Journal Articles

Fabrication and Characterization of a Flexible and Disposable Impedance-Type Humidity Sensor Based on Polyaniline (PAni).

Journal Articles
Yureka Imali, D.; Perera, E. Chavin J.; Kaumal, M. N.; Dissanayake, Dhammike P.
3. Yureka Imali, D.; Perera, E. Chavin J.; Kaumal, M. N.; Dissanayake, Dhammike P. Fabrication and Characterization of a Flexible and Disposable Impedance-Type Humidity Sensor Based on Polyaniline (PAni). RSC Adv. 2023, 13 (10), 6396–6411.
Publication year: 2024

Conducting Polymer Functionalization in Search of Advanced Materials in Ionometry: Ion-Selective Electrodes and Optodes

Journal Articles
Imali, D. Y.; Perera, E. C. J.; Kaumal, M. N.; Dissanayake, D. P.
2. Imali, D. Y.; Perera, E. C. J.; Kaumal, M. N.; Dissanayake, D. P. Conducting Polymer Functionalization in Search of Advanced Materials in Ionometry: Ion-Selective Electrodes and Optodes. RSC Adv. 2024, 14 (35), 25516–25548.
Publication year: 2024

Anodized CuO-Based Reusable Non-Enzymatic Glucose Sensor as an Alternative Method for the Analysis of Pharmaceutical Glucose Infusions: A Cyclic Voltammetric Approach

Journal Articles
Panditharatne, S. P.; Imali, D. Y.; Perera, E. C. J.; Perera, L. H. R.; Hettiarachchi, G. H. C. M.; Kaumal, M. N.
1. Panditharatne, S. P.; Imali, D. Y.; Perera, E. C. J.; Perera, L. H. R.; Hettiarachchi, G. H. C. M.; Kaumal, M. N. Anodized CuO-Based Reusable Non-Enzymatic Glucose Sensor as an Alternative Method for the Analysis of Pharmaceutical Glucose Infusions: A Cyclic Voltammetric Approach. Anal. Sci. 2024, 40 (8), 1475–1487.
Publication year: 2024

Quantification of Metabolite Cinnamic Acid of Cinnamon (Cinnamomum zeylanicum) in Human Plasma

Journal Articles
4. Pigera, S.; Ranasinghe, P.; Kaumal, M. N.; Galappatthy, P.
4. Pigera, S.; Ranasinghe, P.; Kaumal, M. N.; Galappatthy, P. Quantification of Metabolite Cinnamic Acid of Cinnamon (Cinnamomum zeylanicum) in Human Plasma. J. Natl. Sci. Found. Sri Lanka 2023, 51 (1), 13–19.
Publication year: 2023

Low-cost microfluidic electrochemical paper-based device to detect glucose

Journal Articles
WTH Fernando, HKVS Jayarathna, MN Kaumal
Fernando, W.T.H., Jayarathna, H.K.V.S. and Kaumal, M.N., 2022. Low-cost microfluidic electrochemical paper-based device to detect glucose. Journal of Science of the University of Kelaniya Sri Lanka, 15(1), pp.21–33. DOI: http://doi.org/10.4038/josuk.v15i1.8043
Publication year: 2022

Inhibitory Effect of Water Soluble Fraction of Monascus-Fermented Rice on Lipid Accumulation in 3T3 L1 Adipocyte

Journal Articles
Indika Pradeep Wanninaika, Hirohide Toyama, Shinjiro Thachibana, Perumpuli Arachchige Buddhika Niroshie Perumpuli, Chamari Hettiarachchi, MN Kaumal
2. Indika Pradeep Wanninaika, Hirohide Toyama, Shinjiro Thachibana, Perumpuli Arachchige Buddhika Niroshie Perumpuli, Chamari Hettiarachchi, Migelhewa Nidarsha Kaumal; Inhibitory Effect of Water Soluble Fraction of Monascus-Fermented Rice on Lipid Accumulation in 3T3 L1 Adipocyte. Current Applied Science and Technology, 2022.
Publication year: 2022

Production of Antioxidant Rich Tomato Vinegar: An Alternative to Coconut Vinegar in Culinary Production

Journal Articles
Perumpuli Arachchige Buddhika Niroshie Perumpuli, Mirihana Arachchige Amal Buddhika, Migelhewa Nidarhsa Kaumal
Perumpuli, Perumpuli Arachchige Buddhika Niroshie; Buddhika, Mirihana Arachchige Amal; Kaumal, Migelhewa Nidarhsa; Production of Antioxidant Rich Tomato Vinegar: An Alternative to Coconut Vinegar in Culinary Production. Current Applied Science and Technology, 2021.
Publication year: 2021

Low Cost Paper-based Electrochemical Sensing Platform for the Determination of Hydrogen Peroxide

Journal Articles
NAA Buddhini Nissanka, L Hasini R Perera, MN Kaumal
Nissanka, NAA Buddhini; Perera, L. Hasini R.; Kaumal, M.N.; Low Cost Paper-based Electrochemical Sensing Platform for the Determination of Hydrogen Peroxide. Current Applied Science and Technology, 2021.
Publication year: 2021

Identification and characterization of acetic acid bacteria species isolated from various sources in Sri Lanka

Journal Articles
MAA Buddhika, PABN Perumpuli , MN Kaumal
Buddhika, M. A. A., Perumpuli, P. A. B. N., & Kaumal, M. N. (2021). Identification and characterization of acetic acid bacteria species isolated from various sources in Sri Lanka. Ceylon Journal of Science, 50(4), 521–532. DOI: http://doi.org/10.4038/cjs.v50i4.7951
Publication year: 2021

Development and validation of a portable paper-based low-cost electrochemical sensor for the detection of monosodium L-glutamate in food

Journal Articles
Ornella A. Joseph, Nipuni Dineesha, M.N. Kaumal
Joseph, Ornella A.; Dineesha, Nipuni; Kaumal, M.N.; Development and validation of a portable paper-based low-cost electrochemical sensor for the detection of monosodium L-glutamate in food. Sri Lanka Journal of Technology. 2021, 01(02): 35 – 40.
Publication year: 2021

A Low-cost Paper-based Microfluidic Impedimetric Device for the Detection of Water Hardness

Journal Articles
MN Kaumal, N Pitawela
6. Pitawela, N. R.; Kaumal, M. N.; A Low-cost Paper-based Microfluidic Impedimetric Device for the Detection of Water Hardness. Indonesian Journal of Pure and Applied Chemistry, 2021, 04(03):116-123
Publication year: 2021

Nanoporous Cu2O nanotube/nanorod array electrodes for non-enzymatic glucose sensing with high sensitivity and very low detection limit

Journal Articles
Lakmini Jayasingha, Charith Jayathilaka, Roshantha Kumara, Koji Ohara, Migelhewa Kaumal, Siyath Gunewardene, Dhammike Dissanayake, Sumedha Jayanetti
Electrochimica Acta, 2020, 329, 135177
Publication year: 2020

Microwave and open vessel digestion methods for biochar

Journal Articles
Pathum D Wathudura, Chathuri Peiris, Chanaka M Navarathna, Todd E Mlsna, MN Kaumal, Meththika Vithanage, Sameera R Gunatilake
Chemosphere, 2020, 239, 124788
Publication year: 2020

The influence of three acid modifications on the physicochemical characteristics of tea-waste biochar pyrolyzed at different temperatures: a comparative study

Journal Articles
Chathuri Peiris, Oshani Nayanathara, Chanaka M Navarathna, Yohan Jayawardhana, Samadhi Nawalage, Griffin Burk, Akila G Karunanayake, Sunith B Madduri, Meththika Vithanage, MN Kaumal, Todd E Mlsna, Sachith Abeysundara, Felio Ferez, Sameera R Gunatilake
RSC Adv., 2019, 9, 17612-17622
Publication year: 2019

The Photo-and Electro-Chemical Properties of Anthocyanin Extracts of Red Cabbage

Journal Articles
TDKS Kumara and MN Kaumal
Chemistry Research Journal, 3(1), 84-91
Publication year: 2018

Development of Low Sugar Vegetable Jam from Beetroot (Beta vulgaris L.): Studies on Physicochemical Sensory and Nutritional Properties

Journal Articles
PABN Perumpuli, GSN Fernando, MN Kaumal, M Arandara, SWM Silva
International Journal of Theoretical & Applied Sciences, 2018, 10(2): 28-32
Publication year: 2018

Surfactant free template assisted electrodeposited n‐type nano‐cubic Cu2O thin films for nonenzymatic glucose sensing

Journal Articles
JLK Jayasingha, MN Kaumal, KMDC Jayathilaka, MS Gunewardene, DP Dissanayake, JKDS Jayanetti
Publication year: 2017

Development of a paper-based approach for the detection of carbonyl compounds in indoor air samples

Journal Articles
Madavie, M.G.Y. Kaumal, M.N.
Publication year: 2017

Development of a low-cost portable paper-based microfluidic device for the detection and quantification of vitamin B12

Journal Articles
P.A.D Nisansala, Kaumal, M.N.
Nisansala, P.A.D., Kaumal, M.N. Development of a low-cost portable paper-based microfluidic device for the detection and quantification of vitamin B12. International Journal of Chemical and Pharmaceutical Analysis, 2017, 4(3): 1 – 5.
Publication year: 2017

Development and validation of a GC/MS based methodology for the detection of quantification of anthraquinone contamination in made tea

Journal Articles
MN Kaumal, SADPS JayawardhaneE. N.U. Edirisinghe, E.N.U. Edirisinghe, M.S.C. Fernando
Publication year: 2017

Build-it-Yourself Atomic Modeling Kit: Development of a Low Cost Atomic Modeling Kit Using Waste Material for Middle and Upper Level School Students

Journal Articles
Wijayawardana, U.N.D. Kaumal, M. N.
Publication year: 2017

Development of a portable paper-based microfluidic device for the detection of alcohol in biological fluids

Journal Articles
DYR Gunawardhana, MN Kaumal
Publication year: 2016