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Aneesh Kumar, K. V. and Krishnaveni, S. and Asokan, K. and Ranganathaiah, C. and Ravikumar, H. B. (2018) Comparative study of 150 keV Ar+ and O+ ion implantation induced structural modification on electrical conductivity in Bakelite polymer. Journal of Physics and Chemistry of Solids, 113. 74 - 81. ISSN 0022-3697
Aneesh Kumar, K. V. and Krishnaveni, S. and Ranganathaiah, C. and Ravikumar, H. B. (2017) Effect of electron beam irradiation on the microstructure, optical and electrical properties of glass resistive plate chamber detector material. Applied Physics A, 123 (8). ISSN 1432-0630
Aneesh Kumar, K. V. and Munirathnamma, L. M. and Ningaraju, S. and Ranganathaiah, C. and Nambissan, P. M. G. and Ravikumar, H. B. (2017) Effect of argon ion implantation on the microstructure and electrical conductivity of a polymer based bakelite RPC detector material. AIP Conference Proceedings, 1832 (1). ISSN 1551-7616
Aneesh Kumar, K. V. and Kumaraswamy, G. N. and Ranganathaiah, C. and Ravikumar, H. B. (2017) Influence of oxygen ion implantation on the free volume parameters and electrical conductivity of a polymer-based bakelite RPC detector material. Journal of Applied Polymer Science, 134 (24). ISSN 1097-4628
Aneesh Kumar, K. V. and Krishnaveni, S. and Nambissan, P. M. G. and Ranganathaiah, C. and Ravikumar, H. B. (2017) Oxygen ion implantation induced structural modifications and electrical conductivity in glass RPC detector materials: A positron lifetime study. Journal of Non-Crystalline Solids, 471. 151 - 159. ISSN 1873-4812
Sundara Rajan, J. and Daisy Flora, S. and Ranganathaiah, C. (2016) Investigations of copper sulfide diffusion into paper insulation of transformers. IEEE Transactions on Dielectrics and Electrical Insulation, 23 (4). pp. 2421-2429.
Aneesh Kumar, K. V. and Ningaraju, S. and Munirathnamma, L. M. and Ravikumar, H. B. and Ranganathaiah, C. (2015) Electron beam induced microstructural changes and electrical conductivity in bakelite polymer rpc detector material: a positron lifetime study. Journal of Physics: Conference Series, 618 (1). 012032.
Aneesh Kumar, K. V. and Ravikumar, H. B. and Ganesh, S. and Ranganathaiah, C. (2015) Electron beam induced microstructural changes and electrical conductivity in bakelite rpc detector material. IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 62 (1, 2). pp. 306-313. ISSN 1558-1578
Smitha, P. G. and Byrappa, K. and Ranganathaiah, C. (2015) Mineralogy of agricultural soil of selected regions of South Western Karnataka, Peninsular India. JOURNAL OF ENVIRONMENTAL BIOLOGY, 36 (4). pp. 883-889. ISSN 2394-0379
Pasang, T. and Namratha, K. and Guagliardo, P. and Byrappa, K. and Ranganathaiah, C. and Samarin, S. and Williams, J. F. (2015) Single and couple doping ZnO nanocrystals characterized by positron techniques. MATERIALS RESEARCH EXPRESS, 2 (4). ISSN 2053-1591
Pasang, T. and Namratha, K. and Parvin, T. and Ranganathaiah, C. and Byrappa, K. (2015) Tuning of band gap in TiO2 and ZnO nanoparticles by selective doping for photocatalytic applications. MATERIALS RESEARCH INNOVATIONS, 19 (1). pp. 73-80. ISSN 1433-075X
Veena, M. G. and Renukappa, N. M. and Meghala, D. and Ranganathaiah, C. and Rajan, J. S. (2014) Influence of nanopores on molecular polarizability and polarization currents in epoxy nanocomposites. IEEE Transactions on Dielectrics and Electrical Insulation, 21 (3). pp. 1166-1174.
Ranganathaiah, C. (2014) Light, X-ray, and Neutron Scattering Techniques for Miscibility and Phase Behavior Studies in Polymer Blends. In: Micro and Nanostructured Epoxy/Rubber Blends. UNSPECIFIED. ISBN 9783527666874
Ranganathaiah, C. (2014) Light, x-ray, and neutron scattering techniques for miscibility and phase behavior studies in polymer blends. Wiley Blackwell. ISBN 9783527666874
Ranganathaiah, C. (2014) Positron Annihilation Spectroscopy: Polymer Blends and Miscibility. In: Characterization of Polymer Blends: Miscibility, Morphology and Interfaces. UNSPECIFIED. ISBN 9783527645619
Pasang, T. and Ranganathaiah, C. (2014) Synthesis and characterization of methacrylic acid-based molecular imprinted polymers by positron lifetime spectroscopy. Polymer Engineering and Science, 54 (3). pp. 667-674. ISSN 0032-3888
Ramya, P. and Meghala, D. and Pasang, T. and Ranganathaiah, C. (2013) Construction of concentration density profile across the interface in SAN/EVA immiscible blend from positron lifetime parameters. In: AIP Conference Proceedings.
Dinesh, M. and Ranganathaiah, C. (2013) Free volume as an internal material parameter to probe interfaces in ternary polymer blends: A positron lifetime study. Journal of Applied Polymer Science, 130 (5). pp. 3335-3344. ISSN 0021-8995
Acharya, B. S. and Agarwalla, S. K. and Behera, P. K. and Bhasin, A. and Chattopadhyay, S. and Choubey, S. and Datar, V. and Gandhi, R. and Gangopadhyay, G. and Goswami, S. and Hasan, R. and Indumathi, D. and Mondal, N. K. and Murthy, M. V. N. and Naimuddin, M. D. and Rajasekaran, G. and Ranganathaiah, C. and Raychaudhuri, A. and Singh, V. and Sinha, N. and Vinod Kumar, A. M. and Viyogi, Y. P. (2013) India-based neutrino observatory. Current Science, 104 (7). p. 811.
Ramya, P. and Guagliardo, P. and Pasang, T. and Ranganathaiah, C. and Samarin, S. and Williams, J. F. (2013) Influence of polar groups in binary polymer blends on positronium formation. Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, 87 (5). ISSN 1539-3755
Ramya, P. and Meghala, D. and Pasang, T. and Raj, J. M. and Ranganathaiah, C. and Williams, J. F. (2013) Interface profile studies in immiscible and partially miscible binary polymer blends from free volume measurement. Journal of Physics: Conference Series, 443 (1). 012048.
Suresha, B. and Devarajaiah, R. M. and Pasang, T. and Ranganathaiah, C. (2013) Investigation of organo-modified montmorillonite loading effect on the abrasion resistance of hybrid composites. Materials & Design, 47. pp. 750-758.
Dinesh, M. and Ranganathaiah, C. (2013) Microwave irradiation induced modifications on the interfaces in SAN/EVA/PVC and PVAc/BPA/PVP ternary polymer blends: Positron lifetime study. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms, 310. pp. 67-74. ISSN 0168-583X
Hareesh, K. and Pandey, A. K. and Meghala, D. and Ranganathaiah, C. and Sanjeev, G. (2013) Photo-degradation of Lexan polycarbonate studied using positron lifetime spectroscopy. In: AIP Conference Proceedings.
Magalad, V. T. and Gokavi, G. S. and Ranganathaiah, C. and Burshe, M. H. and Han, C. and Dionysiou, D. D. and Nadagouda, M. N. and Aminabhavi, T. M. (2013) Polymeric blend nanocomposite membranes for ethanol dehydration-effect of morphology and membrane-solvent interactions. Journal of Membrane Science, 430. pp. 321-329. ISSN 0376-7388
Meghala, D. and Ramya, P. and Pasang, T. and Raj, J. M. and Ranganathaiah, C. and Williams, J. F. (2013) Positron annihilation lifetime study of interfaces in ternary polymer blends. Journal of Physics: Conference Series, 443 (1). 012047. ISSN 1742-6588
Pasang, T. and Ranganathaiah, C. (2013) Preparation and characterization of molecularly imprinted polymer for selective adsorption of 4-chlorophenol molecules by physical selectivity method. Industrial and Engineering Chemistry Research, 52 (22). pp. 7445-7452.
Hareesh, K. and Ranganathaiah, C. and Ramya, P. and Bhargavi, R. and Nair, G. G. and Sangappa and Sanjeev, G. (2013) Variation of lexan polycarbonate properties by electron beam. Journal of Applied Polymer Science, 127 (3). pp. 2010-2018.
Ramya, P. and Ranganathaiah, C. (2013) A new insight into interface widths in binary polymer blends based on ortho-positronium lifetime studies. Journal of Applied Polymer Science, 127 (1). pp. 190-199. ISSN 0021-8995
Meghala, D. and Ranganathaiah, C. (2012) Characterization of interfaces in Poly (styrene-co-acrylonitrile) (SAN) based ternary polymer blends: A new approach from positron lifetime spectroscopy. Polymer, 53 (3). 842 - 850. ISSN 0032-3861
Ramya, P. and Ranganathaiah, C. and Williams, J. F. (2012) Experimental determination of interface widths in binary polymer blends from free volume measurements. Polymer, 53 (20). 4539 - 4546. ISSN 0032-3861
Meghala, D. and Ramya, P. and Pasang, T. and Ravikumar, H. B. and Ranganathaiah, C. (2012) Information on individual interfaces in ternary polymer blends from positron annihilation lifetime studies. AIP Conference Proceedings, 1447 (1). pp. 641-642. ISSN 1551-7616
Ramya, P. and Meghala, D. and Pasang, T. and Raj, J. M. and Chandrashekara, M. N. and Ranganathaiah, C. (2012) A new insight into interfaces of immiscible binary polymer blends from the free volume approach. AIP Conference Proceedings, 1447 (1). pp. 639-640. ISSN 1551-7616
Ranganathaiah, C. (2011) Characterization of interfacial adhesion in binary polymer blends: a new approach based on positron lifetime study. JOURNAL OF POLYMER ENGINEERING, 31 (2-3, S). pp. 97-103.
Veena, M. G. and Renukappa, N. M. and Raj, J. M. and Ranganathaiah, C. and Shivakumar, K. N. (2011) Characterization of nanosilica-Filled epoxy composites for electrical and insulation applications. JOURNAL OF APPLIED POLYMER SCIENCE, 121 (5). pp. 2752-2760.
Sampathkumaran, P. and Ranganathaiah, C. and Seetharamu, S. and Kishore (2011) Chromium-manganese iron alloy system design cast in metal and sand moulds for erosion resistance: a positron lifetime study. INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, 52 (1-4). pp. 45-52.
Wilson, R. and Plivelic, T. S. and Ramya, P. and Ranganathaiah, C. and Kariduraganavar, M. Y. and Sivasankarapillai, A. and Thomas, S. (2011) Influence of clay content and amount of organic modifiers on morphology and pervaporation performance of EVA/clay nanocomposites. Industrial & Engineering Chemistry Research, 50 (7). pp. 3986-3993.
Altaweel, Abdullah M. A. M. and Raj, J. M. and Chandrashekara, M. N. and Ramya, P. and Sampathkumaran, P. and Ranganathaiah, C. (2011) Mechanical and microstructural properties of polystyrene based composites: positron lifetime spectroscopic and DSC studies. Journal of Polymer Engineering, 31 (2-3, S). pp. 69-72.
Bhadra, S. and Ranganathaiah, C. and Kim, N. H. and Kim, S.-Il and Lee, J. H. (2011) New Hyperbranched Polymers for Membranes of High-Temperature Polymer Electrolyte Membrane Fuel Cells: Determination of the Crystal Structure and Free-Volume Size. JOURNAL OF APPLIED POLYMER SCIENCE, 121 (2). pp. 923-929.
Raj, J. M. and Altaweel, Abdullah M. A. M. and Chandrashekara, M. N. and Ramya, P. and Ravikumar, H. B. and Ranganathaiah, C. (2011) An effective tool to characterize adhesion at the interface of binary polymer blends: a free volume study. JOURNAL OF POLYMER ENGINEERING, 31 (2-3, S). pp. 93-96.
Chandrashekara, M. N. and Ranganathaiah, C. (2010) Chemical and photochemical degradation of human hair a free-volume microprobe study. Journal of Photochemistry and Photobiology B: Biology, 101 (33). pp. 286-294. ISSN 1011-1344
Altaweel, Abdullah M. A. M. and Ranganathaiah, C. and Siddramaiah, B. (2010) Positron Lifetime Spectroscopy and Differential Scanning Calorimetric study of polystyrene-based composites with fly ash, cenospheres, and calcium aluminosilicate as fillers. Journal of Applied Polymer Science, 116 (5). pp. 3087-3094. ISSN 1097-4628
Altaweel, Abdullah M. A. M. and Ranganathaiah, C. and Siddaramaiah, B. (2010) Positron lifetime spectroscopy and differential scanning calorimetric study of polystyrene-based composites with fly ash, cenospheres, and calcium aluminosilicate as fillers. Journal of Applied Polymer Science, 119 (2). p. 1249.
Shivaraju, H. P. and Sajan, C. P. and Rungnapa, T. and Kumar, V. and Ranganathaiah, C. and Byrappa, K. (2010) Photocatalytic treatment of organic pollutants in textile effluent using hydrothermally prepared photocatalytic composite. Materials Research Innovations, 14 (1). pp. 80-86. ISSN 1433-075X
Suresh Kumar, B. V. and Siddaramaiah and Shayan, M. B. and Manjula, K. S. and Ranganathaiah, C. and Narasimha Rao, G. V. and Basavalingu, B. and Byrappa, K. (2009) Effect of zeolite particulate filler on the properties of polyurethane composites. Journal of Polymer Research, 17 (1). pp. 135-142. ISSN 1572-8935
Manjula, M. K. and Rai, K. M. Lokanatha and Raj, J. M. and Manjula, C. S. and Siddaramaiah and Ranganathaiah, C. (2009) Microwave assisted improvement in physico-mechanical properties of poly(vinyl alcohol)/poly(ethylene imine)/gelatin blends. Journal of Polymer Research, 17 (1). pp. 89-98. ISSN 1572-8935
Chandrashekara, M. N. and Ranganathaiah, C. (2009) Diffusion of permanent liquid dye molecules in human hair investigated by positron lifetime spectroscopy. Colloids and Surfaces B-Biointerfaces, 69 (1). pp. 129-134. ISSN 1873-4367
Altaweel, Abdullah M. A. M. and Ravikumar, H. B. and Ranganathaiah, C. (2009) Influence of free volume on the mechanical properties of epoxy based composites: a correlation study. Physica Status Solidi C: Conferences and Critical Reviews, 6 (11). pp. 2401-2403.
Raj, J. M. and Kumaraswamy, G. N. and Ranganathaiah, C. (2009) Interfacial stabilization of binary polymer blends through radiation treatment: a free volume approach. Physica Status Solidi C: Conferences and Critical Reviews, 6 (11). pp. 2404-2406.
Jeevananda, T. and Kim, Nam Hoon and Lee, Joong Hee and Basavarajaiah, S. and Urs, Deepa M. V. and Ranganathaiah, C. (2009) Investigation of multi-walled carbon nanotube-reinforced high-density polyethylene/carbon black nanocomposites using electrical, DSC and positron lifetime spectroscopy techniques. Polymer International, 58 (7). pp. 775-780. ISSN 1097-0126
Altaweel, Abdullah M. A. M. and Ranganathaiah, C. and Kothandaraman, B. (2009) Mechanical properties of modified epoxies as related to free volume parameters. Journal of Adhesion, 85 (4-5). pp. 200-215. ISSN 1545-5823
Ranganathaiah, C. and Kumaraswamy, G. N. (2009) New method of determining miscibility in binary polymer blends through hydrodynamic interaction: the free volume approach. Journal of Applied Polymer Science, 111 (2). pp. 577-588. ISSN 1097-4628
Aravind, Indose and Ahn, Kyung Hyun and Ranganathaiah, C. and Thomas, Sabu (2009) Rheology, morphology, mechanical properties and free volume of poly(trimethylene terephthalate)/polycarbonate blends. Industrial & Engineering Chemistry Research, 48 (22). pp. 9942-9951. ISSN 0888-5885
Urs, Deepa M. V. and Ranganathaiah, C. (2009) Spoliation of a rigid gas permeable contact lens by sodium chloride: a free volume microprobe study. Physica Status Solidi C: Conferences and Critical Reviews, 6 (11). pp. 2411-2413.
Urs, Deepa M. V. and Ranganathaiah, C. (2009) Spoliation of fluoroperm rigid gas permeable contact lens by sodium chloride: a positron annihilation study. Journal of Applied Polymer Science, 112 (1). pp. 372-380. ISSN 1097-4628
Raj, J. M. and Ranganathaiah, C. (2009) A free-volume study on the phase modifications brought out by e-beam and microwave irradiations in PP/NBR and PVC/SAN blends. Polymer Degradation and Stability, 94 (3). pp. 397-403. ISSN 1873-2321
Raj, J. M. and Ranganathaiah, C. (2009) A new method of stabilization and characterization of the interface in binary polymer blends by irradiation: a positron annihilation study. Journal of Polymer Science Part B-Polymer Physics, 47 (6). pp. 619-632. ISSN 1099-0488
Chandrashekara, M. N. and Ranganathaiah, C. (2009) A study of dye molecule diffusion in human hair using positron lifetime spectroscopy. Physica Status Solidi C: Conferences and Critical Reviews, 6 (11). pp. 2407-2410.
Kumara, H. and Ranganathaiah, C. and Siddaramaiah (2008) Correlation between physico-mechanical and free volume properties of gaur-gum filled polyurethane/polymethyl methacrylate biodegradable composites. Journal of Composite Materials, 42 (17). pp. 1787-1800. ISSN 1530-793X
Radha, J. C. and Ranganathaiah, C. (2008) Effect of hygrothermal aging on the diffusion of seawater in epoxy/glass composites studied by positron lifetime spectroscopy. Polymer Composites, 29 (2). pp. 149-155. ISSN 1548-0569
Sampathkumaran, P. and Ranganathaiah, C. and Seetharamu, S. and Kishore (2008) Effect of increased manganese addition and mould type on the slurry erosion characteristics of Cr-Mn iron systems. Bulletin of Materials Science, 31 (7). pp. 1001-1006. ISSN 0973-7669
Radha, J. C. and Ranganathaiah, C. (2008) Effect of the fiber orientation on the sorption kinetics of seawater in an epoxy/glass composite: A free-volume microprobe study. Journal of Applied Polymer Science, 109 (2). pp. 1302-1309. ISSN 1097-4628
Deepa Urs, M. V. and Ranganathaiah, C. (2008) Influence of spoliation in poly(2-hydroxy ethyl methacrylate) soft contact lens on its free volume and optical transparency. Journal of Materials Science: Materials in Medicine, 19 (3). pp. 1355-1361. ISSN 1573-4838
Raj, J. M. and Ranganathaiah, C. and Ganesh, S. (2008) Interfacial modifications in PS/PMMA and PVC/EVA blends by e-beam and microwave irradiation: A free volume study. Polymer Engineering & Science, 48 (8). pp. 1495-1503. ISSN 1548-2634
Sampathkumaran, P. and Ranganathaiah, C. and Seetharamu, S. and Kishore (2008) Processes-induced structural transformations and the impact properties of Cr–Mn iron systems. Materials and Manufacturing Processes, 23 (3). pp. 320-325. ISSN 1532-2475
Bhajantri, R. F. and Ravindrachary, V. and Harisha, A. and Ranganathaiah, C. and Kumaraswamy, G. N. (2007) Effect of barium chloride doping on PVA microstructure: positron annihilation study. Applied Physics A, 87 (4). pp. 797-805. ISSN 1432-0630
Deepa, M. V. Urs and Ranganathaiah, C. (2007) Glucose and water diffusion kinetics study in a fluorosilicone acrylate contact lens material by positron lifetime spectroscopy. Journal of Biomaterials Science, Polymer Edition, 18 (6). pp. 641-654. ISSN 1568-5624
Subramani, A. K. and Byrappa, K. and Kumaraswamy, G. N. and Ravikumar, H. B. and Ranganathaiah, C. and Rai, K. M. Lokanatha and Ananda, S. and Yoshimura, M. (2007) Hydrothermal preparation and characterization of TiO2:AC composites. Materials Letters, 61 (26). 4828 - 4831. ISSN 1873-4979
Subramani, A. K. and Byrappa, K. and Ananda, S. and Rai, K. M. Lokanatha and Ranganathaiah, C. and Yoshimura, M. (2007) Photocatalytic degradation of indigo carmine dye using TiO2 impregnated activated carbon. Bulletin of Materials Science, 30 (1). pp. 37-41. ISSN 0973-7669
Kumar, H. and Radha, J. C. and Ranganathaiah, C. and Siddaramaiah (2007) Physico-mechanical and free volume behaviour of guar gum filled polyurethane/polyacrylonitrile biodegradable composites. European Polymer Journal, 43 (4). 1580 - 1587. ISSN 0014-3057
Byrappa, K. and Suresh Kumar, B. V. and Rao, G. V. Narasimha and Vijaya Kumar, M. S. and Ranganathaiah, C. (2007) Synthesis and characterisation of R3+ : AlPO4 (where R=Ce, Pr and Nd). Materials Research Innovations, 11 (3). pp. 122-126. ISSN 1433-075X
Soares, B. G. and Almeida, M. S. M. and Ranganathaiah, C. and Deepa Urs, M. V. and Siddaramaiah (2007) The characterization of PP/NBR blends by positron annihilation lifetime spectroscopy (PALS): The effect of composition and dynamic vulcanization. Polymer Testing, 26 (1). 88 - 94. ISSN 0142-9418
Ranganathaiah, C. (2006) Free volume micro probe study of silver ions implanted in polycarbonate. High Performance Polymers, 18 (6). pp. 933-947. ISSN 1361-6412
Kumaraswamy, G. N. and Ranganathaiah, C. (2006) Free volume microprobe studies on poly(methyl methacrylate)/poly(vinyl chloride) and poly(vinyl chloride)/polystyrene blends. Polymer Engineering & Science, 46 (9). pp. 1231-1241. ISSN 1548-2634
Urs, M. V. Deepa and Ranganathaiah, C. and Ramani, R. and Lal, Babu and Alam, Sarfaraz (2006) Diffusion of seawater in unsaturated polyester resin and its glass fiber reinforced composites in the presence of titanium dioxide as UV absorber. Journal of Applied Polymer Science, 102 (3). pp. 2784-2794. ISSN 1097-4628
Soares, B. G. and Almeida, M. S. M. and Deepa Urs, M. V. and Kumaraswamy, G. N. and Ranganathaiah, C. and Siddaramaiah and Mauler, R. (2006) Influence of curing agent and compatibilizer on the physicomechanical properties of polypropylene/nitrile butadiene rubber blends investigated by positron annihilation lifetime technique. Journal of Applied Polymer Science, 102 (5). pp. 4672-4681. ISSN 1097-4628
Kumaraswamy, G. N. and Ranganathaiah, C. and Urs, M. V. Deepa and Ravikumar, H. B. (2006) Miscibility and phase separation in SAN/PMMA blends investigated by positron lifetime measurements. European Polymer Journal, 42 (10). 2655 - 2666. ISSN 1873-1945
Ravikumar, H. B. and Ranganathaiah, C. and Kumaraswamy, G. N. and Deepa Urs, M. V. and Jagannath, J. H. and Bawa, A. S. and Thomas, Sabu (2006) Differential scanning calorimetric and free volume study of reactive compatibilization by EPM-g-MA of poly(trimethylene terephthalate)/EPDM blends. Journal of Applied Polymer Science, 100 (1). pp. 740-747. ISSN 1097-4628
Stephen, Ranimol and Ranganathaiah, C. and Varghese, Siby and Joseph, Kuruvilla and Thomas, Sabu (2006) Gas transport through nano and micro composites of natural rubber (NR) and their blends with carboxylated styrene butadiene rubber (XSBR) latex membranes. Polymer, 47 (3). 858 - 870. ISSN 0032-3861
Byrappa, K. and Suresh Kumar, B. V. and Ranganathaiah, C. and Somashekar, R. and Dinesh, R. and Rai, K. M. Lokanatha and Ananda, S. (2005) Hydrothermal crystallization and characterization of Rsp +3: AlPOsb 4 zeolites, where R = Ce, Pr and Nd. Acta Crystallographica Section A: Foundations and Advances, 61 (a1). c382. ISSN 2053-2733
Ravikumar, H. B. and Ranganathaiah, C. (2005) Compatibilizer-induced microstructural changes in poly(trimethylene terephthalate)EPDM blends studied by the positron annihilation lifetime technique and differential scanning calorimetry. Polymer International, 54 (9). pp. 1288-1295. ISSN 1097-0126
Aravind, I. and Albert, P. and Ranganathaiah, C. and Kurian, J. V. and Thomas, S. (2005) Erratum to “Compatibilizing effect of EPM-g-MA in EPDM/poly (trimethyleneterephthalate) incompatible blends Polymer 45 (2004) 4925–4937”. Polymer, 46 (2). p. 575. ISSN 0032-3861
Ramani, R. and Parihar, J. K. S. and Ranganathaiah, C. and Awasthi, P. and Alam, S. and Mathur, G. N. (2005) Free volume study on calcification process in an intraocular lens after cataract surgery. Journal of Biomedical Materials Research Part B: Applied Biomaterials, 75B (1). pp. 221-227. ISSN 1552-4981
Ravikumar, H. B. and Ranganathaiah, C. and Kumaraswamy, G. N. and Siddaramaiah (2005) Influence of free volume on the mechanical properties of Epoxy/poly (methylmethacrylate) blends. Journal of Materials Science, 40 (24). pp. 6523-6527. ISSN 1573-4803
Ravikumar, H. B. and Ranganathaiah, C. and Kumaraswamy, G. N. and Thomas, S. (2005) Positron annihilation and differential scanning calorimetric study of poly(trimethylene terephthalate)/EPDM blends. Polymer, 46 (7). 2372 - 2380. ISSN 0032-3861
Ravikumar, H. B. and Ranganathaiah, C. and Kumaraswamy, G. N. and Thomas, S. (2005) Positron annihilation and differential scanning calorimetric study of poly(trimethylene terephthalate)EPDM blends. Polymer, 46 (7). 2372 - 2380. ISSN 0032-3861
Aravind, I. and Albert, P. and Ranganathaiah, C. and Kurian, J. V. and Thomas, S. (2004) Compatibilizing effect of EPM-g-MA in EPDM/poly(trimethylene terephthalate) incompatible blends. Polymer, 45 (14). pp. 4925-4937.
Ashalatha, M. B. and Sathyanarayana, P. M. and Shariff, G. and Thimmegowda, M. C. and Ramani, R. and Ranganathaiah, C. (2004) Structural relaxation in polyethylene in the presence of silver oxide investigated by positron-lifetime spectroscopy. APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, 78 (4). pp. 565-573. ISSN 0947-8396
Thimmegowda, M. C. and Ravikumar, H. B. and Ranganathaiah, C. (2004) Water diffusion in a soft contact lens polymer and its tolerance to UV radiation studied by positron lifetime technique. Journal of Applied Polymer Science, 92 (2). pp. 1355-1366. ISSN 0021-8995
Ranganathaiah, C. and Shariff, Gani and Avasthi, D. K. (2003) Carbon-ion-induced modifications of the diffusion kinetics in poly (ethylene terephthalate):a free volume study. Radiation Measurements, 36 (1). 629 - 634. ISSN 1350-4487
Ramani, R. and Shariff, G. and Thimmegowda, M. C. and Sathyanarayana, P. M. and Ashalatha, M. B. and Balraj, A. and Ranganathaiah, C. (2003) Influence of gamma irradiation on the formation of methanol induced micro-cracks in polycarbonate. Journal of Materials Science, 38 (7). pp. 1431-1438. ISSN 1573-4803
Shariff, G. and Sathyanarayana, P. M. and Thimmegowda, M. C. and Ashalatha, M. B. and Ramani, R. and Avasthi, D. K. and Ranganathaiah, C. (2002) Influence of ion-irradiation on the free volume controlled diffusion process in polycarbonate—a positron lifetime study. Polymer, 43 (9). 2819 - 2826. ISSN 0032-3861
Ranganathaiah, C. and Ramani, R. and Ramachandra, P. (2002) Influence of vinylidenefluoride on the physical ageing of poly(chlorotrifluoroethylene). European Polymer Journal, 38 (11). 2285 - 2294. ISSN 1873-1945
Shariff, Gani and Sathyanarayana, P. M. and Thimmegowda, M. C. and Ashalatha, M. B. and Ramani, R. and Ranganathaiah, C. (2002) Positron lifetime study of diffusion kinetics in electron irradiated polycarbonate. Polymer Degradation and Stability, 76 (2). 265 - 273. ISSN 1873-2321
Sathyanarayana, P. M. and Shariff, Gani and Thimmegowda, M. C. and Ashalatha, M. B. and Ramani, R. and Ranganathaiah, C. (2002) Structural relaxation in poly(ethylene terephthalate) studied by positron annihilation lifetime spectroscopy. Polymer International, 51 (9). pp. 765-771. ISSN 1097-0126
Ranganathaiah, C. (2002) Thermally induced microstructural changes in cotton fibers: A free-volume study. Journal of Applied Polymer Science, 86 (13). pp. 3336-3345. ISSN 1097-4628
Thimmegowda, M. C. and Sathyanarayana, P. M. and Shariff, Gani and Ashalatha, M. B. and Ramani, R. and Ranganathaiah, C. (2002) Water sorption studies in a RGP contact lens polymer paraperm by positron lifetime technique. Physica Status Solidi a Applied Research, 193 (2). pp. 257-270. ISSN 0031-8965
Thimmegowda, M. C. and Sathyanarayana, P. M. and Shariff, Gani and Ashalatha, M. B. and Ramani, R. and Ranganathaiah, C. (2002) A free volume microprobe study of water sorption in a contact lens polymer. Journal of Biomaterials Science, 13 (12). pp. 1295-1311. ISSN 1568-5624
Sathyanarayana, P. M. and Shariff, Gani and Thimmegowda, M. C. and Ashalatha, M. B. and Ramani, R. and Ranganathaiah, C. (2002) A positron lifetime study of structural relaxation in UV irradiated poly (ethylene terephthalate). Polymer Degradation and Stability, 78 (3). 449 - 458. ISSN 1873-2321
Ramani, R. and Ranganathaiah, C. (2001) Free-volume microprobe study of iodine diffusion in polymers. Polymer International, 50 (2). pp. 237-248. ISSN 237-248
Ramani, R. and Ranganathaiah, C. (2000) Degradation of acrylonitrile-butadiene-styrene and polycarbonate by UV irradiation. Polymer Degradation and Stability, 69 (3). pp. 347-354.
Delle Site, L. and Ranganathaiah, C. (2000) Interatomic Surfaces in Condensed Systems. International Journal of Modern Physics B, 14 (07). pp. 771-781.
Ranganathaiah, C. (2000) Positronium formation in carbon fullerenes - Myth or reality? International Journal of Modern Physics B, 14 (7). pp. 761-769. ISSN 0217-9792
Ranganathaiah, C. (2000) Positronium formation in carbon fullerenes — myth or reality. International Journal of Modern Physics B, 14 (07). pp. 761-769.
Ramachandra, P. and Ramani, R. and Ramgopal, G. and Shariff, G. and Thimmegowda, M. C. and Sathyanarayana, P. M. and Ranganathaiah, C. (1999) The influence of vinylidenefluoride on the free volume of poly(chlorotrifluoroethylene). Polymer, 40 (21). pp. 5961-5965.
Ramgopal, G. and Ramani, R. and Ramachandra, P. and Shariff, G. and Thimmegowda, M.C. and Ranganathaiah, C. (1999) A positron annihilation study of the tensile behaviour of bivoltine silk fibers. European Polymer Journal, 35 (6). pp. 1107-1113.
Ramachandra, P. and Ramani, R. and Ramgopal, G. and Shariff, G. and Thimmegowda, M.C. and Sathyanarayana, P.M. and Ranganathaiah, C. (1999) Influence of strain on the thermal behaviour of poly(chlorotrifluoroethylene). Polymer International, 48 (1). pp. 33-40.
Ramachandra, P. and Ramani, R. and Ramgopal, G. and Shariff, G. and Thimmegowda, M. C. and Sathyanarayana, P. M. and Ranganathaiah, C. (1999) Influence of strain on the thermal behaviour of poly(chlorotrifluoroethylene). Polymer International, 48 (1). pp. 33-40. ISSN 0959-8103
Ramani, R. and Ramachandra, P. and Ramgopal, G. and Ranganathaiah, C. (1998) Positron annihilation study of iodine sorption in acrylonitrile-butadiene-styrene. Journal of Applied Polymer Science, 68 (13). pp. 2077-2085.
Ramgopal, G. and Ramani, R. and Ramachandra, P. and Ranganathaiah, C. (1998) UV degradation of bivoltine silk fiber: A positron annihilation study. European Polymer Journal, 34 (10). pp. 1423-1427. (In Press)
Ramachandra, P. and Ramani, R. and Ramgopal, G. and Ranganathaiah, C. and Murthy, N.S. (1998) Effect of stress on the free volume content of poly(chlorotrifluoroethylene). Polymer, 39 (13). pp. 2987-2990.
Ramgopal, G. and Ramani, R. and Ramachandra, P. and Ranganathaiah, C. (1998) Structural modifications in bivoltine silk fiber under thermal treatment. Journal of Applied Polymer Science, 63 (3). pp. 395-400.
Ramachandra, P. and Ramani, R. and Ramgopal, G. and Ranganathaiah, C. (1997) Physical ageing of poly(chlorotrifluoroethylene): A positron annihilation study. European Polymer Journal, 33 (10-12). pp. 1707-1711.
Ramani, R. and Ramachandra, P. and Ramgopal, G. and Ranganathaiah, C. (1997) Transport of iodine in poly(ethyleneterephthalate). European Polymer Journal, 33 (10-12). pp. 1753-1758.
Ramachandra, P. and Ramani, R. and Ravichandran, T. S. G. and Ramgopal, G. and Shubha Gopal and Ranganathaiah, C. and Murthy, N. S. (1996) Free volume study of poly(chlorotrifluoroethylene) using positron annihilation spectroscopy as a microanalytical tool. Polymer, 37 (15). pp. 3233-3239.
Ramani, R. and Ramachandra, P. and Ramgopal, G. and Ravichandran, T. S. G. and Ranganathaiah, C. and Shubha Gopal (1996) Correlation between electron density and momentum in free volume holes of some semicrystalline polymers. Physica Status Solidi A-Applied Research, 158 (1). pp. 3-8.
Ramani, R. and Ramachandra, P. and Ravichandran, T. S. G. and Ramagopal, G. and Gopal, S. and Ranganathaiah, C. (1995) Microstructure of polycarbonate seen by positrons as an in-situ probe. Applied Physics A-Materials Science & Processing, 60 (5). pp. 481-486.
Ravindrachary, V. and Ramani, R. and Ranganathaiah, C. and Gopal, S. (1994) Free-Volume Related Structural-Changes in the Epoxy Polymer Tgddm. International Journal of Modern Physics B, 8 (13). pp. 1699-1711.
Ravindrachary, V. and Chandrashekara, A. and Sreepad, H. R. and Sreeramalu, V. and Ranganathaiah, C. and Gopal, S. (1993) Positron lifetime study of the free-volume properties in the polymer polyacrylonitrile. Physics Letters A, 174 (5-6). pp. 428-432.
Ravindrachary, V. and Sreepad, H. R. and Chandrashekara, A. and Ranganathaiah, C. and Gopal, S. (1992) Thermally induced microstructural changes in undoped and doped polyacrylonitrile- A positron-annihilation study. Physical Review B, 46 (18). pp. 11471-11478.
Sreepad, H. R. and Ravindrachary, V. and Chandrashekara, A. and Sreeramalu, V. and Ranganathaiah, C. and Gopal, S. (1991) Nature of Positron Trapping centers in a gamma‐Irradiated Nasicon Analogue. PHYSICA STATUS SOLIDI A-APPLIED RESEARCH, 128 (1). K1-K5.
Sreepad, H. R. and Ravindrachary, V. and Chandrashekara, A. and Sreeramalu, V. and Ranganathaiah, C. and Gopal, S. (1991) Nature of positron trapping centers in a. gamma. -irradiated nasicon analogue. Physica Status Solidi A (Applied Research), 128 (1). K1-K5.
Sreepad, H. R. and Sreeramalu, V. and Chandrashekara, A. and Ravindrachary, V. and Ranganathaiah, C. and Gopal, S. (1991) Radiation Induced Changes in the Polymer PPO. A Positron Annihilation Study. Physica Status Solidi A-Applied Research, 124 (2). pp. 441-446.
Chandrashekara, A. and Sreeramalu, V. and Sreepad, H. R. and Ravindrachary, V. and Ranganathaiah, C. and Gopal, S. (1991) Positron Lifetime Study on Microstructural Changes in Iodine‐Doped Polymer PPO. Physica Status Solidi a-Applied Research, 125 (2). pp. 509-516.
Umesh, T. K. and Ranganathaiah, C. and Sanjeevaiah, B. (1985) Photoeffect cross sections of some rare-earth elements at 145.4 keV. Physical Review A, 32 (2). pp. 959-962. ISSN 1050-2947
Ranganathaiah, C. and Ramakrishna Gowda and Sanjeevaiah, B. (1979) K-shell photoionisation cross sections for 514, 661.6, 765.8 and 1115.5 keV gamma rays. Journal of physics B: atomic and molecular physics, 12 (12). pp. 1965-1971. ISSN 0022-3700
