Zobrazeno 1 - 10
of 11
pro vyhledávání: '"David Mohamad"'
Publikováno v:
Journal of Parasite Science (JoPS); Vol. 5 No. 1 (2021): Journal of Parasite Science; 25-30
Indonesia is one of the largest tropical countries in the world and various diseases can arise in the tropics which are caused by animals as vectors. An example of a vector that can carry diseases is a mosquito. Mosquitoes are insects that live side
Efficient perovskite photovoltaic devices using chemically doped PCDTBT as a hole-transport material
Autor:
Vikas Kumar, Andrew J. Parnell, James E. Bishop, Cornelia Rodenburg, David Mohamad, Joel A. Smith, Michael Wong-Stringer, David G. Lidzey
Publikováno v:
Journal of Materials Chemistry A. 5:15714-15723
It is shown that by chemically doping the carbazole-based conjugated polymer PCDTBT using the molecular materials TBP, LiTFSI and FK209, its conductivity can be increased by a factor of 105 times. Such doped PCDTBT films are used as a hole transport
Autor:
David G. Lidzey, M. Reinhardt, David Mohamad, Benjamin G. Freestone, Robert C. Masters, Cornelia Rodenburg, Sarah L. Canning
Publikováno v:
Journal of Materials Chemistry C. 5:2352-2359
The addition of hydrogen iodide to organometal halide perovskite precursor solution at 1% by volume leads to a significant enhancement in average power conversion efficiency (PCE) in inverted solar cell devices, increasing from 7.7% to 11.9% and 6.1%
Publikováno v:
Advanced Materials. 27:7236-7240
Efficient intermonomer thermally activated delayed fluorescence is demonstrated for the first time, opening a new route to achieving high-efficiency solution processable polymer light-emitting device materials. External quantum efficiency (EQE) of up
Autor:
David Mohamad, S. R. Parnell, Chao Yan, Weihua Tang, L Reynolds, Maximilian W. A. Skoda, Tao Wang, Andrew J. Parnell, Richard A. L. Jones, David J. Jones, Ashley J. Cadby, Saif A. Haque, Simon King, Andrew B. Holmes
Publikováno v:
ResearcherID
We present a study of the optical, structural and device properties of a polyfluorene (PFM)-based (PFM-F8BT- PFM) donor-acceptor triblock copolymer for use in an organic solar cell. Neutron reflectivity is employed to probe the vertical composition p
Publikováno v:
Solar Energy Materials and Solar Cells. 95:1723-1730
We present an investigation into the electronic, photophysical and photovoltaic properties of a π-conjugated “double-cable” polymer based on regioregular head to tail poly(3-functionalized thiophene) with pendant anthraquinone acceptor groups (
Publikováno v:
J. Mater. Chem.. 21:851-862
The preparation and chemical analysis of a ‘double-cable’ conjugated polymer comprising a backbone of alternating 2,7-linked carbazole repeat units with covalently attached perylene diimide (PDI) substituents and dithienyl repeat units is present
Publikováno v:
Macromolecular Rapid Communications. 29:1804-1809
A series of donor/acceptor carbazole copolymers comprising alternating 6,7-diphenyl-4,9-bis-(thiophen-2-yl)-[1,2,5]thiadiazolo[3,4-g]quinoxaline and 3,6-dimethyl-9-alkyl-9H-carbazole repeat units (P1), or 3,6-dimethyl-9-triarylamino-9H-carbazole repe
Autor:
Elena Hojas Garcia, Jeremy Burroughes, Martin J. Humphries, Ilesh Bidd, Thomas Kugler, Simon Foxon, Natasha Conway, Colin Baker, Robert Archer, Simon King, Richard Wilson, David Mohamad
Publikováno v:
SID Symposium Digest of Technical Papers. 43:1535-1537
Through understanding of the device and photo-physics we have developed a fluorescent and phosphorescent hybrid materials set and device architecture for stable white Polymer OLED (P-OLED) lighting devices yielding 25 lm/W efficiency. We show that th
Publikováno v:
Advanced Energy Materials. 6:1600994
Spray-coating is a versatile coating technique that can be used to deposit functional films over large areas at speed. Here, spray-coating is used to fabricate inverted perovskite solar cell devices in which all of the solution-processible layers (PE