Dr. Mohammad Imteyaz Ahmad
Assistant Professor
Department of Ceramic Engineering
imteyazahmad.cer@iitbhu.ac.in
+91 8292214930
Area of Interest:
Inorganic photovoltaic materials, Composites, Material Processsing
PhD Scholars
1. Maurya Sandeep Pradeepkumar
2. Anurag Kumar (JRF)
3. Asim Aftab
4. Ashwini Gautam
M.Tech Students
1. Sumiko Bharti Singh
2. Gaurav Sharma
IDD
1. Himanshu Verma
B.Tech
1. Harsh Baldi (Stream Project)
2. Harsh Vardhan Singh (Stream Project)
Refereed Journals
- Anurag Kumar, and Md. Imteyaz Ahmad, Role of Defects in the Electronic Properties of Al Doped ZnO Films Deposited by Spray Pyrolysis, J. Mater Sci. (2022)
- Avnish Singh Pal, Aman Kumar Lal Das, Ankit Singh, Kevin M. Knowles, Md. Imteyaz Ahmad, and Joysurya Basu, Evolution of a self-assembled chessboard nanostructure spinel in a CoFeGaMnZn multicomponent oxide, Phil. Mag. (2022) Accepted for Publication
- Maurya Sandeep Pradeepkumar, Ankit Singh, Joysurya Basu , Md. Imteyaz Ahmad, Nucleation and growth mechanism of wurtzite copper indium disulfide nanoparticles during solution processing, Ceamic Inter. (2021) Accepted for Publication. https://doi.org/10.1016/j.ceramint.2021.08.098
- Ankit Singh, Maurya Sandeep Pradeepkumar, Deepak Kumar Jarwal, Satyabrata Jit, Sandip Bysakh, Md. Imteyaz Ahmad, Joysurya Basu, and Rajiv Kumar Mandal, Homogeneous and polymorphic transformations to ordered intermetallics in nanostructured Au-Cu multilayer thin films, J. Mater Sci. 56 (2021) 16113–16133.
- Ashwani Gautam, and Md. Imteyaz Ahmad, Low-Temperature Synthesis of Five Component Single Phase High Entropy Oxide, Ceram. Inter. 47 (2021) 22225-22228.
- Suman Duhan, Kedar Sahoo, Md. Imteyaz Ahmad, Sudhir Kumar Singh, Manoj Kumar, Chelating agent and substrate effect on hydrothermal growth of Yb3+/Er3+ doped NaYF4 film, Process. Appl. Ceram.,15 (2021) 69-78
- Asim Aftab, Md. Imteyaz Ahmad, A review of stability and progress in tin halide perovskite solar cell, Solar Energy , 216 (2021) 26-47.
- Deepshikha Shekhawat, Md. Imteyaz Ahmad, P. K. Roy, Investigation on the site preferences & magnetic properties of Co-doped SrAl4Fe8O19 hexaferrite, Mater. Chem. Phys. 259 (2021) 124196, https://doi.org/10.1016/j.matchemphys.2020.124196
- Joseph Sushil, Anurag Kumar, Ashwini Gautam, Md. Imteyaz Ahmad, High Entropy Phase Evolution and Fine Structure of Five Component Oxide (Mg, Co, Ni, Cu, Zn)O by Citrate Gel Method, Mater. Chem. Phys. 259 (2021) 124014, https://doi.org/10.1016/j.matchemphys.2020.124014
- Sudhir Ranjan, Kedar Sahoo, Md. Imteyaz Ahmad, Manoj Kumar, Green Route Synthesized NaYF4: Yb3+, Tm3+ Nanophosphors and its Photophysical and Magnetic Characterization, J. Lumin., 228 (2020) 117654.
- Sooraj Kumar, Asim Aftab, and Md. Imteyaz Ahmad, Compact Titania Films by Spray Pyrolysis for Application as ETL in Perovskite Solar Cells, J. Electron. Mater. 49 (2020) 7159–7167.
- Maurya Sandeep Pradeepkumar, Harsh Vardhan Singh, Sooraj Kumar, Joysurya Basu, and Md. Imteyaz Ahmad, Low Thermal Budget Processing of CdS Thin Films, Mater. Lett., 280 (2020) 128560.
- Anurag Kumar, Md. Imteyaz Ahmad, Microstructure, Defects and Electrical Properties of Solution-Processed Al Doped ZnO Transparent Conducting Films, Appl. Phys. A, 126 (2020) 598.
- Asim Aftab and Md. Imteyaz Ahmad, Role of additives SnX2 (X=F, Cl) and anti-solvents on the PV absorber FASnI3 films, Mater. Lett., 275 (2020) 128071. https://doi.org/10.1016/j.matlet.2020.128071
- Maurya Sandeep Pradeepkumar, Avnish Singh, Ankit Singh, Joysurya Basu, Md. Imteyaz Ahmad, Phase Separation in Wurtzite CuInxGa1-xS2 Nanoparticles, J Mater Sci. (2020) https://doi.org/10.1007/s10853-020-04844-8
- Anurag Kumar, Gaurav Sharma, Asim Aftab, and Md. Imteyaz Ahmad, Flash assisted synthesis and densification of five component high entropy oxide (Mg, Co, Cu, Ni, Zn)O at 350 °C in 3 min, J Eur. Ceram. Soc. 40 (2020) 3358-3362
- P. Kameswara Rao, b, Premanshu Jana, Md. Imteyaz Ahmad , P. K. Roy, Synthesis and Characterization of Zirconia Toughened Alumina Ceramics Prepared by Co-precipitation Method, Ceram. Int. 45 (13) (2019) 16054-16061
- Sanjay Kumar, M. S. Pradeepkumar, Akansha Dwivedi, Md. Imteyaz Ahmad, Ba1-xSrxTiO3-Cu Composites for Electronic Packaging, J. of Mater. Sci. Mater. Electron. 30, (2019) 9022. DOI: 10.1007/s10854-019-01231-1
- Sunil Meti, M R Rahman, Md. Imteyaz Ahmad, Udaya Bhat K, Chemicals free synthesis of graphene oxide in the preparation of reduced graphene oxide-zinc oxide nanocomposite with improved photocatalytic properties, Appl. Surf Sci. 451 (2018) 67-75
- Vanessa L. Pool, Benjia Dou, Douglas G. Van Campen, Talysa R. Klein-Stockert, Frank S. Barnes, Sean E. Shaheen, Md. Imteyaz Ahmad, Maikel F A M van Hest and Michael F. Toney, Thermal engineering of FAPbI3 perovskite material via radiative thermal annealing and in-situ XRD, Nature Comm., 8,14075 (2017).
- Jeremy D Fields*, Md Imteyaz Ahmad*, Douglas G Van Campen, , Jiafan Yu, Vanessa L Pool, Philip A Parilla, David S Ginley, Maikel FAM Van Hest and Michael F Toney, A mechanism for Ag-Si solar cell contact formation during RTP, Nature Comm. (2016) (*Authors contributed equally)
- Md Imteyaz Ahmad, Douglas G Van Campen, Jeremy D Fields, Jiafan Yu, Vanessa L Pool, Philip A Parilla, David S Ginley, Maikel FAM Van Hest and Michael F Toney, Rapid thermal processing chamber for in-situ X-ray diffraction, Rev. Sci. Instrum. 86 (2015) 0130902.
- Md. Imteyaz Ahmad, Gaurav Mohanty, Krishna Rajan and Mufit Akinc, Crystal Growth and Mechanical Characterization of ZrMo2O8, J. Crystal Growth, 404 (2014), 100.
- Md. Imteyaz Ahmad and Mufit Akinc, Hydration of ZrW2O8 Nanopowders under Ambient Conditions, Mater. Chem. Phys. 145 (2014) 403.
- H.Z. Guo, Ya. Mudryk, Md. I. Ahmad, X.C. Pang, L. Zhao, X. Tan, M. Akinc, V.K. Pecharsky, nd Z.Q. Lin, Structure Evolution and Dielectric Behavior of Polystyrene Capped Barium Titanate Nanoparticles, Chem. Mater. 22 (2012) 23944.
- Md. Imteyaz Ahmad, Gaurav Mohanty, Cambrea Lee, Daniel Harris, Krishna Rajan and Mufit Akinc, Crystal growth, Optical and Mechanical Properties of ZrW2O8, J. Cryst. Growth. 343 (1) (2012) 115-121.
- Prashanth Badrinarayanan, Md. Imteyaz Ahmad, Mufit Akinc, and Michael R. Kessler, Synthesis Processing and Characterization of Negative Thermal Expansion in Zirconium Tungstate Nanoparticles with Different Morphologies, Mater. Chem. Phys. 131(2011) 12-17.
- Md. Imteyaz Ahmad, Kate Lindley and Mufit Akinc, Hydrothermal synthesis of ZrW2-dModO8 (d=0-0.91) and its α®β transformation, J. Am. Ceram. Soc. 94 (8) (2011) 2619-2624.
- Md. Imteyaz Ahmad, S.S. Bhattacharya, Claudia Fasel, Thomas Mayer and Horst Hahn, Effect of process parameters on the anatase-rutile transformation of nanocrystalline titania by chemical vapour deposition, J. Appl. Surf. Sci., 257 (2011) 6761-6767.
- Md. Imteyaz Ahmad, S.S. Bhattacharya and Horst Hahn, In-situ nitrogen doping and boron modification of nanocrystalline titania powders by chemical vapor synthesis, Process. Appl. Ceram. 3 (2009) 113–117.
- Md. Imteyaz Ahmad and S. S. Bhattacharya, Size effect on the lattice parameters of nanocrystalline anatase, Appl. Phys. Lett., 95 (2009) 191906.
- Md. Imteyaz Ahmad, S.S. Bhattacharya and Horst Hahn, Structural, thermal stability and optical properties of the nanocrystalline anatase prepared by chemical vapour synthesis, J. Appl. Phys. 105 (2009) 1135261-1135268 (Also selected for publication in June 22, 2009 issue of Virtual Journal of Nanoscale Science and Technology).
- Gaurav Getly, Richie Khandelwa, Shankar Swaminathan, Md. Imteyaz Ahmad, S.S. Bhattacharya, Oxidative electrodeposition of nanocrystalline ZnO powders, J. Phys. D: Appl. Phys. 42 (2009) 115305-10.
- Md. Imteyaz Ahmad, S.S. Bhattacharya, Claudia Fasel, Horst Hahn, Effect of gas flow rates on the anatase-rutile transformation temperature of nanocrystalline TiO2 synthesized by chemical vapor synthesis, J. NanoSci. Nanotech. 9 (2009) 5572-5577.
- Md. Imteyaz Ahmad and S.S. Bhattacharya, Effect of process parameters on the chemical vapor synthesis of nanocrystalline titania, J. Phys. D: Appl. Phys. 41 (2008) 155313-155320.
- Md. Imteyaz Ahmad, M. Kottaisamy, N. Rama, M.S. Ramachandra Rao, S.S. Bhattacharya, Thin film luminescence of ZnGa2O4:Mn deposited by PLD, Scripta Materialia, 54 (2006) 237-240.
Invited Talks
- Md. Imteyaz Ahmad, In-situ rapid thermal processing, Advanced Light Source User Meeting, October 7-9, 2013.
- One day workshop on Synchrotron based X-ray characterization of Materials, VNIT, Nagpur, May 5, 2013 (Main speaker: Delivered 5 hours of lecture during the workshop)
- Md. Imteyaz Ahmad and Mufit Akinc, Single crystal growth of ZrMo2O8, 36th International Conference & Exposition on Advanced Ceramics & Composites (ICACC), January 22-27, 2012, Daytona Beach, Florida.
Selected Conference Presentations (5 of 16)
- Md Imteyaz Ahmad*, Jeremy D Fields, Jiafan Yu, Vanessa L Pool, Douglas G Van Campen, Philip A Parilla, David S Ginley, Maikel FAM Van Hest and Michael F Toney, Front Contact Metallization of Si Solar Cells: Insight from in-situ X-ray Diffraction, 42nd IEEE Photovoltaics Specialist Conference, 14-19 June, 2015, New Orleans, LA
- Md. Imteyaz Ahmad*, Jiafan Yu, Jeremy Fields, Douglas Van Campen, Maikel Van Heist, Philip Parilla, Michael F Toney and David S Ginley, In-situ Characterization of PV Materials during Rapid Thermal Processing, MRS Spring Meeting and Exhibition, 21-25 April, 2014, San Fransisco, CA
- Md. Imteyaz Ahmad, S.S. Bhattacharya* and Horst Hahn, Chemical Vapour Synthesis of Boron modified Nanocrystalline anatase titania for photocatalytic applications, 2010 TMS Annual Meeting & Exhibition, February 14-18, 2010, Seattle, USA.
- Md. Imteyaz Ahmad*, S.S. Bhattacharya, Claudia Fasel and Horst Hahn, Effect of gas flow rates on the anatase-rutile transformation temperature of nanocrystalline TiO2 prepared by chemical vapour synthesis, ICONSAT-08, 27th-29th February, 2008 at Chennai, India
- Md. Imteyaz Ahmad* and S.S. Bhattacharya, A model for chemical vapour synthesis of nanocrystalline titania powders, International Conference on Nano-2006, August 21-25, 2006, at Bangalore, India.
- "Development of high strength ceramic magnet for rotating machine applications." IMPRINT (DST-SERB) 2019-2021 (Co-Principal Investigator, 26 Lakh)
- “One step vapor phase processing of tunable mesoporous titania for perovskite solar Cells” Institute Research Project grant, IIT(BHU), 2017-2019 (Principal Investigator, 15 Lakh)
- “In-situ Electron Microscopy at Atomic Scale for Understanding Nucleation, Growth and Interfaces of Omega Phase”, DST-SERB Extra Mural Research, 2017-2020 (Co-Principal Investigator, EMR/2016/007512, INR 63 Lakh)
- “Development of a high throughput processing for CIGS PV absorber films by spray pyrolysis of pre-synthesised nanoparticle ink”, DST-SERB Early Career Research (ECR) Award, 2016-19 (Principal Investigator, ECR/2016/000854, INR 47 Lakh)
- “A Modular Setup for I-V Characteristics Measurement of Solar Cells”, Funded through Center for Energy and Resource Development, IIT(BHU), 2016-2018 (Principal Investigator, INR 7 Lakh)
- “Development of field assisted sintering technique for ceramics”, Institute Seed Gant, 2016-17, IIT (BHU), Varanasi (Principal Investigator, INR 10 Lakh)