Paul Gradl

4.4k total citations · 2 hit papers
97 papers, 3.0k citations indexed

About

Paul Gradl is a scholar working on Mechanical Engineering, Automotive Engineering and Aerospace Engineering. According to data from OpenAlex, Paul Gradl has authored 97 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 68 papers in Mechanical Engineering, 54 papers in Automotive Engineering and 35 papers in Aerospace Engineering. Recurrent topics in Paul Gradl's work include Additive Manufacturing Materials and Processes (67 papers), Additive Manufacturing and 3D Printing Technologies (54 papers) and Rocket and propulsion systems research (30 papers). Paul Gradl is often cited by papers focused on Additive Manufacturing Materials and Processes (67 papers), Additive Manufacturing and 3D Printing Technologies (54 papers) and Rocket and propulsion systems research (30 papers). Paul Gradl collaborates with scholars based in United States, Netherlands and Germany. Paul Gradl's co-authors include Anton du Plessis, Jean Pitot, Michael J. Brooks, Filippo Berto, Glen Snedden, Elena López, Martin Leary, Christopher S. Protz, David L. Ellis and Nima Shamsaei and has published in prestigious journals such as Nature, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

Paul Gradl

88 papers receiving 2.9k 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.

Metal additive manufacturing in aerospace: A review

2021 1.4k citations Paul Gradl et al. Materials & Design profile →
A 3D printable alloy designed for extreme environments

2023 125 citations Timothy M. Smith, Christopher Kantzos et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Paul Gradl United States	23	2.5k	1.6k	459	424	332	97	3.0k
Youxiang Chew Singapore	33	3.0k 1.2×	1.2k 0.7×	595 1.3×	627 1.5×	237 0.7×	67	3.3k
Aref Yadollahi United States	16	4.1k 1.7×	2.6k 1.6×	221 0.5×	623 1.5×	451 1.4×	33	4.4k
Mohsen Seifi United States	23	3.3k 1.4×	1.9k 1.2×	513 1.1×	881 2.1×	323 1.0×	42	3.6k
Wenda Tan United States	23	2.4k 1.0×	1.3k 0.8×	296 0.6×	470 1.1×	197 0.6×	50	2.9k
Elena López Germany	15	1.7k 0.7×	1.1k 0.7×	184 0.4×	297 0.7×	265 0.8×	73	2.1k
Chu Lun Alex Leung United Kingdom	27	2.5k 1.0×	1.4k 0.9×	303 0.7×	411 1.0×	177 0.5×	68	2.9k
Xiaoying Fang China	26	2.4k 1.0×	1.2k 0.8×	203 0.4×	671 1.6×	238 0.7×	70	2.8k
Jun Xiong China	30	3.0k 1.2×	1.7k 1.0×	199 0.4×	248 0.6×	464 1.4×	96	3.3k
Chunlei Qiu United Kingdom	26	3.7k 1.5×	2.1k 1.3×	291 0.6×	1.0k 2.4×	195 0.6×	36	3.9k
Andrew J. Pinkerton United Kingdom	35	3.5k 1.4×	1.6k 1.0×	345 0.8×	463 1.1×	279 0.8×	102	3.8k

Countries citing papers authored by Paul Gradl

Since Specialization

Citations

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

Fields of papers citing papers by Paul Gradl

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Paul Gradl

This figure shows the co-authorship network connecting the top 25 collaborators of Paul Gradl. A scholar is included among the top collaborators of Paul Gradl 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 Paul Gradl. Paul Gradl 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

Gradl, Paul, Angelo Cervone, & Piero Colonna. (2025). Enhancement of friction factors for microchannels fabricated using laser powder directed energy deposition. Materials & Design. 251. 113673–113673.

Muhammad, Muztahid, Reza Ghiaasiaan, Paul Gradl, et al.. (2025). Temperature-dependent fatigue behavior of additively manufactured Hastelloy-X: The effect of manufacturing process. Journal of Manufacturing Processes. 136. 123–136. 3 indexed citations

Ghiaasiaan, Reza, et al.. (2025). Additively Manufactured Scalmalloy via Laser Powder Bed Fusion (L‐PBF): Temperature‐Dependent Tensile and Fatigue Behaviors. Fatigue & Fracture of Engineering Materials & Structures. 48(4). 1496–1513. 4 indexed citations

Gradl, Paul, et al.. (2025). Reactive additively manufactured 6061 aluminum alloy by LP-DED: Effects of laser type and powder reuse on anisotropic tensile and fatigue behaviors. Engineering Failure Analysis. 185. 110408–110408.

Ligrani, Phillip M., et al.. (2025). Heat transfer and aerodynamic losses of additively manufactured turbine alloy blades with different surface enhancement post-processing. International Journal of Thermal Sciences. 214. 109914–109914. 4 indexed citations

Smith, Timothy M., Christopher Kantzos, Bryan J. Harder, et al.. (2025). The mechanisms underlying the enhanced high-temperature properties of GRX-810. Nature Communications. 17(1). 963–963. 1 indexed citations

Gradl, Paul, et al.. (2025). Multi-Scale Mechanical Characterization of Additively Manufactured GRCop-42 and GRCop-84 Alloys. JOM. 77(12). 9973–9989.

Williams, Benjamin B., et al.. (2025). Additively manufactured GRCop-42 copper-alloy combustion chamber failure analysis: The role of build interruptions. Engineering Failure Analysis. 177. 109710–109710. 2 indexed citations

Ghiaasiaan, Reza, et al.. (2024). Tensile and fatigue behaviors of newly developed HAYNES® 233 alloy: Additively manufactured vs. wrought. Materials & Design. 244. 113165–113165. 4 indexed citations

10.

Gradl, Paul, et al.. (2024). High-temperature behavior of additively manufactured Haynes 214: Ductility loss and deformation mechanisms transition. Additive manufacturing. 97. 104600–104600. 1 indexed citations

11.

Mayeur, Jason R., et al.. (2024). Effects of size, geometry, and testing temperature on additively manufactured Ti-6Al-4V titanium alloy. Additive manufacturing. 80. 103970–103970. 17 indexed citations

12.

Gradl, Paul, et al.. (2024). Characterization of oscillatory magnetic field-assisted finishing of directed energy deposition NASA HR-1 integral channels. Manufacturing Letters. 41. 670–678.

13.

Gradl, Paul, et al.. (2024). Effect of Surface Finish and Temperature on Low Cycle Fatigue Behavior of GRCop‐42. Fatigue & Fracture of Engineering Materials & Structures. 48(2). 840–856. 2 indexed citations

14.

Gradl, Paul, et al.. (2024). Size effect characteristics and influences on fatigue behavior of laser powder bed fusion of thin wall GRCop-42 copper alloy. Heliyon. 10(7). e28679–e28679. 10 indexed citations

15.

Soltani-Tehrani, Arash, et al.. (2023). Mechanical properties of laser powder directed energy deposited NASA HR-1 superalloy: Effects of powder reuse and part orientation. Thin-Walled Structures. 185. 110636–110636. 15 indexed citations

16.

Bhandari, Uttam, et al.. (2023). Machine-Learning-Based Thermal Conductivity Prediction for Additively Manufactured Alloys. Journal of Manufacturing and Materials Processing. 7(5). 160–160. 10 indexed citations

17.

Gradl, Paul, Angelo Cervone, & Eberhard Gill. (2022). Surface texture characterization for thin-wall NASA HR-1 Fe–Ni–Cr alloy using laser powder directed energy deposition (LP-DED). SHILAP Revista de lepidopterología. 4. 100084–100084. 22 indexed citations

18.

Schneider, Judy & Paul Gradl. (2022). Directed Energy Deposition Moves Outside the Box. AM&P Technical Articles. 180(5). 13–18. 1 indexed citations

19.

Gradl, Paul, et al.. (2021). Geometric feature reproducibility for laser powder bed fusion (L-PBF) additive manufacturing with Inconel 718. Additive manufacturing. 47. 102305–102305. 46 indexed citations

20.

Gradl, Paul, et al.. (2021). Microstructure and hardness comparison of as-built inconel 625 alloy following various additive manufacturing processes. Results in Materials. 12. 100239–100239. 47 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.

Explore authors with similar magnitude of impact