Umar Khan

26.2k total citations · 9 hit papers
58 papers, 14.2k citations indexed

About

Umar Khan is a scholar working on Materials Chemistry, Biomedical Engineering and Polymers and Plastics. According to data from OpenAlex, Umar Khan has authored 58 papers receiving a total of 14.2k indexed citations (citations by other indexed papers that have themselves been cited), including 43 papers in Materials Chemistry, 33 papers in Biomedical Engineering and 16 papers in Polymers and Plastics. Recurrent topics in Umar Khan's work include Graphene research and applications (28 papers), Carbon Nanotubes in Composites (21 papers) and Graphene and Nanomaterials Applications (14 papers). Umar Khan is often cited by papers focused on Graphene research and applications (28 papers), Carbon Nanotubes in Composites (21 papers) and Graphene and Nanomaterials Applications (14 papers). Umar Khan collaborates with scholars based in Ireland, Pakistan and United States. Umar Khan's co-authors include Jonathan N. Coleman, Yurii K. Gun’ko, Arlene O’Neill, Werner J. Blau, Sukanta De, Mustafa Lotya, Peter May, Paul J. King, Conor S. Boland and Claudia Backes and has published in prestigious journals such as Science, Advanced Materials and SHILAP Revista de lepidopterología.

In The Last Decade

Umar Khan

56 papers receiving 13.9k citations

Hit Papers

align trajectories sort by overperformance

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.

Small but strong: A review of the mechanical properties of carbon nanotube–polymer composites

2006 3.2k citations Jonathan N. Coleman, Umar Khan et al. Carbon profile →
Mechanical Reinforcement of Polymers Using Carbon Nanotubes

2006 1.3k citations Jonathan N. Coleman, Umar Khan et al. Advanced Materials profile →
Large‐Scale Exfoliation of Inorganic Layered Compounds in Aqueous Surfactant Solutions

2011 998 citations Ronan J. Smith, Paul J. King et al. Advanced Materials profile →
High‐Concentration Solvent Exfoliation of Graphene

2010 863 citations Umar Khan, Arlene O’Neill et al. Small profile →
High-Concentration, Surfactant-Stabilized Graphene Dispersions

2010 860 citations Mustafa Lotya, Paul J. King et al. ACS Nano profile →
Sensitive electromechanical sensors using viscoelastic graphene-polymer nanocomposites

2016 702 citations Conor S. Boland, Umar Khan et al. profile →
Sensitive, High-Strain, High-Rate Bodily Motion Sensors Based on Graphene–Rubber Composites

2014 668 citations Conor S. Boland, Umar Khan et al. ACS Nano profile →
Preparation of High Concentration Dispersions of Exfoliated MoS₂ with Increased Flake Size

2012 506 citations Arlene O’Neill, Umar Khan et al. profile →
Graphene Dispersion and Exfoliation in Low Boiling Point Solvents

2011 437 citations Arlene O’Neill, Umar Khan et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Umar Khan	9.6k	5.7k	4.2k	3.6k	1.7k	58	14.2k
Elena Bekyarova	8.8k 0.9×	3.8k 0.7×	2.5k 0.6×	3.9k 1.1×	1.4k 0.8×	151	12.2k
Jun Ma	5.5k 0.6×	3.9k 0.7×	4.6k 1.1×	2.6k 0.7×	2.3k 1.4×	290	13.0k
M. Chen‐Chi	6.5k 0.7×	4.0k 0.7×	5.1k 1.2×	3.5k 1.0×	1.9k 1.1×	244	13.4k
Long‐Cheng Tang	5.3k 0.6×	4.9k 0.9×	6.9k 1.6×	1.5k 0.4×	2.4k 1.5×	188	14.0k
Yiyu Feng	7.5k 0.8×	3.7k 0.7×	2.9k 0.7×	4.1k 1.1×	2.5k 1.5×	204	13.7k
Jaime C. Grunlan	7.1k 0.7×	4.0k 0.7×	8.2k 1.9×	2.2k 0.6×	1.2k 0.7×	267	15.5k
Yuan‐Qing Li	3.1k 0.3×	4.1k 0.7×	3.5k 0.8×	2.4k 0.7×	1.8k 1.1×	239	10.4k
Hannes C. Schniepp	8.0k 0.8×	4.7k 0.8×	2.5k 0.6×	3.7k 1.0×	1.2k 0.7×	55	12.2k
Pingkai Jiang	12.8k 1.3×	13.1k 2.3×	7.2k 1.7×	3.0k 0.8×	2.4k 1.5×	255	22.1k
Don N. Futaba	7.5k 0.8×	5.6k 1.0×	3.1k 0.7×	4.4k 1.2×	1.1k 0.7×	137	13.7k

Countries citing papers authored by Umar Khan

Since Specialization

Citations

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

Fields of papers citing papers by Umar Khan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Umar Khan. 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 Umar Khan. The network helps show where Umar Khan may publish in the future.

Co-authorship network of co-authors of Umar Khan

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

All Works

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20 of 20 papers shown

Khan, Umar, Bassam Atallah, & Guillaume Alinier. (2025). Advancing Extracorporeal Life Support in the South-West Asian and African Continent. ASAIO Journal. 71(Supplement 1). 1–1.

Khan, Umar, et al.. (2020). CLINICAL SPECTRUM OF TTHE DISEASES AND THEIR OUTCOME IN ADMITTED CASES OF NEONATAL INTENSIVE CARE UNIT IN A PERIPHERAL MILITARY HOSPITAL IN ABBOTTABAD. SHILAP Revista de lepidopterología.

Khan, Umar, et al.. (2020). Low cost, high performance ultrafiltration membranes from glass fiber-PTFE–graphene composites. Scientific Reports. 10(1). 21123–21123. 8 indexed citations

Boland, Conor S., et al.. (2017). Surface coatings of silver nanowires lead to effective, high conductivity, high-strain, ultrathin sensors. Nanoscale. 9(46). 18507–18515. 51 indexed citations

Khan, Umar, et al.. (2016). Osler–Weber–Rendu syndrome. QJM. 109(9). 615–616. 2 indexed citations

McIntyre, Jennifer, Navin Kumar Verma, Ronan J. Smith, et al.. (2016). A comparison of catabolic pathways induced in primary macrophages by pristine single walled carbon nanotubes and pristine graphene. RSC Advances. 6(70). 65299–65310. 14 indexed citations

Xie, Shaobo, Oana M. Istrate, Peter May, et al.. (2015). Boron nitride nanosheets as barrier enhancing fillers in melt processed composites. Nanoscale. 7(10). 4443–4450. 58 indexed citations

Jan, Rahim, Peter May, Alan P. Bell, et al.. (2014). Enhancing the mechanical properties of BN nanosheet–polymer composites by uniaxial drawing. Nanoscale. 6(9). 4889–4889. 85 indexed citations

Boland, Conor S., Umar Khan, Claudia Backes, et al.. (2014). Sensitive, High-Strain, High-Rate Bodily Motion Sensors Based on Graphene–Rubber Composites. ACS Nano. 8(9). 8819–8830. 668 indexed citations breakdown →

10.

Khan, Umar, et al.. (2012). Polymer Grafting to Single‐Walled Carbon Nanotubes: Effect of Chain Length on Solubility, Graft Density and Mechanical Properties of Macroscopic Structures. Small. 9(4). 552–560. 45 indexed citations

11.

Khan, Umar, Peter May, Arlene O’Neill, et al.. (2012). Polymer reinforcement using liquid-exfoliated boron nitride nanosheets. Nanoscale. 5(2). 581–587. 178 indexed citations

12.

Sorel, Sophie, Umar Khan, & Jonathan N. Coleman. (2012). Flexible, transparent dielectric capacitors with nanostructured electrodes. Applied Physics Letters. 101(10). 37 indexed citations

13.

Khan, Umar, Peter May, Arlene O’Neill, et al.. (2011). Tuning the Mechanical Properties of Composites from Elastomeric to Rigid Thermoplastic by Controlled Addition of Carbon Nanotubes. Small. 7(11). 1579–1586. 34 indexed citations

14.

Smith, Ronan J., Paul J. King, Mustafa Lotya, et al.. (2011). Large‐Scale Exfoliation of Inorganic Layered Compounds in Aqueous Surfactant Solutions. Advanced Materials. 23(34). 3944–3948. 998 indexed citations breakdown →

15.

May, Peter, Umar Khan, Arlene O’Neill, & Jonathan N. Coleman. (2011). Approaching the theoretical limit for reinforcing polymers with graphene. Journal of Materials Chemistry. 22(4). 1278–1282. 157 indexed citations

16.

Khan, Umar, Harshit Porwal, Arlene O’Neill, et al.. (2011). Solvent-Exfoliated Graphene at Extremely High Concentration. Langmuir. 27(15). 9077–9082. 301 indexed citations

17.

Khan, Umar, Arlene O’Neill, Mustafa Lotya, Sukanta De, & Jonathan N. Coleman. (2010). High‐Concentration Solvent Exfoliation of Graphene. Small. 6(7). 864–871. 863 indexed citations breakdown →

18.

Rueda, L., Raquel Fernández, Umar Khan, et al.. (2010). Inverting Polyurethanes Synthesis: Effects on Nano/Micro-Structure and Mechanical Properties. Soft Materials. 9(1). 79–93. 27 indexed citations

19.

Khan, Umar, Kevin Ryan, Werner J. Blau, & Jonathan N. Coleman. (2007). The effect of solvent choice on the mechanical properties of carbon nanotube–polymer composites. Composites Science and Technology. 67(15-16). 3158–3167. 57 indexed citations

20.

Coleman, Jonathan N., Umar Khan, Werner J. Blau, & Yurii K. Gun’ko. (2006). Small but strong: A review of the mechanical properties of carbon nanotube–polymer composites. Carbon. 44(9). 1624–1652. 3226 indexed citations breakdown →

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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