Postdoctoral Research Associate, Princeton University
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Importance of the donor: fullerene intermolecular arrangement for high-efficiency organic photovoltaics
KR Graham, C Cabanetos, JP Jahnke, MN Idso, A El Labban, ...
Journal of the American Chemical Society 136 (27), 9608-9618, 2014
Characterization of the polymer energy landscape in polymer: fullerene bulk heterojunctions with pure and mixed phases
S Sweetnam, KR Graham, GO Ngongang Ndjawa, T Heumüller, ...
Journal of the American Chemical Society 136 (40), 14078-14088, 2014
Hole‐transporting transistors and circuits based on the transparent inorganic semiconductor copper (I) thiocyanate (CuSCN) processed from solution at room temperature
P Pattanasattayavong, N Yaacobi‐Gross, K Zhao, GON Ndjawa, J Li, ...
Advanced Materials 25 (10), 1504-1509, 2013
Polymer solar cells with efficiency> 10% enabled via a facile solution‐processed Al‐doped ZnO electron transporting layer
LK Jagadamma, M Al‐Senani, A El‐Labban, I Gereige, ...
Advanced Energy Materials 5 (12), 1500204, 2015
Electric field-induced hole transport in copper (I) thiocyanate (CuSCN) thin-films processed from solution at room temperature
P Pattanasattayavong, GON Ndjawa, K Zhao, KW Chou, N Yaacobi-Gross, ...
Chemical Communications 49 (39), 4154-4156, 2013
Efficient inverted bulk-heterojunction solar cells from low-temperature processing of amorphous ZnO buffer layers
LK Jagadamma, M Abdelsamie, A El Labban, E Aresu, GON Ndjawa, ...
Journal of Materials Chemistry A 2 (33), 13321-13331, 2014
Optoelectronic and photovoltaic properties of the air-stable organohalide semiconductor (CH 3 NH 3) 3 Bi 2 I 9
M Abulikemu, S Ould-Chikh, X Miao, E Alarousu, B Murali, GON Ndjawa, ...
Journal of Materials Chemistry A 4 (32), 12504-12515, 2016
Re‐evaluating the Role of Sterics and Electronic Coupling in Determining the Open‐Circuit Voltage of Organic Solar Cells
KR Graham, P Erwin, D Nordlund, K Vandewal, R Li, ...
Advanced materials 25 (42), 6076-6082, 2013
Polymer Main‐Chain Substitution Effects on the Efficiency of Nonfullerene BHJ Solar Cells
Y Firdaus, LP Maffei, F Cruciani, MA Müller, S Liu, S Lopatin, N Wehbe, ...
Advanced Energy Materials 7 (21), 1700834, 2017
The Roles of Structural Order and Intermolecular Interactions in Determining Ionization Energies and Charge‐Transfer State Energies in Organic Semiconductors
KR Graham, GON Ndjawa, SM Conron, R Munir, K Vandewal, JJ Chen, ...
Advanced Energy Materials 6 (22), 2016
Highly efficient polymer solar cells with printed photoactive layer: rational process transfer from spin-coating
K Zhao, H Hu, E Spada, LK Jagadamma, B Yan, M Abdelsamie, Y Yang, ...
Journal of Materials Chemistry A 4 (41), 16036-16046, 2016
Highly efficient organic solar cells based on a robust room-temperature solution-processed copper iodide hole transporter
K Zhao, GON Ndjawa, LK Jagadamma, A El Labban, H Hu, Q Wang, R Li, ...
Nano Energy 16, 458-469, 2015
Impact of molecular orientation and spontaneous interfacial mixing on the performance of organic solar cells
GO Ngongang Ndjawa, KR Graham, R Li, SM Conron, P Erwin, KW Chou, ...
Chemistry of Materials 27 (16), 5597-5604, 2015
Programmable and coherent crystallization of semiconductors
L Yu, MR Niazi, GON Ndjawa, R Li, AR Kirmani, R Munir, AH Balawi, ...
Science advances 3 (3), e1602462, 2017
Open‐Circuit Voltage in Organic Solar Cells: The Impacts of Donor Semicrystallinity and Coexistence of Multiple Interfacial Charge‐Transfer Bands
GON Ndjawa, KR Graham, S Mollinger, DM Wu, D Hanifi, R Prasanna, ...
Advanced Energy Materials 7 (12), 1601995, 2017
Extending the photovoltaic response of perovskite solar cells into the near‐infrared with a narrow‐bandgap organic semiconductor
X Zhao, C Yao, T Liu, JC Hamill Jr, GO Ngongang Ndjawa, G Cheng, ...
Advanced Materials 31 (49), 1904494, 2019
Solution-processable MoOx nanocrystals enable highly efficient reflective and semitransparent polymer solar cells
LK Jagadamma, H Hu, T Kim, GON Ndjawa, AE Mansour, A El Labban, ...
Nano Energy 28, 277-287, 2016
O, Regan, BC; Amassian, A.; Anthopoulos, T. D. Electric field-induced hole transport in copper (I) thiocyanate (CuSCN) thin-films processed from solution at room temperature
P Pattanasattayavong, GON Ndjawa, K Zhao, KW Chou, N Yaacobi-Gross
Chem. Commun 49 (39), 4154-6, 2013
High‐Voltage Photogeneration Exclusively via Aggregation‐Induced Triplet States in a Heavy‐Atom‐Free Nonplanar Organic Semiconductor
NC Davy, M Koch, GO Ngongang Ndjawa, X Lin, GJ Man, YHL Lin, ...
Advanced Energy Materials 9 (48), 1901649, 2019
Charge-transfer state energy determines open-circuit voltage in organic photovoltaics
K Graham, A Amassian, P Erwin, M Thompson, D Nordlund, K Vandewal, ...
SPIE Newsroom 10 (2.1201309), 005006, 2013
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