Dushanthi S. Dissanayake

ORCID: 0000-0002-0256-5860
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About
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Research Areas
  • Synthesis and Properties of Aromatic Compounds
  • Organic Electronics and Photovoltaics
  • Graphene research and applications
  • Conducting polymers and applications
  • Molecular Junctions and Nanostructures
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Perovskite Materials and Applications
  • Retinal Development and Disorders
  • Photochromic and Fluorescence Chemistry
  • Cancer Immunotherapy and Biomarkers
  • Surface Chemistry and Catalysis
  • Semiconductor materials and interfaces
  • Lung Cancer Diagnosis and Treatment
  • Nanoparticle-Based Drug Delivery
  • COVID-19 and healthcare impacts
  • Photoreceptor and optogenetics research
  • Radiation Therapy and Dosimetry
  • Advanced Sensor and Energy Harvesting Materials
  • Molecular Communication and Nanonetworks

University of Victoria
2020-2023

University of British Columbia
2022

The University of Texas at Dallas
2016-2019

ABSTRACT Semiconducting polythiophenes display electroactive properties which make them excellent candidates for applications as materials. Ability to undergo doping and switch between different oxidation states allow tuning the chemical physical of polythiophenes. Furthermore, ability integrate into copolymers, hybrid composites with metals inorganic materials useful in electronic biomedical applications. The capability vary final material low production cost high processability thin films...

10.1002/pola.28726 article EN publisher-specific-oa Journal of Polymer Science Part A Polymer Chemistry 2017-07-27

Semiconducting polymers have been developed during the last few decades and are currently used in various organic electronics applications. Regioregular poly(3-hexylthiophene) (P3HT) is most employed semiconducting polymer for The development of living Grignard metathesis polymerization (GRIM) allowed synthesis P3HT with well-defined molecular weights functional end groups. A large number block copolymers containing reported, their opto-electronic properties investigated. performance...

10.1166/jnn.2014.8892 article EN Journal of Nanoscience and Nanotechnology 2014-01-25

Two new donor–acceptor small molecules based on benzo[1,2-b:4,5-b′]dithiophene (BDT) and benzo[c][1,2,5]thiadiazole (BT) were designed synthesized. Small 4,4′-[(4,8-bis(5-(2-ethylhexyl)thiophen-2-yl)benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl)bis(2,2′-bithiophene)-5,5′-diyl]bis(benzo[c][1,2,5]thiadiazole) (BDT-TT-BT) 4,4′-(4,8-bis(5-(2-ethylhexyl)thiophen-2-yl)benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl)bis[7-(2,2′-bithiophene-5-yl)benzo[c][1,2,5]thiadiazole] (BDT-BT-TT) are structural isomers with...

10.1021/acsami.6b11806 article EN ACS Applied Materials & Interfaces 2016-11-09

Determination of absolute molecular weight regioregular poly(3-hexylthiophene) plays an important role as many applications rely on its weight. 1H-NMR spectroscopy provides the and end group functionality moderate it is a simple method that can be used routine analysis technique compared with MALDI-TOF MS. Additional Supporting Information may found in online version this article. Please note: The publisher not responsible for content or any supporting information supplied by authors. Any...

10.1002/pola.28354 article EN publisher-specific-oa Journal of Polymer Science Part A Polymer Chemistry 2016-09-20

Nanoparticles (NPs) have shown promise in both radiotherapy and chemotherapy. NPs are mainly transported along cellular microtubules (MTs). Docetaxel (DTX) is a commonly used chemotherapeutic drug that can manipulate the MT network to maximize its clinical benefit. However, effect of DTX on NP behaviour has not yet been fully elucidated. We gold diameters 15 50 nm at concentration 0.2 nM investigate size dependence behaviour. Meanwhile, concentrations 0, 10 were uphold relevance. Our study...

10.3390/bioengineering7020056 article EN cc-by Bioengineering 2020-06-14

ABSTRACT Synthesis of two conducting polymers containing 3‐hexylthiophene and 3‐[2‐(2‐(2‐methoxyethoxy)ethoxy)ethoxy]thiophene is demonstrated. In thin‐film transistors, the high‐molecular‐weight polymer shows an average mobility 4.2 × 10 −4 cm 2 V −1 s . Most importantly, have high conductivity upon doping with iodine also stability in doped state conductivities measured even after 1 month. Furthermore, causes transparency to thin films are resistant common organic solvents. All these...

10.1002/pola.29362 article EN Journal of Polymer Science Part A Polymer Chemistry 2019-03-13

The adsorption of polyaromatic hydrocarbons (PAHs) on metallic substrates is interest in the field optoelectronics, due to possibility designing complex materials with tunable properties through surface functionalization organic molecules. Much modeling research this has focused perfectly symmetrical (pristine) substrates. There limited information effect substrate irregularities, such as adatoms, binding PAHs onto Here, we examine how presence substrate-bound adatoms affects coronene and...

10.1021/acs.jpcc.3c03394 article EN The Journal of Physical Chemistry C 2023-07-21

The adsorption of polyaromatic hydrocarbons (PAHs) on metallic substrates has been interest in the field optoelectronics due to possibility designing complex materials with tunable properties through surface functionalization organic molecules. Much modelling research this focused perfectly symmetrical (idealized) substrates. Limited investigated effect substrate irregularities, such as adatoms, binding PAHs onto Here, we examine how presence substrate-bound adatoms affects coronene and...

10.26434/chemrxiv-2021-fdd6d preprint EN cc-by 2021-08-10

The adsorption of polyaromatic hydrocarbons (PAHs) on metallic substrates is interest in the field optoelectronics, due to possibility designing complex materials with tunable properties through surface functionalization organic molecules. Much modelling research this has focused perfectly symmetrical (pristine) substrates. There limited information effect substrate irregularities, such as adatoms, binding PAHs onto Here, we examine how presence substrate-bound adatoms affects coronene and...

10.26434/chemrxiv-2021-fdd6d-v2 preprint EN cc-by 2023-05-22

The adsorption of polyaromatic hydrocarbons (PAHs) on metallic substrates has been interest in the field optoelectronics due to possibility designing complex materials with tunable properties through surface functionalization organic molecules. Much modelling research this focused perfectly symmetrical (idealized) substrates. Limited investigated effect substrate irregularities, such as adatoms, binding PAHs onto Here, we examine how presence substrate-bound adatoms affects coronene and...

10.33774/chemrxiv-2021-fdd6d preprint EN cc-by 2021-08-10
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