Assoc. Prof. Wallace Wong | ARC Centre of Excellence in Exciton Science

Assoc. Prof. Wallace Wong

Acting Director

Organotronics - Functional Organic Materials Laboratory

Wallace Wong is a synthetic organic chemist with extensive experience in organic semiconductor and fluorophore development. He works on new light harvesting systems, and the development of flexible electronics with applications in security, sensing and photovoltaics.

Qualifications: 
DPhil (Oxon)
ORCID iD: 
0000000171318532
Centre Research Themes: 
1. Excitonic Systems for Solar Energy Conversion
2. Control of Excitons
3. Excitonic Systems for Security, Lighting and Sensing
Summary of any other of your centre responsibilities: 

Deputy Platform Champion 1.1

Publications

Book Chapters
Zhang, B.; Gao, C.; Neto, N. Saker; Wong, W. W. H. Aggregation-Induced Emitters in Light Harvesting. In Principles and applications of aggregation-induced emission; Principles and applications of aggregation-induced emission; Springer: Cham, Switzerland, 2019.
Journal Articles
Gao, C.; Shukla, A.; Gao, H.; Miao, Z.; Zhang, Y.; Wang, P.; Luo, G.; Zeng, Y.; Wong, W. W. H.; Smith, T. A.; et al. Harvesting Triplet Excitons in High Mobility Emissive Organic Semiconductor for Efficiency Enhancement of Light‐Emitting Transistors. Advanced Materials In Press, 2208389 DOI: 10.1002/adma.202208389. doi: 10.1002/adma.202208389
Owyong, T. Cin; O’Shea, R.; ,; White, J. M.; Donnelly, P. S.; Hinde, E.; Wong, W. W. H.; Hong, Y. A General Fluorescence-Based Method for Quantifying and Mapping Biomolecular Polarity In Vitro and In Cells. 2023.
Pervin, R.; Manian, A.; Chen, Z.; Christofferson, A. J.; Owyong, T. Cin; Bradley, S. J.; White, J. M.; Ghiggino, K. P.; Russo, S. P.; Wong, W. W. H. Medium effects on the fluorescence of Imide-substituted naphthalene diimides. Journal of Photochemistry and Photobiology A: Chemistry 2023, 436, 114364 DOI: 10.1016/j.jphotochem.2022.114364. doi: 10.1016/j.jphotochem.2022.114364
Aghaei, M.; Pelosi, R.; Wong, W. W. H.; Schmidt, T. W.; Debije, M. G.; Reinders, A. H. M. E. Measured power conversion efficiencies of bifacial luminescent solar concentrator photovoltaic devices of the mosaic series. Progress in Photovoltaics: Research and Applications 2022, 30 (7), 726 - 739 DOI: 10.1002/pip.3546. doi: 10.1002/pip.3546
Yang, C.; Atwater, H. A.; Baldo, M. A.; Baran, D.; Barile, C. J.; Barr, M. C.; Bates, M.; Bawendi, M. G.; Bergren, M. R.; Borhan, B.; et al. Consensus statement: Standardized reporting of power-producing luminescent solar concentrator performance. Joule 2022, 6 (1), 8 - 15 DOI: 10.1016/j.joule.2021.12.004. doi: 10.1016/j.joule.2021.12.004
Aghaei, M.; Zhu, X.; Debije, M.; Wong, W. W. H.; Schmidt, T. W.; Reinders, A. Simulations of Luminescent Solar Concentrator Bifacial Photovoltaic Mosaic Devices Containing Four Different Organic Luminophores. IEEE Journal of Photovoltaics 2022, 12 (3), 771 - 777 DOI: 10.1109/JPHOTOV.2022.3144962. doi: 10.1109/JPHOTOV.2022.3144962
Manian, A.; Shaw, R. A.; Lyskov, I.; Wong, W. W. H.; Russo, S. P. Modeling radiative and non-radiative pathways at both the Franck–Condon and Herzberg–Teller approximation level. The Journal of Chemical Physics 2021, 155 (5), 054108 DOI: 10.1063/5.0058643. doi: 10.1063/5.0058643
Yin, W.; Li, H.; Chesman, A. S. R.; Tadgell, B.; Scully, A. D.; Wang, M.; Huang, W.; McNeill, C. R.; Wong, W. W. H.; Medhekar, N. V.; et al. Detection of Halomethanes Using Cesium Lead Halide Perovskite Nanocrystals. ACS Nano 2021, 15 (1), 1454–1464 DOI: 10.1021/acsnano.0c08794. doi: 10.1021/acsnano.0c08794
Saxena, S.; Marlow, P.; Subbiah, J.; Colsmann, A.; Wong, W. W. H.; Jones, D. J. Pyridine End-Capped Polymer to Stabilize Organic Nanoparticle Dispersions for Solar Cell Fabrication through Reversible Pyridinium Salt Formation. ACS Applied Materials & Interfaces 2021, 13 (30), 36044 - 36052 DOI: 10.1021/acsami.1c07219. doi: 10.1021/acsami.1c07219
Crocker, R. D.; Pace, D. P.; Zhang, B.; Lyons, D. J. M.; Bhadbhade, M. M.; Wong, W. W. H.; Mai, B. Khanh; Nguyen, T. Vinh. Unusual Alternating Crystallization-Induced Emission Enhancement Behavior in Nonconjugated ω-Phenylalkyl Tropylium Salts. Journal of the American Chemical Society 2021, 143 (48), 20384–20394 DOI: 10.1021/jacs.1c10038. doi: 10.1021/jacs.1c10038
Hu, Q.; Yao, B.; Owyong, T. Cin; Prashanth, S.; Wang, C.; Zhang, X.; Wong, W. W. H.; Tang, Y.; Hong, Y. Detection of Urinary Albumin Using a “Turn‐on” Fluorescent Probe with Aggregation‐Induced Emission Characteristics. Chemistry – An Asian Journal 2021, 16 (10), 1245 - 1252 DOI: 10.1002/asia.202100180. doi: 10.1002/asia.202100180
O'shea, R.; Gao, C.; Bradley, S. J.; Owyong, T. Cin; Wu, N.; White, J. M.; Ghiggino, K. P.; Wong, W. W. H. Limitations of conjugated polymers as emitters in triplet–triplet annihilation upconversion. Materials Advances 2021, 2 (23), 7751-7758 DOI: 10.1039/D1MA00684C. doi: 10.1039/D1MA00684C
Zharinova, I.; Neto, N. Saker; Owyong, T. Cin; White, J. M.; Wong, W. W. H. Synthesis and Solvatochromic Behavior of Zwitterionic Donor–Bridge–Acceptor Systems with Oligo(p-phenylene) Spacers. Organic Materials 2021, 03 (02), 103 - 118 DOI: 10.1055/s-0041-1725075. doi: 10.1055/s-0041-1725075
Gao, C.; Wong, W. W. H.; Qin, Z.; Lo, S. ‐C.; Namdas, E. B.; Dong, H.; Hu, W. Application of Triplet–Triplet Annihilation Upconversion in Organic Optoelectronic Devices: Advances and Perspectives. Advanced Materials 2021, 33 (45), 2100704 DOI: 10.1002/adma.202100704. doi: 10.1002/adma.202100704
O'shea, R.; Gao, C.; Owyong, T. Cin; White, J. M.; Wong, W. W. H. The performance of conjugated polymers as emitters for triplet–triplet annihilation upconversion. Materials Advances 2021, 2 (6), 2031 - 2035 DOI: 10.1039/D1MA00068C. doi: 10.1039/D1MA00068C
O'shea, R.; Kendrick, W. J.; Gao, C.; Owyong, T. Cin; White, J. M.; Ghiggino, K. P.; Wong, W. W. H. Revealing the influence of steric bulk on the triplet–triplet annihilation upconversion performance of conjugated polymers. Scientific Reports 2021, 11 (1), 19585 DOI: 10.1038/s41598-021-99179-y. doi: 10.1038/s41598-021-99179-y
Gu, H.; Yan, L.; Saxena, S.; Shi, X.; Zhang, X.; Li, Z.; Luo, Q.; Zhou, H.; Yang, Y.; Liu, X.; et al. Revealing the Interfacial Photoreduction of MoO3 with P3HT from the Molecular Weight-Dependent “Burn-In” Degradation of P3HT:PC61 BM Solar Cells. ACS Applied Energy Materials 2020, 3 (10), 9714 - 9723 DOI: 10.1021/acsaem.0c01325. doi: 10.1021/acsaem.0c01325
Lyskov, I.; Anda, A.; Wong, Y. X.; Tilley, A. J.; Hall, C. R.; Thia, J.; Russo, S. P.; Wong, W. W. H.; Cole, J. H.; Smith, T. A. Bilirubin analogues as model compounds for exciton coupling. Physical Chemistry Chemical Physics 2020, 22 (27), 15567 - 15572 DOI: 10.1039/D0CP01421D. doi: 10.1039/D0CP01421D
Sabatini, R. P.; Maasoumi, F.; Prasad, S. K. K.; Zhang, B.; Clark, C.; Schmidt, T. W.; Wong, W. W. H.; Lakhwani, G. Organic polariton lasing with molecularly isolated perylene diimides. Applied Physics Letters 2020, 117 (4), 041103 DOI: 10.1063/5.0012461. doi: 10.1063/5.0012461
Zhang, B.; Yang, H.; Warner, T.; Mulvaney, P.; Rosengarten, G.; Wong, W. W. H.; Ghiggino, K. P. A luminescent solar concentrator ray tracing simulator with a graphical user interface: features and applications. Methods and Applications in Fluorescence 2020, 8 (3), 037001 DOI: 10.1088/2050-6120/ab993d. doi: 10.1088/2050-6120/ab993d
Owyong, T. Cin; Subedi, P.; Deng, J.; Hinde, E.; Paxman, J. J.; White, J. M.; Chen, W.; Heras, B.; Wong, W. W. H.; Hong, Y. A Molecular Chameleon for Mapping Subcellular Polarity in an Unfolded Proteome Environment. Angewandte Chemie International Edition 2020, 59 (25), 10129 - 10135 DOI: 10.1002/anie.201914263. doi: 10.1002/anie.201914263
Owyong, T. Cin; Ding, S.; Wu, N.; Fellowes, T.; Chen, S.; White, J. M.; Wong, W. W. H.; Hong, Y. Optimising molecular rotors to AIE fluorophores for mitochondria uptake and retention. Chemical Communications 2020, 56 (94), 14853 - 14856 DOI: 10.1039/D0CC06411D. doi: 10.1039/D0CC06411D
O'shea, R.; Wong, W. W. H. Simple improvements to Gilch synthesis and molecular weight modulation of MEH-PPV. Polymer Chemistry 2020, 11 (16), 2831 - 2837 DOI: 10.1039/D0PY00072H. doi: 10.1039/D0PY00072H
Qin, Z.; Gao, C.; Wong, W. W. H.; Riede, M.; Wang, T.; Dong, H.; Zhen, Y.; Hu, W. Molecular doped organic semiconductor crystals for optoelectronic device applications. Journal of Materials Chemistry C 2020, No. 43, 14996-15008 DOI: 10.1039/D0TC02746D. doi: 10.1039/D0TC02746D
Masoomi-Godarzi, S.; Hall, C. R.; Zhang, B.; Gregory, M. A.; White, J. M.; Wong, W. W. H.; Ghiggino, K. P.; Smith, T. A.; Jones, D. J. Competitive Triplet Formation and Recombination in Crystalline Films of Perylenediimide Derivatives: Implications for Singlet Fission. The Journal of Physical Chemistry C 2020, 124 (21), 11574 - 11585 DOI: 10.1021/acs.jpcc.0c01337. doi: 10.1021/acs.jpcc.0c01337
Zhang, B.; Lyskov, I.; Wilson, L. J.; Sabatini, R. P.; Manian, A.; Soleimaninejad, H.; White, J. M.; Smith, T. A.; Lakhwani, G.; Jones, D. J.; et al. FRET-enhanced photoluminescence of perylene diimides by combining molecular aggregation and insulation. Journal of Materials Chemistry C 2020, 8 (26), 8953 - 8961 DOI: 10.1039/D0TC02108C. doi: 10.1039/D0TC02108C
Gao, C.; Zhang, B.; Hall, C. R.; Li, L.; Chen, Y.; Zeng, Y.; Smith, T. A.; Wong, W. W. H. Triplet fusion upconversion using sterically protected 9,10-diphenylanthracene as the emitter. Physical Chemistry Chemical Physics 2020, 22 (11), 6300 - 6307 DOI: 10.1039/C9CP06311K. doi: 10.1039/C9CP06311K
Neto, N. Saker; Jones, D. John; Wong, W. W. H. Theoretical Aspects of Iterative Coupling for Linear Oligomers and Polymers. Macromolecular Theory and Simulations 2020, 29 (2), 1900048 DOI: 10.1002/mats.201900048. doi: 10.1002/mats.201900048
Zhang, B.; Zhao, P.; Wilson, L. J.; Subbiah, J.; Yang, H.; Mulvaney, P.; Jones, D. J.; Ghiggino, K. P.; Wong, W. W. H. High-Performance Large-Area Luminescence Solar Concentrator Incorporating a Donor–Emitter Fluorophore System. ACS Energy Letters 2019, 4 (8), 1839 - 1844 DOI: 10.1021/acsenergylett.9b01224. doi: 10.1021/acsenergylett.9b01224
Fukazawa, A.; Toyota, S.; Tykwinski, R.; Wong, W. W. H. Novel Aromatics: Official Special Issue of ISNA‐18. ChemPlusChem 2019, 84 (6), 562 - 563 DOI: 10.1002/cplu.201900232. doi: 10.1002/cplu.201900232
Gao, C.; Seow, J. Yi; Zhang, B.; Hall, C. R.; Tilley, A. J.; White, J. M.; Smith, T. A.; Wong, W. W. H. Tetraphenylethene 9,10‐Diphenylanthracene Derivatives – Synthesis and Photophysical Properties. ChemPlusChem 2019, 84 (6), 746-753 DOI: 10.1002/cplu.201900100. doi: 10.1002/cplu.201900100
Crocker, R. D.; Zhang, B.; Pace, D. P.; Wong, W. W. H.; Nguyen, T. V. Tetrabenzo[5.7]fulvalene: a forgotten aggregation induced-emission luminogen. Chemical Communications 2019, 55 (77), 11591 - 11594 DOI: 10.1039/C9CC06289K. doi: 10.1039/C9CC06289K
Sabatini, R. P.; Zhang, B.; Gupta, A.; Leoni, J.; Wong, W. W. H.; Lakhwani, G. Molecularly isolated perylene diimides enable both strong exciton–photon coupling and high photoluminescence quantum yield. Journal of Materials Chemistry C 2019, 7 (10), 2954 - 2960 DOI: 10.1039/C9TC00093C. doi: 10.1039/C9TC00093C
Zhang, B.; Gao, C.; Soleimaninejad, H.; White, J. M.; Smith, T. A.; Jones, D. J.; Ghiggino, K. P.; Wong, W. W. H. Highly Efficient Luminescent Solar Concentrators by Selective Alignment of Donor–Emitter Fluorophores. Chemistry of Materials 2019, 31 (8), 3001 - 3008 DOI: 10.1021/acs.chemmater.9b00647. doi: 10.1021/acs.chemmater.9b00647
Gao, C.; Prasad, S. K. K.; Zhang, B.; Dvořák, M.; Tayebjee, M. J. Y.; McCamey, D. R.; Schmidt, T. W.; Smith, T. A.; Wong, W. W. H. Intramolecular Versus Intermolecular Triplet Fusion in Multichromophoric Photochemical Upconversion. The Journal of Physical Chemistry C 2019, 123 (33), 20181 - 20187 DOI: 10.1021/acs.jpcc.9b07098. doi: 10.1021/acs.jpcc.9b07098
Zhang, S.; Liu, M.; Tan, L. Yi Fong; Hong, Q.; Pow, Z. Liang; Owyong, T. Cin; Ding, S.; Wong, W. W. H.; Hong, Y. A Maleimide‐functionalized Tetraphenylethene for Measuring and Imaging Unfolded Proteins in Cells. Chemistry – An Asian Journal 2019, 14 (6), 904 - 909 DOI: 10.1002/asia.201900150. doi: 10.1002/asia.201900150
Zhang, Z.; Ding, Z.; Jones, D. J.; Wong, W. W. H.; Kan, B.; Bi, Z.; Wan, X.; Ma, W.; Chen, Y.; Long, X.; et al. Manipulating active layer morphology of molecular donor/polymer acceptor based organic solar cells through ternary blends. Science China Chemistry 2018, 61 (8), 1025 - 1033 DOI: 10.1007/s11426-018-9249-7. doi: 10.1007/s11426-018-9249-7
Gregory, M. A.; Zhang, B.; Tilley, A. J.; Scheerlinck, T.; White, J. M.; Wong, W. W. H. Amine-Substituted Diazocine Derivatives - Synthesis, Structure, and Photophysical Properties. Helvetica Chimica Acta 2018, 101 (11), e1800146 DOI: 10.1002/hlca.201800146. doi: 10.1002/hlca.201800146
Zhang, B.; Banal, J. L.; Jones, D. J.; Tang, B. Zhong; Ghiggino, K. P.; Wong, W. W. H. Aggregation-induced emission-mediated spectral downconversion in luminescent solar concentrators. Materials Chemistry Frontiers 2018, 2 (3), 615 - 619 DOI: 10.1039/C7QM00598A. doi: 10.1039/C7QM00598A
Stevens, A. L.; Novakovic, S.; White, J. M.; Wong, W. W. H.; Smith, T. A.; Ghiggino, K. P.; Paige, M. F.; Steer, R. P. Exciton Dynamics of Photoexcited Pendant Porphyrin Polymers in Solution and in Thin Films. The Journal of Physical Chemistry A 2018, 122 (50), 9605–9614 DOI: 10.1021/acs.jpca.8b09321. doi: 10.1021/acs.jpca.8b09321
Banal, J. L.; Zhang, B.; Jones, D. J.; Ghiggino, K. P.; Wong, W. W. H. Emissive Molecular Aggregates and Energy Migration in Luminescent Solar Concentrators. Accounts of Chemical Research 2017, 50 (1), 49 - 57 DOI: 10.1021/acs.accounts.6b00432. doi: 10.1021/acs.accounts.6b00432
Rautela, R.; Joshi, N. K.; Novakovic, S.; Wong, W. W. H.; White, J. M.; Ghiggino, K. P.; Paige, M. F.; Steer, R. P. Determinants of the efficiency of photon upconversion by triplet–triplet annihilation in the solid state: zinc porphyrin derivatives in PVA. Physical Chemistry Chemical Physics 2017, 19 (34), 23471 - 23482 DOI: 10.1039/C7CP04746K. doi: 10.1039/C7CP04746K
Zhang, B.; Soleimaninejad, H.; Jones, D. J.; White, J. M.; Ghiggino, K. P.; Smith, T. A.; Wong, W. W. H. Highly Fluorescent Molecularly Insulated Perylene Diimides: Effect of Concentration on Photophysical Properties. Chemistry of Materials 2017, 29 (19), 8395 - 8403 DOI: 10.1021/acs.chemmater.7b02968. doi: 10.1021/acs.chemmater.7b02968
Xu, J.; Zhang, B.; Jansen, M.; Goerigk, L.; Wong, W. W. H.; Ritchie, C. Highly Fluorescent Pyridinium Betaines for Light Harvesting. Angewandte Chemie International Edition 2017, 56 (44), 13882 - 13886 DOI: 10.1002/anie.201704832. doi: 10.1002/anie.201704832
Patents
Neto, N. Saker; Wong, W. W. H.; Simon, P. Miguel; Castillo, J. Omar. Organoboron protecting groups, and processes using same. 2022901837, 2022.