太田信廣 講座教授

Publication List: (2021 – 2025)
1) S. Rana, I.-H. Tsai, K. Awasthi, S. Narra, S. S. Bhosale, D. Ma, E. W.-G. Diau, N. Ohta*
Morphology-Dependent Charge-Separated Character in the Photoexcited States of the
Photocatalytic Bismuth Oxyiodide Nanocrystals and Nanosheets: Implications for Photodynamic
Therapy
ACS Applied. Nano Materials 8, 4017-4025 (2025). doi: 10.1021/acsanm.4c06892
2) K. Awasthi,* W.-C. Huang, C.-Y. Wei, H.-Y. Hsu, N. Ohta*
Unveiling the Susceptibility of Nanosecond Pulsed Electric Field on Intracellular Function in
Breast Cancerous and Normal Cells Using Fluorescence Imaging
Bisensors & Bioelectronics 272, 117129 (2025). doi: 10.1016/j.bios.2025.117129
3) M. Shellaiah, L.-H. Chuang, K. Awasthi, N. Ohta, K. W. Sun*
Phenethylammonium Bromide for Instantaneous PL “Turn-On” Detection of Pb2+ Ion via Quasi-
2D-Perovskite Intermediate Formation: Demonstration by Real Water Analysis
Inorganic Chemistry Communications 179, 114806 (2025). doi: 10.1016/j.inoche.2025.114806
4) M. Shellaiah, K.-W. Sun, B. Aazaad, K. Awasthi, M.-C. Lin, N. Ohta, W.-T. Li*
A perylene derivative for multi-hazard detection in environmental monitoring: Demonstration via
DFT, cellular imaging, and real-time applications
J. Hazardous Materials Advances 19, 100863 (2025). doi.org/10.1016/j.hazadv.2025.100863
5) M. Shellaiah, H.-C. Chen, K. Awasthi, B. Aazaad, K. W. Sun,* N. Ohta, M.-C. Lin
An AIE active anthracene-based Schiff base probe for “turn-on” detection of Cu2+ ions:
Demonstrations with nanostructural investigations, DFT, cellular imaging, and real water analysis
J. Molecular Structure 1301, 137347, (2024). doi.org/10.1016/j.molstruc.2023.137347
6) S. Narra, Y.-L. Chung, S. Rana, P. Rajamanickam, K. Awasthi, E. W.-G. Diau, N. Ohta*
Surface Roughness Dependent Linear Electric Field Effects on the Exciton Absorption of
Methylammonium Lead Triiodide Perovskite Films
J. Phys. Chem. C 128, 17134-17140 (2024). doi: 10.1021/acs.jpcc.4c04645
7) C.-Y. Yen, S. Rana, K. Awasthi, N. Ohta,* M. Oh-e*
Characterizing the photoluminescence of fluorescein-labeled cellulose in aqueous and alcohol
solutions: influence of the cellulose backbone
Scientific Reports 14, 26223 (2024). doi: 10.1038/s41598-024-72773-6
8) S. Rana, K. Awasthi, E. W.-G. Diau, N. Ohta*,
Interface and Temperature Sensitive Linear Electric Field Effects on Exciton Absorption of
CH3NH3PbI3 Perovskite Film,
J. Phys. Chem. C 127, 24383-24392 (2023). doi.org/10.1021/acs.jpcc.3c05603
9) K. Awasthi,* S.-P. Li, C.-Y. Zhu, H.-Y. Hsu, N. Ohta*,
Fluorescence Microscopic Approach for Detection of Two Different Modes of Cell Death Induced
by Nanosecond Pulsed Electric Field in Breast Cancer Cells,
Sensors and Actuators B: Chemical 378, 133199-1~10 (2023).doi.org/10.1016/j.snb. 2022.133199
10) K. Awasthi,* T.-E. Wu, H.-Y. Hsu, N. Ohta*,
Application of Nanosecond Pulsed Electric Field and Autofluorescence Lifetime Microscopy of
FAD in Lung Cells
J. Phys. Chem. B 127, 5566-5575, (2023). doi.org/10.1021/acs.jpcb.3c01148
11) Aneesha, N. Ohta, M. S. Mehata*
In situ synthesis of WS2 QDs for Sensing of H2O2: Quenching and Recovery of Absorption and
Photoluminescence
Materials Today Communications 34, 105013 (2023). doi.org/10.1016/j.mtcomm.2022.105013
12) M. Shellaiah, N. Thirumalaivasan, B. Aazaad, K.Awasthi, K. W. Sun,* S.-P. Wu, M.-C. Lin,
N. Ohta
An AIEE Active Anthracene-Based Nanoprobe for Zn2+ and Tyrosine Detection Validated by
Bioimaging Studies
Chemosensors 10 381 (2022) doi.org/10.3390/chemosensors10100381
13) K. Awasthi,* F.-L. Chang, T.-E. Wu, H.-Y. Hsu, N. Ohta*,
Modulation of Calcium Signaling by Nanosecond Electric Pulses and Cell Death through
Apoptosis in A549 Lung Cancerous Cells, Sensors and Actuators B: Chemical 369, 132848-1~8
(2022). doi.org/10.1016/j.snb.2022.132348
14) R. Arumugaperumal, D. Y. Alene, M. Shellaish, V. Srinivasadesikan, K. Awasthi,
K. W. Sun, M.-C. Lin, N. Ohta, W.-S. Chung*,
Construction of Anisotropic Nanostructures by Self-assembly of Aggregation-induced Emission
Driven from Tris-branched [2]Rotaxane Based Molecular Zipper
Materials Today Chemistry 24, 100997-1~12 (2022). doi.org/10.1016/j.mtchem.2022.100997
15) M. Shellaiah, K. Awasthi, S. Chandran, B. Aazaad, K. W. Sun,* N. Ohta, S.-P. Wu, M.-C. Lin,
Methylammonium Tin Tribromide Quantum Dots for Heavy Metal Ion Detection and Cellular
Imaging, ACS App. Nano Mater. 5, 2, 2859-2874 (2022). doi: 10.1021/acsanm.2c00028
16) S. Narra, S.-E. Tsai, K. Awasthi, S. Rana, E. W.-G. Diau,* N. Ohta*,
Photoluminescence of P3HT:PCBM Bulk Heterojunction Thin Films and Effect of External
Electric Field, J. Chin. Chem. Soc. 69, 140-151 (2022). (Special issue)
doi: 10.1002/jccs.202100267
17) S. Rana, K. Awasthi, E.W.-G. Diau, N. Ohta*,
Illumination Power-Dependent Electroabsorption of Excitons in a CH3NH3PbI3 Perovskite Film,
J. Phys. Chem. C 125, 27631-27637(2021) doi: 10.1021/acs.jpcc.1c06129
18) M. S. Mehata, M. K. Singh, K. Awasthi, P. Sharma, S. Rana, N. Ohta*,
Temperature-Dependent Electric Field Induced Optical Transitions of 2D-Molybdenum
Disulfide (MoS2) Thin Films: Temperature-Dependent Electroabsorption and Absorption,
J. Phys. Chem. C 125, 48, 26566–26574 (2021). doi: 10.1021/acs.jpcc.1c06706
19) K. Awasthi, F.-L. Chang, H.-Y. Hsu, N. Ohta*,
Cancer Specific Cell Death by Electric Field: A Possible Key Mechanism in Cell-Competition and
Photodynamic Action
Sensors and Actuators B: Chemical 347, 130635-1~10 (2021). doi.org/10.1016/j.snb.2021.130635
20) M. Shellaiah, Y.-T. Chen, N. Thirumalaivasan, B. Aazaad, K. Awasthi, K. W. Sun*,
S.-P. Wu, M.-C. Lin, N. Ohta,
Pyrene-Based AIEE Active Nanoprobe for Zn2+ and Tyrosine Detection Demonstrated by DFT,
Bioimaging, and Organic Thin Film Transistor,
ACS Appl. Mater. Interfaces 13, 28610-28626 (2021). doi: 10.1021/acsami.1c04744