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Saturday, 7 November 2015

Prof. K.M. Nalin de Silva

Prof. K.M. Nalin de Silva.

Prof. K.M. Nalin de Silva

Science Team Leader, Sri Lanka Institute of Nanotechnology (SLINTEC), Sri Lanka

Prof. K.M. Nalin de Silva
Professor of Chemistry, University of Colombo and Science Team Leader,
Sri Lanka Institute of Nanotechnology (SLINTEC), Sri Lanka.
Prof. K.M. Nalin de silva is a Professor in Chemistry at the University of Colombo, Sri Lanka. 

He obtained his B.Sc.(Chemistry, First Class, 1992) from the University of Colombo, Sri Lanka and Ph.D. (1997) from the University of Cambridge, UK. 

He has gained postdoctoral experience from University of Cambridge(1998) and Louisiana State University, USA (2005 – 2007). 

He has active collaborations with Centre for Advanced Microstructures and Devices (CAMD) of Louisiana State University and Department of Chemistry, University of Massachusetts, Lowell, USA. 

He was also a Research and Development Consultant (2010) for Haycarb PL, Sri Lanka. Presently he is working as a Science Team Leader in Sri Lanka Institute of Nanotechnology, Sri Lanka. 

He was the Director of Career Guidance Unit (2002 – 2005) of University of Colombo. He won the Presidential Research Award for four consecutive years and a National Research Award presented by National Science Foundation (NSF), Sri Lanka. 

He was also named ‘Young Scientist of the Year’ in 2004 by the Third World Academy of Science (TWAS) and NSF. 

He is member of the National Nanotechnology Committee at NSF for drafting the National Nanotechnology Policy of Sri Lanka and a member of the subcommittee under the National Committee for Popularization of Science, to popularize Nanotechnology in Sri Lanka. 

He is the recipient of Professor P.P.G.L Siriwardena Gold Medal Oration Award and Devanathan Memorial Award for research. 

He was also a Visiting Professor at Sultan Qaboos University, Sultanate of Oman.



Science Team Leader

Sri Lanka Institute of Nanotechnology (SLINTEC)
– Present (3 years 7 months)Sri LankaScience Team Leader, Sri Lanka Institute of Nanotechnology (SLINTEC) May 2012 - todate (On release from the University of Colombo) SLINTEC is a Public/Private Partnership (between the Government of Sri Lanka and MAS Holdings, Brandix, Loadstar, Hayleys, Dialog and Lankem providing nanotechnology based research solutions to private/state sector client companies. Duties include:

• Research supervision and management of client related projects in nanotechnology in the research thrust areas: Textile and Apparel (antibacterial, self-cleaning, hydrophobic, moisture management and odor free textiles, etc.), Nanomaterials, water purification and bionanotechnology. Present clients are MAS Active, MAS R and I, Textured Jersey (Brandix), Dyna Wash, Hirdaramani, Orange Electrics, Hayleys Agro and Lankem.
• Business development and Client engagement
• IP maganagement through patent lawyers in USA and India.


Research Experience

  • May 2012–present
    Science Team Leader
    Sri Lanka Institute of Nano Technology (Pvt) Limited · Textile, Apparel and Materials
    Sri Lanka · Homagama
    I am on secondment leave from the University of Colombo.
  • Sep 2011–Jan 2012
    Visiting Professor
    Sultan Qaboos University · Department of Chemistry
    Oman · Muscat
  • Dec 2009–Aug 2010
    Research and Development Consultant (Nanotechnology)
    Hayleys Group · Haycarb PLC · Activated Carbon
    Sri Lanka · Colombo, Western
  • Mar 2005–Mar 2007
    Research Scholar
    Louisiana State University · Department of Chemistry · Prof. E. Nesterov and Prof. Andy Maverick
    United States · Baton Rouge
    2005 - 2006 - Thin film solar Cell organic Materials with Prof. E. Nesterov 2006-2007 - Metal Organic Frameworks with Prof. Andrew Maverick.
  • Mar 2003–May 2003
    Visiting Scholar
    University of Cambridge · Unilever Centre for Molecular Informatics (UCMI) · Prof. Jonathan Goodman
    United Kingdom · Cambridge
    Theoretical Calculations of branched alkanes with Prof. Jonathan Goodman.
  • Jan 1998–Oct 1998
    Visiting Scholar
    University of Cambridge · Department of Chemistry · Prof. Jeremy Sanders
    United Kingdom · Cambridge
    Started work on Supramolecular Systems with Jeremy Sanders.
  • Oct 1994–Dec 1997
    Graduate Student
    University of Cambridge · Department of Chemistry · David Husain
    United Kingdom · Cambridge
    This is where I did my PhD on Gas Phase Kinetics using Time resolved laser induced fluorescence spectroscopy.
  • Apr 1993–present
    Professor (Full)
    University of Colombo · Department of Chemistry · Nanotechnology
    Sri Lanka · Colombo
    I joined this university as an Assistant Lecturer in 1993 and presently a Full Professor. Presently I am on Secondment Leave at Sri Lanka Institute of Nanotechnology.

Teaching Experience

  • Apr 1993–present
    Professor (Full)
    University of Colombo · Department of Chemistry
    Sri Lanka · Colombo

SLINTEC | Sri Lanka Institute of Nano Technology

Our vision is to position Sri Lanka as a leading destination for Nanotechnology research and development.

Mahenwatte, Sri Lanka
+94 11 4 650500


 Map of Sri Lanka Institute of Nanotechnology


SLINTEC to Engage in Commercial Research with DSI

Sri Lanka Institute of Nanotechnology (SLINTEC) and D. Samson Industries (DSI) have signed a research agreement with a view to adding value to the DSI footwear product range. DSI _ SLINTEC for web SLINTEC is a public-private partnership between the Government of Sri Lanka and six private companies, namely MAS Holdings, Brandix, Dialog, Hayleys, Loadstar and Lankem. One of its key directives is to enhance competitiveness of the products of the local industries in the global market, using nanotechnology and advance technologies. DSI is the market leader in manufacturing, retailing and one of the leading exporters of footwear in Sri Lanka. It is also the first local shoe manufacturing plant to receive ISO 9001- 2008 quality certification. Also DSI SAMSON GROUP currently working with University of Moratuwa and University of Colombo for several Research and Development projects. In the Picture are Mr. Kasun Rajapaksha – Managing Director DSI exchanging Agreement with Mr. Harin de Silva Wijeyeratne – Chief Executive Officer of SLINTEC in the presence of SLINTEC Board member Nihal Vitarana and Science Team Leader Prof. K.M. Nalin de Silva and Mr. Ranjith Hettiarachchy Director International Marketing of DSI and the respective teams.


 SLINTEC Senior Scientist Dr. Vineetha Thadani, Science Team Leader Prof. K.M. Nalin De Silva, ...



 Prof Chandra Wickramasinghe in Discussion with Prof K.M. Nalin de Silva (Science Team Leader) and Prof Gehan Amaratunga at SLINTEC

 ... and Anjula Koswattaarachchi, Anupama Abeygunawardena (Legal Counsel IP, MAS), Chief Technology Officer MAS Innovation Ranil Vitarana, Harin de Silva ...


Mark S. Jensen


Mark Jensen

Group Leader at Scynexis

Mark S. Jensen, Ph.D., Research Investigator and Group Leader in the Process Research Department at SCYNEXIS. Dr. Jensen worked for Merck in the process research department before moving to SCYNEXIS, where he continues to design and develop novel and efficient routes to early and late stage drug candidates. These processes are used at SCYNEXIS for the production of API for clinical programs. Mark holds a Ph.D. from Oregon State University and was an NIH Postdoctoral Fellow at the University of California, Irvine.


Research Fellow

(9 years)


An Improved Protocol for the Preparation of 3-Pyridyl- and Some Arylboronic Acids

Process Research Department, Merck Research Laboratories, P.O. Box 2000, Rahway, New Jersey 07065 wenjie_li@merck.com; dorian_nelson@merck.com
J. Org. Chem., 2002, 67 (15), pp 5394–5397
DOI: 10.1021/jo025792p
Publication Date (Web): June 13, 2002
Copyright © 2002 American Chemical Society


Abstract Image
3-Pyridylboronic acid was prepared in high yield and bulk quantity from 3-bromopyridine via a protocol of lithium−halogen exchange and “in situ quench”. This technique was further studied and evaluated on other aryl halides in the preparation of arylboronic acids. 





compd4=   The checkers obtained trispyridylboroxin in various hydration levels (0.85 - 1.0 H2O). A satisfactory melting point for this solid could not be obtained. 1H NMR pdf (400 MHz, CD3OD): δ 7.66 (br s, 1H), 8.38 (d, J=6.6, 1H), 8.51 (dd, J=1.2, 4.4, 1H), 8.61 (br s, 1 H). 1H NMR spectra were complicated in other solvents such as CDCl3 and DMSO-d6. Anal Calcd. for C15H12B3O3N3 · 1.0H2O: C, 54.15; H, 4.24; N, 12.63. Found: C, 53.95; H, 3.91; N, 12.35. Yield based on this formula is 85%. The submitters report obtaining the product in 91% yield.


compd7=  The following characterization data was obtained: mp: 122-125°C; IR (KBr pellet): cm−1 3044, 1568, 1495, 1410, 1338, 1298, 1187, 1126, 1059, 1022, 952, 932, 816, 784, 758, 709, 909, 808, 786, 752, 709, 61; 1H NMR pdf (500 MHz, CDCl3): δ 7.45 (ddd, J=0.9, 4.9, 7.9, 1H), 7.60 (dt, J=0.9, 7.9, 1H), 7.75 (ddd, J=1.2, 6.8, 8.3, 1H), 7.90 (dd, J=0.9, 8.1, 1H), 8.00 (dt, J=2.2, 7.8, 1H), 8.15 (d, J=8.4, 1H), 8.32 (d, J=2.3, 1H), 8.68 (dd, J=1.5, 4.9, 1H), 8.97 (d, J=2.1, 1H), 9.15 (d, J=2.1, 1H); 13C NMR (126 MHz, CDCl3) δ 123.8, 127.3, 127.8, 128.0, 129.3, 129.9, 130.6, 133.57, 133.63, 134.6, 147.7, 148.5, 149.27, 149.29; MS (EI, 70 eV): 207 (16), 206 (M+, 100), 205 (40); HRMS (EI) m/z 206.0847, calcd for C14H10N2 206.0944. Anal. Calcd for C14H10N2: C, 81.53; H, 4.89; N, 13.58. Found: C, 81.43; H, 4.86; N, 13.40.


compd5= The checkers obtained the product in 74-82% yield in different runs. The product exhibits the following physical properties: mp 102-105°C; IR (KBr pellet) cm−1 2994, 2968, 2932, 1609, 1572, 1476, 1410, 1361, 1209, 1154, 1063, 1017, 953, 926, 859, 833, 800, 759, 705; 1H NMR pdf (500 MHz, CDCl3): δ 1.33 (s, 12H), 7.25 (ddd, J=1.1, 4.9, 7.5, 1H), 8.03 (dt, J=1.8, 7.5, 1H), 8.64 (dd, J=1.9, 4.9, 1H), 8.93 (d, J=1.1, 1H); 13C NMR (126 MHz, CDCl3) δ 24.8, 84.1, 123.0, 142.2, 152.0, 155.5; MS (EI, 70 eV): 205 (M+, 46), 204 (15), 191 (12), 190 (100), 189 (25), 162 (10), 148 (44), 147 (14), 120 (18), 119 (11), 106 (100), 105 (35), 85 (15), 59 (17), 58 (19); HRMS (EI) m/z 205.1280, calcd for C11H16NO2B 205.1274. Anal. Calcd for : C11H16BO2N: C, 64.43; H, 7.86; N, 6.83. Found: C, 64.23; H, 7.99; N, 6.88.