Gregory J. Wilson

ORCID: 0000-0003-2575-5488
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About
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Research Areas
  • Perovskite Materials and Applications
  • Conducting polymers and applications
  • TiO2 Photocatalysis and Solar Cells
  • Quantum Dots Synthesis And Properties
  • Chalcogenide Semiconductor Thin Films
  • Microbial bioremediation and biosurfactants
  • Advanced Photocatalysis Techniques
  • Solid-state spectroscopy and crystallography
  • Toxic Organic Pollutants Impact
  • Electrochemical Analysis and Applications
  • Supercapacitor Materials and Fabrication
  • Photovoltaic System Optimization Techniques
  • Silicon and Solar Cell Technologies
  • Porphyrin and Phthalocyanine Chemistry
  • Cardiomyopathy and Myosin Studies
  • Environmental remediation with nanomaterials
  • Transition Metal Oxide Nanomaterials
  • Wastewater Treatment and Nitrogen Removal
  • Muscle Physiology and Disorders
  • Organic Electronics and Photovoltaics
  • Solar Thermal and Photovoltaic Systems
  • Oil Spill Detection and Mitigation
  • Advanced battery technologies research
  • Polyoxometalates: Synthesis and Applications
  • X-ray Diffraction in Crystallography

Commonwealth Scientific and Industrial Research Organisation
2014-2023

University of Newcastle Australia
2020-2023

Energy Technology Centre
2016-2019

Environmental Protection Agency
1999-2017

IP Australia
2017

Office of Environmental Management
2017

University of Birmingham
2013

NIHR Birmingham Liver Biomedical Research Unit
2013

Applied Materials (Germany)
2012

Queensland University of Technology
2002-2010

Abstract There has been considerable progress over the last decade in development of perovskite solar cells (PSCs), with reported performances now surpassing 25.2% power conversion efficiency. Both long‐term stability and component costs PSCs remain to be addressed by research community, using hole transporting materials (HTMs) such as 2,2′,7,7′‐tetrakis( N , ′‐di‐pmethoxyphenylamino)‐9,9′‐spirbiuorene(Spiro‐OMeTAD) poly[bis(4‐phenyl)(2,4,6‐trimethylphenyl)amine] (PTAA). HTMs are essential...

10.1002/aenm.201903326 article EN Advanced Energy Materials 2020-01-29

Abstract In the past decade, perovskite solar cell (PSC) has attracted tremendous attention thanks to substantial efforts in improving power conversion efficiency from 3.8% 25.5% for single‐junction devices and even perovskite‐silicon tandems have reached 29.15%. This is a result of improvement composition, solvent, interface, dimensionality engineering. Furthermore, long‐term stability PSCs also been significantly improved. Such rapid developments made competitive candidate next‐generation...

10.1002/adfm.202008300 article EN Advanced Functional Materials 2020-12-06

The effect of microwave modification colloidal TiO2 suspensions under extended periods treatment is presented. nanoparticulate compared and contrasted to similar convection hydrothermally treated a commercial titania product, namely Degussa P25. Microwave-treated samples were analyzed by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission (TEM), Raman spectroscopy determine their physicochemical characteristics. Comparative surface area analyses performed N2 adsorption...

10.1021/la052716j article EN Langmuir 2006-01-26

19% perovskite solar cells with enhanced electronic properties of MAPbI<sub>3</sub>film through employing 2.5% PbCl<sub>2</sub>additive in the precursor.

10.1039/c6ta11139d article EN cc-by Journal of Materials Chemistry A 2017-01-01

Abstract Current–voltage hysteresis of perovskite solar cells (PSCs) has raised the concern accurate performance measurement in practice. Although various theories have been proposed to elucidate this phenomenon, origin is still an open question. Herein, use guanidinium cation (Gu + )‐dopant demonstrated tailor crystal structure mixed‐cation formamidinium‐cesium lead triiodide (FA 0.83 Cs 0.17 PbI 3 ) perovskite, resulting improved energy conversion efficiency and tunable current–voltage...

10.1002/adfm.201806479 article EN publisher-specific-oa Advanced Functional Materials 2018-11-14

Device instability has become an obstacle for the industrial application of organic-inorganic metal halide perovskite solar cells that already demonstrated over 23% laboratory power conversion efficiency (PCE). It been discovered sliding A-site cations in compound through and out three-dimensional [PbI6]4- crystal frame is one main reasons are responsible decomposition compound. Herein, we report effective method to enhance stability FA0.79MA0.16Cs0.05PbI2.5Br0.5 film incorporation...

10.1021/acsami.9b06305 article EN ACS Applied Materials & Interfaces 2019-05-28

Organic–inorganic hybrid lead halide perovskite solar cells have demonstrated competitive power conversion efficiency over 22%; nevertheless, critical issues such as unsatisfactory device stability, serious current–voltage hysteresis, and formation of photo nonactive phases are obstacles for commercialization this photovoltaics technology. Herein we report a facial yet effective method to hinder photoinactive δ-FAPbI3 hysteresis behavior in planar heterojunction based on...

10.1021/acs.jpclett.8b00830 article EN The Journal of Physical Chemistry Letters 2018-04-11

In printable mesoscopic perovskite solar cells (PSCs), carbon electrodes play a significant role in charge extraction and transport, influencing the overall device performance. The work function electrical conductivity of mainly affect open-circuit voltage (VOC) series resistance (Rs) device. this paper, we propose hybrid electrode based on high-temperature mesoporous (m-C) layer low-temperature highly conductive (c-C) layer. m-C has high large surface area is responsible for extraction. c-C...

10.1021/acs.jpcc.8b02163 article EN The Journal of Physical Chemistry C 2018-07-02

Overview and strategies for assessing chemical function, properties application of naphthalene diimide (NDI) as an effective electron transport layer (ETL) in perovskite solar cells (PSCs).

10.1039/d1ta08424k article EN cc-by Journal of Materials Chemistry A 2021-01-01

This review details the design considerations for bottom silicon cell in perovskite/silicon tandems. The highlights shift mindset required when transitioning to mass production of tandem solar cells.

10.1039/d3ee00952a article EN cc-by Energy & Environmental Science 2023-01-01

Titanium dioxide nanocrystals are an important commercial product used primarily in white pigments and abrasives, however, more recently the anatase form of TiO2 has become a major component electrochemical photoelectrochemical devices. An property titanium for electrical applications is degree crystallinity. Numerous preparation methods exist production highly crystalline particles. The majority these processes require long reaction times, high pressures temperatures (450–1400 °C)....

10.1039/b200053a article EN Journal of Materials Chemistry 2002-04-11

1. Single fast‐twitch fibres from the extensor digitorum longus muscle of rat, Rattus norvegicus, and single twitch iliofibularis cane toad, Bufo marinus, were mechanically skinned then used to measure maximally Ca2+‐activated [( Ca2+] greater than 0.03 mmol l‐1) isometric force production, myofibrillar MgATPase activity fibre stiffness at different sarcomere lengths. MgATP hydrolysis was linked by an enzyme cascade oxidation NADH (nicotinamide adenine dinucleotide, reduced form) monitored a...

10.1113/jphysiol.1989.sp017537 article EN The Journal of Physiology 1989-03-01

Abstract Through the interpretation of porosity and intrusion data, correlation to electrochemical response, this study has confirmed that are not only carbon blacks (CBs) very effective in improving electrical connectivity a electrode coating, but they also significantly modify coating thereby influence ionic diffusion. CBs more conductive fillers than graphites EDLC electrodes. The highly branched structure allows multiple contact points results lower electronic resistance. can decrease...

10.1002/fuce.201000027 article EN Fuel Cells 2010-07-23

Abstract Nanostructured tin (IV) oxide (SnO 2 ) is emerging as an ideal inorganic electron transport layer in n–i–p perovskite devices, due to superior electronic and low‐temperature processing properties. However, significant differences current–voltage performance hysteresis phenomena arise a result of the chosen fabrication technique. This indicates enormous scope optimize (ETL), however, date understanding origin these lacking. Reported here first comparison two common SnO ETLs with...

10.1002/smll.201901466 article EN Small 2019-05-27

The absorber layers in perovskite solar cells possess a high concentration of mobile ion vacancies. These vacancies undertake thermally activated hops between neighboring lattice sites. vacancy N0 is much higher and the activation energy EA for lower than seen most other semiconductors due to inherent softness materials. timescale at which internal electric field changes motion determined by diffusion coefficient Dv similar on external bias significant fraction open-circuit voltage typical...

10.1063/5.0021849 article EN Journal of Applied Physics 2020-11-09
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