Abdulrahaman S. Hajar

832 total citations · 1 hit paper
15 papers, 680 citations indexed

About

Abdulrahaman S. Hajar is a scholar working on Plant Science, Ecology, Evolution, Behavior and Systematics and Physiology. According to data from OpenAlex, Abdulrahaman S. Hajar has authored 15 papers receiving a total of 680 indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Plant Science, 3 papers in Ecology, Evolution, Behavior and Systematics and 3 papers in Physiology. Recurrent topics in Abdulrahaman S. Hajar's work include Magnetic and Electromagnetic Effects (3 papers), Moringa oleifera research and applications (3 papers) and Essential Oils and Antimicrobial Activity (2 papers). Abdulrahaman S. Hajar is often cited by papers focused on Magnetic and Electromagnetic Effects (3 papers), Moringa oleifera research and applications (3 papers) and Essential Oils and Antimicrobial Activity (2 papers). Abdulrahaman S. Hajar collaborates with scholars based in Saudi Arabia, Indonesia and Malaysia. Abdulrahaman S. Hajar's co-authors include Alan J. M. Baker, Roger D. Reeves, Md. Mahadi Hasan, Hesham F. Alharby, Khalid Rehman Hakeem, Yahya Alzahrani, Xiang‐Wen Fang, Yasir Anwar, Md. Arfan Ali and R. A. ABUZINADAH and has published in prestigious journals such as New Phytologist, Journal of Arid Environments and Journal of Medicinal Plants Research.

In The Last Decade

Abdulrahaman S. Hajar

15 papers receiving 620 citations

Hit Papers

Heavy metal accumulation and tolerance in British populat... 1994 2026 2004 2015 1994 100 200 300 400 500
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.

  1. Heavy metal accumulation and tolerance in British populations of the metallophyte Thlaspi caerulescens J. & C. Presl (Brassicaceae)
    1994 547 citations Alan J. M. Baker, Roger D. Reeves et al. New Phytologist profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Abdulrahaman S. Hajar Saudi Arabia 8 483 328 97 54 43 15 680
Zhouli Liu China 14 482 1.0× 255 0.8× 78 0.8× 33 0.6× 16 0.4× 31 642
Maria Maleva Russia 16 428 0.9× 222 0.7× 45 0.5× 53 1.0× 48 1.1× 49 676
Harmanjit Kaur India 13 594 1.2× 184 0.6× 52 0.5× 36 0.7× 49 1.1× 25 796
Isabel Corrales Spain 13 897 1.9× 192 0.6× 47 0.5× 41 0.8× 56 1.3× 16 1.1k
Seema Mahmood Pakistan 15 478 1.0× 178 0.5× 47 0.5× 50 0.9× 37 0.9× 50 704
Ömer Munzuroğlu Türkiye 10 485 1.0× 239 0.7× 97 1.0× 35 0.6× 35 0.8× 17 735
Muhammad Sohail Akram Pakistan 20 852 1.8× 221 0.7× 86 0.9× 48 0.9× 35 0.8× 55 1.1k
Mohamed Habib Ghorbel Tunisia 12 915 1.9× 272 0.8× 86 0.9× 53 1.0× 21 0.5× 26 1.0k
Shafaque Sehar China 17 702 1.5× 235 0.7× 64 0.7× 26 0.5× 54 1.3× 43 941
Lyubka Koleva Bulgaria 10 474 1.0× 134 0.4× 46 0.5× 47 0.9× 36 0.8× 34 650

Countries citing papers authored by Abdulrahaman S. Hajar

Since Specialization
Citations

This map shows the geographic impact of Abdulrahaman S. Hajar'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 Abdulrahaman S. Hajar with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Abdulrahaman S. Hajar more than expected).

Fields of papers citing papers by Abdulrahaman S. Hajar

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Abdulrahaman S. Hajar. 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 Abdulrahaman S. Hajar. The network helps show where Abdulrahaman S. Hajar may publish in the future.

Co-authorship network of co-authors of Abdulrahaman S. Hajar

This figure shows the co-authorship network connecting the top 25 collaborators of Abdulrahaman S. Hajar. A scholar is included among the top collaborators of Abdulrahaman S. Hajar 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 Abdulrahaman S. Hajar. Abdulrahaman S. Hajar is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

15 of 15 papers shown
1.
Rosenani, A. B., et al.. (2021). Effects of Different Types of Organic Fertilizer on Biomass Yield, Bioactive Compounds and Heavy Metals Contents of Phyllanthus Niruri. Journal of Physics Conference Series. 2000(1). 12005–12005. 3 indexed citations
2.
Hasan, Md. Mahadi, Hesham F. Alharby, Md. Arfan Ali, et al.. (2020). Magnetized Water Confers Drought StressTolerance in <i>Moringa</i> Biotype via Modulationof Growth, Gas Exchange, Lipid Peroxidationand Antioxidant Activity. Polish Journal of Environmental Studies. 29(2). 1625–1636. 27 indexed citations
3.
Hajar, Abdulrahaman S., et al.. (2018). Evaluation of Antioxidant and Antibacterial properties of Halophila stipulacea Leaves Extracts obtained from (Alwajh) North of Yanbu City. AUSTRALIAN JOURNAL OF BASIC AND APPLIED SCIENCES. 2 indexed citations
4.
Hajar, Abdulrahaman S., et al.. (2018). Morphological Characterization of a New Biotype Moringa of Saudi Arabia. 7(2). 47–52. 3 indexed citations
5.
Hasan, Md. Mahadi, Hesham F. Alharby, Abdulrahaman S. Hajar, Khalid Rehman Hakeem, & Yahya Alzahrani. (2018). The Effect of Magnetized Water on the Growthand Physiological Conditions of Moringa Speciesunder Drought Stress. Polish Journal of Environmental Studies. 28(3). 1145–1155. 31 indexed citations
6.
Hasan, Md. Mahadi, Hesham F. Alharby, Abdulrahaman S. Hajar, & Khalid Rehman Hakeem. (2017). Leaf gas exchange, fv/fm ratio, ion content and growth conditions of the two moringa species under magnetic water treatment. Pakistan Journal of Botany. 49(3). 921–928. 7 indexed citations
7.
Ramadan, Ahmed M., et al.. (2015). CHARACTERIZATION OF A NEW BIOTYPE Moringa OF SAUDI ARABIA USING RAPD AND ISSR MARKERS. 2 indexed citations
8.
Hajar, Abdulrahaman S., et al.. (2015). Predicting Current and Future Distribution of Endangered Tree Dracaena ombet Kotschy and Peyr. Under Climate Change. Proceedings of the National Academy of Sciences India Section B Biological Sciences. 87(1). 225–232. 9 indexed citations
9.
Hajar, Abdulrahaman S., et al.. (2014). ANTIMICROBIAL ACTIVITIES AND EVALUATION OF GENETIC EFFECTS OF MORINGA PEREGRINA (FORSK) FIORI USING MOLECULAR TECHNIQUES. International Journal of Plant Animal and Environmental Sciences. 4(1). 7 indexed citations
10.
Hajar, Abdulrahaman S., et al.. (2014). ANTIBACTERIAL EFFICIENCY AND DNA IMPAIRMENTUNVEILIN SOME BACTERIA STRAINS TREATED WITH CONOCARPUS ERECTUS L. EXTRACT. 2 indexed citations
11.
Hajar, Abdulrahaman S., et al.. (2012). Antimicrobial efficacy of Casuarina equisetifolia extracts against some pathogenic microorganisms. Journal of Medicinal Plants Research. 6(47). 5819–5825. 21 indexed citations
12.
Baker, Alan J. M., Roger D. Reeves, & Abdulrahaman S. Hajar. (1994). Heavy metal accumulation and tolerance in British populations of the metallophyte Thlaspi caerulescens J. & C. Presl (Brassicaceae). New Phytologist. 127(1). 61–68. 547 indexed citations breakdown →
13.
Hajar, Abdulrahaman S., et al.. (1993). Responses of Arachis hypogaea (Pea nut) to Salinity Stress. Journal of King Abdulaziz University-Science. 5(1). 5–13. 5 indexed citations
14.
Hajar, Abdulrahaman S., et al.. (1991). Impact of biological stress on Juniperus excelsa M. Bieb. in south-western Saudi Arabia: insect stress. Journal of Arid Environments. 21(3). 327–330. 11 indexed citations
15.
Hajar, Abdulrahaman S.. (1991). Germination studies of Juniperus excelsa from South-western Sauda Arabia. 8(1). 41–44. 3 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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