nanocomposites. Pellets are prepared in the weight% ratio of 10:1. The pellets have been annealed at 2000 C to 500 0C. XRD pattern also shows peaks of zinc tungstate formed due to the solid state reaction between ZnO and Cu2O. This sensing element shows good sensitivity and reproducibility with less ageing effect.

PRESENTATIONS\ SEMINARS
• “Relative Humidity Sensing Studies of WO3:ZnO Composite”, presented at 13th national seminar on physics and technology of sensor, Univ. of Pune,Pune Feb. 2006.
• “Morphological and Humidity Sensing Properties Of ZnWO4 Nanocomposite”: presented at International Seminar on High Temperature Materials,Banaras Hindu University, Varanasi, Feb-2008.
• “Humidity sensor based on ZnO Nanomaterial”, presented at ICNB-2010,IACQER, Visakhapattanam, A.P, Feb-2010.
• Humidity sensing properties of Cu2+ doped WO3 nanomaterials, presented at IIIrd Natcon-Namtech -2010, Lucknow.
• Air moisture sensing properties of WO3 and Cu2+ doped WO3 nanomaterial, presented at 16th NSPTS, 2011, Lucknow.
RESEARCH IN PROGRESS
• Study of humidity sensing studies of WO3 and related composites materials such as Ag, CuO etc.
ACADEMIC ACHIEVEMENTS
• 48 research papers have been published in various International and National journals\conferences
• RCMF prizes for best industry oriented sensor work: Prizes have been instituted through Lt. Dr. R. Chandrashekhar Memorial Fund, Pune University to encourage the Industry oriented sensor research work. The prize is given to the main working author of last year’s paper/talk who has tried further to improve on the work to make it more industrially useful and presented the work in the present NSPTS. If some industrial interaction/collaboration is already started it is obviously still better.
• Honored by All India Students Federation for obtaining 1st division marks in the B.Sc. Examinations, MLK PG college, Balrampur.
EXTRA-CURRICULAR ACTIVITIES AND ACHIEVEMENTS
• Awarded as best volunteer in 2008 National conference on Nanomaterials and Nanotechnology, University of Lucknow, Lucknow.
• 1st position in 2000 Independence Day India Exhibition, MLK PG college, Balrampur.

STATISTICAL SKILLS
MS Word, MS Excel , Power point

List of Publications

Papers in International Journols
1. Moisture Sensing Application of Cu2O Doped ZnO Nanocomposites Pandey, N.; Roy, A.; Tiwari, K. Sensors Journal, IEEE Vol. Issue:99 pp. 1 - 1
2. Ag doped WO3 Nanomaterials as Relative Humidity Sensor Pandey, N.; Tiwari, K.; Roy, A. Sensors Journal, IEEE Vol. Issue:99 pp 1 - 1
3. Morphological and Relative Humidity Sensing Properties of Pure ZnO Nanomaterial, N.K.Pandey, Karunesh Tiwari, Sensors & Transducers Journal Vol. 122, Issue 11, pp.9-19, November 2010.
4. Morphological and Humidity Sensing Studies of WO3 Mixed With ZnO And TiO2 Powders, N K , Anupam Tripathi, Karunesh Tiwari, Akash Roy, Amit Rai, Priyanka Awasthi, Aradhana Mishra, Alok Kumar, Sensors and Transducers Journal, Vol.96, Issue.9, pp.42-46, Sept.2008.
5. Humidity Sensing Studies of WO3-ZnO Nanocomposite N. K. Pandey, Anupam Tripathi, Karunesh Tiwari, Sensors & Transducers Journal, Vol. 104, Issue 5, May 2009, pp. 109-118.
6. Relative Humidity Sensing Studies of WO3-ZnO Nanocomposite, N K Pandey, A Tripathi, K Tiwari, A Roy, Advanced Materials Research Vols. 79-82 (2009) pp 365-368.
7. ZnO-TiO2 Nanocomposite as Moisture Sensor, N. K. Pandey, K. Tiwari, A. Roy, paper Communicated to IJPAP (2011).

Papers in International conferences
8. Study of SnO2 doped TiO2 as a Humiditt Sensor, N.K.Pandey, Rai Amit, Tiwari Karunesh, Roy Akash, Mishra Aradhana and Awasthi Prianka, published in proceedings of ICONN 2010, SRM Chennai, India. 24-26 Feb 2010. Pp.148-148.

9. Humidity Sensor Based on WO3-SnO2 Nanocomposites, N.K.Pandey, A. Roy, K.Tiwari, A. Rai, P.Awasthi and A. Mishra, published in proceedings of ICONN 2010, SRM Chennai, India. 24-26 Feb 2010. Pp.228-229..

10. Cu2O doped ZnO as Moisture Sensors, Pandey N K, Tiwari K, and Roy A, published in IEEE Conference on Sensors 2009, New Zealand.

11. Relative Humidity Sensing Studies of WO3-ZnO Nanocomposite, N K Pandey, A Tripathi, K Tiwari, A Roy, published in MFMS-2009, Ocean University of China, Qunigdao, China.

12. N. K. Pandey, K. Tiwari, A. Tripathi, A. Roy, A. Rai, and P. Awasthi, Relative Humidity Sensing Properties Of Cu2O Doped ZnO Nanocomposite, AIP Conf. Proc. June 29, 2009,Volume-1147, pp. 463-466

13. Humidity sensing studies of SnO2-WO3 Nanocomposite, N. K. Pandey, A. Roy, A.Tripathi, K. Tiwari, A. Tripathi, A. Rai and P. Awasthi, published in ICANN-2009, IIT Gauhati, India,pp.E-126.

14. Moisture sensing studies WO3-SnO2 Nanocomposite, N.K.Pandey, Akash Roy, Anupam Tripathi, Karunesh Tiwari, Amit Rai, Prianka Awasthi, Aradhana Mishra and Alok Kumar, published in ICNB-2010,IACQER, Visakhapattanam, A.P., India, pp.41.

15. Humidity sensor based on ZnO Nanomaterial, Pandey, N.K., Tiwari Karunesh, Rai Amit, Roy Akash, Mishra Aradhana, Awasthi Prianka, published in ICNB-2010,IACQER, Visakhapattanam, A.P., India, pp.161.

16. Morphological and humidity sensing studies of WO3 mixed with silver powder, Pandey, N.K., Mishra Aradhana, Tiwari Karunesh, Rai Amit, Roy Akash, Awasthi Prianka, published in ICNB-2010,IACQER, Visakhapattanam, A.P., India, pp.167.

Papers in National Conference
17. N.K.Pandey, Karunesh Tiwari, Akash Roy, Ag Loaded WO3 Nanomaterials for Moisture Sensing Application, published in proccedings of proccedings of National Conference on Sensors and Actuators : Science to Technology-2011,p.36.
18. N.K.Pandey, Karunesh Tiwari, Akash Roy, A.shukla, A.kumar, S.S.A Rasool , Humidity sensing properties of Cu2+ doped WO3 nanomaterials, published in proccedings of proccedings of IIIrd Natcon-Namtech -2010, Volume -1 , Issue-1, Nov-Dec -2010, p.222-225, ISSN-229-4872.
19. N.K.Pandey, Akash Roy, Karunesh Tiwari, Alok Kumar, S.S.A Rasool , Moisture sensing properties of pure WO3 nanomaterial and WO3-SnO2 nanocomposite, published in proccedings of IIIrd Natcon-Namtech -2010, Volume -1 , Issue-1, Nov-Dec -2010, p.209-213, ISSn-229-4872.
20. N.K.Pandey, Karunesh Tiwari, Akash Roy, Amit Srivastava, Alok Kumar, Vachaspati Srivatava, Air moisture sensing properties of WO3 and Cu2+ doped WO3 nanomaterial, published in proccedins of 16th NSPTS, Feb.11-13, 2011, Lucknow Journol of Science , Vol.8,No.1,2011, p.83-86, ISSN-0974-813X.
21. N.K.Pandey, Akash Roy, Karunesh Tiwari, Alok Kumar, S.S.A Rasool , Humidity sensing behaviour of nanocrystallineWO3 pellet published in proccedins of 16th NSPTS, Feb.11-13, 2011, Lucknow Journol of Science , Vol.8,No.1,2011, p.142-146,ISSN-0974-813X.
22. Zinc (II) Oxide-Titanium (II) Oxide Nanocomposite Humidity Sensor, Pandey, N.K., Tiwari Karunesh, Rai Amit, Roy Akash, Mishra Aradhana, Awasthi Prianka, published in proceedings of 15th National Seminar on Physics and Technology of Sensors, March, 4-6, 2010, University of Pune, pp.C-21-3.

23. Study of SnO2 Doped TiO2 as a Humidity Sensor, N.K.Pandey, Rai Amit, Tiwari Karunesh, Roy Akash, Mishra Aradhana, Awasthi Prianka,Srivastava Vachaspati, published in proceedings proceedings of 15th National Seminar on Physics and Technology of Sensors, March, 4-6, 2010, University of Pune, Pune, pp.C-33-2.

24. Comparative Study of Resistive Type Humidity Sensor Based on WO3 and SnO2 Doped WO3, N.K.Pandey, A. Roy, K.Tiwari, A. Rai, P.Awasthi, A. Mishra, Kumar.A, Chakravorty .S, Rasool S.S.A, published in proceedings of 15th National Seminar on Physics and Technology of Sensors, March, 4-6, 2010, University of Pune, Pune, pp.C-35-3.

25. Humidity Sensing Studies of Silver Doped Tungsten Oxide, Pandey, N.K., Mishra Aradhana, Tiwari Karunesh, Rai Amit, Roy Akash, Awasthi Prianka, Vachaspati Srivastava, published in proceedings of 15th National Seminar on Physics and Technology of Sensors, March, 4-6, 2010, University of Pune, Pune, pp.C-36-2.3.

26. WO3 doped ZnO as moisture sensor, N. K. Pandey, K. Tiwari, A. Kumar , A. Rai, A. Roy, A. Mishra, P. Awasthi, PUBLISHED IN PROCRRDINGS OF 2ND NATINAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NATCON NAMTECH-2009), LUCKNOW, U.P., INDIA, PP.59.

27. STUDIES ON SNO2 DOPED TIO2 AS HUMIDITY SENSOR, Pandey, N.K., Rai Amit, Tiwari Karunesh, Roy Akash, Mishra Aradhana, and Awasthi Prianka, PUBLISHED IN PROCRRDINGS OF 2ND NATINAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NATCON NAMTECH-2009), LUCKNOW, U.P., INDIA, PP.63.

28. Moisture sensor based on Ag doped WO3, Pandey, N.K., Mishra Aradhana, Rai Amit, Tiwari Karunesh, Roy Akash, and Awasthi Prianka, PUBLISHED IN PROCRRDINGS OF 2ND NATINAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NATCON NAMTECH-2009), LUCKNOW, U.P., INDIA, PP.111.

29. HUMIDITY SENSING PROPERTIES OF CU2O DOPED SNO2 PANDEY, N.K., Awasthi Prianka, Tiwari Karunesh, Roy Akash, Rai Amit, and Mishra Aradhana, PUBLISHED IN PROCRRDINGS OF 2ND NATINAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NATCON NAMTECH-2009), LUCKNOW, U.P., INDIA, PP.183.

30. Humidity sensing application of WO3-SnO2 Nanocomposite, N.K.Pandey, Akash Roy, Anupam Tripathi, Karunesh Tiwari, Amit Rai, Prianka Awasthi, Aradhana Mishra, Alok Kumar and Sujata Chakroborty, PUBLISHED IN PROCRRDINGS OF 2ND NATINAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NATCON NAMTECH-2009), LUCKNOW, U.P., INDIA, PP.359.
31. Application of Ag doped WO3 as moisture sensor, Pandey, N.K., Mishra Aradhana, Rai Amit, Tiwari Karunesh, Roy Akash, and Awasthi Prianka, PUBLISHED IN PROCRRDINGS OF 2ND NATINAL CONFERENCE ON NANOMATERIALS AND NANOTECHNOLOGY (NATCON NAMTECH-2009), LUCKNOW, U.P., INDIA, PP.356.

32. Relative Humidity Sensing Properties of Cu2O mixed ZnO Nanocomposite, Pandey N.K., Karunesh Tiwari, Anupam Tripathi, Akash Roy, Amit Rai, Prianka Awasthi, PO-TU 59, pp.11, Intenational Conf. on Transport and Optical Properties of Nanomaterials, January 5-8, 2009, Allahabad University, India.

33. Morphological and Humidity Sensing Properties Of ZnWO4 Nanocomposite, N K Pandey, Karunesh Tiwari, Anupam Tripathi, Priyanka Awasthi, O-13, International Seminar on High Temperature Materials, 23-25 February, 2008, Institute of Technology, Banaras Hindu University, Department of Mechanical Engineering, Varanasi, India.

34. Humidity Sensing Studies Of WO3 Mixed With ZnO And TiO2 Powders, N K Pandey, Anupam Tripathi, Karunesh Tiwari, Akash Roy, Amit Rai, Priyanka Awasthi, Aradhana Mishra, Proc. 13th National Seminar on Physics and Technology of Sensors, C-25, p.120-22, March 7-9, 2008, Mumbai.

35. Relative Humidity Sensing Studies of WO3:ZnO Composite, N K Pandey, Karunesh Tiwari, Anupam Tripathi, Akash Roy, Amit Rai, Priyanka Awasthi, Aradhana Shukla, Proc. 13th National Seminar on Physics and Technology of Sensors, C-25, p.120-22, March 7-9, 2008, Mumbai.

36. Zinc Stannate Nanomaterial as Moisture Sensor, N K Pandey, Karunesh Tiwari, Akash Roy, Amit Rai, Priyanka Awasthi, Proc. 14th National Seminar on Physics and Technology of Sensors, p.9, March, 1-3, 2009, Gwalior.

37. Morphological and Humidity Sensing Studies of WO3-ZnO Composite, N.K.Pandey, Anupam Tripathi, Karunesh Tiwari, Proc. 14th National Seminar on Physics and Technology of Sensors, p.10, March, 1-3, 2009, Gwalior.

38. Humidity Sensing Properties Of Zinc Oxide (ZnO) Nanomaterial Prepared Through Hydroxide Route By Drop Wise Addition Method, N K Pandey, Karunesh Tiwari, Anupam Tripathi, Akash Roy, Priyanka Awasthi, p.115, National Conf. on Nanomaterials and Nanotechnology, 2007, Univ. of Lucknow..

39. Structural And Electrical Properties Of CuO Doped Zinc Oxide (ZnO) Humidity Sensor, N K Pandey, Karunesh Tiwari, Mahendra Kumar, Anupam Tripathi, Akash Roy, Priyanka Awasthi, p.107, National Conf. on Nanomaterials and Nanotechnology, 2007, Univ. of Lucknow.

40. ZnO Doped WO3 as Humidity Sensors, N K Pandey, Anupam Tripathi, Karunesh Tiwari, Akash Roy, Priyanka Awasthi, p.107, National Conf. on Nanomaterials and Nanotechnology, 2007, Univ. of Lucknow.

41. Mathematical Formulation for Temperature Mapping, Fiber Bragg Grating Sensors, Pandey N. K., Tripathi Anupam, Tiwari Karunesh, Roy Akash Proc. of XXXIII OSI Symposium on Optics and optoelectronics, Assam, 2007.

42. Study of TiO2 Doped Zinc Oxide (ZnO) Material As A Humidity Sensor, NK Pandey, Karunesh Tiwari, Anupam Tripathi, Akash Roy, Priyanka Awasthi, p.113, National Conf. on Nanomaterials and Nanotechnology, 2007, Univ. of Lucknow

43. Humidity Sensing Studies of WO3-ZnO Composite Powder, N K Pandey, Anupam Tripathi, Karunesh Tiwari, Akash Roy, Amit Rai, Prianka Awasthi, National Conference on Relevance and Dimensions of Nanoscience and Nanotechnology, B.S. College, Patna, 19-21 April, 2008.

44. Relative Humidity Sensing Studies of ZnO:WO3 Composite Powder Pellet, N K Pandey, Karunesh Tiwari, Anupam Tripathi, Akash Roy, Amit Rai, Prianka Awasthi, National Conference on Relevance and Dimensions of Nanoscience and Nanotechnology, B.S. College, Patna, 19-21 April, 2008.

45. Humidity Sensing Application of Cu2O mixed ZnO Composite, N K Pandey, Amit Rai, Akash Roy, Karunesh Tiwari, Anupam Tripathi, p.22, Proc. UGC Sponsored National Seminar on Applications of Nanoscience and Nanotechnology, Women’s College, Patna, 12 Sept, 2008.

46. Study of ZnO Doped Al2O3 Material as a Humidity Sensor, N K Pandey, Amit Rai, Akash Roy, Karunesh Tiwari, Anupam Tripathi, p.47, Proc. UGC Sponsored National Seminar on Applications of Nanoscience and Nanotechnology, Women’s College, Patna, 12 Sept, 2008.

47. Humidity Sensing Application of Al2O3-WO3 Composite Pellet, N K Pandey, Akash Roy, Amit Rai, Karunesh Tiwari, Anupam Tripathi, p.57, Proc. UGC Sponsored National Seminar on Applications of Nanoscience and Nanotechnology, Women’s College, Patna, 12 Sept, 2008.

48. Humidity Sensing Apllication of Cu2O mixed ZnO Nanocomposite, Pandey N.K., Karunesh Tiwari, Anupam Tripathi, Akash Roy, Amit Rai, Prianka Awasthi, CPP-25, pp.98, Conf. on Mesogenic and Ferroic Materials (CMFM09), 9-11 January, 2009, Banaras Hindu University, Varanasi-221005.

I hereby declare that all the above-furnished details are true and correct to the best of my knowledge and belief.

Date: 20-06-2011

Place: KARUNESH TIWARI

NANO INTEREST AREAS:

Nanoscale phenomena, Data visualization, Technology tools and applications, Health and medicine, Environment, Information technology, Energy, Societal implications, Safety, Economics, Careers in nano, Envisioning the future


 
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