Eman Mohamed

Profile Information

Affiliation: Faculty of Engineering Department of Materials Science and Technology, Niigata University

J-GLOBAL ID: 201901019945802489
researchmap Member ID: B000373977

Research Interests

Research Areas

Nanotechnology/Materials / Synthetic organic chemistry / Artificial photosynthesis

Research History

Oct, 2019 - Present

Assistant professor, Department of material science and technology, Niigata University faculty of engineering

Education

Apr, 2011 - Mar, 2015

Doctor course, Chemistry department, Kyushu University-Faculty of Science

Papers

Highly Efficient and Durable Electrocatalysis by a Molecular Catalyst with Long Alkoxyl Chains Immobilized on a Carbon Electrode for Water Oxidation

Yuta Tsubonouchi, Taichi Hayasaka, Yuki Wakai, Eman. A. Mohamed, Zaki N. Zahran, Masayuki Yagi

ACS Applied Materials & Interfaces, Mar 23, 2022
Nickel Sulfate as an Influential Precursor of Amorphous High-Valent Ni(III) Oxides for Efficient Water Oxidation in Preparation via a Mixed Metal-Imidazole Casting Method

Zaki N. Zahran, Eman A. Mohamed, Tomohiro Katsuki, Yuta Tsubonouchi, Masayuki Yagi

ACS Applied Energy Materials, Jan 25, 2022
Mechanism of H+ dissociation–induced O–O bond formation via intramolecular coupling of vicinal hydroxo ligands on low-valent Ru(III) centers

Yuki Tanahashi, Kosuke Takahashi, Yuta Tsubonouchi, Shunsuke Nozawa, Shin-ichi Adachi, Masanari Hirahara, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Proceedings of the National Academy of Sciences, 118(52) e2113910118-e2113910118, Dec 28, 2021
Mechanisms of Photoisomerization and Water Oxidation Catalysis of Ruthenium(II) Aquo Complexes

Yuta Tsubonouchi, Eman A. Mohamed, Zaki N. Zahran, Masayuki Yagi

Ruthenium - an Element Loved by Researchers [Working Title], Sep 6, 2021
Facile Fabrication of a Highly Crystalline and Well-Interconnected Hematite Nanoparticle Photoanode for Efficient Visible-Light-Driven Water Oxidation

Tomohiro Katsuki, Zaki N. Zahran, Kou Tanaka, Tatsuya Eo, Eman A. Mohamed, Yuta Tsubonouchi, Mohamed R. Berber, Masayuki Yagi

ACS Applied Materials & Interfaces, 13(33) 39282-39290, Aug 25, 2021
Highly selective electrocatalysis for carbon dioxide reduction to formic acid by a Co(II) complex with an equatorial N4 ligand

Yuta Tsubonouchi, Daiki Takahashi, Mohamed R. Berber, Eman A. Mohamed, Zaki N. Zahran, Asma M. Alenad, Numa A. Althubiti, Masayuki Yagi

Electrochimica Acta, 138545-138545, May, 2021
Handy Protocol of Nitrogen-Doped BiVO4 Photoanode for Visible Light-Driven Water Oxidation

Tatsuya Eo, Tomohiro Katsuki, Mohamed R. Berber, Zaki N. Zahran, Eman A. Mohamed, Yuta Tsubonouchi, Asma M. Alenad, Numa A. Althubiti, Masayuki Yagi

ACS Applied Energy Materials, 4(4) 2983-2989, Apr 26, 2021
Concisely Synthesized FeNiWOx Film as a Highly Efficient and Robust Catalyst for Electrochemical Water Oxidation

Zaki N. Zahran, Eman A. Mohamed, Yuta Tsubonouchi, Manabu Ishizaki, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS Applied Energy Materials, 4(2) 1410-1420, Feb 22, 2021
A flexible cofacial Fe porphyrin dimer as an extremely efficient and selective electrocatalyst for the CO2 to CO conversion in non-aqueous and aqueous media

Eman A. Mohamed, Zaki N. Zahran, Yoshinori Naruta

Journal of Materials Chemistry A, 9(34) 18213-18221, 2021
Electrocatalytic water splitting with unprecedentedly low overpotentials by nickel sulfide nanowires stuffed into carbon nitride scabbards

Zaki Zahran, Eman Mohamed, Yuta Tsubonouchi, Manabu Ishizaki, Takanari Togashi, Masato Kurihara, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Energy & Environmental Science, 2021
High Potential-Applied Catalyst Behavior of a Mononuclear Ruthenium(II) Complex on a Mesoporous ITO Electrode for Water Oxidation

Yuta Tsubonouchi, Yuki Tanahashi, Tatsuya Eo, Junichiro Honta, Taisei Sato, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Journal of The Electrochemical Society, 167(16) 166515-166515, Dec 31, 2020
Efficient Electrocatalytic Water Oxidation by a Dinuclear Ruthenium(II) Complex with Vicinal Aquo and Hydroxo Groups Adsorbed on a TiO2 Electrode

Yuki Tanahashi, Sho Nagai, Yuta Tsubonouchi, Masanari Hirahara, Taisei Sato, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS Applied Energy Materials, 3(12) 12172-12184, Dec 28, 2020
Molecular aspects, electrochemical properties and water oxidation catalysis on a nanoporous TiO<inf>2</inf> electrode anchoring a mononuclear ruthenium(II) aquo complex

Yuta Tsubonouchi, Tatsuya Eo, Junichiro Honta, Taisei Sato, Eman A. Mohamed, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Journal of Photochemistry and Photobiology A: Chemistry, 400, Sep 1, 2020 Peer-reviewed
Highly Efficient and Selective Electrocatalytic CO2-to-CO Conversion by a Non-heme Iron Complex with an In-Plane N-4 Ligand in Heterogeneous Aqueous Media

Eman A. Mohamed, Zaki N. Zahran, Yuta Tsubonouchi, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS APPLIED ENERGY MATERIALS, 3(5) 4114-4120, May, 2020 Peer-reviewed
Multi-potential-step chronocoulospectrometry for electrocatalytic water oxidation by a mononuclear ruthenium aquo complex immobilized on a mesoporous ITO electrode.

Yuta Tsubonouchi, Junichiro Honta, Taisei Sato, Eman A Mohamed, Zaki N Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Dalton transactions (Cambridge, England : 2003), 49(5) 1416-1423, Feb 7, 2020 Peer-reviewed
Characterization and Mechanism of Efficient Visible-Light-Driven Water Oxidation on an in Situ N-2-Intercalated WO3 Nanorod Photoanode

Debraj Chandra, Dong Li, Tetsuya Sato, Yuki Tanahashi, Takanari Togashi, Manabu Ishizaki, Masato Kurihara, Eman A. Mohamed, Yuta Tsubonouchi, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

ACS SUSTAINABLE CHEMISTRY & ENGINEERING, 7(21) 17896-17906, Nov, 2019 Peer-reviewed
Critical Hammett Electron-Donating Ability of Substituent Groups for Efficient Water Oxidation Catalysis by Mononuclear Ruthenium Aquo Complexes

Shunsuke Watabe, Yuki Tanahashi, Masanari Hirahara, Hirosato Yamazaki, Kosuke Takahashi, Eman A. Mohamed, Yuta Tsubonouchi, Zaki N. Zahran, Kenji Saito, Tatsuto Yui, Masayuki Yagi

Inorganic Chemistry, 58(19) 12716-12723, Oct 7, 2019 Peer-reviewed
Recent Advances in the Development of Molecular Catalyst-Based Anodes for Water Oxidation toward Artificial Photosynthesis

Zahran Zaki N, Tsubonouchi Yuta, Mohamed Eman A, Yagi Masayuki

CHEMSUSCHEM, 12(9) 1775-1793, May 8, 2019 Peer-reviewed
Efficient Solar-Assisted O-2 Reduction Using a Cofacial Iron Porphyrin Dimer Catalyst Integrated into a p-CuBi2O4 Photocathode

Zahran Zaki N, Mohamed Eman A, Haleem Ashraf Abdel, Naruta Yoshinori

CHEMISTRY-A EUROPEAN JOURNAL, 24(42) 10606-10611, Jul 25, 2018 Peer-reviewed
Efficient Photoelectrochemical O 2 and CO Production Using BiVO 4 Water Oxidation Photoanode and CO 2 Reduction Au Nanoparticle Cathode Prepared by In Situ Deposition from Au 3+ Containing Solution

Eman Mohamed

Advanced sustainable systems, 1(11) 170011, Nov, 2017 Peer-reviewed

Books and Other Publications

Water oxidation using molecular photocatalysts

Zaki N. Zahran, Yuta Tsubonouchi, Eman A. Mohamed, Masayuki Yagi (Role: Contributor, Chapter 5)

springer, 2019
Photoisomerization causes, behavior and effects”

Yuki Tanahashi, Shunsuke watabe, Eman A. Mohamed, Yuta Tsubonouchi, Zaki N. Zahran, Masanari Hirahara, Masayuki Yagi (Role: Contributor, Chapter 2)

NOVA, 2019

Presentations

Immobilization of Fe porphyrin dimers for efficient CO2 to CO heterogeneous conversion

Eman A. Mohamed, Zaki N. Zahran, Yoshinori Naruta

The 96th Annual Meeting of The Chemical Society of Japan, Mar 24, 2016
Catalytic CO2 to CO conversion by Fe porphyrin dimers Mechanistic and Kinetic Studies

Zaki N. Zahran, Eman A. Mohamed, Yoshinori Naruta

The 96th Annual Meeting of The Chemical Society of Japan, Mar 24, 2016
Immobilization of the Iron porphyrin dimers on a FTO electrode for efficient heterogeneous electrocatalytic CO2 reduction

Eman A. Mohamed, Zaki N. Zahran, Yoshinori Naruta

ICARP2014, Nov 24, 2014
Superiority of cofacial Iron porphyrin dimers over the corresponding monomers for electro-catalytic CO2 reduction

Zaki N. Zahran, Eman A. Mohamed, Yoshinori Naruta

ICARP2014, Nov 24, 2014
Efficient CO2 reduction with FTO/Iron porphyrin dimer heterogeneous catalysts

Eman A. Mohamed, Zaki N. Zahran, Yoshinori Naruta

The 64th Japan Society of Coordination Chemistry Symposium, Sep 18, 2014
Efficient solar-driven CO2 reduction with p-CuO photocathode/catalyst assembly

Eman A. Mohamed, Zaki N. Zahran, Takehiro Ohta, Yoshinori Naruta

The 94th Annual Meeting of The Chemical Society of Japan, Mar 27, 2014
Integration of a ruthenium catalyst with p-CuO photocathode for solar-driven CO2 reduction

Eman A. Mohamed, Zaki N. Zahran, Yoshinori Naruta

The 63rd Japan Society of Coordination Chemistry Symposium, Nov 2, 2013
Ru-Re based photocatalysts for solar CO2 reduction

Eman A. Mohamed, Zaki N. Zahran, Takehiro Ohta, Yoshinori Naruta

The 93th Annual Meeting of The Chemical Society of Japan, Mar 22, 2013
Synthesis of a Ru dye-Re Catalyst dyad for photochemical CO2 reduction

Eman A. Mohamed, Zaki N. Zahran, Bo Liu, Takehiro Ohta, Yoshinori Naruta

The 62nd Japan Society of Coordination Chemistry Symposium, Sep 21, 2012
Efficient water oxidation with a robust hexa-phosphonate-manganese porphyrin dimer catalyst anchored to ITO surface

Eman A. Mohamed, Zaki N. Zahran, Takehiro Ohta, Yoshinori Naruta

The 61st Japan Society of Coordination Chemistry Symposium, Sep 17, 2011

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