Mahmoud Sayed

2.4k total citations · 2 hit papers
26 papers, 1.9k citations indexed

About

Mahmoud Sayed is a scholar working on Renewable Energy, Sustainability and the Environment, Materials Chemistry and Electrical and Electronic Engineering. According to data from OpenAlex, Mahmoud Sayed has authored 26 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 20 papers in Renewable Energy, Sustainability and the Environment, 12 papers in Materials Chemistry and 8 papers in Electrical and Electronic Engineering. Recurrent topics in Mahmoud Sayed's work include Advanced Photocatalysis Techniques (17 papers), Copper-based nanomaterials and applications (6 papers) and Covalent Organic Framework Applications (5 papers). Mahmoud Sayed is often cited by papers focused on Advanced Photocatalysis Techniques (17 papers), Copper-based nanomaterials and applications (6 papers) and Covalent Organic Framework Applications (5 papers). Mahmoud Sayed collaborates with scholars based in China, Egypt and Saudi Arabia. Mahmoud Sayed's co-authors include Jiaguo Yu, Liuyang Zhang, Mietek Jaroniec, Gang Liu, Panyong Kuang, Bei Cheng, Jiajie Fan, Jingxiang Low, Jiaguo Yu and Shengyao Wang and has published in prestigious journals such as Chemical Reviews, Chemical Society Reviews and Advanced Materials.

In The Last Decade

Mahmoud Sayed

25 papers receiving 1.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Non-Noble Plasmonic Metal-Based Photocatalysts

2022 451 citations Mahmoud Sayed, Jiaguo Yu et al. Chemical Reviews profile →
Cu-based S-scheme photocatalysts

2025 77 citations Mahmoud Sayed, Kezhen Qi et al. Chemical Society Reviews profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Mahmoud Sayed China	16	1.6k	1.3k	602	169	162	26	1.9k
Jinbo Xue China	29	1.9k 1.2×	1.6k 1.2×	751 1.2×	148 0.9×	153 0.9×	100	2.4k
Hui Ling Tan Australia	16	1.7k 1.0×	1.4k 1.1×	921 1.5×	100 0.6×	136 0.8×	30	2.0k
Wenjian Fang China	24	1.5k 0.9×	1.4k 1.1×	837 1.4×	222 1.3×	146 0.9×	52	1.9k
Longfu Wei China	24	1.5k 0.9×	1.3k 1.0×	633 1.1×	99 0.6×	173 1.1×	39	1.9k
Sayuri Okunaka Japan	14	2.0k 1.3×	1.6k 1.2×	733 1.2×	169 1.0×	102 0.6×	27	2.3k
Jian Zeng China	25	1.2k 0.7×	1.1k 0.9×	728 1.2×	166 1.0×	193 1.2×	43	1.8k
Xin‐Zheng Yue China	28	2.3k 1.4×	1.8k 1.4×	1.1k 1.9×	189 1.1×	215 1.3×	63	2.8k
Liuqing Yang China	16	1.8k 1.2×	1.6k 1.3×	927 1.5×	101 0.6×	158 1.0×	26	2.1k
Zaiyong Jiang China	24	1.4k 0.9×	1.2k 1.0×	681 1.1×	101 0.6×	137 0.8×	46	1.7k

Countries citing papers authored by Mahmoud Sayed

Since Specialization

Citations

This map shows the geographic impact of Mahmoud Sayed's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Mahmoud Sayed with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Mahmoud Sayed more than expected).

Fields of papers citing papers by Mahmoud Sayed

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Mahmoud Sayed. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Mahmoud Sayed. The network helps show where Mahmoud Sayed may publish in the future.

Co-authorship network of co-authors of Mahmoud Sayed

This figure shows the co-authorship network connecting the top 25 collaborators of Mahmoud Sayed. A scholar is included among the top collaborators of Mahmoud Sayed based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Mahmoud Sayed. Mahmoud Sayed is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Sabir, Muhammad, Mahmoud Sayed, Zhuoxiong Zeng, et al.. (2025). Enhancing CO2 photoreduction by construction of g-C3N4/Co-MOFs S-scheme heterojunction. Applied Surface Science. 693. 162752–162752. 23 indexed citations

2.

Wu, Xinhe, Mahmoud Sayed, Guohong Wang, Weilai Yu, & Bicheng Zhu. (2025). COF‐Based S‐Scheme Heterojunction Photocatalyst. Advanced Materials. 38(2). e11322–e11322. 3 indexed citations

3.

Sayed, Mahmoud, Kezhen Qi, Xinhe Wu, et al.. (2025). Cu-based S-scheme photocatalysts. Chemical Society Reviews. 54(10). 4874–4921. 77 indexed citations breakdown →

4.

Sabir, Muhammad Iqbal, et al.. (2025). Femtosecond transient absorption spectroscopy investigation on Cu-MOF/g-C3N4 S-scheme heterojunction for photocatalytic CO2 reduction. Journal of environmental chemical engineering. 13(6). 119415–119415. 3 indexed citations

5.

Huang, Liwen, Quan Yang, Yu Ding, & Mahmoud Sayed. (2025). Promoting exciton dissociation of covalent organic frameworks via donor-acceptor characteristic modulation for enhanced H2O2 photocatalytic production. Journal of Colloid and Interface Science. 702(Pt 1). 138859–138859.

6.

Sayed, Mahmoud, Han Li, & Chuanbiao Bie. (2025). Challenges and prospects of photocatalytic H2O2 production. Acta Physico-Chimica Sinica. 41(9). 100117–100117. 15 indexed citations

7.

Tan, Lihong, Xinhe Wu, Jiachao Xu, Mahmoud Sayed, & Guohong Wang. (2025). Na2CO3-assisted synthesis of Na-doped crystalline/amorphous g-C3N4 S-scheme homojunction photocatalyst for enhanced H2O2 production. CHINESE JOURNAL OF CATALYSIS (CHINESE VERSION). 79. 174–185. 2 indexed citations

8.

Zhao, Yanyan, et al.. (2024). Zn2+ modified activated carbon from spent mushroom substrate for organic wastewater treatment. Chemical Engineering and Processing - Process Intensification. 199. 109750–109750. 3 indexed citations

9.

He, Rongan, Difa Xu, & Mahmoud Sayed. (2024). S-scheme heterojunction-induced surface plasmon response. Journal of Materiomics. 11(4). 100989–100989. 4 indexed citations

10.

Zi, Xin, Yajiao Zhou, Li Zhu, et al.. (2023). Breaking K⁺ Concentration Limit on Cu Nanoneedles for Acidic Electrocatalytic CO₂ Reduction to Multi‐Carbon Products. Angewandte Chemie. 135(42). 2 indexed citations

11.

Zi, Xin, Yajiao Zhou, Li Zhu, et al.. (2023). Breaking K⁺ Concentration Limit on Cu Nanoneedles for Acidic Electrocatalytic CO₂ Reduction to Multi‐Carbon Products. Angewandte Chemie International Edition. 62(42). e202309351–e202309351. 127 indexed citations

12.

Wang, Xiqing, Qin Chen, Yajiao Zhou, et al.. (2023). Gas diffusion in catalyst layer of flow cell for CO2 electroreduction toward C2+ products. Nano Research. 17(3). 1101–1106. 38 indexed citations

13.

Wang, Jun, Huangjingwei Li, Wanru Liao, et al.. (2023). Highly selective and sensitive photoelectrochemical detection of silver ions in complex industrial wastewater. Sensors and Actuators B Chemical. 399. 134796–134796. 17 indexed citations

14.

Sayed, Mahmoud, Jiaguo Yu, Gang Liu, & Mietek Jaroniec. (2022). Non-Noble Plasmonic Metal-Based Photocatalysts. Chemical Reviews. 122(11). 10484–10537. 451 indexed citations breakdown →

15.

Wang, Xiaonong, Mahmoud Sayed, Olim Ruzimuradov, et al.. (2022). A review of step-scheme photocatalysts. Applied Materials Today. 29. 101609–101609. 88 indexed citations

16.

Sayed, Mahmoud, Feiyan Xu, Panyong Kuang, et al.. (2021). Sustained CO2-photoreduction activity and high selectivity over Mn, C-codoped ZnO core-triple shell hollow spheres. Nature Communications. 12(1). 4936–4936. 267 indexed citations

17.

Xia, Yang, Mahmoud Sayed, Liuyang Zhang, Bei Cheng, & Jiaguo Yu. (2021). Single-atom heterogeneous photocatalysts. Chem Catalysis. 1(6). 1173–1214. 86 indexed citations

18.

Sayed, Mahmoud, Liuyang Zhang, & Jiaguo Yu. (2020). Plasmon-induced interfacial charge-transfer transition prompts enhanced CO2 photoreduction over Cu/Cu2O octahedrons. Chemical Engineering Journal. 397. 125390–125390. 78 indexed citations

19.

Kuang, Panyong, Mahmoud Sayed, Jiajie Fan, Bei Cheng, & Jiaguo Yu. (2020). 3D Graphene‐Based H₂‐Production Photocatalyst and Electrocatalyst. Advanced Energy Materials. 10(14). 243 indexed citations

20.

Abdel‐Rahman, Laila H., et al.. (2016). Nano Sized Moringa oleifera an Effective Strategy for Pb(II) ions Removal from Aqueous Solution. Journals & Books Hosting (International Knowledge Sharing Platform). 8(4). 8–22. 14 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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