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Journal Publications
2025
Bei Li, Sheng Liao, Jiayu Li, Xi Chen, Xue Zhang, Jianzhang Zhao, Ming-De Li, Bernhard Dick, Gloria Mazzone, Gagik G. Gurzadyan. Excited state dynamics of a Bodipy derivative with a twisted molecular structure: Combined experimental and theoretical studies. J.Chem. Phys. 162 (5), 054309, 2025.
2024
Lezhang Liu, Xi Liu, Ivan Kurganskii, Xi Chen, Gagik G. Gurzadyan, Jianzhang Zhao, Yan Wan, Matvey Fedin. Charge Transfer and Intersystem Crossing in Compact Naphthalenediimide–Phenothiazine Triads: Synthesis and Study of the Photophysical Property with Transient Optical and Electron Paramagnetic Resonance Spectroscopic Methods. J. Phys. Chem. B, 128, 7237-7253, 2024.
Jiafen Lin, Lin Ma, Yilun Zhao, Saran Long, Tianjiao Li, Animesh Ghosh, Andrew C. Grimsdale, Xiaojun Peng, Licheng Sun, Gagik G. Gurzadyan. Intramolecular benzene excimer formation in 13,14-diphenyldibenzo[b,j][4,7]phenanthroline. J. Chem. Phys. 161, 144310, 2024.
Zhengtang Liu, Wenjun Ni, Yin Huang, Gagik Gurzadyan, Xin Chen. Experimental evidence of the Sx state and fluorescence emission from the intramolecular charge transfer states in fucoxanthin. Phys. Chem. Chem. Phys., 26, 29879-29886, 2024.
Muhammad Imran, Ivan Kurganskii, Partha Maity, Fabiao Yu, Jianzhang Zhao,* Gagik G. Gurzadyan*, Bernhard Dick*, Omar F. Mohammed*, Matvey Fedin*. Origin of Intersystem Crossing in Red-Light Absorbing Bodipy Derivatives: Time-Resolved Transient Optical and Electron Paramagnetic Resonance Spectral Studies with Twisted and Planar Compounds. J. Phys. Chem. B, 128, 9859-9872, 2024.
2023
Huaipu Yan, Qian Liao, Yuqing Chen, Gagik G. Gurzadyan, Binghui Lu, Chao Wu, and Lei Shi. Photocatalytic Metal Hydride Hydrogen Atom Transfer Mediated Allene Functionalization by Cobalt and Titanium Dual Catalysis. Angew. Chem. Int. Ed. e202302483, 2023.
Yue Li, Shi-Bo Liu, Wenjun Ni, Gagik G. Gurzadyan, Yongquan Wu, Jun Wang, Gui-Chao Kuang, and Wenmin Jiang
Near-Infrared BODIPY Photosensitizer for Modulating Mitochondrial Fusion Proteins and Inhibiting Choroidal Neovascularization. ACS Appl. Mater. Interfaces 15, 48027−48037, 2023.
2022
Zhiyong Zhang,Wenjun Ni,Lin Ma, Licheng Sun, and Gagik G. Gurzadyan. Enhancement of Singlet Fission Yield by Hindering Excimer Formation in Perylene Film. J. Phys. Chem. C 126, 396-403, 2022.
Yong Zhu, Degao Wang, Wenjun Ni, Gagik G. Gurzadyan, Licheng Sun, Thomas J. Meyer and Fei Li. Water oxidation by a noble metal-free photoanode modified with an organic dye and a molecular cobalt catalyst. J. Mater. Chem. A, 10, 9121-9128, 2022.
Muhammad Imran, Maria Taddei, Andrey A. Sukhanov, Laura Bussotti, Wenjun Ni, Paolo Foggi, Gagik G. Gurzadyan, Jianzhang Zhao, Mariangela Di Donato, Violeta K. Voronkova. Radical-Enhanced Intersystem Crossing in Perylene-Oxoverdazyl Radical Dyads. ChemPhysChem, doi.org/10.1002/cphc.202100912, 2022.
Animesh Ghosh, Tianjiao Li, Wenjun Ni, Tong Wu, Caihong Liang, Maja Budanovic, Samuel A. Morris, Maciej Klein, Richard D. Webster, Gagik G. Gurzadyan, Andrew C. Grimsdale. Synthesis, Optical and Electrochemical Properties of Isomeric Dibenzophenanthroline Derivatives. Asian J. Org. Chem. https://doi.org/10.1002/ajoc.202100670, 2022.
Xiaoyi Jiang, Jindou Huang, Zhenhua Bi, Wenjun Ni, Gagik Gurzadyan, Yongan Zhu, Zhenyi Zhang. Plasmonic Active “Hot Spots”-Confined Photocatalytic CO2 Reduction with High Selectivity for CH4 Production. Adv. Mater. doi.org/10.1002/adma.202109330, 2022.
Bo-Wen Pang, Wenjun Ni, Shi-Bo Liu, Fang-Zhou Li, Qiong Su, Gagik G.Gurzadyan, Gui-Chao Kuang. Broad white light emission from single component BODIPY dyad in polar solvents. Dyes Pigm., 206, 110579, 2022.
Wenjun Ni, Tianjiao Li, Christian Kloc, Licheng Sun, Gagik G. Gurzadyan. Singlet fission, polaron generation and intersystem crossing in hexaphenyl film. Molecules, 27, 5067, 2022.
Yichen Zhou, Wenjun Ni, Lin Ma, Licheng Sun, Jianzhang Zhao, Gagik G. Gurzadyan. Singlet fission from upper excited states of bodipy crystalline film and single crystal. J. Phys. Chem. C, 126, 17212-17222, 2022.
Hainan Shi, Haozhi Wang, Yichen Zhou, Jiahui Li, Panlong Zhai, Xiangyang Li, Gagik G. Gurzadyan, Jungang Hou, Hong Yang, Xinwen Gou. Atomically dispersed Indium-Copper dual-metal active sites promoting C-C coupling for CO2 photoreduction to ethanol. Angew. Chem. Int. Ed. 134, doi.org/10.1002/ange.202208904, 2022.
Yiting Bai, Wenjun Ni, Kewei Sun, Lipeng Chen, Lin Ma, Yang Zhao, Gagik G. Gurzadyan, and Maxim F. Gelin. Plenty of Room on the Top: Pathways and Spectroscopic Signatures of Singlet Fission from Upper Singlet States. J. Phys. Chem. Lett., 13, 11086-11094, 2022.
2021
Tongyu Zhao, Christian Kloc, Wenjun Ni, Licheng Sun, Gagik G. Gurzadyan. Revealing ultrafast relaxation dynamics in six-thiophene thin film and single crystal. J. Photochem. Photobiol, A 404, 112920, 2021.
Noreen Rehmat, Ivan V. Kurganskii, Zafar Mahmood, QingLin Guan, Jianzhang Zhao,* Yong Heng Xing,* Gagik G. Gurzadyan,* and Matvey V. Fedin*. Spin-orbit Charge Transfer Intersystem Crossing (SOCT-ISC) in Anthracene-Perylenebisimide Compact Electron Donor/Acceptor Dyads and Triads and Photochemical Dianion Formation. Chem. Europ. J. 27, 5521 –5535, 2021.
Tong Wu, Wenjun Ni, Gagik G. Gurzadyan and Licheng Sun. Singlet fission from upper excited singlet states and
polaron formation in rubrene film. RSC Adv., 11, 4639, 2021.
Wenjun Ni, Licheng Sun, Gagik G. Gurzadyan. Ultrafast spectroscopy reveals singlet fission, ionization and excimer formation in perylene film. Scientific Reports 11, 5220, 2021.
Yuxin Yan, Andrei A Sukhanov, Manon H E Bousquet, Qinglin Guan, Jianzhang Zhao, Violeta K Voronkova, Daniel Escudero, Antonio Barbon, Yongheng Xing, Gagik G Gurzadyan, Denis Jacquemin. Does Twisted pi-Conjugation Framework Always Induce Efficient Intersystem Crossing? A Case Study with Benzo[b]- and [a]Phenanthrene-Fused BODIPY Derivatives and Identification of a Dark State. J. Phys. Chem. B. 125, 6280-6295, 2021.
Wenbo Yang, Shi Feng, Xue Zhang, Yuchao Wang, Chong Li, Lijing Zhang, Jianzhang Zhao, Gagik G. Gurzadyan, and Shengyang Tao. Bodipy-Containing Porous Microcapsules for Flow Heterogeneous Photocatalysis. ACS Appl. Mater. Interfaces, 13, 38722-38731, 2021.
Animesh Ghosh, Maja Budanovic, Tianjiao Li, Caihong Liang, Maciej Klein, Cesare Soci, Richard D. Webster, Gagik G. Gurzadyan,* and Andrew C. Grimsdale*. Synthesis of 5-Azatetracene and Comparison of Its Optical and Electrochemical Properties with Tetracene. Asian J. Org. Chem. 10, 1-10, 2021.
Tongyu Zhao, Wenjun Ni, Christian Kloc, Licheng Sun, and Gagik G. Gurzadyan. Singlet Fission, Polaron Formation, and Energy Transfer in Indolo[3,2‑b]carbazole Thin Films and Single Crystals. J. Phys. Chem C, 125, 2021.
Fang-Zhou Li, Xing-Yu Li, Wenjun Ni, Zhi-Wei Wu, Changwei Lin,*,Gagik G. Gurzadyan,*, Gui-Chao Kuang.*Aggregation, energy transfer and intramolecular charge transfer in donor-acceptor-donor BODIPY derivative lead to single component white light emission. Dyes Pigm.195, 109736, 2021.
Wenjun Ni, Gagik G. Gurzadyan, Licheng Sun, Maxim F. Gelin. Towards efficient photochemistry from upper excited electronic states: detection of long S2 lifetime of perylene. J. Chem. Phys. 155, 191102, 2021.
Yichen Zhou, Lin Ma, Andrey V. Lunchev, Saran Long, Tong Wu, Wenjun Ni, Andrew C. Grimsdale, Licheng Sun, and Gagik G. Gurzadyan. Switching Pathways of Triplet State Formation by Twisted Intramolecular Charge Transfer. J. Phys. Chem. B 125, 12518−12527, 2021.
Dabin Lin, Wenjun Ni, Gagik G. Gurzadyan, Fangteng Zhang, Weiren Zhao, Lin Ma and Zhaogang Nie. Trap-free exciton dynamics in monolayer WS2 via oleic acid passivation. Nanoscale, DOI: 10.1039/d1nr05590a, 2021.
Wenjun Ni, Yue Wu, Licheng Sun, and Gagik G. Gurzadyan. Rubrene Nanoaggregate-Integrated CH3NH3PbI3Bilayer Film: Roleof Singlet Fission and Photon Upconversion. ACS Appl. NanoMater. https://doi.org/10.1021/acsanm.1c03517, 2021.
2020
Hainan Shi, Jun Du, Jungang Hou, Wenjun Ni, Chunshan Song, Keyan Lia, Gagik G. Gurzadyan, Xinwen Guo, Solar-driven CO2 conversion over Co2+ doped 0D/2D TiO2/g-C3N4 heterostructure: Insights into the role of Co2+ and cocatalyst. J. CO2 Utilization, 38, 16-23, 2020.
Yuang Zhang, Gagik G. Gurzadyan, Rongwen Lu, Shufen Zhang, Xin Jin, Bingtao Tang. Efficient photothermal conversion of Fe2O3–RGO guided from ultrafast quenching effect of photoexcited state. AIChE J., e16975, 2020. https://doi.org/10.1002/aic.16975
Yanming Lei, Kepeng Chen, Geliang Tang, Jianzhang Zhao, Gagik G. Gurzadyan. Bodipy-Phenylethynyl Anthracene Dyad: Spin-Orbit Charge Transfer Intersystem Crossing and Triplet Excited-State Equilibrium, J. Photochem. Photobiol. A 398, 112573, 2020.
Yichen Zhou, Gagik G. Gurzadyan, Wenjun Ni, Maxim F. Gelin, Licheng Sun. Upper excited state photophysics of malachite green in solution and films. J. Phys. Chem. B 124, 4293-4302, 2020.
Wenjun Ni, Gagik G. Gurzadyan, Lin Ma, Peng Hu, Christian Kloc, and Licheng Sun. Ultrafast Tuning of Various Photochemical Pathways in Perylene−TCNQ Charge-Transfer Crystals. J. Phys. Chem. C 124, 13894−13901, 2020.
Qingxuan Fan, Wenjun Ni, Lingcheng Chen, Gagik G. Gurzadyan, Yi Xiao. Singlet relaxation dynamics and long triplet lifetimes of thiophene-coupled perylene diimides dyads: New insights for high efficiency organic solar cells. Chin. Chem. Lett. 31, 2965-2969, 2020.
Yang, W.B., Sukhanov, A.A., Lim, J.H., Li, X.X., Meng, Y.S., Zhao, J.Z., Sun, H.L., Lee, J.Y., Gurzadyan, G.G., Voronkova, V.K. NN Pt(II) Bisacetylide Complexes with Oxoverdazyl Radical Ligands: Preparation, Photophysical Properties, and Magnetic Exchange Interaction between the Two Radical Ligands. Inorg. Chem. 59, 12471-12485, 2020.
Dabin Lin, Lin Ma, Wenjun Ni, Cheng Wang, Fangteng Zhang, Huafeng Dong, Gagik G. Gurzadyan and Zhaogang Nie.
Unveiling hot carrier relaxation and carrier transport mechanisms in quasi-two-dimensional layered perovskites. J. Mater. Chem. A, DOI: 10.1039/D0TA09530C, 2020.
2019
Hainan Shi, Saran Long, Shen Hu, Jungang Hou, Wenjun Ni, Chunshan Song, Keyan Li, Gagik G. Gurzadyan, Xinwen Guo. Interfacial charge transfer in 0D/2D defect-rich heterostructures for efficient solar-driven CO2 reduction. Appl. Catal. B: Environ., 245, 760-769, 2019.
Hainan Shi, Saran Long, Jungang Hou, Lu Ye, Yanwei Sun, Wenjun Ni, Chunshan Song, Keyan Li, Gagik G. Gurzadyan and Xinwen Guo. Defects Promoting Ultrafast Charge Separation in Graphitic Carbon Nitride Enhanced Visible-Light-Driven CO2 Reduction Activity. Chem. Europ J., 0.1002/chem.201805923, 2019.
Li Zhang, Xichuan Yang, Weihan Wang, Gagik G. Gurzadyan, Jiajia Li, Xiaoxin Li, Jincheng An, Ze Yu, Haoxin Wang, Bin Cai, Anders Hagfeldt, Licheng Sun. 13.6% Efficient Organic Dye-Sensitized Solar Cells by Minimizing Energy Losses of the Excited State. ACS Energy Lett. 4, 943-951, 2019.
K. Chen, J. Zhao*, X. Li, G. G. Gurzadyan*. Anthracene-Naphthalenediimide Compact Electron Donor/Acceptor Dyads: Electronic Coupling, Electron Transfer, and Intersystem Crossing. J. Phys. Chem. A, 123, 2503–2516, 2019.
Zhiwei Liu, Fengling Song, Wenbo Shi, Gagik G. Gurzadyan, Huiyi Yin, Bo Song, Ri Liang, and Xiaojun Peng. Nitroreductase-activatable theranostic molecules with high PDT efficiency under mild hypoxia based on a TADF fluorescein derivative. ACS Appl. Mater. Interfaces, 11, 15426-15435, 2019.
Wenjun Ni, Gagik G. Gurzadyan*, Jianzhang Zhao, Yuanyuan Che, Xiaoxin Li, Licheng Sun*. Singlet fission from upper excited electronic states of cofacial perylene dimer. J. Phys. Chem. Lett. 10, 2428-2433, 2019.
Yingjie Zhao,Andrey A. Sukhanov, Ruomeng Duan, Ayhan Elmali, Yuqi Hou, Jianzhang Zhao,* Gagik G. Gurzadyan,* Ahmet Karatay,* Violeta K. Voronkova,* and Chen Li*. Study of the Spin−Orbit Charge Transfer Intersystem Crossing of Perylenemonoimide−Phenothiazine Compact Electron Donor/Acceptor Dyads with Steady-State and Time-Resolved Optical and Magnetic Spectroscopies. J. Phys. Chem. C, 123, 18270−18282, 2019.
Wenbo Yang, Jianzhang Zhao,*, Geliang Tang, Xiaoxin Li, and Gagik G. Gurzadyan*. Direct Observation of Long-Lived Upper Excited Triplet States and Intersystem Crossing in Anthracene-Containing PtII Complexes. J. Phys. Chem. Lett. 10, 7767−7773, 2019.
2018
Xiaoxin Li, Chenghuan Gong, Gagik G. Gurzadyan*, Maxim Gelin, Jinxuan Liu and Licheng Sun*. Ultrafast relaxation dynamics in Zinc Tetraphenylporphyrin Surface-Mounted Metal Organic Framework. J. Phys. Chem. C 122, 50-61, 2018.
Cheng-Qi, Jiao Wen-Jing, Jiang Yin-Shan, Meng Wen Wen, Liang Zhao, Jun-Li Wang, Ji-Xiang Hu, Gagik G Gurzadyan, Chun-Ying Duan, Tao Liu. Manipulation of successive crystalline transformations to control electron transfer and switchable functions. National Science Review, 5, 507–515, 2018.
Yuang Zhang, Gagik G.Gurzadyan, Malik Muhammad, Umair Wentao, Wang Rongwen, Lu Shufen Zhang, Bingtao Tang. Ultrafast and Efficient Photothermal Conversion for Sunlight-driven Thermal-electric System. Chem. Engin. J, 344, 402-409, 2018.
Yingjie Zhao, Xiaoxin Li, Zhijia Wang, Wenbo Yang, Kepeng Chen, Jianzhang Zhao*, and Gagik G. Gurzadyan*. Precise Control of the Electronic Coupling Magnitude between the Electron Donor and Acceptor in Perylenebisimide Derivatives via Conformation Restriction and Its Effect on Photophysical Properties. J. Phys. Chem. C 122, 7, 3756-3772, 2018.
Mang Wang, Jinxuan Liu, Chunmei Guo, Xiaosu Gao, Chenghuan Gong, Yan Wang, Bo Liu, Xiaoxin Li, Gagik G. Gurzadyan and Licheng Sun. Metal–organic frameworks (ZIF-67) as efficient cocatalysts for photocatalytic reduction of CO2: the role of the morphology effect. J. Mater. Chem. A, 6, 4768-4775, 2018.
Maowei Hu, Junyu Shen, Ze Yu, Rong-Zhen Liao, Gagik G. Gurzadyan, Xichuan Yang, Anders Hagfeldt, Mei Wang, Licheng Sun. Efficient and Stable Dye-Sensitized Solar Cells Based on a Tetradentate Copper(II/I) Redox Mediator. ACS Appl. Mater. Interfaces 10, 30409-30416, 2018.
Xiaoxin Li, Gagik G. Gurzadyan*, Maxim F. Gelin, Wolfgang Domcke, Chenghuan Gong, Jinxuan Liu*, and Licheng Sun. Enhanced S2 Fluorescence from a Free-Base Tetraphenylporphyrin Surface-Mounted Metal Organic Framework. J. Phys. Chem. C, 122, 23321−23328, 2018.
2017
Jiajia Li, Xichuan Yang, Ze Yu, Gagik G. Gurzadyan, Ming Cheng, Fuguo Zhang, Jiayan Cong, Weihan Wang, Haoxin Wang, Xiaoxin Li, Lars Kloo, Mei Wang and Licheng Sun. Efficient dye-sensitized solar cells with [copper(6,6′-dimethyl-2,2′-bipyridine)2]2+/1+ redox shuttle. RSC Adv. 7, 4611-4615, 2017.
Daniele Cortecchia, Jun Yin, Annalisa Bruno, Shu-Zee Alencious Lo, Gagik G. Gurzadyan, Subodh Mhaisalkar, Jean-Luc Brédas, Cesare Soci. Polaron Self-localization in White-light Emitting Hybrid Perovskites. J. Mater. Chem. C 5, 2771-2780, 2017.
Xiaoqing Jiang, Ze Yu, Yuchen Zhang, Jianbo Lai, Jiajia Li, Gagik G. Gurzadyan, Xichuan Yang, Licheng Sun. High-Performance Regular Perovskite Solar Cells Employing Low-Cost Poly(ethylenedioxythiophene) as a Hole-Transporting Material. Scientific Reports 7, 42564, 2017.
Ze Yu, Yuchen Zhang, Xiaoqing Jiang, Xiaoxin Li, Jianbo Lai, Maowei Hu, Mohammed Elawad, Gagik G. Gurzadyan, Xichuan Yang and Licheng Sun. High-efficiency perovskite solar cells employing a conjugated donor–acceptor co-polymer as a hole-transporting material. RSC Adv. 7, 27189-27197, 2017.
2016
M. Kumar, S. Vezzoli, Z. Wang, V. Chaudhary, R.V. Ramanujan, G.G. Gurzadyan, A. Bruno, C. Soci. Hot exciton cooling and multiple exciton generation in PbSe quantum dots. Phys. Chem. Chem. Phys. 18, 31107-31114, 2016.
G.G. Gurzadyan. Femtosecond laser spectroscopy and singlet fission. J. Laser Opt. Photonics 3, doi:10.4172/2469-410X.1000e109, 2016. (Editorial)
L. Ma, P.Hu, H. Jiang, C. Kloc, H. Sun, C. Soci, A.V. Voityuk, M.E. Michel-Beyerle, G.G. Gurzadyan. Single photon triggered dianion formation in TCNQ and F4TCNQ crystals. Scientific Reports 6, 28510, 2016
2015
Jun Yin, Manoj Kumar, Qiong Lei, Lin Ma, Sai Santosh Kumar Raavi, Gagik G. Gurzadyan, and Cesare Soci. Small-Size Effects on Electron Transfer in P3HT/InP Quantum Dots. J. Phys. Chem. C, DOI: 10.1021/acs.jpcc.5b09397, 2015.
Anurag Krishna, Dharani Sabba, Jun Yin, Annalisa Bruno, Pablo P Boix, Yang Gao, Herlina A Dewi, Gagik G. Gurzadyan, Cesare Soci, Subodh G Mhaisalkar, Andrew C. Grimsdale. Facile Synthesis of a Furan–Arylamine Hole-Transporting Material for High-Efficiency Mesoscopic Perovskite Solar Cells. Chem. Eur. J., 21, 1–6, 2015.
C. La-o-vorakiat, T. Salim, J. Kadro, M. T. Khuc, R. Haselsberger, L. Cheng, H. Xia, G. G. Gurzadyan, H. Su, Y. M. Lam, R. A. Marcus, M. E. Michel-Beyerle, E. E. M. Chia. Elucidating the role of disorder and free carrier recombination kinetics in CH3NH3PbI3 perovskite films. Nature Communications, 6 (7903), 1 – 7, 2015.
2014
P. Hu, L. Ma, K. J. Tan, H. Jiang, F. Wei, C. Yu, K. P. Goetz, O. D. Jurchescu, L. E. McNeil, G. G. Gurzadyan, and C. Kloc, Solvent-Dependent Stoichiometry in Perylene−7,7,8,8-Tetracyanoquinodimethane Charge Transfer Compound Single Crystals. Cryst. Growth Des. 14, 6376-6382, 2014.
L. Ma, P. Hu, C. Kloc, H. Sun, M.E. Michel-Beyerle, G.G. Gurzadyan. Ultrafast spectroscopic characterization of 7, 7, 8, 8-tetracyanoquinodimethane (TCNQ) and its radical anion (TCNQ-). Chem. Phys. Lett. 609, 11-14 (2014).
Jie Liu , Guangxue Feng , Rongrong Liu , Nikodem Tomczak , Lin Ma , Gagik G. Gurzadyan , and Bin Liu. Bright Quantum-Dot-Sized Single-Chain Conjugated Polyelectrolyte Nanoparticles: Synthesis, Characterization and Application for Specific Extracellular Labeling and Imaging. Small, 10, 3110-3118 (2014).
J. Geng, C. C. Goh, N. Tomczak, J. Liu, R. Liu, L. Ma, L. G. Ng, G. G. Gurzadyan, B. Liu. Micelle/Silica Co-protected Conjugated Polymer Nanoparticles for Two-Photon Excited Brain Vascular Imaging. Chem. Mater. 26, 1874-1880 (2014).
K.V.Poletkin, G.G.Gurzadyan*, J.Shang, V.Kulish*. Thermal properties of thin films studied by ultrafast laser spectroscopy: theory and experiment. Intern. J. Heat and Mass Transfer 77, 17-21 (2014).
J. Geng, Z. Zhu, W. Qin, L. Ma, Y. Hu, G. G. Gurzadyan, B. Z. Tang, and B. Liu. Near infrared fluorescence amplified organic nanoparticles with aggregation-induced emission characteristics for in vivo imaging. Nanoscale 6, 939 (2014).
L. Ma, Ke Jie Tan, Hui Jiang, Christian Kloc, and G. G. Gurzadyan. Excited-state dynamics in an a-perylene single crystal: two-photon- and consecutive two-quantum induced singlet fission. J. Phys. Chem. A 118, 838 (2014).
J. Shang, L. Ma, J. Li, W. Ai, T. Yu, and G. G. Gurzadyan. Femtosecond pump–probe spectroscopy of graphene oxide in water. J. Phys. D: Appl. Phys. 47, 094008 (2014).
2013
J. Geng, K. Li, W. Qin, L. Ma , G. G. Gurzadyan , B. Z. Tang, and B. Liu. Eccentric Loading of Fluorogen with Aggregation-Induced Emission in PLGA Matrix Increases Nanoparticle Fluorescence Quantum Yield for Targeted Cellular Imaging. Small, 9, 2012–2019, 2013.
Lin Ma, Keke Zhang, Christian Kloc, Handong Sun, Cesare Soci, Maria E. Michel-Beyerle, and Gagik G. Gurzadyan. Fluorescence from rubrene single crystals: Interplay of singlet fission and energy trapping. Phys. Rev. B 87, 201203(R), 2013 (Rapid communications).
Lin Ma, Gegham Galstyan, Keke Zhang, Christian Kloc, Handong Sun, Cesare Soci, Maria E. Michel-Beyerle, and Gagik G. Gurzadyan. Two-photon-induced singlet fission in rubrene single crystal. J. Chem. Phys. 138, 184508, 2013.
2012
J. Shang, L. Ma, J. Li, W. Ai, T. Yu and G. G. Gurzadyan. The Origin of Fluorescence from Graphene Oxide. Scientific reports 2 : 792 | DOI: 10.1038/srep00792, 2012.
Jingzhi Shang, Suxia Yan, Chunxiao Cong, Howe-Siang Tan, Ting Yu, and Gagik G. Gurzadyan. Probing near Dirac point electron-phonon interaction in graphene. Optical Materials Express 2, 1713-1722, 2012.
Jing Liang, Kai Li, Gagik G. Gurzadyan, Xianmao Lu, and Bin Liu. Silver Nanocube-Enhanced Far-Red/Near-Infrared Fluorescence of Conjugated Polyelectrolyte for Cellular Imaging. Langmuir 28, 11302−11309, 2012.
Tingchao He , Wei Wei , Lin Ma , Rui Chen , Shixin Wu , Hua Zhang , Yanhui Yang , Jan Ma , Ling Huang,* Gagik G. Gurzadyan,* and Handong Sun.* Mechanism Studies on the Superior Optical Limiting Observed in Graphene Oxide Covalently Functionalized with Upconversion NaYF4 :Yb3+ /Er3+ Nanoparticles. Small, DOI:10.1002/smll.201200249, 2012.
J.Shang, C.Cong, J.Zhang, Q.Xiong, G.G.Gurzadyan,* T.Yu.* Observation of low-wavenumber out-of-plane optical phonon in few layer graphene. J. Raman Spectrosc. DOI 10.1002/jrs.4141, 2012.
Lin Ma, Keke Zhang, Christian Kloc, Handong Sun, Maria E. Michel-Beyerle, Gagik G. Gurzadyan. Singlet fission in rubrene single crystal: direct observation by femtosecond pump-probe spectroscopy. PCCP, 14, 8307-8312, 2012. Highlighted on the back cover of the issue; Has been selected in Virtual Journal of Ultrafast Science.
Y. Shen, R. Chen, G. G. Gurzadyan, J. Xu, H. Sun, Kh. Aik Khor, Z. Dong. Fabrication and spectroscopic characterization of Ce3+ doped Sr2Y8(SiO4)6O2 translucent ceramics. Opt. Mater. 34, 1155-1160, 2012.
J. Shang • T. Yu • G.G. Gurzadyan. Femtosecond energy relaxation in suspended graphene: phonon-assisted spreading of quasiparticle distribution. Appl. Phys. B DOI 10.1007/s00340-011-4853-0, 2012.
K.V. Poletkin • G.G. Gurzadyan • J. Shang • V. Kulish. Ultrafast heat transfer on nanoscale in thin gold films. Appl. Phys. B. DOI 10.1007/s00340-011-4862-z, 2012.
2011
F. Xiao, R. Chen, Y.Q. Shen, B. Liu, G.G. Gurzadyan, Z.L. Dong, Q.Y. Zhang,, H.D. Sun. Infrared emission properties and energy transfer in ZnO–SiO2:Yb3+ composites. J. Alloys and Compounds 509 (2011) 7794– 7797.
Junlong Geng, Jing Liang, Yusong Wang, Gagik G. Gurzadyan, and Bin Liu. Metal-Enhanced Fluorescence of Conjugated Polyelectrolytes with Self-Assembled Silver Nanoparticle Platforms. J. Phys. Chem. B., 115, 3281-3288, 2011.
Jingzhi Shang, Ting Yu, Jianyi Lin and Gagik G. Gurzadyan. Ultrafast Electron-Optical Phonon Scattering and Quasiparticle Lifetime in CVD-Grown Graphene. ACS Nano, nn200419z, Mar 2011.
Zhiqiang Luo, Ting Yu, Jingzhi Shang, Yingying Wang, Sanhua Lim, Lei Liu, Gagik G. Gurzadyan, Zexiang Shen, and Jianyi Lin. Large-Scale Synthesis of Bi-Layer Graphene in Strongly Coupled Stacking Order. Advanced Functional materials, N201002227, Feb 2011.
2010
Rui Chen, Dehui Li, Bo Liu, Zeping Peng, Gagik G. Gurzadyan, Qihua Xiong, and Handong Sun. Optical and Excitonic Properties of Crystalline ZnS Nanowires: Toward Efficient Ultraviolet Emission at Room Temperature. Nano Lett. 10, 4956–4961, 2010.
Jingzhi Shang, Zhiqiang Luo, Chunxiao Cong, Jianyi Lin, Ting Yu, and Gagik G. Gurzadyan. Femtosecond UV-pump/visible-probe measurements of carrier dynamics in stacked graphene films. Appl. Phys. Lett. 97, 163103, 2010. Has been selected for the October 25, 2010 issue of Virtual Journal of Nanoscale Science and Technology. Has been selected for the November 2010 issue of Virtual Journal of Ultrafast Science.
W.F. Yang, R. Chen, B. Liu, G. G. Gurzadyan, L. M. Wong, S. J. Wang, and H. D. Sun. Surface-plasmon enhancement of band gap emission from ZnCdO thin films by gold particles. Appl. Phys. Lett. 97, 061104, 2010.
Rui Chen, Y. Q. Shen, F. Xiao, B. Liu, G. G. Gurzadyan, Z. L. Dong, X. W. Sun, and H. D. Sun. Surface Eu-Treated ZnO Nanowires with Efficient Red Emission. J. Phys. Chem. C v. 114, 18081–18084, 2010.
2008
T. Feilitzsch, J. Tuma, H. Neubauer, L. Verdier, R. Haselsberger, R. Feick, G. Gurzadyan, A A. Voityuk, C. Griesinger, and M. E. Michel-Beyerle Chromophore/DNA Interactions: Femto- to Nanosecond Spectroscopy, NMR Structure, and Electron Transfer Theory. J. Phys. Chem. B, 112 (3), 973-989, 2008.
2006
G.G.Gurzadyan, J. Reynisson, S. Steenken. Photoionization versus photoheterolysis of all-trans-retinol. The effects of solvent and laser radiation intensity. Phys. Chem. Chem. Phys. v. 9, p.288-298, 2006.
M.G Siskos, A.K. Zarkadis, P.S.Gritzapis, O.Brede,R.Hermannb, V.S. Melissas, G.G.Gurzadyan, A.S. Triantafyllou, V. Georgakilas. The photo-Fries rearrangement of 9-trimethylsilyl substituted xanthenes. J. Photochem. Photobiol. A: Chemistry, v. 182, p. 17-27, 2006.
2005
A.K. Zarkadis, V. Georgakilas, G. P. Perdikomatis, A. Trifonov, G. G. Gurzadyan, S. Skoulika, M. G. Siskos. Triplet- vs. Singlet-State Imposed Photochemistry. The Role of Substituent Effects on the Photo-Fries and Photodissociation Reaction of Triphenylmethyl Silanes. Photochem. Photobiol. Sci. v. 4, p. 469-480, 2005.
2003
U. Siemeling, J. Vor der Brёggen, U. Vorfeld, B. Neumann, A. Stammler, H.-G. Stammler, A. Brockhinke, R. Plessow, P. Zanello, F. Laschi, F. Fabrizi de Biani, M. Fontani, S. Steenken, M. Stapper, G. Gurzadyan. Ferrocenyl-Functionalised Terpyridines and Their Transition-Metal Complexes: Syntheses, Structures and Spectroscopic and Electrochemical Properties. Chemistry. Europ. J., v. 9, p. 2819-2833, 2003.
T. Gustavsson, L. Cassara, S. Marguet, G.Gurzadyan, P. van der Meulen, S. Pommeret, J.-C. Mialocq. Rotational diffusion of the 7-diethylamino-4-methylcoumarin C1 dye molecule in polar protic and aprotic solvents. Photochem. Photobiol. Sciences, v. 2, p. 329-341, 2003.
2002
G.G. Gurzadyan. Excited singlet state and photoionization of 8-methoxypsoralen. Picosecond transient absorption study. Photochem. Photobiol. Sciences, v. 1, p. 757-762, 2002.
G.G. Gurzadyan, H. Görner. Picosecond transient absorption spectroscopy of trans-1-(9-anthryl)-2-(4-R-phenyl)ethylenes with electron donating and accepting substituents. Chem. Phys. Lett. v. 359, p. 146-152, 2002.
G.G. Gurzadyan, S. Steenken Photoionization of ß-Carotene via Electron Transfer from Excited States to Chlorinated Hydrocarbon Solvents. A Picosecond Transient Absorption Study. Phys. Chem. Chem. Phys, v. 4, p. 2983-2988, 2002.
G.G. Gurzadyan, T.-H. Tran-Thi, T. Gustavsson. Molecular Spectroscopy of Upper Excited Electronic States of Porphyrins, in: "The modern problems of cellular and molecular biophysics", S. N. Ayrapetyan, A.C.T. North, (Editors), ISBN 99930-51-38-1, pp. 203-208, 2001.
2001
G.G.Gurzadyan, S. Steenken. Solvent-dependent C-OH homolysis and heterolysis in electronically excited 9-fluorenol: the life and solvation time of the 9-fluorenyl cation in water. Chemistry. Europ. J. vol. 7, p. 1808-1815, 2001.
2000
G.G. Gurzadyan, H. Görner. Picosecond transient absorption spectroscopy of trans-4-R-4'-nitrostilbenes with R: OMe, NH2 and NMe2. Chem. Phys. Lett. v. 319, p. 164-172, 2000.
G.G. Gurzadyan, T.-H.Tran-Thi, T.Gustavsson. Direct measurement of S2 → S0 fluorescence lifetimes and anisotropy of tetraphenylporphyrins. In: New trends in atomic and molecular spectroscopy, G.G. Gurzadyan, A.V.Karmenyan (Editors), Proceedings of SPIE, vol. 4060, pp.96-105, 2000.
1998
S.Oelckers, G.G.Gurzadyan, B.Roeder. The use of infrared up-conversion for the detection of 1.3 μm luminescence. Infrared Physics and Technology, v. 39, p.425-431, 1998.
T.Gustavsson, L.Cassara, V.Gulbinas, G.Gurzadyan, J.-C.Mialocq, S.Pommeret, M.Sorgius, P.Van der Meulen. Femtosecond spectroscopic study of relaxation processes of three 7-aminocoumarins in MeOH and DMSO. J. Phys .Chem. A, v. 102, p. 4229-4245, 1998.
38. G.G. Gurzadyan, T.-H.Tran-Thi, T.Gustavsson. Time-resolved fluorescence spectroscopy of high-lying electronic states of Zn-tetraphenylporphyrin. J. Chem. Phys. v.108, p.385-388, 1998.
1996
G.G. Gurzadyan. Laser photoionization of DNA. Dr. Sci. Thesis, Yerevan, 1996.
G.G. Gurzadyan, D.Schulte-Frohlinde. Breaks in plasmid DNA strand induced by laser radiation at a wavelength of 193 nm. Biofizika (Biophysics), v. 41, p. 1033-1037, 1996.
G.G. Gurzadyan, H.Gorner. Depopulation of highly excited singlet states of DNA model compounds: quantum yields of 193 and 254 nm photoproducts of pyrimidine monomers and dinucleoside monophosphates. Photochem. Photobiol. v. 63, p. 143-153, 1996.
1995
G.G.Gurzadyan, H.Gorner and D.Schulte-Frohlinde. Ultraviolet (193, 216 and 254 nm) photoinactivation of E.coli strains with different repair deficiencies. Radiat. Research, v. 141, p.244-251,1995.
1994
H. Gorner and G.G.Gurzadyan. Photochemie der DNA: Produktverteilung und Quantenausbeuten. J. Inform. Record. Mater. v.21, p.439-440, 1994.
32. G.G.Gurzadyan, H.Gorner. Damage to uracil- and adenine-containing bases, nucleosides, nucleotides and polynucleotides: quantum yields on irradiation at 193 and 254 nm. Photochem. Photobiol. v.60, p.323-332, 1994.
1993
G.G. Gurzadyan and D. Schulte-Frohlinde. Are enzymaticaly produced single-strand breaks involved in UV-induced inactivation of plasmid DNA? J. Photochem. Photobiol. B: Biology, 1993, v.22, p.131-138, 1994.
G.G.Gurzadyan, H.Gorner and D.Schulte-Frohlinde. Photolesions and biological inactivation of plasmid DNA on 254 nm irradiation and comparison with 193 nm laser irradiation. Photochem. Photobiol. v.58, p. 311-319, 1993.
G.G.Gurzadyan and H.Gorner. Photolesions in DNA upon 193 nm excitation. Photochem. Photobiol. v. 58, p. 71 - 80, 1993.
28. H. Gorner and G.G.Gurzadyan. Photolysis of polycytidylic acid on 193 nm laser excitation. J. Photochem. Photobiol. A: Chemistry, v. 71, p.155-160, 1993.
1992
G.G.Gurzadyan and H.Gorner. Base release from DNA and polynucleotides upon 193 nm laser excitation. Photochem. Photobiol., v.56, p.371-378, 1992.
G.G.Gurzadyan, R.K.Ispiryan. Two-photon absorption in KDP, KB5 and quartz crystals at 270 and 216 nm. Int. J. Nonlinear Optical Physics, v.1, N 3, p. 533-540, 1992.
1991
G.G.Gurzadyan, R.K.Ispiryan. Efficiency of laser photolysis of nucleic acids at 216 nm. Proceed. of Internat. Conference on Laser in the Life Sciences, Guangzhou, China, 1991.
G.G.Gurzadyan, R.K.Ispiryan, K.Sh.Voskanyan. Two-quantum photoprocesses in DNA at picosecond laser UV 216 and 270 nm irradiation. J. Photochem. Photobiol. B: Biology, v.11, p.269-275, 1991.
G.G.Gurzadyan, A. Oganesyan, A.O.Petrosyan, R.O.Sharkhatunyan. Growth and analysis of nonlinear properties of b-BaB2O4 monocrystals. Zhurnal Tekhnicheskoi Fiziki (J. Technical Physics), v.61, p.152-154, 1991.
G.G.Gurzadyan, R.K.Ispiryan. Two-photon absorption peculiarities in potassium dihydrogen phosphate crystal at 216 nm. Appl. Phys. Lett., v.59, p.630-631, 1991.
G.G.Gurzadyan, R.K.Ispiryan. Nonlinear defocusing of laser radiation in nonlinear absorbing medium. J. Modern Optics, v. 38, p.1265-1269, 1991.
1979-1990
G.G.Gurzadyan, R.K.Ispiryan. Nonlinear defocusing of a laser beam due to nonlinear absorption of radiation. Optics and Spectroscopy, v.68, p.790-792, 1990.
A.G.Arutyunyan, G.G.Gurzadyan, R.K.Ispiryan. Generation of fifth harmonic 216 nm of picosecond aluminate laser. Kvantovaya Elektronika, v.16, p.2493-2495, 1989 (Sov. J. Quant. Electron., v.19, N 12, 1989).
G.G.Gurzadyan, K.Sh.Voskanyan. Physical aspects of laser medicine. Gituthyun yev tekhnika (in Armenian) (Science and Techniques), N 11, 1988.
G.G.Gurzadyan. Laser applications in biology. Gituthyun yev tekhnika (in Armenian) (Science and Techniques), N 4, 1988.
G.G.Gurzadyan, R.N.Gyuzalian, I.S.Zakharkin. The measurement of picosecond pulse chirp of the phosphate-glass:Nd laser by the nonlinear dynamic spectroscopy method. Kvantovaya Elektronika, v.14, p.1660-1663, 1987 (Sov. J. Quant. Electron., v.17, 1056-1058, 1987).
D.N.Nikogosyan, G.G.Gurzadyan. Crystals for nonlinear optics (review). Kvantovaya Elektronika, v.14, p.1529-1541, 1987 (Sov. J. Quant. Electron., v.17, p.970-977, 1987).
R.E.Avalyan, G.G.Gurzadyan, R.N.Gyuzalian. Investigation of the temporal distribution of picosecond continuum by the "sum-frequency beam" technique. Proceed. IV Internat. Symp. "Ultrafast Phenomena in Spectroscopy" (GDR, 1985), Moscow, p.127-130, 1987.
D.N.Nikogosyan, G.G.Gurzadyan. New formulas for the calculation of phase-matching angles. Kvantovaya Elektronika, v.13, p.2519-2520, 1986 (Sov. J. Quant. Electron., v.16, p.1663-1664, 1986).
G.B.Zavilgelsky, G.G.Gurzadyan, D.N.Nikogosyan. Laser-induced interstrand covalent crosslinks in DNA. Biophysics, v.30, p.618-620, 1985.
G.B.Zavilgelsky, G.G.Gurzadyan, D.N.Nikogosyan. Pyrimidine dimers, single-strand breaks and crosslinks induced in DNA by powerful laser UV radiation. Photobiochem. Photobiophys., v.8, p.175-187, 1984.
G.G.Gurzadyan, D.N.Nikogosyan. Two-step excitation of bases in the biopolymers DNA and RNA. Doklady AN SSSR (Russian), v.276, p.628-631, 1984 (Dokl. Phys-Chem, v.276, p.435-437, 1984).
D.N.Nikogosyan, G.G.Gurzadyan. Two-quantum photoprocesses in DNA and RNA biopolimers under powerful picosecond laser UV irradiation. Laser Chemistry, v.4, p.297-303, 1984.
G.G.Gurzadyan. Nonlinear photoprocesses in nucleic acids at high-power laser UV irradiation. Ph. D. Thesis, Moscow, 149 p., 1983.
D.N.Nikogosyan, G.G.Gurzadyan, G.B.Zavilgelsky. Decrease the quantum yield of pyrimidine dimers in poly-dT under high-power picosecond laser UV irradiation. Doklady AN SSSR (Russian), v.269, p.485-488, 1983.
G.G.Gurzadyan, D.N.Nikogosyan, T.S.Balmukhanov, G.B.Zavilgelsky. The study of formation of single-strand breaks in the DNA chain under picosecond laser UV irradiation. Photobiochem. Photobiophys., v.4, p.87-93, 1982.
G.G.Gurzadyan, D.N.Nikogosyan, A.A.Belogurov. Photochemical stability of aromatic amino acids on picosecond laser ultraviolet irradiation. Biophysics, v.26, p.1013-1016, 1981.
G.G.Gurzadyan, D.N.Nikogosyan, P.G.Kryukov, V.S.Letokhov, T.S.Balmukhanov, A.A.Belogurov, G.B.Zavilgelskii. Mechanism of the inactivating effect of laser ultraviolet radiation on viruses and bacterial plasmids. Biophysics, v.26, p.668-673, 1981.
G.G.Gurzadyan, D.N.Nikogosyan, P.G.Kryukov, V.S.Letokhov, T.S.Balmukhanov, A.A.Belogurov, G.B.Zavilgelsky. Mechanism of high-power picosecond laser UV inactivation of viruses and bacterial plasmids. Photochem. Photobiol., v.33, p.835-838, 1981.
D.A.Angelov, G.G.Gurzadyan, P.G.Kryukov, V.S.Letokhov, D.N.Nikogosyan, A.A.Oraevsky. High-power UV ultrashort laser action on DNA and its components. Picosecond Phenomena II, Springer-Verlag, Berlin, Heidelberg, p.336-339, 1980.
D.A.Angelov, G.G.Gurzadyan, D.N.Nikogosyan. Generation of high-power picosecond pulses of 218-316 nm wavelengths. Kvantovaya Elektronika, v.6, p.2267-2269, 1979 (Sov. J. Quant. Electron., v.9, p.1334-1335, 1979).
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