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1-Amina A. Abozeed, Ahmed F. Al-Hossainy, Osamu Tsutsumi, Osama Younis, Experimental and theoretical optical characterization of a relatively simple organic molecule incorporating biphenyl, methacrylate, trimethylsilyl acetylene, and liquid crystal, Optical Materials, ELSEVIER , 151, 115324, https://doi.org/10.1016/j.optmat.2024.115324, April, 2024
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2-Abdelreheem A. Saddik, Ahmed A. K. Mohammed, Satish K. Talloj, Adel M. Kamal El-Dean, Osama Younis, Solvatochromism of new tetraphenylethene luminogens: integration of aggregation-induced emission and conjugation-induced rigidity for emitting strongly in both solid and solution state, RSC Advances, RSC, 14, 6072, https://doi.org/10.1039/D4RA00719K, February, 2024
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3-Amina A. Abozeed, Hussain Sami, Ahmed F. Al-Hossainy, Osamu Tsutsumi, Osama Younis, Exploring the multi-state photoluminescence of a thermally stable and liquid crystalline organic molecule, Journal of Luminescence, Elsevier, 269, 120523, https://doi.org/10.1016/j.jlumin.2024.120523, February, 2024
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4-Amina Abozeed, Mahmoud Tolba, Mostafa Sayed, Ahmed F Al-Hossainy, Osama Younis, TD-DFT calculations and optical properties of a luminescent thiazolopyrimidine compound with different emission colors and uncommon blue shift upon aggregation, Journal of Applied Physics , AIP “American Institute of Physics”, 133, 033101, https://doi.org/10.1063/5.0128280, January, 2023
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5-N. Almutlaq, Mahmoud M. Elshanawany, Mostafa Sayed, Osama Younis*, Mostafa Ahmed, Josef Wachtveitl, Markus Braun, Mahmoud S. Tolba, Ahmed F. Al-Hossainy, Amina A. Abozeed, Synthesis, Structural, TD-DFT, and Optical Characteristics of Indole Derivative, Current Applied Physics, Elsevier, 45, 86-98, https://doi.org/10.1016/j.cap.2022.11.004, 2023
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6-Youness El Bakri, Atazaz Ahsin, Shaaban K. Mohamed, Etify A. Bakhite, Osama Younis, Safiyyah A.H. Al-Waleedy, Islam S. Marae, Joel T. Mague, Synthesis, single crystal structure, NBO investigations, and Hirshfeld topology analysis of new ethyl-5,8-dimethyl-6-phenyl-(1H-pyrrol-1-yl)-6,7-dihydrothieno[2,3-c]isoquinoline-2-carboxylate, Journal of Molecular Structure, Elsevier, 192, 136168, https://doi.org/10.1016/j.molstruc.2023.136168, 2023
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7-Youness El Bakri, Basharat Ahmad, Kandasamy Saravanan, Iqrar Ahmad, Etify A. Bakhite, Osama Younis, Safiyyah A. H. Al-Waleedy, Omaima F. Ibrahim, Ayman Nafady, Joel T. Mague, Shaaban K. Mohamed, Insight into crystal structures and identification of potential styrylthieno[2,3-b]pyridine-2-carboxamidederivatives against COVID-19 Mpro through structure-guided modeling and simulation approach, Journal of Biomolecular Structure and Dynamics, PUBLISHER TAYLOR & FRANCIS INC, https://doi.org/10.1080/07391102.2023.2220799, 2023
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8-Amina Abozeed, Mostafa Sayed, Osama Younis, Mahmoud S Tolba, Reda Hassanien, Adel M Kamal El-Dean, Samia M Ibrahim, Amira Salah, Amira Shakir, Reham El-Sayed, Yasser A El-Ossaily, Ahmed F Al-Hossainy
, Characterization and optical behavior of a new indole Schiff base using experimental data and TD-DFT/DMOl3 computations
, Optical Materials
, Elsevier, 131, 112594, September, 2022
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9-Moaz M. Abdou, Osama Younis, Emad E. El-Katori, Synthesis, experimental and theoretical studies of two aryl-azo derivatives clubbed with
2-acetylphenol and their application as novel luminescent coatings with high anticorrosion
efficiency., Journal of Molecular Liquids, 360, 119506, June, 2022
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10-O Younis, AF Al-Hossainy, M Sayed, AMK El-dean, MS Tolba
, Synthesis and intriguing single-component white-light emission from oxadiazole or thiadiazole integrated with coumarin luminescent core
, Journal of Photochemistry and Photobiology A: Chemistry, , Elsevier, 113992 , April, 2022
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11-Osama Younis, Mostafa Sayed, Ahmed AK Mohammed, Mahmoud S Tolba, Reda Hassanien, Adel M Kamal El-Dean, Osamu Tsutsumi, Mostafa Ahmed, Solid-State Luminescent Materials Containing Both Indole and Pyrimidine Moieties: Design, Synthesis, and Density Functional Theory Calculations, ACS Omega, American Chemical Society, 7, 17, 15016–15026, https://doi.org/10.1021/acsomega.2c00775, April, 2022
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12-Mahmoud S. Tolba, Ahmed F. Al-Hossainy, Adel M Kamal Eldean, Osama Younis, From blue to green photoluminescence: Design, synthesis, and DFT calculations of heterocyclic compounds containing chromenothienopyrimidine moiety, Asian Journal of Organic Chemistry, Wiley, https://doi.org/10.1002/ajoc.202100801, January, 2022
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13-Ahmed I. A. Soliman, Mostafa Sayed, Mahmoud M. Elshanawany, Osama Younis, Mostafa Ahmed, Adel M. Kamal El-Dean, Aboel-Magd A. Abdel-Wahab, Josef Wachtveitl, Markus Braun, Pedram Fatehi, and Mahmoud S. Tolba, Base-Free Synthesis and Photophysical Properties of New Schiff Bases Containing Indole Moiety, Acs Omega, American Chemical Society, 7, 12, 10178-10186, https://doi.org/10.1021/acsomega.1c06636, 2022
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14-Amina Abozeed, Osama Younis*, Ahmed F. Al-Hossainy, Nada Abd El‑Mawla, Mostafa Sayed, Adel M. Kamal El-Dean, Mahmoud S. Tolba, Combined experimental and TD‑DFT/DMOl3 investigations, optical properties, and photoluminescence behavior of a thiazolopyrimidine derivative, Scientific Reports, Nature Portfolio, 12, 15674, https://doi.org/10.1038/s41598-022-19840-y, 2022
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15-Osama Younis, Hussain Sami, Yui Maruoka, Kyohei Hisano, and Osamu Tsutsumi, Fascinating phenomena towards single-component white-light emission through luminescent thermochromism, Dyes and Pigments, ELSEVIER, 194, 109621, https://doi.org/10.1016/j.dyepig.2021.109621, June, 2021
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16-Osama Younis and Osamu Tsutsumi, Single-component white-color photoluminescence from liquid crystal polymers: Color tuning by a combination of luminescence thermo- and mechanochromism, Dyes and Pigments, ELSEVIER, 188, 109189-109198, https://doi.org/10.1016/j.dyepig.2021.109189, February, 2021
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17-Hussain Sami, Osama Younis, Yui Maruoka, Kenta Yamaguchi, Kumar Siddhant, Kyohei Hisano, Osamu Tsutsumi, Negative Thermal Quenching of Photoluminescence from Liquid-Crystalline Molecules in Condensed Phases, Crystals, MDPI, 11, 1555-1568, https://doi.org/10.3390/cryst11121555, December, 2021
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18-Osama Younis, Mohamed Abdel-Hakim, Marwa M Sayed, Osamu Tsutsumi, Kamal I Aly, Liquid crystal polymers as luminescent coatings: Single-component white-light photoluminescence and corrosion inhibition, Journal of Luminescence, North-Holland, 239-118361, https://www.sciencedirect.com/science/article/abs/pii/S0022231321004774, November, 2021
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19-Kamal I. Aly, Jingjiang Sun, Dirk Kuckling, and Osama Younis, Polyester Resins based on Soybean Oil: Synthesis and Characterization, Journal of Polymer Research , Springer, 27, 286-293, https://doi.org/10.1007/s10965-020-02244-9, August, 2020
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20-Osama Younis, Mahmoud S. Tolba, Esam A. Orabi, Adel M. Kamal , Reda Hassanien, Osamu Tsutsumi, Mostafa Ahmed, Biologically-Active Heterocyclic Molecules with Aggregation-Induced BlueShifted Emission and Efficient Luminescence both in Solution and Solid
States, Photochemistry and Photobiology A Chemistry, Elsevier, 400, 1126653-1126642, https://www.sciencedirect.com/science/article/pii/S101060302030441X?via%3Dihub, May, 2020
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21-Osama Younis, Mahmoud S. Tolba, Esam A. Orabi, Adel M. Kamal , Reda Hassanien, Osamu Tsutsumi, Mostafa Ahmed, Biologically-Active Heterocyclic Molecules with Aggregation-Induced Blue-Shifted Emission and Efficient Luminescence both in Solution and Solid States, Photochemistry and Photobiology A Chemistry , Elsevier, 400, 1126653-1126642, https://www.sciencedirect.com/science/article/pii/S101060302030441X?via%3Dihub, May, 2020
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22-Osama Younis, Esam A.Orabi, Adel M.Kama, Mostafa Sayed, Reda Hassanien, Rebecca L.Davis, Osamu Tsutsumi, Mostafa Ahmed
, Aggregation-induced emission with white, green, or blue luminescence from biologically-active indole derivatives
, Optical Materials
, Elsevier , 100, 109713, https://doi.org/10.1016/j.optmat.2020.109713, February, 2020
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23-Kamal I Aly, Marwa M Sayed, Mohamed Gamal Mohamed, Shiao Wei Kuo, Osama Younis
, A Facile Synthetic Route and Dual Function of Network Luminescent Porous Polyester and Copolyester Containing Porphyrin Moiety for Metal Ions Sensor and Dyes Adsorption, Microporous and Mesoporous Materials
, Elsevier, 110063, February, 2020
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24-Mostafa Ahmed, Osama Younis, Esam A. Orabi, Ahmed M. Sayed, Adel M. Kamal El-Dean, Reda Hassanien, Rebecca L. Davis, Osamu Tsutsumi, and Mahmoud S. Tolba, Synthesis of Novel Biocompatible Thienopyrimidine Chromophores
with Aggregation-Induced Emission Sensitive to Molecular
Aggregation, ACS Omega, November, 2020
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25-Mostafa Ahmed1, Osama Younis1 [equal contribution with first author], Esam A. Orabi, Ahmed M. Sayed, Adel M Kamal El-Dean, Reda Hassanien, Rebecca L. Davis, Osamu Tsutsumi, Mahmoud S. Tolba, Synthesis of novel biocompatible thienopyrimidine chromophores with aggregation-induced emission sensitive to molecular aggregation, ACS Omega , American Chemical Society (ACS), 5, 29988-30000, http://dx.doi.org/10.1021/acsomega.0c04358, November, 2020
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26-Osama Younis, Emad E. El-Katori, Reda Hassanien, Ashraf S. Abousalem,
Osamu Tsutsumi, Luminescent coatings: White-color luminescence from a simple and single chromophore with high anticorrosion efficiency, Dyes and Pigments , ELSEVIER, 175 , 108146, https://doi.org/10.1016/j.dyepig.2019.108146, January, 2020
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27-Kamal I Aly, Mohamed Gamal Mohamed, Osama Younis, Mahmoud H Mahross, Mohamed Abdel-Hakim, Marwa M Sayed
, Salicylaldehyde azine-functionalized polybenzoxazine: Synthesis, characterization, and its nanocomposites as coatings for inhibiting the mild steel corrosion
, progress in organic coatings, Elsevier, 138, 105385, January, 2020
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28-Kamal I. Aly, Osama Younis, Mahmoud H. Mahross, Esam A. Orabi,
Mohamed Abdel-Hakim, Osamu Tsutsumi, Mohamed Gamal Mohamed, Marwa M. Sayed, Conducting copolymers nanocomposite coatings with aggregationcontrolled luminescence and efficient corrosion inhibition properties, Progress in Organic Coatings, ELSEVIER, 135, 525-535, https://doi.org/10.1016/j.porgcoat.2019.06.001, June, 2019
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29-Mostafa Sayeda, Osama Younis, Reda Hassanien, Mostafa Ahmed,
Ahmed A.K. Mohammed, Adel M. Kamal, Osamu Tsutsumi, Design and synthesis of novel indole derivatives with aggregation-induced
emission and antimicrobial activity, Journal of Photochemistry & Photobiology A: Chemistry, ELSEVIER, 383, 111969-111979, https://doi.org/10.1016/j.jphotochem.2019.111969, June, 2019
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30-Kamal I. Aly, Osama Younis, Nayef S. Al-Muaikel, Ahmed A. Atalla, Abu-Bakr A. A. M. El-Adasy, and Ahmed R. Abdellah, Novel Polyhydrazides and Polyoxadiazoles Based on 1,3,4-Thiadiazole Moiety in the Main Chain with High Thermal Stability, Good Solubility, and Notable Antimicrobial Activity, Journal of Applied Polymer Science , John Wiley & Sons (United States), 136, 47770-47779, https://doi.org/10.1002/app.47770, March, 2019
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31-Kamal I Aly, Osama Younis, Mahmoud H Mahross, Esam A Orabi, Mohamed Abdel-Hakim, Osamu Tsutsumi, Mohamed Gamal Mohamed, Marwa M Sayed
, Conducting copolymers nanocomposite coatings with aggregation-controlled luminescence and efficient corrosion inhibition properties
, Progress in Organic Coatings
, Elsevier, 135, pp. 525- 535, October, 2019
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32-Kamal I. Aly, Osama Younis, Nayef S. Al-Muaikel, Ahmed A. Atalla, Abu-Bakr A. A. M. El-Adasy, Mahmoud A. Hussein, and Ahmed R. Abdellah, Novel Copolyhydrazides and Copolyoxadiazoles Based on 1,4-phenyl linkage and 1,3,4-Thiadiazole Moiety in the Polymer Main Chain to Induce Glass Transition and to Improve the Thermal Stability, Solubility, and Antimicrobial Activity, Journal of Polymer Research , Springer Netherlands, 26, 51-63, https://link.springer.com/article/10.1007/s10965-019-1712-x, January, 2019
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33-Kamal I Aly, Osama Younis, Mahmoud H Mahross, Osamu Tsutsumi, Mohamed Gamal Mohamed, Marwa M Sayed
, Novel conducting polymeric nanocomposites embedded with nanoclay: synthesis photoluminescence, and corrosion protection performance, Polymer Journal
, Nature Publishing Group, 51, pp. 77-90, January, 2019
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34-Kamal I. Aly ● Osama Younis ● Mahmoud H. Mahross ● Osamu Tsutsumi ● Mohamed Gamal Mohamed ●
Marwa M. Sayed, Novel conducting polymeric nanocomposites embedded with nanoclay: synthesis, photoluminescence, and corrosion protection performance, Polymer Journal , Nature Publishing Group, in press, NULLhttps://www.nature.com/articles/s41428-018-0119-6, September, 2018
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35-K. Fujisawa, F. Mitsuhashi, A. Preeyanuch, K. Taneki, Osama Younis, and Osamu Tsutsumi, Photoluminescence Behavior of Liquid–Crystalline Gold(I) Complexes with Siloxane Group Controlled by Molecular Aggregated Structures in Condensed Phases, Polymer Journal , Nature Publishing Group, 50, 761–769, https://www.nature.com/articles/s41428–018–0060–8, May, 2018
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36-Osama Younis,
Osamu Tsutsumi
, Polymers as useful photoluminescent materials
, Japanese Patent Application No. 2016-142396 (July 20, 2016). , https://www.fujikin.co.jp/csr/stp/sou/patent_download.php?id=19030005, June, 2016
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37-Ryo Kawano, Osama Younis, Akihiro Ando, Yuki Rokusha, Shigeyuki Yamada, Osamu Tsutsumi, Photoluminescence from Au(I) Complexes Exhibiting Color Sensitivity to the Structure of the Molecular Aggregates, Journal of Chemistry Letters , Chemical Society of Japan, 45-1, 66-68, https://www.jstage.jst.go.jp/article/cl/45/1/45_150944/_article, January, 2016
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38-Osama Younis, Yuki Rokusha, Nana Sugimoto, Kaori Fujisawa, Shigeyuki Yamada, and Osamu Tsutsumi, Effects of molecular structure and aggregated structure on photoluminescence properties of liquid-crystalline gold(I) complexes with various aromatic rings, Journal of Molecular Crystals and Liquid Crystals, Vol. 617, No. 1, 21–31, http://www.ingentaconnect.com/content/tandf/mclc/2015/00000617/00000001/art00004, August, 2015
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39-Ahmed S. Hammam, Mona A. Abdel-Rahman, Abdel-Rahman A. Hassan, Osamaa M. Younis
, Synthesis and Characterization of Pyrrolo[2,3-f] Indole-3,7-Dicarbonitriles, International Journal of Advance in Medical Science (AMS) , Volume 1 Issue 1, 11-17, http://www.seipub.org/ams/paperInfo.aspx?ID=2692, February, 2013
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