Assoc. Prof. Girish Lakhwani | ARC Centre of Excellence in Exciton Science

Assoc. Prof. Girish Lakhwani

Chief Investigator

Lakhwani's expertise covers chiroptical spectroscopy, single molecule spectroscopy, device physics and master equation based coarse-grained simulations. He coordinates programs across the themes of materials, theory, instrumentation and devices.

PhD, Eindhoven University of Technology, the Netherlands, 2009
M.Sc (Integrated), Indian Institute of Technology, Kanpur, India, 2005
Centre Research Themes: 
1. Excitonic Systems for Solar Energy Conversion
2. Control of Excitons
3. Excitonic Systems for Security, Lighting and Sensing


Journal Articles
Li, Y.; Lakhwani, G. Active waveguide Bragg lasers via conformal contact PDMS stamps. Scientific Reports 2022, 12 (1), 22189 DOI: 10.1038/s41598-022-26218-7. doi: 10.1038/s41598-022-26218-7
Sharma, A.; Athanasopoulos, S.; Li, Y.; Sanders, S. N.; Kumarasamy, E.; Campos, L. M.; Lakhwani, G. Probing Through-Bond and Through-Space Interactions in Singlet Fission-Based Pentacene Dimers. The Journal of Physical Chemistry Letters 2022, 13 (39), 8978 - 8986 DOI: 10.1021/acs.jpclett.2c02061. doi: 10.1021/acs.jpclett.2c02061
Dowman, L. J.; Kulkarni, S. S.; Alegre-Requena, J. V.; Giltrap, A. M.; Norman, A. R.; Sharma, A.; Gallegos, L. C.; Mackay, A. S.; Welegedara, A. P.; Watson, E. E.; et al. Site-selective photocatalytic functionalization of peptides and proteins at selenocysteine. Nature Communications 2022, 13, 6885 DOI: 10.1038/s41467-022-34530-z. doi: 10.1038/s41467-022-34530-z
Price, M. B.; Hume, P. A.; Ilina, A.; Wagner, I.; Tamming, R. R.; Thorn, K. E.; Jiao, W.; Goldingay, A.; Conaghan, P. J.; Lakhwani, G.; et al. Free charge photogeneration in a single component high photovoltaic efficiency organic semiconductor. Nature Communications 2022, 13, 2827 DOI: 10.1038/s41467-022-30127-8. doi: 10.1038/s41467-022-30127-8
Li, Y.; Sabatini, R. P.; Prasad, S. K. K.; Hockings, E. T.; Schmidt, T. W.; Lakhwani, G. Improved optical confinement in ambipolar field-effect transistors toward electrical injection organic lasers. Applied Physics Letters 2021, 119 (16), 163303 DOI: 10.1063/5.0063336. doi: 10.1063/5.0063336
Wang, T.; Sabatini, R. P.; Chan, B.; Hou, J.; Huynh, V. T.; Proschogo, N.; Xie, Z.; Wang, T.; Gao, L.; Zhang, J.; et al. Fluorescence Enhancement through Confined Oligomerization in Nanochannels: An Anthryl Oligomer in a Metal-Organic Framework. ACS Materials Letters 2021, 3 (11), 1599 - 1604 DOI: 10.1021/acsmaterialslett.1c00332. doi: 10.1021/acsmaterialslett.1c00332
Stamper, C.; Sabatini, R. P.; Bernardi, S.; Liao, C.; Dennis, E.; Sharma, A.; Widmer-Cooper, A.; Saidaminov, M. I.; Ho‐Baillie, A. W. Y.; Lakhwani, G. Magnetic optical rotary dispersion and magnetic circular dichroism in methylammonium lead halide perovskites. Chirality 2021, 33 (10), 610 - 617 DOI: 10.1002/chir.23346. doi: 10.1002/chir.23346
Sharma, A.; Athanasopoulos, S.; Kumarasamy, E.; Phansa, C.; Asadpoordarvish, A.; Sabatini, R. P.; Pandya, R.; Parenti, K. R.; Sanders, S. N.; McCamey, D. R.; et al. Pentacene–Bridge Interactions in an Axially Chiral Binaphthyl Pentacene Dimer. The Journal of Physical Chemistry A 2021, 125 (33), 7226 - 7234 DOI: 10.1021/acs.jpca.1c05254. doi: 10.1021/acs.jpca.1c05254
Yang, T.; Jin, C.; Qu, J.; Darvish, A. Asadpoor; Sabatini, R.; Zhang, X.; Chen, H.; Ringer, S. P.; Lakhwani, G.; Li, F.; et al. Solution Epitaxy of Halide Perovskite Thin Single Crystals for Stable Transistor. ACS Applied Materials & Interfaces 2021, 13 (31), 37840 - 37848 DOI: 10.1021/acsami.1c08800. doi: 10.1021/acsami.1c08800
Sabatini, R. P.; Lakhwani, G. Achromatic polarization control in the visible. Nature Photonics 2021, 15 (11), 797 - 799 DOI: 10.1038/s41566-021-00897-6. doi: 10.1038/s41566-021-00897-6
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
Long, G.; Sabatini, R.; Saidaminov, M. I.; Lakhwani, G.; Rasmita, A.; Liu, X.; Sargent, E. H.; Gao, W. Chiral-perovskite optoelectronics. Nature Reviews Materials 2020, 5 (6), 423 - 439 DOI: 10.1038/s41578-020-0181-5. doi: 10.1038/s41578-020-0181-5
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
Rahme, M. S.; Sabatini, R. P.; McGregor, S. K. M.; Wawrzinek, R.; Namdas, E. B.; Lo, S. - C.; Lakhwani, G. Strong coupling and energy funnelling in an electrically conductive organic blend. Journal of Materials Chemistry C 2020, 8 (33), 11485 - 11491 DOI: 10.1039/D0TC02239J. doi: 10.1039/D0TC02239J
Steinmetz, V.; Climente, J. I.; Pandya, R.; Planelles, J.; Margaillan, F.; Puttisong, Y.; Dufour, M.; Ithurria, S.; Sharma, A.; Lakhwani, G.; et al. Emission State Structure and Linewidth Broadening Mechanisms in Type-II CdSe/CdTe Core–Crown Nanoplatelets. The Journal of Physical Chemistry C 2020, 124 (31), 17352 - 17363 DOI: 10.1021/acs.jpcc.0c04547. doi: 10.1021/acs.jpcc.0c04547
Sharma, A.; Wojciechowski, J. P.; Liu, Y.; Pelras, T.; Wallace, C. M.; Müllner, M.; Widmer-Cooper, A.; Thordarson, P.; Lakhwani, G. The Role of Fiber Agglomeration in Formation of Perylene-Based Fiber Networks. Cell Reports Physical Science 2020, 1 (8), 100148 DOI: 10.1016/j.xcrp.2020.100148. doi: 10.1016/j.xcrp.2020.100148
Sabatini, R. P.; Liao, C.; Bernardi, S.; Mao, W.; Rahme, M. S.; Widmer-Cooper, A.; Bach, U.; Huang, S.; Ho‐Baillie, A. W. Y.; Lakhwani, G. Solution‐Processed Faraday Rotators Using Single Crystal Lead Halide Perovskites. Advanced Science 2020, 7 (7), 1902950 DOI: 10.1002/advs.201902950. doi: 10.1002/advs.201902950
Sharma, A.; Campbell, A.; Leoni, J.; Cheng, Y. Theng; Müllner, M.; Lakhwani, G. Circular Intensity Differential Scattering Reveals the Internal Structure of Polymer Fibrils. The Journal of Physical Chemistry Letters 2019, 10 (24), 7547 - 7553 DOI: 10.1021/acs.jpclett.9b02993. doi: 10.1021/acs.jpclett.9b02993
Pandya, R.; Steinmetz, V.; Puttisong, Y.; Dufour, M.; Chen, W. M.; Chen, R. Y. S.; Barisien, T.; Sharma, A.; Lakhwani, G.; Mitioglu, A.; et al. Fine Structure and Spin Dynamics of Linearly Polarized Indirect Excitons in Two-Dimensional CdSe/CdTe Colloidal Heterostructures. ACS Nano 2019, 13 (9), 10140 - 10153 DOI: 10.1021/acsnano.9b03252. doi: 10.1021/acsnano.9b03252
Long, G.; Zhou, Y.; Zhang, M.; Sabatini, R.; Rasmita, A.; Huang, L.; Lakhwani, G.; Gao, W. Theoretical Prediction of Chiral 3D Hybrid Organic–Inorganic Perovskites. Advanced Materials 2019, 31 (17), 1807628 DOI: 10.1002/adma.201807628. doi: 10.1002/adma.201807628
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
Sharma, A.; Athanasopoulos, S.; Tapping, P. C.; Sabatini, R. P.; McRae, O. F.; Müllner, M.; Kee, T. W.; Lakhwani, G. Emission Decay Pathways Sensitive to Circular Polarization of Excitation. The Journal of Physical Chemistry C 2018, 122 (42), 23910 - 23916 DOI: 10.1021/acs.jpcc.8b07482. doi: 10.1021/acs.jpcc.8b07482