Faculty Member

Assoc.Prof.Charusluk Viphavakit, Ph.D.

charusluk.v@chula.ac.th Website ↗Google Scholar ↗

Research Summary

Assoc. Prof. Dr. Charusluk Viphavakit's research focuses on optical sensing technologies, functional nanomaterials, and advanced polymeric materials for a wide range of applications. Her work integrates optical fiber and photonic sensing principles with nanostructured materials, surface functionalization, and molecular recognition techniques to develop sensitive and selective sensing platforms. These technologies are applied to chemical and biological detection, non-invasive health monitoring, food quality and safety, and environmental monitoring. Her research also extends to the design and fabrication of advanced polymeric biomaterials, including hydrogel- and silicone-based artificial intraocular lenses for biomedical and veterinary applications.

Research Themes

Optical Fiber and Photonic Sensing Technologies

Development of advanced optical sensing platforms integrating fiber-optic structures, photonic principles, and nanomaterials for chemical, biological, and physical sensing applications.

Functional Nanomaterials and Molecular Recognition

Design and engineering of functional nanomaterials, surface coatings, and molecularly imprinted polymers (MIPs) for selective molecular detection, recognition, and capture.

Optical Sensors for Healthcare, Food, and Environmental Applications

Development of optical sensing technologies for biomarker detection, non-invasive health monitoring, food quality and safety assessment, and environmental monitoring.

Biomedical Optics and Polymeric Biomaterials

Development of optical and polymer-based biomedical technologies, including artificial intraocular lenses, advanced hydrogels, and functional polymeric materials for medical and veterinary applications.

Education


August 2015 – August 2018	Ph.D in Photonics — School of Mathematics, Computer Science and Engineering, City University of London, UK
August 2012 – June 2015	Ph.D in Electrical Engineering major in optics and photonics — (The European Union's ERASMUS MUNDUS funded) — Electrical Engineering Department, Frederick University, Cyprus
August 2010 – May 2012	M.Eng in Nanotechnology (AIT fellowship) — Center of Excellence in Nanotechnology, School of Engineering, Asian Institute of Technology, Pathumthani, Thailand
August 2006 – May 2010	B.Eng in Nano-Engineering (Nano-electronics) — International School of Engineering, Faculty of Engineering, Chulalongkorn University, Bangkok, Thailand

Careers


February 2016 – June 2018	Postdoctoral Researcher (Irish Research Council funded) — Optical Fibre Sensors Research Centre (OFSRC), University of Limerick, Ireland — Research area: Optical fiber sensor for biomedical applications

Professional Qualifications


June 2016 – June 2017	Global Clinical Scholars Research Training Program (GCSRT) 2016–2017 — Harvard Medical School, Boston, MA, USA — Funded by Harvard Medical School Scholarships and University of Limerick Graduate Entry Medical School.

Course Taught

Mathematics for Nano-Engineering
Numerical Methodology for Electromagnetics
Material Characterisation
Biomedical Optics
Biomedical Instrumentation

Book Chapters and Books

Souvik Ghosh, Tuffail Dar, Charusluk Viphavakit, Chao Pan, N Kejalakshmy, BMA Rahman (2018). Compact photonic SOI sensors. Computational Photonic Sensors, 343-383.
A. K. Pathak, C. Viphavakit, and S. Krishnaswamy, “Photonic Sensors for Detection of VOC Biomarkers” (paperbook ISBN: 9780443291661, eBook ISBN: 9780443291678), Elsevier, August 2026.

Journal Publications

2026–present

Thiraset Suksaenkraisorn, Chanchai Boonla, Charusluk Viphavakit (2026). A scalable and selective molecular imprinted polymer fiber reduction tool for oxalic acid to minimize dietary kidney stone risk. Measurement, 122514.
Kankan Swargiary, Thumpussorn Akarajarasroj, Thiraset Suksaenkraisorn, Nuntaporn Kongsawang, Sushanta K Mitra, Charusluk Viphavakit (2026). Dual photonic-plasmonic Au-functionalized inverse-SiO2 optical fiber sensor for p-xylene detection toward prostate cancer screening. IEEE Access.
Sarisa Trithipchatsakul, Mio Yoshizaki, Yuejun Wang, Masaya Shimabukuro, Atsunori Matsuda, Masakazu Kawashita, Charusluk Viphavakit, Taishi Yokoi (2026). Incorporation of isophthalate ion derivatives into octacalcium phosphate for enhanced diagnostic bioimaging applications. Dalton Transactions 55(23), 8883-8892.
Utsab Banerjee, Sayan Ganguly, Charusluk Viphavakit, Xiaowu Shirley Tang, Sushanta K Mitra (2026). pH-Responsive Core–Shell Polymer Capsules via Liquid–Liquid Encapsulation with Decoupled Release Onset and Diffusion Kinetics. ACS Applied Bio Materials.
Manas Thakur, Charusluk Viphavakit, Sushanta K Mitra, Sourav Sarkar (2026). Recent Advances in Paper-Based Biosensors Integrated with 2D Materials. ECS Sensors Plus 5(2), 021602.

2021–2025

Suphavit Thaneerat, Karnpote Roekwibunsi, Gaurika Vasan, Kankan Swargiary, Ratchawi Jammee, Dalawan Limthin, Pannathorn Jitpratak, Charusluk Viphavakit (2025). Gold-coated ZnO nanostructures on no-core optical fiber for ammonia detection in food spoilage applications. Scientific Reports 15(1), 31030.
Kankan Swargiary, Suphavit Thaneerat, Nuntaporn Kongsawang, Akhilesh Kumar Pathak, Charusluk Viphavakit (2025). Highly sensitive and real-time detection of acetone biomarker for diabetes using a ZnO-coated optical fiber sensor. Biosensors and Bioelectronics 271, 117061.
Charusluk Viphavakit, Thanikan Sukaram, Soe Thiha Maung, Rungsun Rerknimitr, Roongruedee Chaiteerakij (2025). Optimizing portable gas sensor system for hepatocellular carcinoma detection via volatile organic compounds analysis. Measurement 253, 117802.
Akhilesh Kumar Pathak, Kankan Swargiary, Charusluk Viphavakit (2025). SPR-enhanced detection of isopropanol vapor using Au/MIP-coated optical fiber sensor. IEEE Sensors Journal 25(16), 30743-30750.
Ratchawi Jammee, Pannathorn Jitpratak, Abinash Panda, Paris Uerchuchai, Parinthorn Trakarnvanich, Akhilesh Kumar Pathak, Charusluk Viphavakit (2025). Surface functionalization of optical fibers with PDDA-stabilized AuNPs for enhanced interfacial stability in sensing applications. Results in Engineering, 108664.
Thitima Jianpinitnun, Thanakit Weraphattana, Sasipon Terayawan, Thiraset Suksaenkraisorn, Sirada Janjaochay, Charusluk Viphavakit, Porpin Pungetmongkol (2025). Synthesis of Carbon Quantum Dots from Corn Husk Waste for Enhanced Nonenzymatic Glucose Sensing. ACS Sustainable Resource Management 2(11), 2125-2135.
Nuntaporn Kongsawang, Yifan Guan, Paris Uerchuchai, Pannathorn Jitpratak, Nutthee Am-In, Charusluk Viphavakit (2024). A compact, low-cost optical sensor for progesterone detection using molecularly imprinted polymer. IEEE Sensors Letters 8(8), 1-4.
Abinash Panda, Akhilesh Kumar Pathak, Charusluk Viphavakit (2024). A highly sensitive H-shaped optical fiber sensor for monitoring blood glucose level. IEEE Sensors Journal 24(15), 23764-23772.
Kankan Swargiary, Pannathorn Jitpratak, Akhilesh Kumar Pathak, Charusluk Viphavakit (2023). Low-cost ZnO spray-coated optical fiber sensor for detecting VOC biomarkers of diabetes. Sensors 23(18), 7916.
Akhilesh Kumar Pathak, Sneha Verma, Natsima Sakda, Charusluk Viphavakit, Ratchapak Chitaree, BM Azizur Rahman (2023). Recent advances in optical hydrogen sensor including use of metal and metal alloys: A review. Photonics 10(2), 122.
Akhilesh Kumar Pathak, Kankan Swargiary, Nuntaporn Kongsawang, Pannathorn Jitpratak, Noppasin Ajchareeyasoontorn, Jade Udomkittivorakul, Charusluk Viphavakit (2023). Recent advances in sensing materials targeting clinical volatile organic compound (VOC) biomarkers: a review. Biosensors 13(1), 114.
AK Pathak, C Viphavakit (2022). A review on all-optical fiber-based VOC sensors: Heading towards the development of promising technology. Sensors and Actuators A: Physical 338, 113455.
Akhilesh Kumar Pathak, P Limprapassorn, N Kongruttanachok, Charusluk Viphavakit (2022). Molecularly imprinted polymer-based optical sensor for isopropanol vapor. Journal of Sensor and Actuator Networks 11(3), 46.
AK Pathak, BMA Rahman, C Viphavakit (2022). Nanowire embedded micro-drilled dual-channel approach to develop highly sensitive biosensor. IEEE Photonics Technology Letters 34(13), 707-710.
BM Azizur Rahman, Charusluk Viphavakit, Ratchapak Chitaree, Souvik Ghosh, Akhilesh Kumar Pathak, Sneha Verma, Natsima Sakda (2022). Optical fiber, nanomaterial, and thz-metasurface-mediated nano-biosensors: A Review. Biosensors 12(1), 42.
Kankan Swargiary, Prattakorn Metem, Chayapol Kulatumyotin, Suphavit Thaneerat, Noppasin Ajchareeyasoontorn, Pannathorn Jitpratak, Tanujjal Bora, Waleed S Mohammed, Joydeep Dutta, Charusluk Viphavakit (2022). ZnO nanorods coated single-mode–multimode–single-mode optical fiber sensor for VOC biomarker detection. Sensors 22(16), 6273.
Wisarn Patchoo, Krit Sengchareon, Chanya Samolrerk, Charusluk Viphavakit (2021). A Development of Low-Cost Optical Image Device for Tuberculin Skin Test. วารสาร งาน วิจัย และ พัฒนา เชิง ประยุกต์ โดย สมาคม ECTI 1(1), 20-27.
Akhilesh K Pathak, Charusluk Viphavakit, BMA Rahman, Vinod Kumar Singh (2021). A highly sensitive SPR refractive index sensor based on microfluidic channel assisted with graphene-Ag composite nanowire. IEEE Photonics Journal 13(2), 1-8.
Akhilesh Kumar Pathak, Charusluk Viphavakit (2021). VOC Biomarker Monitoring for Diabetes Through Exhaled Breath Using Ag/P-TiO2 Composite Plasmonic Sensor. IEEE Sensors Journal 21(20), 22631-22637.

2010–2020

Wern Kam, Mary O’Keeffe, Kieran O’Sullivan, Waleed S Mohammed, Sinead O’Keeffe, Elfed Lewis, Charusluk Viphavakit (2019). A validation study of a polymer optical fiber sensor for monitoring lumbar spine movement. Materials 12(5), 762.
Charusluk Viphavakit, Sinead O’Keeffe, Minghong Yang, Stefan Andersson-Engels, Elfed Lewis (2018). Gold enhanced hemoglobin interaction in a Fabry–Pérot based optical fiber sensor for measurement of blood refractive index. Journal of Lightwave Technology 36(4), 1118-1124.
Hongwei Yuan, Sven Poeggel, Thomas Newe, Elfed Lewis, Charusluk Viphavakit, Gabriel Leen (2017). An experimental study of the effects of external physiological parameters on the photoplethysmography signals in the context of local blood pressure (hydrostatic pressure changes). Sensors 17(3), 556.
Charusluk Viphavakit, Wisarn Patchoo, Sakoolkan Boonruang, Christos Themistos, Michael Komodromos, Waleed S Mohammed, BM Azizur Rahman (2017). Demonstration of polarization-independent surface plasmon resonance polymer waveguide for refractive index sensing. Journal of Lightwave Technology 35(14), 3012-3019.
Charusluk Viphavakit, Sakoolkan Boonruang, Christos Themistos, Michael Komodromos, Waleed S Mohammed, BM Azizur Rahman (2016). Surface plasmon resonance-enhanced light interaction in an integrated ormocomp nanowire. Optical and Quantum Electronics 48(5), 291.
Charusluk Viphavakit, Michael Komodromos, Christos Themistos, Waleed S Mohammed, Kyriacos Kalli, BM Azizur Rahman (2015). Optimization of a horizontal slot waveguide biosensor to detect DNA hybridization. Applied optics 54(15), 4881-4888.
Charusluk Viphavakit, Nithi Atthi, Sakoolkan Boonruang, Christos Themistos, Michael Komodromos, Waleed S Mohammed, BM Azizur Rahman (2014). Realization of a polymer nanowire optical transducer by using the nanoimprint technique. Applied Optics 53(31), 7487-7497.
Azizur BM Rahman, K Kejalakshmy, Charusluk Viphavakit, Christos Themistos, Muttukrishnan Rajarajan, KTV Grattan (2014). Rigorous Design and Optimization of a New Generation of Optical Sensors. Journal of the Indian Institute of Science 94(3), 245-260.
Charusluk Viphavakit, Christos Themistos, Michael Komodromos, Nithi Atthi, Sakoolkarn Boonrueng, Waleed S Mohammed, Joydeep Dutta (2013). Development of integrated microfluidic device for optical flow rate sensing. Journal of Circuits, Systems and Computers 22(09), 1340016.

Conference Publications

2021–2025

Kornlavit Lerdsudkanung, Nuntaporn Kongsawang, Apinya Tubtimrattana, Jakkapan Boonsritan, Parath Thirati, Charusluk Viphavakit (2025). Molecular Imprinted Polymer (MIP)-Based Optical Sensor for Sensitive Detection of Methamphetamine. 2025 IEEE SENSORS, 1-4.
Wisarn Patchoo, Sirada Janjaochay, Charusluk Viphavakit (2025). Portable Multi-Sensor System for Detection of VOC Biomarkers in Diabetes. 2025 IEEE SENSORS, 1-4.
Kankan Swargiary, Pannathorn Jitpratak, Nuntaporn Kongsawang, Charusluk Viphavakit (2024). ZnO nanoparticles coated optical fiber sensor for volatile organic compound biomarker detection. Optical Sensing and Detection VIII 12999, 437-443.
Noppasin Ajchareeyasoontorn, Jade Udomkittivorakul, Tatinee Changlor, Chanyanut Rungchaiwattanakul, Jenyuk Lohwacharin, Charusluk Viphavakit (2023). A low-cost gold-coated optical fiber sensor for in-situ microplastic detection in water. 2023 IEEE BioSensors Conference (BioSensors), 1-4.
Mintra Leelasirinuwong, Phebe Denkasineecharoen, Pin Yungyuentrrakoon, Pannathorn Jitpratak, Nuntaporn Kongsawang, Akhilesh Kumar Pathak, Charusluk Viphavakit (2023). Molecular Imprinted Polymer Based Optical Sensor for Methanol Vapor Detection. Applied Industrial Spectroscopy, JW2A. 9.
Pannathorn Jitpratak, Akhilesh Kumar Pathak, Kankan Swargiary, Charusluk Viphavakit (2023). Molecular imprinted polymer on optical fiber sensor for ethanol vapor biomarker detection. 2023 IEEE SENSORS, 1-4.
Prattakorn Metem, Wisarn Patchoo, Waleed S Mohammed, Charusluk Viphavakit (2021). Numerical investigation of Au-silane functionalised optical fibre sensor for volatile organic compounds biomarker (VOCs) detection. Optical Fibers and Sensors for Medical Diagnostics, Treatment and Environmental Applications XXI 11635, 80-87.
Kawintida Santavanond, Charusluk Viphavakit, Wisarn Patchoo, Hala El-Khozondar, Waleed Mohammed (2021). Numerical Investigation of Localized Surface Plasmon Resonance (LSPR) based Sensor for Glucose Level Monitoring. 2021 Second International Symposium on Instrumentation, Control, Artificial Intelligence, and Robotics (ICA-SYMP), 1-4.

2010–2020

Pongpol Jarudrungchawalit, Pat Prammanasudh, Parit Chandrasardula, Pete Tuchinda, Varong Pavarajarn, Charusluk Viphavakit (2020). Development of UV-enhanced Photocatalytic Microchannel Optical Waveguide for Water Treatment. 2020 17th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 271-274.
Wern Kam, Charusluk Viphavakit, Mary O’Keeffe, Kieran O’Sullivan, Sinead O’Keeffe, Waleed S Mohammed, Elfed Lewis (2018). Evaluation of an All Plastic 3-D Printed POF Sensor for Monitoring Spine Bending in Biomedical Applications. Optical Fiber Sensors, TuE10.
Lingxia Chen, Shuilin Chen, Peter Woulfe, Sean Gillespie, Charusluk Viphavakit, Benxue Jiang, Elfed Lewis, Sinead O’Keeffe (2018). Investigation of YAG: Ce based optical fibre sensor for use in external beam radiotherapy dosimetry. Optical Fiber Sensors, TuE100.
Charusluk Viphavakit, Sinead O Keeffe, Stefan Andersson-Engels, Elfed Lewis (2017). Development of fabry-pérot based optical fiber sensor for hypoxic state sensing application in prostate cancer. Proceedings of SPIE-The International Society for Optical Engineering 10604, 186-187.
Charusluk Viphavakit, DineshBabu Duraibabu, Sinead O'Keeffe, Elfed Lewis (2017). Fabry-Pérot based refractive index optical fiber sensor for measurement of oxygen concentration levels in hypoxic tumors during radiotherapy treatment. 2017 25th Optical Fiber Sensors Conference (OFS), 1-4.
Charusluk Viphavakit, Sinead O'Keeffe, Stefan Andersson-Engels, Elfed Lewis (2017). Gold-coated Fabry-Pérot based optical fiber sensor for monitoring hypoxic state of the tumor from the change of refractive index in red blood cells. 2017 IEEE SENSORS, 1-3.
Manjunath Somarapalli, Waleed S Mohammed, Charusluk Viphavakit, Sakoolkan Boonruang (2016). Demonstration of a robust and portable polymer nano-wire based test bench towards sensing applications. 2016 13th International Conference on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 1-5.
C. Viphavakit, S. Boonruang, C. Themistos, M. Komodromos, W. S. Mohammed, and B. M. A. Rahman. ( 2015 ). Effect of surface plasmon resonance on the attenuation coefficient of an Ormocomp nanowire, in OWTNM London 2015, (XXIII International Workshop on Optical Wave and Waveguide Theory and Numerical Modelling, 2015), 76.
Charusluk Viphavakit, Nithi Atthi, Sakoolkan Boonruang, Christos Themistos, Waleed S Mohammed, Kyriacos Kalli, BM Azizur Rahman, Michael Komodromos (2014). Characterization of polymer nanowires fabricated using the nanoimprint method. Nanophotonics V 9126, 387-396.
Christos Markides, Charusluk Viphavakit, Christos Themistos, Michael Komodromos, Kyriacos Kalli, Anita Quadir, Azizur Rahman (2013). Dispersion characteristics of plasmonic waveguides for THz waves. Micro-structured and Specialty Optical Fibres II 8775, 115-121.
C. Viphavakit, C. Themistos, M. Komodromos, W. S. Mohammed and B.M.A. Rahman. ( 2012 ). Effect of Different Modal Excitation in Dielectric Nano-wire on the Sensitivity of Integrated Optical Transducer, (EECON35, Bangkok, Thailand)
Charusluk Viphavakit, Joydeep Dutta, Sakoolkarn Boonruang, Nithi Atthi, Waleed S Mohammed (2012). Development of integrated optical characterization bench for sensing microfluidic channel. 2012 IEEE International Conference on Electron Devices and Solid State Circuit (EDSSC), 1-2.
Charusluk Viphavakit, Mohammed Sohail, Natasha Shrestha, Poompat Saengudomlert, Waleed S Mohammed (2010). Creating a smart environment using optical wireless. Southeast Asian International Advances in Micro/Nanotechnology 7743, 180-187.
Natasha Shrestha, Muhammad Sohail, Charusluk Viphavakit, Poompat Saengudomlert, Waleed S Mohammed (2010). Demonstration of visible light communications using RGB LEDs in an indoor environment. ECTI-CON2010: The 2010 ECTI International Confernce on Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology, 1159-1163.

Publication list updated 3 October 2026. Google Scholar profile.