P. Apell

3.8k total citations · 1 hit paper
74 papers, 3.2k citations indexed

About

P. Apell is a scholar working on Atomic and Molecular Physics, and Optics, Surfaces, Coatings and Films and Biomedical Engineering. According to data from OpenAlex, P. Apell has authored 74 papers receiving a total of 3.2k indexed citations (citations by other indexed papers that have themselves been cited), including 61 papers in Atomic and Molecular Physics, and Optics, 20 papers in Surfaces, Coatings and Films and 15 papers in Biomedical Engineering. Recurrent topics in P. Apell's work include Surface and Thin Film Phenomena (28 papers), Electron and X-Ray Spectroscopy Techniques (17 papers) and Advanced Chemical Physics Studies (10 papers). P. Apell is often cited by papers focused on Surface and Thin Film Phenomena (28 papers), Electron and X-Ray Spectroscopy Techniques (17 papers) and Advanced Chemical Physics Studies (10 papers). P. Apell collaborates with scholars based in Sweden, Spain and United States. P. Apell's co-authors include Mikael Käll, Javier Aizpurua, Hongxing Xu, R. Monreal, Peter Johansson, David R. Penn, S. Lundqvist, B. N. J. Persson, Weihua Wang and Jari M. Kinaret and has published in prestigious journals such as Physical Review Letters, SHILAP Revista de lepidopterología and Nano Letters.

In The Last Decade

P. Apell

71 papers receiving 3.1k 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.

Electromagnetic contributions to single-molecule sensitivity in surface-enhanced Raman scattering

2000 1.4k citations Javier Aizpurua, Mikael Käll et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
P. Apell Sweden	24	1.7k	1.5k	1.3k	944	547	74	3.2k
Emmanuel Bénichou France	28	1.4k 0.8×	1.4k 0.9×	1.3k 1.0×	601 0.6×	419 0.8×	96	2.8k
Jeffrey M. McMahon United States	26	2.8k 1.6×	2.4k 1.6×	1.2k 0.9×	1.6k 1.6×	602 1.1×	45	4.6k
Johan Grand France	29	1.9k 1.1×	1.5k 1.0×	541 0.4×	760 0.8×	392 0.7×	80	2.8k
R. W. Rendell United States	34	906 0.5×	921 0.6×	1.3k 1.0×	1.7k 1.8×	943 1.7×	101	3.8k
Tatjana Wilk Germany	15	1.4k 0.8×	1.3k 0.8×	2.4k 1.9×	664 0.7×	484 0.9×	25	4.0k
Malcolm Kadodwala United Kingdom	24	1.6k 1.0×	1.5k 1.0×	1.4k 1.1×	691 0.7×	581 1.1×	77	3.0k
Ralf Vogelgesang Germany	32	2.0k 1.2×	2.9k 1.9×	1.5k 1.2×	749 0.8×	1.1k 2.0×	79	4.0k
Kenjiro Miyano Japan	46	3.0k 1.7×	899 0.6×	1.5k 1.2×	3.3k 3.5×	3.0k 5.5×	205	7.1k
Aitzol García‐Etxarri Spain	26	2.3k 1.3×	2.6k 1.7×	1.4k 1.1×	695 0.7×	929 1.7×	50	3.8k
Rubén Esteban Spain	34	3.8k 2.2×	4.5k 3.0×	2.5k 2.0×	1.2k 1.3×	1.8k 3.2×	82	6.5k

Countries citing papers authored by P. Apell

Since Specialization

Citations

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

Fields of papers citing papers by P. Apell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of P. Apell

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

Helgadóttir, Saga, Santosh Pandit, V. R. S. S. Mokkapati, et al.. (2017). Vitamin C Pretreatment Enhances the Antibacterial Effect of Cold Atmospheric Plasma. Frontiers in Cellular and Infection Microbiology. 7. 43–43. 43 indexed citations

2.

García‐Etxarri, Aitzol, P. Apell, Mikael Käll, & Javier Aizpurua. (2012). A combination of concave/convex surfaces for field-enhancement optimization: the indented nanocone. Optics Express. 20(23). 25201–25201. 12 indexed citations

3.

Wang, Weihua, P. Apell, & Jari M. Kinaret. (2011). Edge plasmons in graphene nanostructures. Physical Review B. 84(8). 73 indexed citations

4.

Apell, P., et al.. (2010). Wounds as probes of electrical properties of skin. SHILAP Revista de lepidopterología. 1(1). 63–70. 5 indexed citations

5.

Penn, David R., P. Apell, & Peter Johansson. (2001). Theory of a magnetic microscope with nanometer resolution. APS March Meeting Abstracts.

6.

Erlandsson, R. & P. Apell. (2000). Progress in scanning probe microscopy: High resolution force microscopy and spectroscopy. Current Science. 78(12). 1445–1457. 1 indexed citations

7.

Apell, P., et al.. (2000). Long lived electronic states. Solid State Communications. 113(8). 465–469. 1 indexed citations

8.

Rivacoba, A., P. Apell, & Nerea Zabala. (1995). Energy loss probability of STEM electrons in cylindrical surfaces. Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms. 96(3-4). 465–469. 31 indexed citations

9.

Apell, P. & O. Hunderi. (1993). Superlattice stop modes. Physica Scripta. 48(4). 494–496.

10.

Apell, P. & A. Tagliacozzo. (1988). Single Electron Tunneling. physica status solidi (b). 145(2). 483–491. 9 indexed citations

11.

Apell, P., R. Monreal, & S. Lundqvist. (1988). Photoluminescence of noble metals. Physica Scripta. 38(2). 174–179. 144 indexed citations

12.

Apell, P., et al.. (1986). Saturation Effects of the Atom-metal Van der Waals Interaction. Physica Scripta. 33(2). 173–179. 8 indexed citations

13.

Apell, P.. (1984). Non-Local Effects in the Far-Infrared Absorption of Small Metal Particles. Physica Scripta. 29(2). 146–149. 11 indexed citations

14.

Apell, P. & S. Lundqvist. (1984). Surface Electromagnetic Waves and Surface Plasmons at a Bimetallic Interface. Physica Scripta. 30(5). 360–366. 6 indexed citations

15.

Penn, David R. & P. Apell. (1983). Anomalous electron energy loss in small spheres. Journal of Physics C Solid State Physics. 16(29). 5729–5743. 18 indexed citations

16.

Burstein, E., et al.. (1983). THE VALENCE ELECTRON EXCITATIONS AND THE OPTICAL PROPERTIES OF ADSORBED ATOMS AND MOLECULES ON METAL SURFACES. Le Journal de Physique Colloques. 44(C10). C10–429. 2 indexed citations

17.

Apell, P. & David R. Penn. (1983). Optical Properties of Small Metal Spheres: Surface Effects. Physical Review Letters. 50(17). 1316–1319. 74 indexed citations

18.

Apell, P., et al.. (1982). On the Hydrodynamical Theory for Surface Plasmons. Physica Scripta. 25(4). 587–591. 30 indexed citations

19.

Apell, P.. (1982). On the Surface Photoelectric Effect in Aluminum. Physica Scripta. 25(1A). 57–64. 24 indexed citations

20.

Apell, P., et al.. (1981). Quantum Size Effects in Photoelectric Yield Spectra of Thin Films. Physica Scripta. 23(5A). 815–824. 7 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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