• hdchem@ou.ac.lk
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Department of
CHEMISTRY

Ms. M. Thayaparan

B.Sc (Jaffna); M.Phil (OUSL); M.I.Chem.C

Senior Lecturer (G I)

Department of Chemistry
  • CRC, Central Campus, 3rd Floor, Science and Technology, Room No. 313
  • 0112881304, Ext: 304 Mobile: 0718667585
  • mthay@ou.ac.lk

Environmental Chemistry
Physical chemistry

Phytoremediation of heavy metals, Bio- sorption of heavy metals

CYU5309 – Environmental Chemistry
CYU6305- Concepts in Industrial Chemistry
CYPA610- Eco Toxicology and Pollution Management (M.Sc. Degree)

Evaluation of selected agrochemicals on aquatic vascular plants, as an indicator tool for environmental risk assessment process.

Book Author 

  1. Thayaparan (2009); Certificate of Laboratory Technology (PSC1222),Unit II (Bonding and stoichiometry); ISBN- 978-955-23-1137-6; The Open University of Sri Lanka.
  1. Thayaparan (2012); Environmental aquatic chemistry, (CMU3129), Unit II – Environmental Aquatic Chemistry; ISBN: 978-955-23-1345-5 (2012), The Open University of Sri Lanka.
  2. M.P. Deeyamulla., Dr. S.M.de Silva and M. Thayaparan (2013); Environmental Chemistry, (CMU3129) Unit III (Soil and its Environment), – ISBN: 978-955-23-1401-8; The Open University of Sri Lanka.
  3. Thayaparan (2012); Foundation in Chemistry (CMF2205) Unit III (Bonding and Structure), ISBN: 978-955-23-1352-3; The Open University of Sri Lanka.
  1. U.Tantrigoda & M. Thayaparan (2012); Foundation in Chemistry, (CMF2205) Unit IV (Chemical Formulae and Calculations; ISBN: 978-955-23-1388-2; The Open University of Sri Lanka.

Book editor 

Tantrigoda and Dr. S.R. Hettiarachchi (2017); Basic Principles of chemistry 1 (CYU3300), Unit 1 (Models of atomic structure and modern Periodic Table), The Open University of Sri Lanka, ISBN: 978-955-23-1636-4.

Translation of Books (English to Tamil):

  1. Basic Quantities and its Relation, SI Units. Atomic structure and Periodic Table. Part I (CHU1221) -1995; 7 – Chapters
  2. States of Matter and Thermodynamics– Part III (CHU1221) – 1995; 9 Chapters
  3. Conductivity of Electrolytic solution– Part VI (CHU1221)- 1995;   9 Chapters
  4. Bio Chemistry and Bio Physics– Part III (CHU1140) 1995; 4 Chapters
  5. Structure, bonding and properties– Unit II (CMU1220) 2008; 7 Chapters
  6. Introduction to classical Thermodynamics – Unit IV (CMU1220) 2008; 10 Chapters
  7. Introduction to Organic Chemistry.-Unit III (CMU1220) 2008; 7 Chapters
  1. Thayaparan.M., Iqbal.S.S., Chathuranga.P.K.D., and Iqbal.M.C.M. (2013); Rhizofiltration of Pb by Azolla pnnata; International Journal Envir. Sci.vol.3: 1811-1821.
  2. Thayapran.M., Iqbal.S.S., and Iqbal.M.C.M. (2015); Phytoremediation Potential of Lemna minor for removal of Cr (VI) in Aqueous Solution at the Optimum nutrient strength; OUSL journal, vol.9: pp97-111
  3. Jayaratne. D.L.S.M., Ariharan.S., Iqbal.S.S.,and Thayaparan. M (2015); Isotherm Study for the Biosorption of Cd(II) from Aqueous Solution by the Aquatic Weed: Ceratophyllumdemersum; Journal of Environmental Professionals Sri Lanka: Vol. 4 –No.2- 10-24.
  4. Ariharan. S & Thayaparan. M. (2018); Modeling of Sorption Data for Cr (III) Adsorption onto Cabomba caroliniana from Leather Tannery Effluent Using Non-Linear and Linear Methods of Isotherm Models. Journal of Chemistry and Applied Chemical Engineering.J. Chem Appl Chem Eng 2:2
  1. R.P.C. Iroshini., M. Thayaparan., M.D.J.S. Saparamadu. (2020); Investigation of the possibility to prevent brown colour formation in ground water using biomaterial. Annual Academic Sessions of the Open University of Sri Lanka, 16.09. 2020, Sri Lanka.
  2. Chathurika Dep Weerasinghe & Thayaparan. M (2018); Selection of Potential Biosorbent for Ni (II)/ Cr (VI) binary system and investigate into the competitive ion effect on biosorption.); Open University International Research Sessions (iOURS2018) on 29th and 30th November 2018; pp 91-92.
  3. Mohamed.N.S. & Thayaparan.M.(2017); Investigation of the effect of ambient conditions on Biosorption of Cd from aqueous solution by Salvinia molesta. The 5th Young Scientist Forum. National Science and Technology Commission, pp 58-61.
  4. Jayaratne. D.L.S.M., Thayaparan.M., and Iqbal.S.S. (2015); Bioremediation of Cadmium from aqueous solution using Ceratophyllumdemersum. International symposium: Challenges Ahead- Water quality and human health,on1st and 2nd August 2015; Post Graduate Institute of Science (PGIS), University of Peradeniya. pp39.
  5. Ariharan.S, and Thayaparan. M. (2015); A simple green remedy of chromium from leather tannery effluent. Annual Academic Sessions of the Open University of Sri Lanka, 19.11.2015, Sri Lanka, pp 69.
  6. Kumara.T.D.K.S.,Sapramadu.M.D.J.S. and Thayaparan.M., (2013); Reduction of water hardness using plant parts.Annual Academic Sessions of the Open University of Sri Lanka, 27.11. 2013, Sri Lanka. pp387 – 391.
  7. Beomi,T.,Thayaparan, M.,  and  Iqbal, S.S. (2012);  Removal of cadmium from industrial wastewater- the potential of Eichhornia crassipes. Annual Academic Sessions of the Open University of Sri Lanka on 27.12.2012, Sri Lanka. Pp202 – 205.
  8. Nilushni,S., Thayaparan, M., and Iqbal, S.S. (2011). A study on the effect of low level nutrient strength on the uptake of chromium by Lemna minor. Academic Sessions of the Open University of Sri Lanka on 14.09.2011, Sri Lanka. pp 278 -281.
  9. Thayaparan , M., and Iqbal, S.S., (2008); Phytoremediation potential of Salvinia sp for the removal of Cd. 5thAnnual Academic Sessions of the Open University of Sri Lanka, 18.12.2008, Sri Lanka.
  10. Thayaparan, M., Iqbal, S.S., and Iqbal, M.C.M., (2010); Uptake of Nickel by Hydrilla verticillata. TWOWS Fourth General Assembly and the International Conference: Women Scientists in a Changing World in Beijing, China on 27.06 2010;.pp125.
  11. Thayaparan, M., and Iqbal, S.S.(2008); Bioaccumulation capacity for Lead uptake by Azolla sp. 64th  Annual Sessions of the Sri Lanka Association for the Advancement of Science on 06.12.2008, Sri Lanka. 166pp.
  12. Thayaparan, M., Iqbal, S.S., and Iqbal, M.C.M., (2008); Phytoremediation potential of Lemna sp. for removal of Chromium in waterways. British Ecological Society’s Annual Symposium in Birmingham, on 07.04.2008 United Kingdom; pp14 (poster).
  13. Thayaparan,M., and Iqbal, S.S., (2007); Removal of Chromium from Aqueous solution by Non-living Biomass of Cabomba sp.  63rd Annual Sessions of the Sri Lanka Association for the Advancement of Science on 05. 12.2007, Sri Lanka. 106-107 pp.
  14. Thayaparan, M., and Iqbal S.S., (2007); Screening of Aquatic Plants   for Mercury Uptake. 12th Asian Chemical Congress (12ACC). Environmental and Green Chemistry (EGC) Symposium on 23.08. 2007, Malaysia; 215-216 pp.
  1. Optimization of the nutrient strength for phytoremediation and Capacity Assessment for uptake of mercury by Lemna minor (2010).
  2. Potential of water hyacinth for phytoremediation of Cadmium (2010)
  3. A preliminary study of Remediation of chromium from Tannery effluent (2011)
  4. Removal of water hardness using plants parts (2012)
  5. Removal of cadmium from aqueous solution by Nonliving biomass of  aquatic plants (2013)
  6. Removal of chromium from a leather tannery effluent by using Ceratophyllum demersum (2013)
  7. Efficient bio-sorption of cadmium from aqueous solution using Salvinia mollesta (2013).
  8. Bio-sorption of Ni(II) from aqueous solution and effluent from electroplating industry using aquatic plant – Salvinia molesta (2014)
  9. Selection of potential Ni (II)/ Cr(VI) adsorbent for a binary system and Investigate the effect of competitive ions on adsorption (2015). 
  10. Isotherm study of Ni(II) Adsorption from aqueous solution by Tea Factory Waste (TFW) (2016)
  11. A preliminary study on investigation of   the cause and possibility of removing the colour of ground water of the area Chavakachcheri, Jaffna (2017)
  • Life member- Institute of Chemistry, Ceylon
  • Life member- Sri Lanka Association for the Advancement of Science (SLAAS)

Awards, Scholarships

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Faculty of Natural Sciences

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