Chemistry in Sri Lanka

 

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  • Thiripuranathar, Gobika (Institute of Chemistry Ceylon, 2022-06)
    Agriculture is the mainstay of the livelihoods of Sri Lankans. Over the years, the horticulture sector, which includes fruits and vegetables, has gained significant importance and is identified as one of the major contributors ...
  • Amarasekara, B.M. Yasuri D.E. (Institute of Chemistry Ceylon, 2022-06)
    Antimicrobial (AMP) and Anti-cancer peptides (ACPs) recently have received significant attention as promising chemotherapeutic agents that avoid the drawbacks of current drugs
  • Bandara, Nuwan (Institute of chemistry Ceylon, 2022-06)
    A nanopore is a nanoscale aperture in an otherwise impervious membrane (solid state or biological) that functions as the sole fluidic pathway between two electrolyte reservoirs. The application of a suitable voltage ...
  • . Karawdeniya, Buddini I. (Institute of chemistry Ceylon, 2022-06)
    Miniaturised and potable diagnostics for health care monitoring has gained lot of traction with the uproar of pandemics, rising numbers of various health conditions and challenges of supplying diagnostic devices to ...
  • Jayakody, Chandrasiri (Institute of chemistry Ceylon, 2022-06)
    In this presentation we will discuss how to use porous polymers, for example, open cell polyurethane foams, sintered plastics, and fibers, in many different applications to address fluid challenges. We will cover what to ...
  • Gunasekera, Angelo (Institute of chemistry Ceylon, 2022-06)
    Bacterial and viral disease outbreaks have always been a threat to global public health, making affordable, rapid and accurate diagnostics highly important tools to slow down the spread of pathogens and decrease ...
  • Samarakkody, Ann Sanoji (Institute of chemistry Ceylon, 2022-06)
    Cells in an organism are under constant exposure to extrinsic and intrinsic stressors. Molecular mechanisms are in place to dampen the detrimental effects on the cell at the level of cellular pathways and also at ...
  • Ratnaweera, Chinthaka Nadun (Institute of Chemistry Ceylon, 2022-06)
    In the previous article we learnt how fixed values of hyperfine transition frequency of Cs, speed of light, Planck constant, and Avogadro constant are used to define SI units of time, length, mass and amount of substances ...
  • Perera, K.Sarath.D (Institute of Chemistry Ceylon, 2022-06)
    Molecules have different energy states: electronic, vibrational, rotational, and nuclear. Quantized energy is responsible for each transition (e.g., rotational - microwaves, infrared - vibrational) within the ...
  • Fernando, Wasundara (Institute of chemistry Ceylon, 2022-06)
    Breast cancer is the most common cancer among women, with a new breast cancer being diagnosed every 29 seconds. Metastatic triple-negative breast cancer (TNBC) is an aggressive breast cancer subtype that responds poorly ...
  • Hettigoda, . Asoka (Institute of chemistry Ceylon, 2022-06)
    It is a great honor and a privilege to address the annual Sessions of the Institute of Chemistry of Ceylon 2022, especially at a time when your esteemed institute have just celebrated 50 years in 2021. It is also ...
  • Deraniyagala, Srianthie (Institute of chemistry Ceylon, 2022-06)
    I am honored to have been inducted as the President of the Institute of Chemistry Ceylon for the Year 2021/2022 and have now come to the end of my tenure. Having served as a Senior Academic at University of Colombo for ...
  • Priyantha, Namal (Institute of chemistry Ceylon, 2022-06)
    this revolution was the increased human productivity. Many years later, developments, such as the steampowered ship and the locomotive led to further changes in the society leading to the initiation of globalization. The ...
  • Perera, K. Sarath. D.; Malawalaarachchi, Ovini N. (Institute of chemistry Ceylon, 2022-06)
    Millions of deaths and the end of civilizations can be inflicted by knife, machete, fire, or even by the pen or the spoken word; but a Weapon of Mass Destruction (WMD) implies such a result more centrally imposed
  • Perera, K.Sarath.D. (Institute of Chemistry Ceylon, 2022-06)
    The energy of most of the molecular vibrations falls into the infrared region (4000 - 400 cm-1) of the electromagnetic spectrum. Infrared (IR) or vibrational spectroscopy is used by organic chemists to: (i) identify functional ...
  • Perera, K.Sarath.D. (Institute of Chemistry Ceylon, 2022-06)
    Heterocycles are cyclic structures with at least one atom other than C and H. Most common heteroatoms are N, O and S. A large portion of natural products are heterocyclic compounds and some are being utilized as ...
  • Costa, M.D.P.De (Institute of Chemistry Ceylon, 2020-05)
    In the 1960’s, the government and the university system in Sri Lanka were faced with the challenge of providing university entrance to all Advanced Level qualified students to pursue their tertiary education, owing to ...
  • Perera, K. Sarath. D.; Malawalaarachchi, Ovini N. (Institute of Chemistry Ceylon, 2020-09)
    Water is a truly amazing resource on Earth that nature offers us absolutely free of charge, and it is ranked second only to oxygen as being essential for life. More than 70% of the Earth’s surface is covered with ...
  • Perera, K. Sarath. D. (Institute of Chemistry Ceylon, 2020-09)
    Reductive elimination (R.E.) is the opposite or the reverse of oxidative addition (O.A.), in which X-Y oxidatively adds on to Ln Mn+ to give Ln (X)(Y)M(n+2)+. LnM Y (n+2)+ X R.E. O.A. LnM n+ + X Y X and Y ...
  • Perera, K. Sarath. D. (Institute of Chemistry Ceylon, 2020-05)
    Coordinatively unsaturated metal centres (Mn+) (valence electron count, VEC<18) may undergo oxidative addition reactions to form saturated metal complexes by cleaving the X-Y bond of a molecule (e.g. H2 , O2 , ...

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