Personal Details

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Dr. WILLIAMS, Evan Laurence

Senior Project Manager

Staff

Project Management Office (PMO)

63194903

williamse@imre.a-star.edu.sg

2 Fusionopolis Way. Innovis, #08-03, Singapore 138634


Research Details


  • Polymer Matrix Composites
  • Organic Electronics and Opto-electronics
  • Printed Electronics
  • Charge Carrier Transport and Recombination
  • Strategic Technology and Operation Road-mapping
  • Design Thinking
  • Project Management
  • Fabrication and Characterisation of Organic Opto-electronic Devices
  • Fluorescence Lifetime Measurements
  • Transient Absorption Measurements
  • Organic/Polymer Electronics: Novel Materials and Devices Structures for Application in OPV, OFET & OLEFET
  • Ultrafast transient Absorption Techniques to Study Charge Generation Dynamics for Holistic OPV Materials and Devices Characterization from Charge generation to Collection

  • Research Scientist and Engineer at IMRE, Singapore 01/2008 - 04/2018 
  • Innovation Lead at the Materials Center of Innovation (MCOI), IMRE 09/2013 - 09/2016
  • Deputy Head of Department (Electronic Materials), IMRE 10/2017 - 04/2019
  • Senior Industry Development Manager, Industry Development Office, IMRE 04/2018 - 04/2019
  • Senior Manager, Project Management Office, IMRE 04/2019 - present

  • Project leader: 03/2012-06/2013
    Visiting Investigator Project with Prof. Ananth Dodabalapur (University of Texas Austin, Texas, USA) “Organic / Polymer Electronics - Novel Materials & Device Structures”
  • Project co-leader: 11/2010- 11/2013
    A*STAR-JST (Japan Science and Technology Agency) collaboration “Ultrafast transient absorption techniques to study charge generation dynamics for holistic OPV materials and devices”. 
  • PhD, School of Materials, Arizona State University, USA, 2007
  • M.Sc. Optical Science Center, University of Arizona, USA, 2007
  • M.Eng. Material Science & Engineering Dept., Cornell University, USA, 2001
  • B.S. Material Science & Engineering Dept., Cornell University, USA, 2000
  • Received a 2007 MRS Spring Meeting Graduate Student Award. 
  • Awarded a 2013 Research Visitor Fellowship with the Priority Research Centre for Organic Electronics at the University of Newcastle, Australia. 
  • Fellow of the US NSF-sponsored Global School for Advanced Studies (GSAS) session on organic photovoltaics, Taipei, Taiwan, 2012
  • Executive Chair of International Union of Materials Research Societies - Internation Conference of Young Researchers on Advanced Materials (IUMRS-ICYRAM) 2012
  • Co-Treasurer of MRS-S (2012 - 2014)
  • Joint Secretary of MRS-S (2014 - To-date)

 

 

  1. Holmes , N.P.; Vaughan, B.; Williams, E. L.; Kroon, R;  Anderrson, M.R.; Kilcoyne, A.L.D.; Sonar, P.;  Zhou, X.; Dastoor, P.C.; Belcher,W. J., Diketopyrrolopyrrole-based polymer:fullerene nanoparticle films with thermally stable morphology for organic photovoltaic applications.  MRS Communications 2017
  2. Katoh, R.; Matsuzaki, H.; Furube, A; Sonar, P; Williams, E.L.; Vijila, C; Subramanian, G.S.; Gorelik, S.; Hobley, J., Charge Generation and Recombination in Diketopyrrolopyrrole Polymer: Fullerene Bulk Heterojunctions Studied by Transient Absorption and Time-Resolved Microwave Conductivity. J. Phys. Chem. C, 2016, 120 (50)
  3. Goh, W. P.; Williams, E. L.; Yang, R. B.; Koh, W. S.; Mhaisalkar, S.; Ooi, Z. E., Optimal Shell Thickness of Metal@Insulator Nanoparticles for Net Enhancement of Photogenerated Polarons in P3HT Films. ACS Applied Materials & Interfaces 2016, 8 (4).
  4. E.L. Williams; T. Ang; Z. Ooi; P. Sonar; T. Lin; W. Neo; J. Song.; J. Hobley, Optical characterization of the hole polaron in a series of diketopyrrolopyrrole polymers used for organic photovoltaics. Polymers, 7, 69, 2014.
  5. B. Vaughan; E.L. Williams; N.P. Holmes; P. Sonar; A. Dodabalapur; P.C. Dastoor; W.J. Belcher, Water-based nanoparticulate solar cells using a diketopyrrolopyrrole donor polymer. Physical Chemistry Chemical Physics, 16, 2647, 2014.
  6. H. Matsuzaki; A. Furube; R. Katoh; S.P. Singh; P. Sonar; E.L. Williams; C. Vijila; G.S. Subramanian; S. Gorelik; J. Hobley, Excited-state dynamics in diketopyrrolopyrrole-based copolymer for organic photovoltaics investigated by transient optical spectroscopy. Japanese Journal of Applied Physics, 53, 2014
  7. C. Vijila; S.P. Singh; E.L. Williams; P. Sonar; A. Pivrikas; B. Philippa; R. White;E.N. Kumar; S.G. Sandhya; S. Gorelik, et al. Relation between charge carrier mobility and lifetime in organic photovoltaics. Journal of Applied Physics, 114, 2013.
  8. P. Sonar; E.L. Williams; S.P. Singh; S. Manzhos; A. Dodabalapur, A benzothiadiazole end capped donor-acceptor based small molecule for organic electronics. Physical Chemistry Chemical Physics, 15, 17064, 2013.
  9. E. L. Williams, S. Gorelik, I. Phang, M. Bosman, C. Vijila, G. S. Subramanian, P. Sonar, J. Hobley, S. P. Singh, H. Matsuzaki, A. Furube, and R. Katoh, “Nanoscale phase domain structure and associated device performance of organic solar cells based on a diketopyrrolopyrrole polymer,” RSC Advances, vol. 3, no. 43, p. 20113, 2013.
  10. P. Sonar, E. L. Williams, S. P. Singh, S. Manzhos, and A. Dodabalapur, “A benzothiadiazole end capped donor-acceptor based small molecule for organic electronics.,” Physical chemistry chemical physics: PCCP, vol. 15, no. 40, pp. 17064–9, Sep. 2013.
  11. P. Sonar, S. P. Singh, E. L. Williams, Y. Li, M. S. Soh, and A. Dodabalapur, “Furan containing diketopyrrolopyrrole copolymers: synthesis, characterization, organic field effect transistor performance and photovoltaic properties,” Journal of Materials Chemistry, vol. 22, no. 10, p. 4425, 2012.
  12. E. L. Williams, Z. Ooi, P. Sonar, and A. Dodabalapur, “Measurement of contact voltage drop and resistance in organic solar cells,” Applied Physics Letters, vol. 101, no. 25, p. 253902, 2012.
  13. P. Sonar, E. L. Williams, S. P. Singh, and A. Dodabalapur, “Thiophene–benzothiadiazole–thiophene (D–A–D) based polymers: effect of donor/acceptor moieties adjacent to D–A–D segment on photophysical and photovoltaic properties,” Journal of Materials Chemistry, vol. 21, no. 28, p. 10532, 2011.
  14. M. S. Soh, S. A. G. Santamaria, E. L. Williams, M. Pérez-Morales, H. J. Bolink, and A. Sellinger, “Solution processable high band gap hosts based on carbazole functionalized cyclic phosphazene cores for application in organic light-emitting diodes,” Journal of Polymer Science Part B: Polymer Physics, vol. 49, no. 7, pp. 531–539, Apr. 2011.
  15. W. W. H. Wong, T. B. Singh, D. Vak, W. Pisula, C. Yan, X. Feng, E. L. Williams, K. L. Chan, Q. Mao, D. J. Jones, C.-Q. Ma, K. Müllen, P. Bäuerle, and A. B. Holmes, “Solution Processable Fluorenyl Hexa-peri-hexabenzocoronenes in Organic Field-Effect Transistors and Solar Cells,” Advanced Functional Materials, vol. 20, no. 6, pp. 927–938, Mar. 2010.
  16. W. Zeng, K. S. L. Chong, H. Y. Low, E. L. Williams, T. L. Tam, and A. Sellinger, “The use of nanoimprint lithography to improve efficiencies of bilayer organic solar cells based on P3HT and a small molecule acceptor,” Thin Solid Films, vol. 517, no. 24, pp. 6833–6836, Oct. 2009.
  17. E. L. Williams, K. Haavisto, J. Li, and G. E. Jabbour, “Excimer-Based White Phosphorescent Organic Light-Emitting Diodes with Nearly 100 % Internal Quantum Efficiency,” Advanced Materials, vol. 19, no. 2, pp. 197–202, Jan. 2007.
  18. E. L. Williams, J. Li, and G. E. Jabbour, “Organic light-emitting diodes having exclusive near-infrared electrophosphorescence,” Applied Physics Letters, vol. 89, no. 8, p. 083506, 2006.
  19. E. L. Williams, G. E. Jabbour, Q. Wang, S. E. Shaheen, D. S. Ginley, and E. A. Schiff, “Conducting polymer and hydrogenated amorphous silicon hybrid solar cells,” Applied Physics Letters, vol. 87, no. 22, p. 223504, 2005.
  20. A. Sellinger, R. Tamaki, R. M. Laine, K. Ueno, H. Tanabe, E. Williams, and G. E. Jabbour, “Heck coupling of haloaromatics with octavinylsilsesquioxane: solution processable nanocomposites for application in electroluminescent devices.,” Chemical communications (Cambridge, England), no. 29, pp. 3700–2, Aug. 2005.
  21. Q. Wang, S. E. Shaheen, E. L. Williams, and G. E. Jabbour, “Hybrid organic-inorganic photoconductive diode,” Applied Physics Letters, vol. 83, no. 16, p. 3404, 2003. 


Last updated on : 02 Apr 2019 03:31 PM