Alexander Nagel

3.3k total citations · 1 hit paper
57 papers, 2.0k citations indexed

About

Alexander Nagel is a scholar working on Applied Mathematics, Mathematical Physics and Geometry and Topology. According to data from OpenAlex, Alexander Nagel has authored 57 papers receiving a total of 2.0k indexed citations (citations by other indexed papers that have themselves been cited), including 46 papers in Applied Mathematics, 24 papers in Mathematical Physics and 21 papers in Geometry and Topology. Recurrent topics in Alexander Nagel's work include Holomorphic and Operator Theory (26 papers), Advanced Harmonic Analysis Research (16 papers) and Analytic and geometric function theory (13 papers). Alexander Nagel is often cited by papers focused on Holomorphic and Operator Theory (26 papers), Advanced Harmonic Analysis Research (16 papers) and Analytic and geometric function theory (13 papers). Alexander Nagel collaborates with scholars based in United States, Italy and Czechia. Alexander Nagel's co-authors include Stephen Wainger, Elias M. Stein, E. M. Stein, Walter Rudin, Fulvio Ricci, N. M. Rivière, Joaquim Bruna, Joel H. Shapiro, Michael Christ and Der‐Chen Chang and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Annals of Mathematics and Transactions of the American Mathematical Society.

In The Last Decade

Alexander Nagel

54 papers receiving 1.6k citations

Hit Papers

Balls and metrics defined by vector fields I: Basic prope... 1985 2026 1998 2012 1985 200 400 600
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. Balls and metrics defined by vector fields I: Basic properties
    1985 607 citations Alexander Nagel, Elias M. Stein et al. Acta Mathematica profile →

Peers

Alexander Nagel
Lawrence Zalcman Israel
Piotr Hajłasz United States
Paolo M. Soardi Italy
Jeremy T. Tyson United States
Washek F. Pfeffer United States
Donatella Danielli United States
信 一松
R. Michael Range United States
Bruce Kleiner United States
Daniel Azagra Spain
Lawrence Zalcman Israel
Alexander Nagel
Citations per year, relative to Alexander Nagel Alexander Nagel (= 1×) peers Lawrence Zalcman

Countries citing papers authored by Alexander Nagel

Since Specialization
Citations

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

Fields of papers citing papers by Alexander Nagel

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alexander Nagel

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

All Works

20 of 20 papers shown
1.
Nagel, Alexander & Philipp Sandner. (2015). Evaluation of New Generic Top Level Domains from a Brand and a Trademark Perspective. SSRN Electronic Journal. 8(1). 93–112. 2 indexed citations
2.
Nagel, Alexander, et al.. (2012). Singular integrals with flag kernels on homogeneous groups: I. Scuola Normale Superiore di Pisa. 26 indexed citations
3.
Nagel, Alexander & Malabika Pramanik. (2009). Maximal averages over linear and monomial polyhedra. Duke Mathematical Journal. 149(2). 9 indexed citations
4.
Nagel, Alexander, Fulvio Ricci, & Elias M. Stein. (2001). Singular Integrals with Flag Kernels and Analysis on Quadratic CR Manifolds. Journal of Functional Analysis. 181(1). 29–118. 67 indexed citations
5.
Christ, Michael, Alexander Nagel, Elias M. Stein, & Stephen Wainger. (1999). Singular and Maximal Radon Transforms: Analysis and Geometry. Annals of Mathematics. 150(2). 489–489. 81 indexed citations
6.
Nagel, Alexander & Nicholas Terpstra. (1999). Michelangelo and the Reform of Art. Quaderni d italianistica. 20(1-2). 272–273. 15 indexed citations
7.
Nagel, Alexander, et al.. (1995). Local reproducing kernels on wedge-like domains with type 2 edges. Pacific Journal of Mathematics. 167(1). 1–47. 3 indexed citations
8.
Nagel, Alexander & Jean-Pierre Rosay. (1991). Maximum modulus sets and reflection sets. Annales de l’institut Fourier. 41(2). 431–466. 2 indexed citations
9.
Ahern, Patrick & Alexander Nagel. (1986). Strong Lp estimates for maximal functions with respect to singular measures; with applications to exceptional sets. Duke Mathematical Journal. 53(2). 15 indexed citations
10.
Nagel, Alexander, Elias M. Stein, & Stephen Wainger. (1985). Balls and metrics defined by vector fields I: Basic properties. Acta Mathematica. 155(0). 103–147. 607 indexed citations breakdown →
11.
Nagel, Alexander & Elias M. Stein. (1984). On certain maximal functions and approach regions. Advances in Mathematics. 54(1). 83–106. 69 indexed citations
12.
Nagel, Alexander, E. M. Stein, & Stephen Wainger. (1978). Differentiation in lacunary directions. Proceedings of the National Academy of Sciences. 75(3). 1060–1062. 78 indexed citations
13.
Nagel, Alexander & Stephen Wainger. (1976). Hilbert Transforms Associated With Plane Curves. Transactions of the American Mathematical Society. 223. 235–235. 14 indexed citations
14.
Nagel, Alexander & Stephen Wainger. (1976). Hilbert transforms associated with plane curves. Transactions of the American Mathematical Society. 223(0). 235–252. 26 indexed citations
15.
Nagel, Alexander, N. M. Rivière, & Stephen Wainger. (1976). A maximal function associated to the curve ( t, t 2 ). Proceedings of the National Academy of Sciences. 73(5). 1416–1417. 17 indexed citations
16.
Nagel, Alexander. (1974). Cohomology, Maximal Ideals, and Point Evaluations. Proceedings of the American Mathematical Society. 42(1). 47–47.
17.
Nagel, Alexander. (1974). Modules over sheaves of holomorphic functions with differentiable boundary values. Illinois Journal of Mathematics. 18(3). 1 indexed citations
18.
Nagel, Alexander. (1973). Flatness criteria for modules of holomorphic functions over 𝒪n. Duke Mathematical Journal. 40(2). 4 indexed citations
19.
Nagel, Alexander. (1972). Cohomology of sheaves of holomorphic functions satisfying boundary conditions on product domains. Transactions of the American Mathematical Society. 172. 133–133. 9 indexed citations
20.
Kerzman, Norberto & Alexander Nagel. (1971). Finitely generated ideals in certain function algebras. Journal of Functional Analysis. 7(1). 212–215. 32 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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