Dr. Sanjaya Brahma
Qualification : Ph.D. (MRC-IISC, Bangalore)
Designation : Research Asst. Professor
Details of Educational Qualification:
| Course | Specialization | Group | College Name/University | Year of Passing |
|---|---|---|---|---|
| Post Doctoral Fellow | Materials Science and Engineering | Materials Science and Engineering | National Cheng Kung University, Tainan, Taiwan | 1st Aug 2023 – 31st July 2025 |
| Post Doctoral Fellow | Hierarchical Green-Energy Materials | Hierarchical Green-Energy Materials | National Cheng Kung University, Tainan, Taiwan, | 1st June 2018 – 31st July 2023 |
| Post Doctoral Fellow | Materials Science and Engineering | Materials Science and Engineering | National Cheng Kung University, Tainan, Taiwan | 1st Feb 2016 – 31st May 2018 |
| Post Doctoral Fellow | Physics | Physics | National Cheng Kung University, Tainan, Taiwan | 1st Feb 2014 – 31st Jan 2016 |
| Post Doctoral Fellow | Materials Science and Engineering | Materials Science and Engineering | National Cheng Kung University, Tainan, Taiwan | 1st Augt 2013 – 31st Jan 2014 |
| Post Doctoral Fellow | Micro/Nano Science and Technology | Micro/Nano Science and Technology | National Cheng Kung University, Tainan, Taiwan | 16 Nov 2011 - 31 July 2013 |
| CSIR Research Associate | Physics | Physics | Materials Research Centre, Indian Institute of Science (IISC) Bangalore, India. | 24th June 2009 – 15 Nov 2011 |
| Ph.D. | Physics | Physics | Materials Research Centre, Indian Institute of Science (IISC), Bangalore, India | 2010 |
| M.Tech. | Solid State Technology | Solid State Technology | Indian Institute of Technology-Kharagpur, India | 2004 |
| M.Sc. | Physics & Electronic | M.Sc. | Utkal University, Odisha, India | 2000 |
| B.Sc. | Physics | B.Sc. | Utkal University, Odisha, India | 1998 |
List of Publications
| S.No | Title of the Paper | Full Details of Journal Name / Conference Name, Volume number, page number, Date |
|---|---|---|
| 1 | Crystal structure evolution of piezoelectric Fe-doped ZnO film by magnetron co-sputtering technique | Condens. Matter, 10, (2025) 6 (1-11). |
| 2 | Defect induced crystal lattice disorder and its effect on the electron-phonon coupling in Fe doped ZnO thin films | J. Phys. Chem. Solids 190 (2024) 111999. I.F. – 4. |
| 3 | Zn dots coherently grown on Si(111) as the seed and buffer layer for ZnO thin film: Mechanism, in-situ analysis and simulation | Journal of Vacuum Science & Technology A 40, (2022) 063403. I.F. = 3.234 |
| 4 | Competitive effect of dopant concentration and the size of the nanorods over the electron phonon coupling in Cd doped ZnO nanorod arrays | J. Phys. Chem. Solids, 148 (2021) 109728 (1-10). ISSN: 0022-3697, Elsevier, I.F. – 4.38 |
| 5 | Microwave irradiation assisted rapid growth of ZnO nanorods over electrically conducting substrate | Materials Letters, 264 (2020) 127370 (1-4), ISSN No- 0167-577X, Elsevier, I.F. – 3.42. |
| 6 | Microstructure and piezoelectric properties of hexagonal MgxZn1-xO/ZnO films at lower Mg compositions | Thin Solid Films 690 (2019) 137459(1-8), Elsevier, I.F – 2.03. |
| 7 | Strong correlation between optical properties and mechanism in deficiency of normalized self-assembly ZnO nanorods | Sci. Reports, 9, 905 (2019). ISSN 2045-2322, Nature Publishing Group. I.F. – 3.99. |
| 8 | Migration Energy Barriers for the Surface and Bulk of Self-Assembly ZnO Nanorods | Nanomaterials 8 (10) (2018) 811. MDPI Journals, I.F. = 4.03. |
| 9 | Epitaxial Zn quantum dots coherently grown on Si(111): growth mechanism, nonlinear optical and chemical state analyses | J. Phys. D: Applied Physics, 50 (2017) 175301. ISSN: 0022-3727, IOP publications, I.F. = 2.37. |
| 10 | Microwave irradiation assisted, one pot synthesis of simple and complex metal oxide nanoparticles: (A general approach) | J. Phys. D: Appl. Phys., 50 (2017) 40LT03 (1-5). IOP publications, I.F. = 2.37. 0022-3727 |
| 11 | Enhancement of the Piezoelectric coefficient in hexagonal MgxZn1-xO films at lower Mg compositions | J. Alloys Compd. 728 (2017) 1248-1253. Elsevier, I.F – 3.77. |
| 12 | Cu doped ZnO nanorods with controllable Cu content by using single metal organic precursors and their photocatalytic and luminescence properties | J. Alloys Comp. 691 (2017) 936-945, Elsevier, I.F – 3.77. |
| 13 | Yellow-red luminescence in ZnO nanoparticles synthesized from zinc acetylacetonate phenanthroline | Mater. Lett. 164 (2016) 235-238. ISSN No- 0167-577X, Elsevier, I.F. – 2.57. |
| 14 | Ultraviolet Photodetectors Based on MgZnO Thin Film Grown by RF Magnetron Sputtering | Thin Solid Films 620 (2016) 170-174. Elsevier, I.F – 1.87. |
| 15 | Crystal orientation dynamics of collective Zn dots before preferential nucleation | Sci. Reports, 5 (2015) 12533 (1-10). Nature Publishing Group. I.F. – 5.22. |
| 16 | Self-assembled ZnO nanoparticles on ZnO microsheet: ultrafast synthesis and tunable photoluminescence properties | J. Phys. D: Applied Physics, 48 (2015) 225305. IOP publications, I.F. = 2.77. 0022-3727 |
| 17 | Enhancement in the structure quality of ZnOnanorods by diluted Co dopants: analyses via optical second harmonic generation | J. Appl. Phys. 117 (2015) 084315(1-8). American Institute of Physics (AIP), I.F. – 2.10. |
| 18 | Facile, low temperature growth of vertically aligned ZnO nanorods over a disordered substrate | Mater. Lett. 140 (2015) 177-179. ISSN No- 0167-577X, Elsevier, I.F. – 2.43. |
| 19 | Effect of substrates and surfactants over the evolution of crystallographic texture of nanostructured ZnO thin films deposited through microwave irradiation | Thin Solid Films, 593 (2015) 81-90. Elsevier, I.F – 1.76. ISSN: 0040-6090 |
| 20 | Flower-like ZnO nanorod arrays grown on HF-etched Si (111): constraining relation between ZnO seed layer and Si (111) | Mater. Res. Exp. 2 (2015) 115003 (1-10). IOP Publications, I.F. – 0.96. ISSN: 2053-1591 |
| 21 | Preparation of zinc oxide coatings by using newly designed metal-organic complexes of Zn: effect of molecular structure of the precursor and surfactant over the crystallization, growth and luminescence | J. Alloys Compd. 584 (2014) 331-338. Elsevier, I.F – 2.99. ISSN:0925-8388 |
| 22 | Symmetrical dipole contribution from planar defects on m-plane ZnO epitaxial films | Current Nanoscience, 10 (6) (2014) 883. Bentham Science Publishers, I.F – 1.09. |
| 23 | Low temperature and rapid deposition of ZnOnanorods on Si(100)substrate with tunable optical emissions | Mater. Chem. Phys, 140 (2013) 634-642. Elsevier, I.F -2.12. ISSN: 0254-0584 |
| 24 | Contrast in luminescence characteristics (intense UV to bright visible light) of ZnO nanostructures with the variation in microstructure | Phys. Status Solidi A, 210 (2013) 2600-2610, Wiley international, I.F. – 1.52. ISSN: 1862-6319 |
| 25 | Effect of Indium concentration on luminescence and electrical property of Indium doped ZnO nanowires | Thin solid films. 549 (2013) 165. Elsevier, I.F – 1.86. |
| 26 | Surfactant free, non-aqueous method, for the deposition of ZnO nanoparticle thin films on Si(100) substrate with tunable ultraviolet (UV) emission | Current Nanoscience, 9(3) (2013) 346-350. Bentham Science Publishers, I.F – 1.42. ISSN: 1573-4137. |
| 27 | An Efficient and Environment Friendly Universal White Light Emitting ZnO Nanophosphors | Current Nanoscience. 8(6) (2012) 914-918. Bentham Science Publishers, I.F – 1.35. ISSN 1573-4137. |
| 28 | Shape transformation of ZnO nanorods /nanotubes at low temperature | Current Nanoscience, 8 (2012) 156-160.Bentham Science Publishers, I.F – 1.35. |
| 29 | Microwave irradiation-assisted method for the deposition of adherent oxide films on semiconducting and dielectric substrates | Thin Solid Films, 518 (2010) 5905-5911. Elsevier, I.F – 1.93 (2010). ISSN: 0040-6090 (SCIE). |
| 30 | Rapid growth of nanotubes and nanorods of würtziteZnO through microwave-irradiation of a metal-organic complex of zinc and a surfactant | Bull. Mater. Sci. 33(2) (2010) 89-95. Springer, I.F. – 0.94 (2010). ISSN 0250-4707 (SCIE) |
| 31 | Cd doped ZnO nanorods for efficient room temperature NH3 sensing | Materials Chemistry and Physics, 294 (2023) 127053 (1-10). I.F. = 4.778 |
| 32 | Cu-doped p-type ZnO nanostructures as unique acetone sensor at room temperature | Applied Surface Science, 564 (2021) 150351. I.F – 7.39. |
| 33 | The optical response of ZnO nanorods induced by oxygen chemisorption and desorption | Sensors & Actuators: B., 259 (2018) 900-907. I.F – 6.39. |
| 34 | Enhanced sensitivity and selectivity of H2S sensing through controlled Ni doping into ZnO nanorods by using single metal organic precursors | Sensors & Actuators: B., 273, (2018) 1278-1290. I.F – 6.39. |
| 35 | Enhanced piezoelectric coefficient and the piezoelectric nanogenerator output voltage/current in Y doped ZnO thin films | Materials Science in Semiconductor Processing 146 (2022) 106703. I.F. = 4.64 |
| 36 | Synergistic effect of Ga doping and Mg alloying over the enhancement of strain sensitivity of Ga doped MgZnO pressure sensor | Nanoscale Advances, 3 (2021) 3909–3917. I.F – 5.59 |
| 37 | Review on ZnO-based piezotronics and piezoelectric nanogenerators: Aspects of piezopotential and screening effect" | J. Phys. Mater. 4 (2021) 044011. I.F. = 5.84. |
| 38 | Fabrication of flexible UV-B photodetectors made of MgxZn1-xO films on PI substrate for enhanced sensitivity by piezophototronic effect | Applied Materials Today 20 (2020) 100705 (1-10). I.F. – 10.04. |
| 39 | Recent progress in microstructure development of inorganic one-dimensional nanostructures for enhancing performance of piezotronics and piezoelectric nanogenerators | Nano Energy, 55 (2019) 1-21. I.F – 16.60. (D) Lithium ion batteries |
| 40 | Post-Annealing Induced Interdiffusion Layer Enhancing the Stability and Electrochemical Properties of LiCoO2 Thin Film Battery | ChemNanoMat (2025) 11, e202500057 (1-8). I.F. =2.6. |
| 41 | One pot, bottom up synthesis of SiO2 quantum dots and reduced graphene oxide (rGO) nanocomposite as anode material in lithium ion battery | C-J. Carbon Res. 11 (2025) 1, 23 (1-8). I.F. = 3.9. |
| 42 | Promoting stability and fast-charging capability of LiCoO2 thin-film battery achieving 500 Wh/kg energy density through MgO co-sputtering | Materials Today: Energy, 40 (2024) 101486 (1-12). Impact factor = 9.3. |
| 43 | Methylboronic acid MIDA ester as an effective additive in electrolyte to improve cathode electrolyte interlayer performance of LiNiCoAlO2 electrode | Scientific Reports, 13, 10025 (2023). I.F. = 4.6. |
| 44 | Enhanced capacity and cyclability of Si@NiSi2 nanocomposite anodes fabricated by facile electroless Ni plating | J. Phys. Chem. C 127, (2023) 169−176. I.F. = 4.177 |
| 45 | Combined effects of citric acid and ascorbic acid used as low temperature (~150°C) surface modifiers to enhance the cyclability of an Si anode in an Li ion battery | J. Electrochem. Energy Convers. Storage, 20 (2023) 011001(1-9). I.F = 2.323 |
| 46 | Mo doped SnO2-reduced graphene oxide (RGO) nanocomposite as high capacity and superior rate capability anode materials in lithium ion batteries | J. Electrochem. Energy Convers. Storage, 19 (2022) 011006 (1-7). ISSN: 2381-6872, ASME Journal, I.F. – 2.32. |
| 47 | Room temperature synthesis of SiOx/rGO composite as anode material in lithium ion battery | Materials Letters, 299 (2021) 130043. ISSN No-0167-577X, Elsevier, I.F. – 3.57. |
| 48 | The Petroleum Waste Hydrocarbon Resin as Carbon Source Modified on Si Composite as superior Anode Material in Lithium Ion Batteries | Mater. Chem. Phys. 259 (2021) 124011(1-11). ISSN: 0254-0584, Elsevier, I.F. – 4.77. |
| 49 | Enhanced capacity and excellent rate capability Mn3O4 microsheet-reduced graphene oxide (rGO) nanocomposite as anode material in lithium-ion batteries | Appl. Surf. Sci. 505 (2020) 144629. ISSN: 0169-4332, Elsevier, I.F – 6.70. |
| 50 | Reduced graphene oxide-SnOx (x=0,1,2) nanocomposite as high performance anode material for lithium-ion batteries | J. Alloys Compd. 818 (2020) 152889 (1-11). ISSN: 0925-8388, Elsevier, I.F – 5.31. |
| 51 | Multi-layer graphene/ SnO2 nanocomposites as negative electrode materials for lithium-ion batteries | J. Electrochem. Energy Convers. Storage, 17 (2020) 031003 (1-7), ISSN: 2381-6872, ASME Journal, I.F. – 2.01. |
| 52 | Synthesis of self-assembled Hollow-Sphere ZnO/rGO Nanocomposite as Anode Materials for Lithium-Ion Batteries | Int. J. Electrochem. Sci., 14 (2019) 3727 – 3739. Elsevier, I.F – 1.57. |
| 53 | Facile, low temperature synthesis of SnO2-RGO nanocomposite as negative electrode materials for lithium-ion batteries | Appl. Surf. Sci. 413 (2017) 160-168. Elsevier, I.F – 4.43 |
| 54 | Synthesis of MnOx/reduced graphene oxide nanocomposite as an anode for lithium-ion battery | Ceram. Int. 43 (2017) 50-54. Elsevier, I.F -3.05. (E) Water splitting |
| 55 | MOF-derived molybdenum carbide-copper as an electrocatalyst for the hydrogen evolution reaction | Journal of Alloys and Compounds Communications 3 (2024) 100027. |
| 56 | Effect of Mo-addition over a large enhancement of the hydrogen evolution reaction in WC/rGO nanocomposite | Materials Letters 341 (2023) 134238. I.F. = 3.57. |
| 57 | Molybdenum carbide (Mo2C) and reduced graphene oxide (rGO) nano-composites as an efficient electrocatalyst for water splitting | Materials letters 316 (2022) 131934. I.F. = 3.57. |
| 58 | MoS2-Carbon Interoverlapped Structures as Effective Electrocatalyts for the Hydrogen Evolution Reaction | Nanomaterials, 10 (2020)1389 (1-13). MDPI Journals, I.F. = 5.07. |
| 59 | Atmospheric Air Plasma Treated SnS Films: An Efficient Electrocatalyst for HER | Catalysts 8 (10) (2018) 462. MDPI publishers, I.F.= 3.44. |
| 60 | SnSx (x=1,2) nanocrystals as effective materials for photoelectrochemical water splitting | Catalysts, 7 (2017) 252 (1-12). MDPI publishers, I.F. = 3.46. |
| 61 | MoS2-MoO2 composite electrocatalysts by hot-injection method for hydrogen evolution reaction | Ceram. Int. 43(1) (2017) s621-s627. Elsevier, I.F. = 3.05. |
| 62 | Synthesis and characteristics of layered SnS2 nanostructures via hot injection method | J. Cryst. Growth. 468 (2017) 162-168, Elsevier, I.F. – 1.74. |
| 63 | Synthesis, characterization and magnetic properties of hybrid complexes diaquabis (acetylacetonato κ-O, O’) [nickel (Π)/zinc (Π)] as solid metalorganic precursor | Applied Organometallic Chemistry 31(11) (2017) e3746 (1-12), Wiley international, I.F. – 3.58. |
| 64 | Synthesis and characterization of Bis (acetylacetonato κ-O, O') [zinc (II)/copper (II)] hybrid organic-inorganic complexes as solid metal organic precursor | Dalton Transactions, 44 (2015) 7982, RSC publications, I.F. = 4.17. |
| 65 | Zinc acetylacetonate hydrate adducted with nitrogen donor ligands: synthesis, spectroscopic characterization, and thermal analysis | J. Mol. Struct. 1101(2015) 41-49. Elsevier, I.F. – 1.78. ISSN: 0022-2860 |
| 66 | New metal-organic precursors for MOCVD applications: synthesis, characterization, crystal structure and thermal properties of mixed-ligand Mg(II) complexes | J. Mol. Struct. 1035 (2013) 416-420. Elsevier, I.F. – 1.599. ISSN: 0022-2860 |
| 67 | bis(acetylacetonato - k2, O, O') (pyridine-kN) Zinc(II) | ActaCrystallogr., Sect. E: Struct. Rep. Online, 67 (2011) m819. IUCR, I.F.-0.347. |
| 68 | Adducts of bis(acetylacetonato)-zinc(II) with 1,10-phenanthroline and 2,2' – bipyridine, | Acta Cryst. C, 64 (2008) m140–m143. IUCR, I.F. – 0.56 (2008). ISSN: 2053-2296 (SCIE). |
| 69 | Electrochemical etching of the CuIn0.7Ga0.3Se2 absorber films prepared by non‐vacuum process | Journal of Alloys and Compounds 1010 (2025) 177995 (1-15). I.F. = 5.8. |
| 70 | Synthesis of Tungsten Bronze by a solution-based chemical route and the NIR Shielding Properties of Tungsten Bronze thin films | Applied Physics A, 126 (2) (2020) 98. ISSN - 0947-8396, Springer, I.F. – 2.58. |
| 71 | Effects of annealing on thermochromic properties of W-doped vanadium dioxide thin films deposited by electron beam evaporation | Thin Solid Films, 644 (2017) 52-56. Elsevier, I.F – 1.93. |
| 72 | The evolution of restructure and defects in the implanted Si surface: inspecting by reflective second harmonic generation | Appl. Surf. Sci., 388 Part A (2016) 517-523, Elsevier, I.F – 3.38. ISSN: 0169-4332 |
| 73 | The effect of high concentration of phosphorus in aluminum-induced crystallization of amorphous silicon films | Thin Solid Films 618 Part A (2016) 50-54, Elsevier, I.F – 1.87. |
| 74 | Stabilized copper plating method by programmed electroplated current: Accumulation of densely packed Cu grains in the interconnect | Appl. Surf. Sci. 388 Part A (2016) 228-233, Elsevier, I.F – 3.38. |
| 75 | Platinum containing amorphous hydrogenated carbon (a-C:H/Pt)thin films as selective solar absorbers | Appl. Surf. Sci. 316 (2014) 398. Elsevier, I.F – 2.71. |
| 76 | Characterization of electrochromic tungsten oxide films from electrochemical anodized RF sputtered tungsten films | Ceramic International, 39 (2013) 4293. Elsevier, I.F -2.08. |
| 77 | Structural, thermal and electrical property of Polycrystalline LaLiMo2O8 | New Journal of Glass and Ceramics, 2 (2012) 7. Scientific Research Publishing, I.F. – 1.18 (based on statistics of google scholar). |
| 78 | Structural, thermal and electrical characterization of NdLiMo2O8 electroceramics, using impedance spectroscopy | J. Phys. Chem. Solids, 73 (2012) 357-362. Elsevier, I.F -1.52. ISSN: 0022-3697 |
| 79 | AC impedance analysis of LaLiMo2O8 electroceramics | Physica B: Condensed Matter, 355(1-4) (2005) 188-201.Elsevier, [I.F -0.796. ISSN:0921-4526 (SCIE). |
| 80 | Template-free, low temperature synthesis of binary and ternary metal oxide nanostructures | Mater. Res. Soc. Symp. Proc. (USA) 1292 (2011) 99-104. (Poster presentation, 2nd December 2010, M.R.S. Meetings, Boston, USA). |
| 81 | Near white light emission from ZnO nanostructures | Mater. Res. Soc. Symp. Proc. (USA), 1303 (2011) 15-20. (Poster presentation, 29th November 2010, M.R.S. Meetings, Boston, USA). |
| 81 | Surfactant-mediated synthesis of functional metal oxide nanostructures via microwave irradiation-assisted chemical synthesis | Mater. Res. Soc. Symp. Proc. (USA) Vol. 1174 (2009) 75-80. (Oral presentation, 13th-17th April 2009, M.R.S. Meetings, Sanfrancisco, USA) |
Book Chapters
- S. Brahma, S.-C. Weng, J.-L Huang*, Chapter-11, Graphene-Metal oxide composite as anode materials in Li ion batteries, Advanced Materials Series, Cengiz Ozkan (ed.) Handbook of Graphene, Volume 4, Graphene Composite Materials: (2019) 323–352. John Wiley & Sons & Scrivener Publishing LLC. ISBN: 9781119469681. Date published -17 June 2019
- S. Brahma, S.-C. Weng, J.-L. Huang*, Chapter-8, Metal oxide-reduced graphene oxide (MO-RGO) nanocomposite as high performance anode materials in Lithium ion batteries, Green Energy Materials Handbook, Ming-Fa Lin, Wen-Dung Hsu (ed.) (2019) 145-163, CRC press, Taylor and Francis group, ISBN 9781138605916 - CAT# K388566. Date published: 21 June 2019
- S. Brahma, A. C. Lee, J.-L. Huang*, Chaper-8, Graphene as an anode material in lithium ion battery, Lithium-ion Batteries and Solar Cells: Physical, Chemical, and Materials Properties, (2021) 151-168, CRC press, Taylor and Francis group, ISBN 9780367686239. Date published: 18 January 2021.
- S. Brahma, S.-C. Weng, C.-C. Chang, J.-L. Huang*, Chapter 9, Mn based oxide nanocomposite with reduced graphene oxide as anode material in Li-ion battery, Lithium-related batteries: Recent advances and remaining challenges, (2021), CRC Press Publisher, Taylor & Francis Group, ISBN 9781032203898. Date Published: March 10, 2022.
- S. Brahma, J.-L. Huang*, Chapter 10, SnOx (x=0,1,2) and Mo doped SnO 2 nanocomposite as possible anode materials in lithium ion battery, Energy Storage and Conversion Materials: Properties, Methods, and Applications, (2022), CRC Press Publisher, Taylor & Francis Group, Accepted.