1. Lakshmanan A R, Jose M T, Ponnusamy V and Vivek kumar, “Luminescence in CaSO4:Dy phosphor – dependence on grain agglomaration, sintering temperature, sieving and washing”, 2002, Journal of Physics D: Applied Physics 35, 386-396.
2. Ramasamy V, Dheenathayalu M, Barathan S, Murugesan S and Ponnusamy V, “Thermoluminescence studies of Granitic rocks of Western Ghat Bits”, 2002, Bulletin of Pure and Applied Sciences, 21F(No.1), 25-32.
3. Ramasamy V, Dheenathayalu M, Meenakshisundaram V and Ponnusamy V, “Gamma ray spectroscopic analysis of biotite granites”, 2002, Current Science, 83(9), 1124-1128.
4. Ramasamy V, Dheenathayalu M, Ravisankar R, Ponnusamy V and Anandalakshmi K, “Spectroscopic Analysis of some typical rock samples of Western Ghat, Tamilnadu”, 2002, Bulletin of Pure and Applied Sciences, 21F(No.2), 83-88.
5. Ramasamy V, Dheenathayalu M, Anandalakshmi K, Ponnusamy V and Ravisankar R, “Characterisation of Quartz using FTIR”, 2002, Bulletin of Pure and Applied Sciences, 21F(No.2), 89-94.
6. Ramasamy V, Dheenathayalu M, Barathan S, Murugesan S and Ponnusamy V, “Atomic emission spectroscopic analysis of Bauxite Nodular samples of Yercaud Mines, Tamilnadu, India”, 2002, Bulletin of Pure and Applied Sciences, 21F(No.1), 51-55.
7. Ramasamy V, Dheenathayalu M, Barathan S and Ponnusamy V, “Infrared analysis of Neyveli sediments, Tamilnadu”, 2002, Journal of Current Sciences, 2(2), 103-109.
8. Ponnusamy V, Ramasamy V, Dheenathayalu M, Ravisankar R and Gopalakrishnan M, “Thermoluminescence – Kinetic parameter analysis of natural calcite crystals”, 2003, Journal of Current Sciences, 3(1), 13-18.
9. Ramasamy V, Ponnusamy V, Anandan C and Kavitha P, “High Temperature characterization of Coral Reefs – A FTIR study”, 2003, Bulletin of Pure and Applied Sciences, 22F(No.1&2), 47-53.
10.Ramasamy V, Ponnusamy V, Kavitha P and Anandan C, “FTIR – characterisation of Hazardous minerals in dust of Chidambaram, Tamil Nadu”, 2003, Bulletin of Pure and Applied Sciences, 22F(No.1&2), 23-29.
11.Ramasamy V, Dheenathayalu M, Ponnusamy V, Hemalatha J and Presannalakshmi P, “FTIR – characterisation and thermal analysis of natural calcite and aragonite”, 2003, Indian Journal of Physics, 77B(4), 443-450.
12.Ponnusamy V, Ramasamy V and Dheenathayalu M, “Kinetics of thermoluminescent calcite”, 2003, Indian Journal of Pure and Applied Physics, 41, 621-626.
13.Ramasamy V, Anandalakshmi K and Ponnusamy V, “Rapid determination of quartz and structural characterisation of feldspars in rocks using FTIR”, 2003, Indian Journal of Physics, 77A(4), 347-352.
14.Ramasamy V, Dheenathayalu M, Hemalatha J, Prasannalakshmi P and Ponnusamy V, “Infrared Analysis of Limestone and Coral Reef of South Tamil Nadu”, 2003, Journal of Annamalai University, 21-29.
15.Ramasamy V, Dheenathayalu M, Ponnusamy V, Murugesan S and Mullainathan S, “Characterisation of quartz and feldspars in White Granites”, 2003, Journal of Current Sciences 3(1), 181-190.
16.Ponnusamy V, Ramasamy V, Dheenathayalu M, Murugesan S and Mullainathan S, “Thermoluminescence – Glow curve characteristics of quartz, feldspar and calcite”, 2004, Journal of Current Sciences, 5(1), 157-162.
17.Ramasamy V, Ponnusamy V, Dheenathayalu M, Mullainathan S and Murugesan S, “Effect of annealing in thermostimulated luminescence of granitic quartz”, 2004, Journal of Current Sciences, 5(1), 109-114.
18.Dheenathayalu M, Ramasamy V and Ponnusamy V, “Determination and characterization of hazardous minerals in atmospheric dust of Nagapattinam district, Tamilnadu”, 2004, The Journal of Annamalai University : 25-38.
19.Ponnusamy V, Ramasamy V and Dheenathayalu M, “Thermostimulated luminescence of quartz separated from granite”, 2004, The Journal of the Annamalai University : 91- 97.
20.Ramasamy V, Ponnusamy V, Dheenathayalu M, Hemalatha J and Anandan C, “Behaviour of calcite and other minerals in limestone during high thermal treatment – A FTIR study”, 2004, The Journal of Annamalai University : 45-51.
21.Ramasamy V, Ponnusamy V, Hemalatha J and Anandalakshmi K, “Quality assessment through the determination of clay index in limestones of South Tamil Nadu with the adsorption of methylene blue using UV-VIS spectroscopy”, 2004, Indian Journal of Physics, 78B(2), 195-199.
22.Ramasamy V, Ponnusamy V, Dheenathayalu M and Palani G, “Quantitative determination of haematite and chalcopyrite in metamorphic rocks using infrared spectroscopy”, 2004, Indian Journal of Physics, 78(7), 563-568.
23.Ponnusamy V, Ramasamy V and Hemalatha J, “Thermostimulated luminescence (tsl) – thermal treatment in blue coloured calcite crystals”, 2004, Indian Journal of Pure and Applied Physics, 42, 130-135.
24.Ponnusamy V, Ramasamy V, Dheenathayalu M and Gopalakrishnan M,“Spurious and regenrated thermoluminescence from natural calcite crystals”, 2004, Indian Journal of Physics, 78A(3), 327-330.
25.Ponnusamy V and Ramasamy V, “Thermostimulated luminescence sensitivity changes in biotite – granitic quartz as a result of annealing”, 2004, Indian Journal of Physics 78(11), 1199-1203 .
26.Ramasamy V, Ponnusamy V, Kavitha P and Anandan C, “Characterisation of hazardous minerals in dust through FT-IR in Neyveli area, Tamilnadu”, 2004, Indian Journal of Environmental Protectrion 24 (4), 282-288.
27.Ponnusamy V, Ramasamy V, Dheenathayalu M and Hemalatha J, “Effect of annealing in thermostimulated luminescence (TSL) on natural blue colour calcite crystals”, 2004, Nuclear Instruments and Methods (NIM) in Physical Research, B217, 611-620.
28.Ramasamy V, Dheenathayalu M, Ravisankar R, Ponnusamy V, Victor Rajamanickam G, Dajkumar Sahayam, Meenakshisundaram V and Gajendiran V, “Natural radioactivity measurements in Beach Rock samples of South – East Coast of Tamil Nadu, India”, 2004, Radiation Protection Dosimetry, 111(2), 229-235.
29.Ramasamy V, Ponnusamy V and Hemalatha J, “Study on effect of baking on natural calcitic crystalline limestones at various temperatures through FTIR, XRD and TG-DTA analysis”, 2005, Indian Journal of Physics, 79(8), 847-855.
30.Ramasamy V, Ponnusamy V, Hemalatha J, Meenakshisundaram V and Gajendiran V, “Evaluation of natural radioactivity and radiological hazards caused by different marbles of India”, 2005, Indian Journal of Pure and Applied Physics, 43, 815-820.
31.Ponnusamy V, Ramasamy V and Anandalakshmi K, “Effect of preheating in biogenic shells – Thermostimulated luminescence and FTIR study”, 2005, Indian Journal of Pure and Applied Physics, 43, 1-6.
32.Ramasamy V, Ponnusamy V, Meenakshisundaram V and Gajendiran V, “Evaluation of natural radioactivity and radiological hazards in various granites of Tamilnadu”, 2005, Indian Journal of Physics, 79(11),1293-1297.
33.Ramasamy V, Ponnusamy V and Hemalatha J, “Determination of phase transformation temperature of magnesite through vibrational analysis”, 2005, Acta Ciencia Indica, XXXI (3), 397-402.
34.Ramasamy V, Ponnusamy V and Jayanthy M, “Rapid analysis of river sediments and determination of crystallinity and distribution of quartz using FTIR”, Journal of Current Sciences, 7(2), 309-316; 2005.
35.Ponnusamy V, Ramasamy V and Hemalatha J, “Loss of TSL sensitivity at 700˚C in naturally grown calcite crystals – correlation through FTIR and ESR studies”, Journal of Current Science, 7(2), 385-392; 2005.
36.Ramasamy V and Ponnusamy V, “Determination of radiological hazards and radioactive heat production rate from white granites of south Tamilnadu”, 2006, Journal of the Annamalai University, XL11, 15-27.
37.Ramasamy V, Rajkumar P and Ponnusamy V, “FTIR spectroscopic analysis and mineralogical characterisation of Vellar river sediments”, 2006, Bulletin of Pure and Applied Sciences, 25D (1): 49-55.
38.Ramasamy V, Rajkumar P and Ponnusamy V, “Variation on luminescence effect of natural quartz extracted from Vellar river sediments”, 2006, Bulletin of Pure and Applied Sciences, 25F (1-2): 25-29.
39.Ramasamy V, Ponnusamy V and Anandalakshmi K, “Determination of kinetic parameters through thermoluminescence glow curve of well grown calcitic crystals”, 2006, Bulletin of Pure and Applied Sciences, 25D (2): 67-73.
40.Ramasamy V, Ponnusamy V and Anandalakshmi K, “Thermoluminescence glow curve characteristics of natural well grown calcite”, 2006, Bulletin of Pure and Applied Sciences, 25F (1-2): 7-12.
41.Ponnusamy V, Ramasamy V and Anandalakshmi K, “Determination of activation energy and order of kinetics at different temperatures of thermoluminescent Meritrix Castra Marine biogenic shells”, 2007, Indian Journal of Physics, 81(3): 331-341.
42.Ramasamy V, Ponnusamy V, Gomathi S. S. and Jose M. T., “Effect of thermal treatment on impurity ion (Mn2+) in dolomite through ESR study”, 2008, Bulletin Pure and Applied Sciences. 27F(No.1-2), 1-5.
43.Ramasamy V, Ponnusamy V, Gomathi S. S. and Jose M. T., “Glow curve characteristics of dolomitic rocks”, 2008, Bulletin Pure and Applied Sciences. 27F(No.1-2), 1-5.
44.Ramasamy V and Ponnusamy V, Analysis on air suspended particles of Coimbatore – a FTIR study, 2009, Indian Journal of Physics, 83(3): 301-312 .
45.Ramasamy V, Rajkumar P, and Ponnusamy V, Depth wise analysis of recently excavated Vellar river sediments through FTIR and XRD studies, 2009, Indian Journal of Physics, 83(9): 1295-1308.
46.Ramasamy V, Ponnusamy V S.S. Gomathi, and Jose M T, Thermostimulated luminescence characteristics of dolomitic rocks and their use as a gamma ray dosimeter, 2009, Radiation Measurements, 44, 351-358.
47.Ramasamy V, Suresh G, Ponnusamy V, V, Meenakshisundaram V and Gajendiran V, Evaluation of Radioactive level and absorbed dose rate in river sediments due to gamma radioactivity, 2009, American-Eurasian Journal of scientific research, 4(3),124-127.
48.Ramasamy V, Ponnusamy V, Sabari S, Anishia S R and Gomathi S S, Effect of grinding on the crystal structure of recently excavated dolomite, 2009, Indian Journal of Pure and Applied Physics, 47, 586-591.
49.Ramasamy V, Suresh G, V, Meenakshisundaram V and Ponnusamy V, Distribution and characterization of minerals and naturally occurring radionuclides in river sediments, 2010, Carpathian Journal of Earth and Environmental Sciences, 6 (1), 141-146.
50.Ramasamy V, Suresh G, Venkatachalapathy R, Ponnusamy V, and Meenakshisundaram V, Magnetic susceptibility and radiological hazardous nature of river sediments — Spectroscopical approach, 2010, Acta Physica polonica A, 118(4), 333-343.
51.Ramasamy V, Rajkumar P, Ponnusamy V and Jose M T, Thermoluminescence study of recently excavated river sediments from Tamilnadu, India, 2010, Indian Journal of Pure and Applied Physics, 48, 256-263.
52.Anishia S R, Jose M T, Annalakshmi O, Ponnusamy V and Ramasamy V, Dosimetric properties of rare earth doped LiCaBO3 thermoluminescence phosphors, 2010, Journal of Luminescence, 130, 1834-1840.
53.Ramasamy V, Vimalathithan R M and Ponnusamy V, Synthesis and characterization of BaSO4 nano particles using micro emulsion technique, 2010, Advances in Applied Science Research, 1 (3): 197-204.
54.Ramasamy V, Vimalathithan R M and Ponnusamy V, Synthesis of well dispersed, elliptical shaped Barium Sulphate nanoparticles via Water – Chloroform mixed solvent, 2010, Archives of Physics Research, 1 (4): 217-226.
55.Ramasamy V, Suresh G, V, Meenakshisundaram V and Ponnusamy V, Horizontal and vertical characterization of radionuclides and minerals in river sediments, 2011, Applied Radiation and Isotopes, 69, 184-195.
56.Ramasamy V, Anishiaa S R, Joseb M T and Ponnusamy V, Synthesis and TL emission properties of RE3+ (Tm, Tb, Ce, Gd and Dy) doped lithium based alkaline (Ca, Mg) earth metal borates, 2011, Archives of Physics Research, 2 (2): 1-8.
57.Suresh G, Ramasamy V, Meenakshisundaram V, Venkatachalapathy R, and Ponnusamy V, A relationship between the natural radioactivity and mineralogical composition of the Ponnaiyar river sediments, India, 2011, Journal of Environmental Radioactivity, 102, 370-377.
58.Suresh G, Ramasamy V, Meenakshisundaram V, Venkatachalapathy R, and Ponnusamy V, Influence of mineralogical and heavy metal composition on natural radionuclide concentrations in the river sediments, 2011, Applied Radiation and Isotopes, 69, 1466–1474.
59.Ramasamy V, Vimalathithan R M and Ponnusamy V, Preparation of barium sulphate nanocrystals in ethanol - water mixed solvents, 2011, Journal of Ceramic Processing Research. 12(2), 173-175.
60.Ramasamy V, Rajkumar P, Suresh G, Meenakshisundaram V and Ponnusamy V,Determination of level of radioactivity and evaluation of radiation hazardous nature of the recently excavated river sediments, 2011, Carpathian Journal of Earth and Environmental Sciences, 6(1), 141 – 146.
61.Suresh G, Ramasamy V, and Ponnusamy V, Mineralogical and Thermoluminescence Characterizations of the River Sediments from Tamilnadu, India, 2011, Natural Resources Research, 20(4), 389-399.
62.Ramasamy V, Suresh G, Ponnusamy V and Meenakshisundaram V, Investigation on Natural Radiation Level and Its Hazardous Nature of River Sediments Using γ-Ray Spectroscopy, 2011, Radiochemistry, 53(1), 87–96.
63.Ramasamy V, Vimalathithan R M and Ponnusamy V, Synthesis of monodispersed barium sulphate nanoparticles using water-benzene mixed solvent, 2012, Advanced Materials Letters, 3(1), 29-33.
64.Ponnusamy V, Ramasamy V, Jose M T and Anandalakshmi K, Effect of annealing on natural calcitic crystals—A thermostimulated luminescence (TSL) study, 2012, Journal of Luminescence, 132, 1063-1075.
65.Ramasamy V, Vimalathithan R M, Ponnusamy V Jose M T, Electron-Trap model: TL mechanism in BaSO4 nanophosphor- A new approach, 2013, Journal of Luminescence, 134, 791-797.
66.Rajkumar, G., Ponnusamy, V., Kanmani, G.V. and Jose, M.T., 2021. Ternary type BaY2ZnO5: Eu3+ deep-red phosphor for possible latent fingerprint, security ink and WLED applications,Ceramics International, Elsevier.