Prof. A. G. Unil
Perera
Georgia
State University, USA
Email: uperera@gsu.edu
Qualifications
1987 Ph.D., University of Pittsburgh, USA
1983 M.Sc.,University of Pittsburgh, USA
1981 B.Sc.,University of Colombo, USA
Publications
(Selected)
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Perera, A. G. U., Lao, Y., Jabegu, T., & Lei, S. (2025). Status of Extended Threshold Wavelength Split-Off Band IR Detectors and Quantum Material-Based Extension for Room-Temperature Operation. Micromachines, 16(3), 286. https://doi.org/10.3390/mi16030286
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Senevirathna, K., Mahakapuge, T.A.N., Jayawardana, N.U. et al. Diagnostic potential of salivary IL-1β, IL-8, SAT, S100P, and OAZ1 in oral squamous cell carcinoma, oral submucous fibrosis, and oral lichen planus based on findings from a Sri Lankan cohort. Sci Rep 14, 27226 (2024). https://doi.org/10.1038/s41598-024-75735-0
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Senevirathna, K., Mahakapuge, T.A.N., Jayawardana, N.U. et al. Serum mRNA levels of cytokeratin-19 and vascular endothelial growth factor in oral squamous cell carcinoma and oral potentially malignant disorders using RT-PCR. BMC Oral Health 24, 1062 (2024). https://doi.org/10.1186/s12903-024-04834-1
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Senevirathna, K., Mahakapuge, T.A.N., Ileperuma, P. et al. Correlation between serum heavy metals and the risk of oral squamous cell carcinoma and oral potentially malignant disorders. Sci Rep 14, 19029 (2024). https://doi.org/10.1038/s41598-024-70057-7
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Mubashir, A., Ashok, A., Bourgeois, A. G., Chien, Y. T., Connors, M., Potdevin, E., et al. (2023). Muon flux variations measured by low-cost portable cosmic ray detectors and their correlation with space weather activity. Journal of Geophysical Research: Space Physics, 128, e2023JA031943. https://doi.org/10.1029/2023JA031943
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Senevirathna, K., Jayawardana , N., Udumalagala Gamage , C., Perera , U., Jayasinghe , R., & Seneviratne , B. (2023). Use of oral squamous cell carcinoma biomarkers: A discussion paper. International Health Trends and Perspectives, 3(1), 1–15. https://doi.org/10.32920/ihtp.v3i1.1676
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H. Ghimire, E. Viennois, X. Hu, G. Qin, D. Merlin, A. G. U. Perera, Infrared spectrometric biomarkers for ulcerative colitis screening using human serum samples. J. Biophotonics 2022, 15(6), e202100307. https://doi.org/10.1002/jbio.202100307
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Perera AGU. Editorial for the Special Issue on Semiconductor Infrared Devices and Applications. Micromachines (Basel). 2021 Sep 2;12(9):1069. doi: 10.3390/mi12091069. PMID: 34577714; PMCID: PMC8472282.
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Kumarasinghe Divakara Mudiyanselage Sakunthala Pubudu Kumari Kumarasinghe, Landewatte Ajith de Silva, Ambalangoda Guruge Unil Perera, Kirthi Tennakone, Sunil Dehipawala, Gamaralalage Rajanya Asoka Kumara, Usage of Ionic Liquid Electrolyte in Tin and Zinc Oxide Composite Dye-sensitized Solar Cells, Chemistry Letters, Volume 49, Issue 12, December 2020, Pages 1470–1472, https://doi.org/10.1246/cl.200535
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Hemendra Ghimire, Xinjie Hu, Gengsheng Qin, and A. G. Unil Perera, (2020) "Optimizing infrared spectral discrimination to enhance disease diagnostics: monitoring the signatures of inflammatory bowel diseases with anti-TNFα therapy," Biomed. Opt. Express 11, 4679-4694.
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Ghimire, H., Garlapati, C., Janssen, E. A. M., Krishnamurti, U., Qin, G., Aneja, R., & Perera, A. G. U. (2020). Protein Conformational Changes in Breast Cancer Sera Using Infrared Spectroscopic Analysis. Cancers, 12(7), 1708. https://doi.org/10.3390/cancers12071708
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Ghimire, H., Jayaweera, P. V. V., Somvanshi, D., Lao, Y., & Perera, A. G. U. (2020). Recent Progress on Extended Wavelength and Split-Off Band Heterostructure Infrared Detectors. Micromachines, 11(6), 547. https://doi.org/10.3390/mi11060547
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Morris, Nicole; DeSilva, L. Ajith; Chauhan, Dilip; and Perera, A. G. U. (2019) "AN INVESTIGATION OF TRANSPARENT WIDE BAND GAP SEMICONDUCTORS**," Georgia Journal of Science, Vol. 77, No. 1, Article 116.
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DeSilva, L. A., Nazaret, S., Perera, A. G. U., & Bandara, T. M. W. J. (2019). Optical Properties of Alq3/TiO2 BDR Structure Processed by Spin Coating Technique. MRS Advances, 4(11–12), 661–666. doi:10.1557/adv.2019.22
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D. Chauhan, A. G. U. Perera, L. Li, L. Chen and E. H. Linfield, "Effects of Barrier Energy Offset and Gradient in Extended Wavelength Infrared Detectors," in IEEE Sensors Letters, vol. 2, no. 4, pp. 1-4, Dec. 2018, Art no. 3502104, doi: 10.1109/LSENS.2018.2881047.
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D. Somvanshi, D. Chauhan, A. G. U. Perera, L. Li, L. Chen and E. H. Linfield, "Analysis of Barrier Parameters on the Extended Threshold Wavelength of Infrared Detectors," in IEEE Photonics Technology Letters, vol. 30, no. 18, pp. 1617-1620, 15 Sept.15, 2018, doi: 10.1109/LPT.2018.2860631.
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Jinchao Tong, Landobasa Y. M. Tobing, Shupeng Qiu, Dao Hua Zhang, A. G. Unil Perera; Room temperature plasmon-enhanced InAs0.91Sb0.09-based heterojunction n-i-p mid-wave infrared photodetector. Appl. Phys. Lett. 2 July 2018; 113 (1): 011110. https://doi.org/10.1063/1.5018012
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Titus, J., Ghimire, H., Viennois, E., Merlin, D. and Unil Perera, A.G. (2018), Back Cover: Protein secondary structure analysis of dried blood serum using infrared spectroscopy to identify markers for colitis screening (J. Biophotonics 3/2018). J. Biophotonics, 11: e201870135. https://doi.org/10.1002/jbio.201870135
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Titus J, Ghimire H, Viennois E, Merlin D, Unil Perera AG. Protein secondary structure analysis of dried blood serum using infrared spectroscopy to identify markers for colitis screening. J. Biophotonics. 2018; 11:e201700057. https://doi.org/10.1002/jbio.201700057
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Ghimire, H., Venkataramani, M., Bian, Z. et al. ATR-FTIR spectral discrimination between normal and tumorous mouse models of lymphoma and melanoma from serum samples. Sci Rep 7, 16993 (2017). https://doi.org/10.1038/s41598-017-17027-4
Profile Details
http://www.physics.gsu.edu/perera/