... towards excellence in science

An Autonomous Institution, Under the Ministry of Education, Government of India

Ashwani Kumar Tiwari

Dept: Chemical Sciences (DCS)
E-mail: ashwani [at]

All Publications:

  1. Dey, Diptesh and Tiwari, Ashwani K.. 2016."Effect of Vibrational Pre-Excitation on the Dissociation Dynamics of HOD2+." J. Phys. Chem. A, xxx, xxx
  2. Tiwari, Ashwani Kumar and Henriksen, Neils E.. 2016."Phase-only laser control in the weak-field limit: Two-pulse control of IBr photofragmentation revisited." J. Chem. Phys., 144, 014306
  3. Mathur, Deepak; Dota, Kritika; Dey, Diptesh; Tiwari, Ashwani K.; Dharmadhikari, J. A.; Dharmadhikari, A. K.; De, S. and Vasa, P.. 2015."Selective breaking of bonds in water with intense, 2-cycle, infrared laser pulses." J, Chem. Phys., 143, 244310
  4. Yadav, Swatantra Kumar; Mishra, Hirdyesh and Tiwari, Ashwani K. 2015."A DFT Study of Temperature Dependent Dissociation Mechanism of HF in HF(H2O)7 Cluster." J. Chem. Sci., 127, 1839
  5. Seenivasan, H and Tiwari, Ashwani Kumar. 2015."Enhancing methane dissociation with nickel nanoclusters." Comp. Theor. Chem. , 1064, 7
  6. Tiwari, Ashwani Kumar and Henriksen, Niels E. 2014."Pulse-train control of photofragmentation at constant field energy." J. Chem. Phys., 141, 204301
  7. Nave, Sven; Tiwari, Ashwani Kumar and Jackson, Bret. 2014."The Dissociative Chemisorption of Methane on Ni and Pt Surfaces: Mode-selective Chemistry and the Effects of Lattice Motion." J. Phys. Chem. A, 118, 9615
  8. Dey, Diptesh and Tiwari, Ashwani Kumar. 2014."Quantum dynamics on S(1D) + H2 reaction: Effect of orientation and rotation." Eur. Phys. J. D, 68, 169
  9. Seenivasan, H and Tiwari, Ashwani Kumar. 2014."Water adsorption and dissociation on Ni(110): How is it different from its close packed counterparts?." J. Chem. Phys., 140, 174704
  10. Tiwari, Ashwani K; Dey, Diptesh and Henriksen, Niels E. 2014."Laser-pulse-shape control of photofragmentation in the weak-field limit." Phys. Rev. A, 89, 023417
  11. Dota, Krithika; Dharmadhikari, Aditya K; Dharmadhikari, Jayashree A; Patra, Kaustuv; Tiwari, Ashwani K and Mathur, Deepak. 2013."A search for the sulphur hexafluoride cation using intense, few cycle laser pulses." J. Chem. Phys., 139, 194302
  12. Seenivasan, H and Tiwari, Ashwani K. 2013."Water dissociation on Ni(100) and Ni(111): Effect of surface temperature on reactivity." J. Chem. Phys., 139, 174707
  13. Mondal, Arobendo; Seenivasan, H; Saurav, Sameer and Tiwari, Ashwani K. 2013."Behavior of Water Dimer under the influence of External Electric Fields." Indian J. Chem. A, 52A, 1056-1060
  14. Mondal, Arobendo; Seenivasan, H and Tiwari, Ashwani K. 2012."Water Dissociation on Cu(111): Effects of Molecular Oriention, Rotation and Vibration on Reactivity." J. Chem. Phys., 137, 094708
  15. Paladhi, Sushovan; Chauhan, Ajay; Dhara, Kalyan; Tiwari, Ashwani Kumar and Dash, Jyotirmayee. 2012."An uncatalyzed aldol reaction of thiazolidinediones." Green Chem., 14, 2990-2995
  16. Garg, Manish; Tiwari, Ashwani K and Mathur, Deepak. 2012."Quantum Dynamics of H2+ in Intense Laser Fields on Time-Dependent Potential Energy Surfaces." J. Phys. Chem. A, 116, 8762-8767
  17. Sarkar, Santu; Mondal, Arobendo; Tiwari, Ashwani Kumar and Shunmugam, Raja. 2012."Unique emission from norbornene derived terpyridine—a selective chemodosimeter for G-type nerve agent surrogates." Chem. Commun., 48, 4223-4225
  18. Dota, K; Garg, M; Tiwari, A K; Dharmadhikari, J A; Dharmadhikari, A K and Mathur, D. 2012."Intense Two-Cycle Laser Pulses Induce Time-Dependent Bond Hardening in a Polyatomic Molecule." Phys. Rev. Lett., 108, 073602
  19. Garg, Manish; Tiwari, Ashwani K and Mathur, Deepak. 2012."Quantum dynamics of proton migration in H2O dications: H2+ formation on ultrafast timescales." J. Chem. Phys., 136, 024320
  20. Ramachandran, C N; Mishra, Brijesh Kumar and Tiwari, Ashwani Kumar. 2012."Density functional studies of endosulphan and its interaction with glycine and GABA." J. Chem. Sci., 124, 203-207