At Present
Department: Physics
College: Mar Thoma College for Women, Perumbavoor, Ernakulam
Affiliated University: Mahatma Gandhi University, Kottayam
Email: rajani.j@marthomacollege.ac.in , rajani.jacob@yahoo.com
Academic Profile
Doctor of Philosophy in Physics in 2016
M.G. University, Kottayam, Research Centre: Union Christian College, Aluva
Thesis Title: “Reactively evaporated Ag-(In,Ga)-Se thin films: Microstructural,
optical and electrical properties and the effect of dopants”
Course Work in 2011
M. G. University, Kottayam
Journal and Conference Publications
International Journal Publications: 11
International Conference Publications: 5
International Conference Papers: 6
National Conference Papers: 12
Project Work: 2014-2017
Title: “Fabrication and characterization of hetero junction solar cells: FTO/ nsilver indium gallium selenide / p- silver indium selenide / metal (In or Al)”
Funded by : ‘Back to Lab Programme Project’, Women Scientist Division, KSCSTE, Thiruvananthapuram.
Master of Science in Physics : 1999-2001
Christian College, Chengannur – Kerala University with 78.7 % of marks, with Kerala University Second Rank in M.Sc. Degree exam.
Subject- Physics
Bachelor of Education in Physical Science : 2001-2002
Mount Tabor Training College, Pathanapuram – Kerala University with 76.7 % marks
Subject- Physical science
Qualified Kerala State Eligibility Test (SET) in 2002.
Bachelor of Science in Physics : 1996-1999
Bishop Moore College, Mavelikkara – Kerala University with 92.8 % marks
Main Subject- Physics
Subsidiary- Chemistry, Mathematics
Memberships in different academic organisations
List of publications
International Journal Publications
1. “Tin Incorporation in AgInSe2 Thin Films: Influence on Conductivity” Rajani Jacob, Gunadhor S. Okram, Johns Naduvath, Sudhanshu Mallick, and Rachel Reena Philip, Journal of Physical Chemistry C, ACS Publication, 119 (10) (2015) 5727-5733.
2. “Structural, optical and electrical properties of Sb doped and undoped AgIn1-xGaxSe2 and Ag(InGa)5Se8 thin films” Rajani Jacob, Stephen K. Remillard, Paul A. DeYoung, Uday P. Deshpande, T. Shripathi, V. Ganesan, Johns Naduvath, P. V. Sreenivasan, and Rachel Reena Philip,Phys. Status Solidi A, 211, No. 3, (2014) 714–722.
3. “Structural Studies And Valence Band Splitting Parameters In Ordered Vacancy Compound AgGa7Se12” Rajani Jacob, R.Geethu, T. Shripathi,V. Ganesan, U. P. Deshpande, Shilpa Tripathi, B. Pradeep, Rachel Reena Philip, J. Inorg. Organomet.Polym. 23 (2013) 424.
4. “Optoelectronic and low temperature thermoelectric effects in the OVC nCuIn3Se5 thin films” Rajani Jacob, R Geethu, T Shripathi, G S Okram, V Ganesan, B. Pradeep, Urmila K.S and Rachel Reena Philip Phys. Status Solidi A,209, No. 11, (2012) 2195.
5. “Structural, optical, electrical, and low temperature thermoelectric studies on the ordered vacancy compound AgGa3Se5” Rajani Jacob, Geethu R, Shripathi T, Okram G S, Ganesan V, Pradeep B, Urmila K S and Rachel Reena Philip, Phys. Status SolidiB249 (2012) 1271.
6. “Optoelectronic and thermoelectric properties in Ga doped β- PbS2 nanostructured thin films”Geethu R, Rajani Jacob, T. Shripathi, G.S. Okram,V. Ganesan, Shilpa Tripathi, Anees Fatima, Sreenivasan P.V, Urmila
K.S, B. Pradeep, Rachel Reena Philip, Applied Surface Science258 (2012) 6257.
7. “Low Temperature Thermopower and Electrical Conductivity in Highly Conductive CuInO2 Thin Films” Nair, B. G.; Okram, G. S.; Naduvath, J.; Shripathi, T.; Fatima, A.; Patel, T.; Jacob, R.; Keerthi, K.; Remillard, S. K.; Philip, R. R. J. Mater. Chem. C (2014), 33, 6765−6772.
8. “Optical and electrical properties and phonon drag effect in low temperature TEP measurements of AgSbSe2 thin films”, T NamithaAsokan, K S Urmila, Rajani Jacob, Rachel Reena Philip, G S Okram, V Ganesan, and B Pradeep, Journal of Semiconductors, 35, No. 5 (2014).
9. “Low temperature electrical conductivity and Seebeckcoefficient of nanostructured CuSe thin films with Ga addition” Anitha Abraham, Tarachand, Gunadhor S. Okram, Rajani Jacob, P. V. Sreenivasan, Rachel Reena Philip, Vacuum, 129 (2016) 74-78.
10. “Optoelectronic properties and Seebeck coefficient in SnSe thin films” K S Urmila,T A Namitha, J Rajani, R R Philip and B Pradeep, Journal of Semiconductors, 37, No. 9 (2016).
11. Electrical conductivity tuning in p-type transparent conducting AgGaO2 and in quaternary AgInGaO2 thin films, Keerthi K,Hilal Rahman,Benoy M. D, Rachel Reena Philip, Materials Chemistry and PhysicsVolume 242, 15 February 2020, 122506
International Conference Publications
1. “Tin Doped AgInSe2 Thin Films with Enhanced Conductivity for Photovoltaic Applications”, Rajani Jacob, Okram G. S., Keerthi K.and Rachel Reena Philip, International conference on Energy harvesting, storage and conversion, ICEEE 2015, held at Cochin University, on February 4-7, 2015, (will be published in AIP proceedings).
2. “Photoconductivity in reactively evaporated Copper Indium SelenideThin films” Urmila K.S, Namitha Asokan T, B. Pradeep, Geethu R, Rajani Jacob and Rachel Reena Philip, International conference OMTAT 2013, CUSAT (AIP conference proceedings 1576, 69 (2014)).
3. “Optoelectronic And Low Temperature Thermoelectric Studies On Nanostructured Thin Films Of Silver Gallium Selenide” Rajani Jacob, Rachel Reena Philip, SheebaNazer, Anitha Abraham, Sinitha B. Nair, Pradeep B., Urmila K.S. And Okram G. S,International conference OMTAT 2013, CUSAT (AIP Conference Proceedings 1576, 83 (2014)).
4. “Preparation and characterization of solar cell of a novel configurationITO/nOVC/p-CIS/In” Geethu R, Dhanya S, Rajani Jacob, SreenivasanP.V, T.Shripathiand Rachel Reena Philip, “56th International Conference DAE Solid State Physics Symposium (SSPS)”, SRM University, Chennai, 19-23 December 2012 (AIP Conf. Proc. 1447,1065 (2012)).
5. “Fabrication and characterization of photovoltaic cell with novel configuration ITO/n-OVC/p-CIS/In” R Geethu, R Jacob, P V Sreenivasan, T Shripathi, Okram G S and R R Philip, “International Conference on Materials Science and Technology ICMST 2012” held on June 2012, Pala (IOP Conf. Series: Materials Science and Engineering 73 (2015) 012057).
International Conference Papers
1. “Photoconductivity in Nanostructured Thin Films of AgInSe2:Sn and AgGaSe2:Sn” Rajani Jacob, Johns Naduvath, Keerthi K and Rachel Reena Philip, International conference on Nano materials, ICNM 2014, held at M.G. University on December 20-22, 2014.
2. “Structural, optical and electrical properties of nanostructured cadmium lead Sulphide thin films” A S Mary, V S Shenoy, M M N Beegum, R K Divakaran, R Geethu, R Jacob, P V Sreenivasan, N Ashokan, B Pradeep, V Ganesan and R R Philip, International Conference on Materials Science and Technology ICMST 2012, held on June 2012, Pala.
3. “The Effect of Annealing on the Physical Properties of Thin Films of Ag(InGa)Se2 and Its Ordered Vacancy Compound Ag(InGa)5Se8” Rajani Jacob, Rachel Reena Philip,Surya Mary A., SheebaNazer, Anitha Abraham, Sinitha B. Nair, P.V. Sreenivasan, B. Pradeep,S. K. Remillard, P. A. DeYoung, International conference ICAMS 2013, SreeSankara college Kalady.
4. “Variation in Structural and Optical Characteristics of Nanostructured ZnO Thin Films with Deposition Cycles in CBD method” N. H. Sheeba, R. Jacob, A. Abraham, S. B. Nair, P.V. Sreenivasan, M. A. Surya, R. R. Philip, International conference ICAMS 2013, SreeSankara college Kalady.
5. “ITO Thin films by RF magneton sputtering: Influence of sputtering power on dark and photo conductivity” Aijo John, Rajani Jacob, Manju T, Rachel Reena Philip, International conference ICAMS 2013, SreeSankara college Kalady.
6. “A comparative study on the optoelectronic properties of Ga doped nanostructured films of CdS and PbS” Geethu R, Rajani Jacob, Anees Fatima, Shilpa Tripathi, T.Shripathi and Rachel Reena Philip, Third International conference on frontiers in nanoscience and technology, Cochin Nano, 14-17 August, 2011 at Cochin organized by CUSAT.
National Conference Papers:
1. “Doping effects on the reactively evaporated AgInSe2 thin films” 29th Kerala Science Congress held at Mar Thoma College, Thiruvalla, Rajani Jacob and Rachel Reena Philip on 28-30 January, 2017.
2. “Tin doped AgGaSe2 thin films: structural, optical and electrical analysis” Rajani Jacob and Rachel Reena Philip, 27th Kerala Science Congress held at Alappuzha, on 27-30 January, 2015.
3. “Effect of Gallium Incorporation on the Optical and Electrical Properties of Nanostructured Thin Films of AgInSe2” Rajani Jacob, Rachel Reena Philip, Johns Naduvath, Surya Mary A., Keerthi K., P.V. Sreenivasan, National Seminar on Frontiers of Nanotechnology, SSV College ,Valayanchirangara, held on March 6-7 2014.
4. “Structural, Optical and Electrical Characterizations of Cadmium Lead Sulphide Thin Films Prepared by Chemical Bath Deposition Technique” Sinitha B. Nair, Surya Mary A., Rajani Jacob, Anitha Abraham,
SheebaNazer, Sreenivasan P.V., Pradeep B., Shripathi T., Ganesan V., Rachel Reena Philip, National Seminar on Trendz in Physical Science-TriPS -2013 25, 26-July 2013.
5. “Effect of Bath Temperature on Structural, Optical and Electrical Properties of Tin Sulphide Thin Films” MeghaAsok, Anjaly Davis, Haseena V I, Saranya Sasi, Remya Gopinath, Rajani Jacob, Surya Mary A, Sreenivasan P.V, Rachel Reena Philip, National Seminar on Trendz in Physical Science-TriPS – 2013 25, 26-July 2013.
6. “Structural, Optical and Electrical Properties of Nanostructured Zinc Oxide Thin Films”, Haseena V I, Saranya Sasi, Megha Asok, Anjaly Davis, Remya Gopinath, SheebaN.H, Rajani Jacob, Surya Mary A, Sreenivasan P.V, Rachel Reena Philip, National Seminar on Trendz in Physical Science-TriPS -2013 25, 26-July 2013.
7. “Structural and Optical Studies on Nanostructured ZnO Thin Films Prepared By Chemical Bath Deposition” Sheeba N.H, Rajani Jacob, Anitha Abraham, Sinitha B. Nair, Sreenivasan P.V., Rachel Reena Philip, National Conference on Nanotechnology, KKTM Govt. college on December 2012.
8. “Structural and Optoelectronic properties of nanostructured thin films of OVC AgGa7Se12” Rajani Jacob, Geethu R, Sreenivasan P. V, Ganesan V, Rachel Reena PhilipNational conference on Advances in Material Science:Macro to Nano Scales held on 16-17 March 2012, at Union Christian College, Aluva.
9. “Studies on amorphous and crystalline nanostructured thin films of CdPbS” Geethu.R, Surya Mary A,Veena S Shenoy, NafilaBeegum M M, Remya K Divakaran, Rajani Jacob, Ganesan V, Rachel Reena Philip National
conference on Advances in Material Science:Macro to Nano Scales held on 16-17 March 2012, at Union Christian college, Aluva.
10. “Morphological, Compositional and Optoelectronic properties of nanostructured Silver Selenide thin films” Rajani Jacob,Geethu R, T. Sripathi, V.Ganesan, Rachel Reena Philip, UGC sponsored National seminar on Emerging Trends in Optoelectronics and Solar energy Nanomatrerials, EOSN-2011, Pazhassi Raja NSS College, Mattannur.
11. “Optoelectronic properties of nanostructured Silver Gallium Selenide thin films” Rajani Jacob, Geethu R, Rachel Reena Philip, UGC sponsored National seminar on Challenges in Nanoscience and Technology, CNT-2011, July 28-29, 2011, organized by St. Teresa’s College, Ernakulam.
12. “Effect of Ammonia Concentration on MCBD Deposited ZnS Thin Films”, Sreelakshmi S, GreeshmaEldho, Bhagyalakshmi Unnikrishnan, JeenaJohny, Anupama P., Rajani Jacob, National Seminar on Advances in Applied Physics and Applications, organised by Sree Krishna College, Guruvayur on 27 September 2018.