Ken Ghiggino

Medium effects on the fluorescence of Imide-substituted naphthalene diimides

R Pervin, A Manian, Z Chen, AJ Christofferson, TC Owyong, SJ Bradley, JM White, KP Ghiggino, SP Russo, WWH Wong

Journal article  |  2023  |  Journal of Photochemistry and Photobiology A: Chemistry

Naphthalene diimides (NDIs) are a common class of chromophores used in photon harvesting applications due to their functional mall..

Spontaneous Formation of a Ligand-Based 2D Capping Layer on the Surface of Quasi-2D Perovskite Films

Fei Zheng, Thomas Raeber, Sergey Rubanov, Calvin Lee, Aaron Seeber, Christopher Hall, Trevor A Smith, Mei Gao, Dechan Angmo, Kenneth P Ghiggino

Journal article  |  2022  |  ACS APPLIED MATERIALS & INTERFACES

Two-dimensional (2D) Ruddlesden-Popper phase perovskites (RPPs) are attracting growing attention for photovoltaic applications due..

A critical analysis of luminescent solar concentrator terminology and efficiency results

T Warner, KP Ghiggino, G Rosengarten

Journal article  |  2022  |  Solar Energy

Recent efforts to synchronise laboratory protocols for measuring luminescent solar concentrator (LSC) efficiencies, and to use con..

Brownian Tree‐Shaped Dendrites in Quasi‐2D Perovskite Films and Their Impact on Photovoltaic Performance (Adv. Mater. Interfaces 13/2022)

Fei Zheng, Dechan Angmo, Christopher R Hall, Sergey Rubanov, Fangfang Yuan, Jamie S Laird, Mei Gao, Trevor A Smith, Kenneth P Ghiggino

Journal article  |  2022  |  Advanced Materials Interfaces

Brownian Tree-Shaped Dendrites in Quasi-2D Perovskite Films and Their Impact on Photovoltaic Performance

Fei Zheng, Dechan Angmo, Christopher R Hall, Sergey Rubanov, Fangfang Yuan, Jamie S Laird, Mei Gao, Trevor A Smith, Kenneth P Ghiggino

Journal article  |  2022  |  ADVANCED MATERIALS INTERFACES

Quasi-2D Ruddlesden–Popper perovskites (RPPs) are candidates for constructing perovskite solar cells (PSCs) with superior stabilit..

Millimeter-Sized Clusters of Triple Cation Perovskite Enables Highly Efficient and Reproducible Roll-to-Roll Fabricated Inverted Perovskite Solar Cells

Mostafa Othman, Fei Zheng, Aaron Seeber, Anthony SR Chesman, Andrew D Scully, Kenneth P Ghiggino, Mei Gao, Joanne Etheridge, Dechan Angmo

Journal article  |  2021  |  ADVANCED FUNCTIONAL MATERIALS

The high-power conversion efficiencies (PCEs) of perovskite solar cells (PSCs) on lab-scale devices trigger the need to develop sc..

Photophysics and spectroscopy of 1,2-Benzazulene

Stephen Awuku, Siobhan J Bradley, Kenneth P Ghiggino, Ronald P Steer, Amy L Stevens, Jonathan M White, Colleen Yeow

Journal article  |  2021  |  CHEMICAL PHYSICS LETTERS

The electronic spectroscopy and photophysics of 1,2-benzazulene (BzAz) have been examined in solution and in thin solid films, wit..

Limitations of conjugated polymers as emitters in triplet-triplet annihilation upconversion

Riley O'shea, Can Gao, Siobhan Bradley, Tze Cin Owyong, Na Wu, Jonathan M White, Kenneth P Ghiggino, Wallace WH Wong

Journal article  |  2021  |  MATERIALS ADVANCES

A series of poly(phenylene-vinylene)s (PPV) was synthesized with two monomer building blocks containing methoxy and 2-ethylhexylox..

Revealing the influence of steric bulk on the triplet-triplet annihilation upconversion performance of conjugated polymers

Riley O'shea, William J Kendrick, Can Gao, Tze Cin Owyong, Jonathan M White, Kenneth P Ghiggino, Wallace WH Wong

Journal article  |  2021  |  SCIENTIFIC REPORTS

A series of poly(phenylene-vinylene)-based copolymers are synthesized using the Gilch method incorporating monomers with stericall..

High fluorescence efficiency of intrinsic ligand-free zero-dimensional Cs4PbBr6 particles and microcrystals

Wei-Long Xu, Jonathan M White, Kenneth P Ghiggino, Trevor A Smith

Journal article  |  2021  |  JOURNAL OF MATERIALS CHEMISTRY C

Ligand-free Cs4PbBr6particles of sub-micron dimensions were fabricated by a simple tip-sonication method showing 85.1% photolumine..