Mobile No.  : +91 9740807100

email : halesh.phy@sdmcujire.in

• Haleshappa, D., Bairy, R. & Gummagol, N. Investigation of thermal, linear, and nonlinear optical properties of π-conjugated centrosymmetric hetero-phenyl derivatives for light-driven technologies. J Mater Sci: Mater Electron 36, 1175 (2025). https://doi.org/10.1007/s10854-025-15216-w (Springer)
• Raghavendra Bairy, Haleshappa D, R. et al. Continuous-Wave Laser-Induced Nonlinear Optical Susceptibility (χ(3)) and Limiting Properties of Ni Co-doped Al:CdO Nanostructures for Optoelectronic Applications. J. Electron. Mater. 54, 2937–2951 (2025). https://doi.org/10.1007/s11664-024-11730-5 (Springer)
• D Haleshappa, Shridevi, S N Kakathkar, Raghavendra Bairy, D.H et al. Thiophene-centered PMMA unified thin films with electrical, photoluminescence, and third-order nonlinear optical potentials for optoelectronic applications 35, June 2023, 106052. https://doi.org/10.1016/j.mtcomm.2023.106052 (Elsevier)
• D Haleshappa, Shridevi, S N Kakathkar, Raghavendra Bairy, D.H et al. The investigation of nonlinear optical response of chalcone and PMMA united thin films for photonic applications. 100, 2024, Pages 31-36. https://doi.org/10.1016/j.matpr.2023.04.476 (Elsevier)
• Veeresh Patil a, P.V. Reshmi a, S. Prajna a, Yashaswi a, Yashaswini a, D. Haleshappa a, A. Jayarama b, Richard Pinto. Degradation mechanisms in PEM fuel cells: A brief review. https://doi.org/10.1016/j.matpr.2023.03.603 (Elsevier)
• D. Haleshappa, R. Bairy, A. Jayarama, C. Kheng, H. Chong, and P. Shankaragouda, “Structural , photoluminescence , physical , optical limiting , and Hirshfeld surface analysis of polymorphic chlorophenyl organic chalcone derivative for optoelectronic applications,” J. Mol. Struct., vol. 1232, p. 130053, 2021. https://doi.org/10.1016/j.molstruc.2021.130053 (Elsevier)
• Raghavendra Bairy, Haleshappa D, The structural, linear and nonlinear optical property investigation on high-quality Zn1-xPbxO nanostructure thin films for optoelectronic device applications. https://doi.org/10.1007/s00340-021-07659-w (Springer)
• D. Haleshappa, A. Jayarama, C. Kheng, and H. Chong, “Physica B : Physics of Condensed Matter A novel bromo-substituted thiophene based centrosymmetric crystals : Thermal, mechanical, and third order NLO properties for the optical limiting applications” Phys. B Phys. Condens. Matter, vol. 585 (2020), p. 412083, 2020. https://doi.org/10.1016/j.physb.2020.412083 (Elsevier)
• D.Haleshappa, J. A, C. K. Quah, H. C. Kwong, and P. S. Patil, “Investigation of structural, physical, linear, and nonlinear optical properties of two novel thiophene centered D-π-A type push-pull organic derivatives for nonlinear optical applications,” J. Mol. Struct., vol. 1220 (2020), p. 128763. https://doi.org/10.1016/j.molstruc.2020.128763 (Elsevier)
• D. Haleshappa, A. Jayarama, R. Bairy, S. Acharya, and P. S. Patil, “Second and third order nonlinear optical studies of a novel thiophene substituted chalcone derivative,” Phys. B Condens. Matter, vol. 555, 2019. https://doi.org/10.1016/j.physb.2018.11.046 (Elsevier)
• D. Haleshappa, Jayarama. A, P. S. G. Patil, S. R. Maidur, C. K. Quah, and H. C. Kwong, “The structural and third-order nonlinear optical studies of a novel nitro group-substituted chalcone derivative for nonlinear optical applications,” Appl. Phys. A, vol. 125, no. 5, p. 309, 2019. https://doi.org/10.1007/s00339-019-2616-7 (Springer)
• D. Haleshappa, A. Jayarama and P. Shankaragouda Patil, Structure and property relationship of methoxy substituted novel organic crystals for photonic applications, Materials Today: Proceedings,https://doi.org/10.1016/j.matpr.2020.02.356 (Elsevier)
• S. Satheeshchandra, D.Haleshappa, S. Rohith, A. Jayarama, and N. Shetty, “Novel benzofuran based chalcone material for potential nonlinear optical application,” Phys. B Condens. Matter, vol. 560, 2019. https://doi.org/10.1016/j.physb.2019.02.014 (Elsevier)
• B. Ganapayya, D. Haleshappa, A. Jayarama et al., Synthesis, growth and NLO studies of a novel pyridine centered chalcone derivative, Materials Today: Proceedings, https://doi.org/10.1016/j.matpr.2020.02.860 (Elsevier)
• B. Ganapayya, D. Haleshappa, A. Jayarama et al., Thermal, mechanical and linear optical studies of pyridine based trimethoxy substituted chromophore for NLO applications, Materials Today: Proceedings, https://doi.org/10.1016/j.matpr.2020.02.983 (Elsevier)
• Satheeshchandra S, B.M. Anusha, D. Haleshappa et al., Synthesis, growth and structural characterization of 1-(furan-2-yl)- 3-(2,4,6-trimethoxyphenyl) prop-2-en-1-one crystal, Materials Today: Proceedings, https://doi.org/10.1016/j.matpr.2020.02.900 (Elsevier)
• Satheeshchandra, W. N. Namratha, D. Haleshappa et al., Novel methyl furan based chalcone material for potential nonlinear optical applications, Materials Today: Proceedings, https://doi.org/10.1016/j.matpr.2020.02.789 (Elsevier)
• Satheeshchandra, W. N. Namratha, D. Haleshappa et al., “Third Order Non Linear Optical Properties of Novel Furan Based Organic Crystal” https://doi.org/10.1016/j.matpr.2020.02.867 (Elsevier)
• Haleshappa Davanagere, Jayarama A, “Furan based electronic materials for LED and solar cell applications” vol.7, no.08, pp.2.5, 2019.
• D.Haleshappa, Jayarama A., Abdul Rahiman, L. S Prasad. The Role of Mechanical Hardness and Thermal Studies in Device Fabrication of Novel Organic Crystalline Material. International journal of machine design and manufacturing.2019:5(1):23-28p.
• D. Haleshappa and A. Rahiman, “Electro Mechanics and Mechanical Behaviour The Importance of Thermal Stability and Phase Transition Studies for Novel Organic Materials in Concern of Device Applications,” vol. 5, no. 1, pp. 19–25, 2019.

• D.Haleshappa, Jayarama A Structural and Property Relationship of Methoxy Substituted Novel Organic Crystals for optical limiting and optical switching Applications. [ICOLD, AIET, Moodbidri, Nov, 2019].
• D.Haleshappa, Jayarama A Synthesis, Growth and Characterization of 3-(4-bromophenyl)-1-(thiophene-2-yl) prop-2-en-1-one: A nonlinear optical single crystal, Smart Materials and Technologies for Emerging Electronics (NC-SMTEE-2013), 8-9 March, 2013, MITE, Moodbidri.
• D. Haleshappa, Jayarama A., Abdul Rahiman, L.S. Prasad. “The Importance of Thermal Stability and Phase Transition Studies for Novel Organic Materials in Concern of Device Applications,” National Conference on Advances in Mechanical Engineering & Technology, NCRAMET-2019, YIT, Moodbidri.
• D. Haleshappa, Jayarama A., Abdul Rahiman, L.S. Prasad. The Role of Mechanical Hardness and Thermal Studies in Device Fabrication of a Novel Organic Crystalline Material. National Conference on Advances in Mechanical Engineering & Technology, NCRAMET-2019, YIT, Moodbidri.
• D. Haleshappa, Jayarama A., “Furan Based Electronic Materials for LED and Solar Cell Application,” RTESIT – 2019, YIT, Moodbidri.