Tomas Hirschfeld

3.1k total citations · 1 hit paper
67 papers, 2.4k citations indexed

About

Tomas Hirschfeld is a scholar working on Analytical Chemistry, Biophysics and Spectroscopy. According to data from OpenAlex, Tomas Hirschfeld has authored 67 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 23 papers in Analytical Chemistry, 20 papers in Biophysics and 16 papers in Spectroscopy. Recurrent topics in Tomas Hirschfeld's work include Spectroscopy and Chemometric Analyses (21 papers), Spectroscopy Techniques in Biomedical and Chemical Research (20 papers) and Spectroscopy and Laser Applications (11 papers). Tomas Hirschfeld is often cited by papers focused on Spectroscopy and Chemometric Analyses (21 papers), Spectroscopy Techniques in Biomedical and Chemical Research (20 papers) and Spectroscopy and Laser Applications (11 papers). Tomas Hirschfeld collaborates with scholars based in United States and Uruguay. Tomas Hirschfeld's co-authors include Paul A. Wilks, Gary M. Hieftje, D. E. Honigs, Bruce R. Kowalski, DEBORAH ILLMAN, William Carey, Kenneth R. Beebe, Stanley M. Klainer, Fred P. Milanovich and Thomas R. Glass and has published in prestigious journals such as Science, Applied Physics Letters and Analytical Chemistry.

In The Last Decade

Tomas Hirschfeld

63 papers receiving 2.0k 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.

Internal Reflection Spectroscopy

1967 1.2k citations Paul A. Wilks, Tomas Hirschfeld Applied Spectroscopy Reviews profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Tomas Hirschfeld United States	20	625	530	469	465	401	67	2.4k
Thomas J. Vickers United States	27	382 0.6×	937 1.8×	326 0.7×	550 1.2×	152 0.4×	102	2.0k
Jyrki Kauppinen Finland	21	459 0.7×	488 0.9×	488 1.0×	962 2.1×	112 0.3×	49	2.9k
W. F. Maddams United Kingdom	28	341 0.5×	518 1.0×	205 0.4×	420 0.9×	98 0.2×	110	2.9k
James B. Callis United States	32	1.1k 1.8×	908 1.7×	607 1.3×	803 1.7×	815 2.0×	72	3.9k
Chieu D. Tran United States	36	1.2k 1.9×	434 0.8×	580 1.2×	743 1.6×	200 0.5×	148	4.5k
James A. de Haseth United States	16	654 1.0×	610 1.2×	401 0.9×	664 1.4×	59 0.1×	48	2.4k
Michael L. Myrick United States	32	783 1.3×	725 1.4×	745 1.6×	334 0.7×	204 0.5×	173	3.4k
Richard D. Snook United Kingdom	25	945 1.5×	580 1.1×	348 0.7×	344 0.7×	96 0.2×	78	2.7k
John M. Chalmers United Kingdom	17	503 0.8×	686 1.3×	220 0.5×	392 0.8×	52 0.1×	31	2.4k
M. Grasserbauer Austria	32	634 1.0×	863 1.6×	1.2k 2.5×	470 1.0×	170 0.4×	257	4.1k

Countries citing papers authored by Tomas Hirschfeld

Since Specialization

Citations

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

Fields of papers citing papers by Tomas Hirschfeld

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tomas Hirschfeld

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

1.

Glass, Thomas R., Steve J. Lackie, & Tomas Hirschfeld. (1987). Effect of numerical aperture on signal level in cylindrical waveguide evanescent fluorosensors. Applied Optics. 26(11). 2181–2181. 54 indexed citations

2.

Fuh, Ming‐Ren, Lloyd W. Burgess, Tomas Hirschfeld, Gary D. Christian, & Francis Wang. (1987). Single fibre optic fluorescence pH probe. The Analyst. 112(8). 1159–1159. 63 indexed citations

3.

Carey, William, Kenneth R. Beebe, Bruce R. Kowalski, DEBORAH ILLMAN, & Tomas Hirschfeld. (1986). Selection of adsorbates for chemical sensor arrays by pattern recognition. Analytical Chemistry. 58(1). 149–153. 165 indexed citations

4.

Angel, S. M. & Tomas Hirschfeld. (1986). Fiber-optic sensors for use in the geothermal well. Conference on Lasers and Electro-Optics. FR4–FR4. 1 indexed citations

5.

Hirschfeld, Tomas. (1985). Learning Algorithms In The Infrared. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 553. 307–307. 1 indexed citations

6.

Hirschfeld, Tomas. (1985). Next stage in laboratory robotics. TrAC Trends in Analytical Chemistry. 4(8). 195–199. 3 indexed citations

7.

Honigs, D. E., Gary M. Hieftje, Howard Mark, & Tomas Hirschfeld. (1985). Unique-sample selection via near-infrared spectral subtraction. Analytical Chemistry. 57(12). 2299–2303. 43 indexed citations

8.

Hirschfeld, Tomas. (1982). A Possible Fourier Transform Laser Spectrometer for Tunable Lidar and Laboratory Spectroscopy. Applied Spectroscopy. 36(3). 329–330.

9.

Hirschfeld, Tomas. (1979). Digitization Noise in Fourier Transform Infrared Spectroscopy and Gain Ranging. Applied Spectroscopy. 33(5). 525–527. 6 indexed citations

10.

Hirschfeld, Tomas. (1978). Dynamic range improvement in Fourier transform infrared spectrometry. Analytical Chemistry. 50(8). 1225–1226. 5 indexed citations

11.

Hirschfeld, Tomas. (1978). Benefits of Signal Modulation within the Electrical Bandpass of a Fourier Transform Spectrometer: Fourier Transform-Raman Spectroscopy?. Applied Spectroscopy. 32(5). 514–515. 1 indexed citations

12.

Hirschfeld, Tomas, et al.. (1977). Virometer: Real Time Virus Detection and Identification in Biological Fluids. Optical Engineering. 16(4). 10 indexed citations

13.

Caulfield, H. John & Tomas Hirschfeld. (1977). Propagation of ultrashort pulses through lenses. Applied Optics. 16(5). 1181–1181. 4 indexed citations

14.

Hirschfeld, Tomas. (1976). Optical microscopic observation of single small molecules (A). Journal of the Optical Society of America A. 66. 1124. 2 indexed citations

15.

Hirschfeld, Tomas. (1976). Limits of analysis. Analytical Chemistry. 48(1). 16A–31a. 8 indexed citations

16.

Hirschfeld, Tomas. (1975). Optimizing Fourier Transform Spectrometer Beam Splitters for High Efficiency and Minimum Polarization. Applied Spectroscopy. 29(2). 192–193. 7 indexed citations

17.

Hirschfeld, Tomas. (1974). Long Path Infrared Spectroscopic Detection of Atmospheric Pollutants. Optical Engineering. 13(1). 4 indexed citations

18.

Hirschfeld, Tomas. (1967). Procedures for Attenuated Total Reflection Study of Extremely Small Samples. Applied Optics. 6(4). 715–715. 12 indexed citations

19.

Wilks, Paul A. & Tomas Hirschfeld. (1967). Internal Reflection Spectroscopy. Applied Spectroscopy Reviews. 1(1). 99–130. 1175 indexed citations breakdown →

20.

Hirschfeld, Tomas. (1964). An Improved Resolution Criterion. Applied Optics. 3(10). 1187–1187. 1 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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