Hope, Faith, Charity
Vadakkedathukavu P.O., Adoor, Kerala
Mon-Fri: 9:45 - 4:15

Dr S Alen

Assistant Professor of Physics

Aradhana, Uchakkada, Payattuvila P.O., Balaramapuram, Trivandrum 695 501
Contact Details
Mob: 9496762641, 9495941967

Positions Held

Convener, Human Resource Development Club

Paper Publications

  1. S. Alen et al, “Studies on Crystal Growth, Vibrational, Dielectric, Electronic, Mechanical and Thermal Properties of New Organic Nonlinear Optical Crystal: 3 -Nitrocinnamic Acid”, Crystal Engineering communication 15(2013) 9176-9188.

Impact Factor: 3.849

  1. S. Alen et al, “Twisted Intramolecular Charge Transfer and its Contribution to the NLO Activity of Diglycine Picrate: A Vibrational Spectroscopic Study”, SpectrochimicaActa part A 135 (2015) 720-731.

Impact Factor: 2.653

  1. S.Alen et al, “Vibrational Spectral Analysis, Electronic absorption and Non-linear Optical Behavior of (E)-1-(2,4,6-Trimethoxyphenyl)pent-1-en-3-one”, Vibrational spectroscopy 79 (2015) 1-10.

Impact Factor: 1.682

  1. S.Alen et al, “Synthesis, Growth, Vibrational Spectral Investigations and Structure-Property Relationship of an Organic NLO Crystal: 3, 4 Dimethoxy Chalcone”, Chemical Physics Letters, 636 (2015) 208-215.

Impact Factor: 1.860

  1. S. Alen et al, “Growth, Electronic Absorption and Vibrational Spectral Analysis of Semiorganic Nonlinear Optical Material Potassium Acid Phthalate: A Scaled Quantum Mechanical Force Field Study”, Journal of Molecular Structure 1040 (2013) 155–163.

Impact Factor: 1.780

Paper Presentation

  1. S. Alen et al, “Growth and Intramolecular Charge Transfer from the Vibrational Spectra of an NLO material N, N’-diphenylguanidinium hydrogen (+) – L-tartrate monohydrate”, International Conference on Recent Trends in Advanced Materials (ICRAM-2012), VIT University, Vellore, 20-22 February 2012.
  2. S.Alen et al, “Spectroscopic Investigations of a Semiorganic Nonlinear Optical Material Potassium Acid Phthalate”, International Conference on Molecular Spectroscopy of Advanced Materials and Biomolecules (IMSAB-2012), Bishop Moore College, Mavelikara, 7-9 August 2012.
  3. S.Alen et al “Growth and Characterization of a New Organic Nonlinear Optical Crystal: 3-Nitrocinnamic Acid”, 4th International conference on Perspectives in Vibrational Spectroscopy (ICOPVS-2013), Bishop Moore College, Mavelikara, 6-9 August 2013.
  4. S.Alen et al, “Growth, Vibrational Spectroscopic and HOMO-LUMO Studies of an NLO Material (E)-1-(2,4,6-Trimethoxyphenyl)pent-1-en-3-one (TMPPO)”, International Conference on Materials and Characterization Techniques, Centre for Crystal Growth, VIT University, 10-12 March 2014.
  5. S.Alen et al, “Spectroscopic Investigations of an organic Nonlinear Optical Material Caffeinium Picrate”, National Seminar on Materials; Process and Applications of Novel Technologies (NMAT-2013), NSS College for Women, Neeramankara, 7-8 November 2013.
  6. S.Alen et al, “Molecular Structure and Vibrational Spectral Investigations of the Highly Efficient Organic NLO crystal: 3,4dimethoxychalcone (DMC)”, DAE-BRNS National Laser Symposium (NLS-22), Manipal University, 8-11 January 2014.
  7. S. Alen et al, “Molecular Structure, Vibrational Spectra and HOMO-LUMO Studies of Caffeinium Picrate”, National Conference on Recent Trends in Vibrational Spectroscopy, Bishop Moore College, Mavelikara, 26-27 August 2011.
  8. S. Alen et al, NIR-FT Raman and FT-IR Spectroscopic Investigations of Caffeinium Picrate”, National Conference on Exploring the Frontiers of Vibrational Spectroscopy (EXFOVIS-2011), Womens’s Christian College, Nagercoil, 1-2 September 2011.
  9. S. Alen et al, DFT Computations and NIR-FT-Raman and FTIR Spectral Investigations of Caffeinium Picrate, 99th Indian Science Congress (ISC-2012), KIIT University, Bhubaneswar, 03-07 January 2012.
  10. S. Alen et al, Growth and Characterization of a Semi-Organic Nonlinear optical material Potassium acid Phthalate, 100th Indian Science Congress (ISC-2013), University of Calcutta, Kolkata, 03-07 January 2013.
  11. S. Alen et al, NIR-FT Raman and FT-IR Spectral Investigations of Ethyl 2-(4-Benzoyl-2, 5 Dimethyl Phenoxy) Acetate, International Conference on Recent Frontiers in Applied Spectroscopy (ICORFAS-2010), Annamalai University, 22-24 September 2010.


  1. Indo-German conference on Laser Applications and Nanoscience, 5-7 December 2013.
  2. National Conference on The Relevance of Arts, Science & Management to the Society, March 01, 2011.
  3. National Seminar on Current Developments in Physics, 20th September 2013.
  4. Seminar Organised by the PG Department of Physics, Women’s Christian College, Nagercoil on 31st August 2011.
  5. Rev. (Prof.) K.C. Mathew Endowment Lectures on “Artificial Intelligence” conducted at Bishop Moore College, Mavelikara during 10-11 February 2014.

Research and Teaching Experiences

  • Teaching experience in Christian College, Kattakada from 15/06/2010 to 31/08/2010
  • Worked as SRF from 20-04-2015 to 23-08-2015
  • Research Associate from 24-08-2015 to 31-12-2015 in CSIR major research project (order No: 03 (1247)/12/EMR-II Dated 17/07/2015)