Ken Ghiggino

Electronic spectroscopy and photophysics of calix[4]azulene

AL Stevens, C Yeow, JM White, SJ Bradley, KP Ghiggino, RP Steer

Journal article  |  2021  |  Journal of Photochemistry and Photobiology A Chemistry

Morphological Requirements for Nanoscale Electric Field Buildup in a Bulk Heterojunction Solar Cell.

Kyra N Schwarz, Valerie D Mitchell, Saeed-Uz-Zaman Khan, Calvin Lee, Adam Reinhold, Trevor A Smith, Kenneth P Ghiggino, David J Jones, Barry P Rand, Gregory D Scholes

Journal article  |  2020  |  The Journal of Physical Chemistry Letters

The morphology of organic semiconductors is critical to their function in optoelectronic devices and is particularly crucial in th..

Spectroscopic and Dynamic Properties of Electronically Excited Pendant Porphyrin Polymers with Backbones of Differing Flexibility.

Amy L Stevens, Stephen Awuku, Kenneth P Ghiggino, Ying Hao, Sacha Novakovic, Ronald P Steer, Jonathan M White

Journal article  |  2020  |  The Journal of Physical Chemistry A

A zinc porphyrin-pendant norbornene polymer with a rigid backbone characterized by a 2:1 E/Z isomeric structure ratio has been syn..

Highly efficient radiative recombination in intrinsically zero-dimensional perovskite micro-crystals prepared by thermally-assisted solution-phase synthesis

WL Xu, SJ Bradley, Y Xu, F Zheng, CR Hall, KP Ghiggino, TA Smith

Journal article  |  2020  |  RSC Advances

0D Cs4PbBr6 perovskite microcrystals exhibit a radiative recombination coefficient two orders of magnitude higher than typical 3D ..

FRET-enhanced photoluminescence of perylene diimides by combining molecular aggregation and insulation

Bolong Zhang, Igor Lyskov, Lachlan J Wilson, Randy P Sabatini, Anjay Manian, Hamid Soleimaninejad, Jonathan M White, Trevor A Smith, Girish Lakhwani, David J Jones, Kenneth P Ghiggino, Salvy P Russo, Wallace WH Wong

Journal article  |  2020  |  Journal of Materials Chemistry C

The photoluminescence quantum yield (ϕPL) of perylene diimide derivatives (PDIs) is often limited by aggregation caused quenching ..

A luminescent solar concentrator ray tracing simulator with a graphical user interface: features and applications

Bolong Zhang, Hanbo Yang, Timothy Warner, Paul Mulvaney, Gary Rosengarten, Wallace WH Wong, Kenneth P Ghiggino

Journal article  |  2020  |  Methods and Applications in Fluorescence

A Monte-Carlo ray tracing simulator with a graphical user interface (MCRTS-GUI) has been developed to provide a quantitative descr..

Revealing the Role of Methylammonium Chloride for Improving the Performance of 2D Perovskite Solar Cells

Fei Zheng, Chuantian Zuo, Mengsi Niu, Chunhua Zhou, Siobhan J Bradley, Christopher R Hall, Weilong Xu, Xiaoming Wen, Xiaotao Hao, Mei Gao, Trevor A Smith, Kenneth P Ghiggino

Journal article  |  2020  |  ACS Applied Materials & Interfaces

Layered perovskite films, composed of two-dimensional (2D) Ruddlesden–Popper perovskites (RPPs), show improved stability compared ..

Competitive Triplet Formation and Recombination in Crystalline Films of Perylenediimide Derivatives: Implications for Singlet Fission

S Masoomi-Godarzi, CR Hall, B Zhang, MA Gregory, JM White, WWH Wong, KP Ghiggino, TA Smith, DJ Jones

Journal article  |  2020  |  The Journal of Physical Chemistry C

Hierarchical Uniform Crystalline Nanowires of Wide Bandgap Conjugated Polymer for Light-Emitting Optoelectronic Devices

Man Xu, Mengna Yu, Bin Liu, Jinyi Lin, Hamid Soleimaninejad, Trevor A Smith, Xuehua Ding, Lubing Bai, Yamin Han, Linghai Xie, Wei Liu, Kenneth P Ghiggino, Zongqiong Lin, Tao Yu, Chunxiang Xu, Wei Huang

Journal article  |  2020  |  Cell Reports Physical Science

Reduced Recombination and Capacitor-like Charge Buildup in an Organic Heterojunction

Kyra N Schwarz, Paul B Geraghty, Valerie D Mitchell, Saeed-Uz-Zaman Khan, Oskar J Sandberg, Nasim Zarrabi, Bryan Kudisch, Jegadesan Subbiah, Trevor A Smith, Barry P Rand, Ardalan Armin, Gregory D Scholes, David J Jones, Kenneth P Ghiggino

Journal article  |  2020  |  Journal of the American Chemical Society

Organic photovoltaic (OPV) efficiencies continue to rise, raising their prospects for solar energy conversion. However, researcher..