Thomas Walczyk

6.6k total citations · 4 hit papers
78 papers, 4.9k citations indexed

About

Thomas Walczyk is a scholar working on Hematology, Nutrition and Dietetics and Plant Science. According to data from OpenAlex, Thomas Walczyk has authored 78 papers receiving a total of 4.9k indexed citations (citations by other indexed papers that have themselves been cited), including 36 papers in Hematology, 29 papers in Nutrition and Dietetics and 20 papers in Plant Science. Recurrent topics in Thomas Walczyk's work include Iron Metabolism and Disorders (36 papers), Trace Elements in Health (17 papers) and Plant Micronutrient Interactions and Effects (15 papers). Thomas Walczyk is often cited by papers focused on Iron Metabolism and Disorders (36 papers), Trace Elements in Health (17 papers) and Plant Micronutrient Interactions and Effects (15 papers). Thomas Walczyk collaborates with scholars based in Switzerland, Singapore and Germany. Thomas Walczyk's co-authors include Richard F. Hurrell, Lena Davidsson, Klaus G. Heumann, Joachim Völkening, Friedhelm von Blanckenburg, Christophe Zeder, N.E. Holden, Tyler B. Coplen, Michael Berglund and Paul De Bièvre and has published in prestigious journals such as Science, Blood and Analytical Chemistry.

In The Last Decade

Thomas Walczyk

75 papers receiving 4.7k citations

Hit Papers

Isotopic compositions o... 1991 2026 2002 2014 2016 2016 1991 2013 100 200 300 400 500
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. Isotopic compositions of the elements 2013 (IUPAC Technical Report)
    2016 537 citations Thomas Walczyk et al. Pure and Applied Chemistry profile →
  2. Atomic weights of the elements 2013 (IUPAC Technical Report)
    2016 502 citations Thomas Walczyk et al. Pure and Applied Chemistry profile →
  3. Osmium isotope ratio determinations by negative thermal ionization mass spectrometry
    1991 473 citations Thomas Walczyk et al. profile →
  4. Atomic weights of the elements 2011 (IUPAC Technical Report)
    2013 369 citations Thomas Walczyk et al. Pure and Applied Chemistry profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Thomas Walczyk Switzerland 36 1.4k 1.2k 829 483 473 78 4.9k
Martin D. de Jonge Australia 46 788 0.6× 124 0.1× 848 1.0× 375 0.8× 137 0.3× 170 6.7k
Ryszard Łobiński France 61 3.9k 2.9× 212 0.2× 1.2k 1.5× 24 0.0× 393 0.8× 329 12.4k
Ilia Rodushkin Sweden 44 482 0.4× 72 0.1× 460 0.6× 230 0.5× 836 1.8× 136 5.3k
Toshiyuki Fujii Japan 37 310 0.2× 56 0.0× 113 0.1× 491 1.0× 364 0.8× 238 5.1k
J. Ignacio García Alonso Spain 39 743 0.5× 71 0.1× 444 0.5× 33 0.1× 592 1.3× 208 5.3k
Juris Meija Canada 32 486 0.4× 26 0.0× 257 0.3× 172 0.4× 621 1.3× 176 4.2k
Norbert Jakubowski Germany 47 527 0.4× 67 0.1× 224 0.3× 51 0.1× 274 0.6× 158 5.8k
Marvin Margoshes United States 17 961 0.7× 264 0.2× 187 0.2× 129 0.3× 24 0.1× 40 2.8k
R. S. Houk United States 47 406 0.3× 50 0.0× 138 0.2× 205 0.4× 513 1.1× 173 7.3k
Scott D. Tanner Canada 37 174 0.1× 221 0.2× 38 0.0× 159 0.3× 367 0.8× 55 6.9k

Countries citing papers authored by Thomas Walczyk

Since Specialization
Citations

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

Fields of papers citing papers by Thomas Walczyk

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Thomas Walczyk

This figure shows the co-authorship network connecting the top 25 collaborators of Thomas Walczyk. A scholar is included among the top collaborators of Thomas Walczyk 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 Thomas Walczyk. Thomas Walczyk 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.
Shaw, David G., Ian Bruno, Stuart Chalk, et al.. (2023). Chemical data evaluation: general considerations and approaches for IUPAC projects and the chemistry community (IUPAC Technical Report). Pure and Applied Chemistry. 95(10). 1107–1120.
2.
Moughan, Paul J., et al.. (2019). Iron bioavailability of a casein-based iron fortificant compared with that of ferrous sulfate in whole milk: a randomized trial with a crossover design in adult women. American Journal of Clinical Nutrition. 110(6). 1362–1369. 16 indexed citations
3.
Walczyk, Thomas, Sumithra Muthayya, Rita Wegmüller, et al.. (2014). Inhibition of Iron Absorption by Calcium Is Modest in an Iron-Fortified, Casein- and Whey-Based Drink in Indian Children and Is Easily Compensated for by Addition of Ascorbic Acid. Journal of Nutrition. 144(11). 1703–1709. 36 indexed citations
4.
Walczyk, Thomas, et al.. (2012). A Monte Carlo approach for estimating measurement uncertainty using standard spreadsheet software. Analytical and Bioanalytical Chemistry. 402(7). 2463–2469. 51 indexed citations
5.
Chen, Jie‐Hua, et al.. (2012). Stable iron isotope tracing reveals significant brain iron uptake in adult rats. Metallomics. 5(2). 167–167. 27 indexed citations
6.
Petry, Nicolai, Ines Egli, Christophe Zeder, Thomas Walczyk, & Richard F. Hurrell. (2010). Polyphenols and Phytic Acid Contribute to the Low Iron Bioavailability from Common Beans in Young Women ,. Journal of Nutrition. 140(11). 1977–1982. 157 indexed citations
7.
Thankachan, Prashanth, Thomas Walczyk, Sumithra Muthayya, Anura V. Kurpad, & Richard F. Hurrell. (2008). Iron absorption in young Indian women: the interaction of iron status with the influence of tea and ascorbic acid. American Journal of Clinical Nutrition. 87(4). 881–886. 123 indexed citations
8.
Meile, Léo, et al.. (2008). Ferritin-Iron Is Released during Boiling and In Vitro Gastric Digestion , ,3. Journal of Nutrition. 138(5). 878–884. 77 indexed citations
9.
Bonsmann, Stefan Storcksdieck genannt, et al.. (2007). Nonheme Iron Absorption in Young Women Is Not Influenced by Purified Sulfated and Unsulfated Glycosaminoglycans. Journal of Nutrition. 137(5). 1161–1164. 13 indexed citations
10.
Hillegonds, D. J., John S. Vogel, C. Geppert, et al.. (2006). Labeling the human skeleton with 41Ca to assess changes in bone calcium metabolism. Analytical and Bioanalytical Chemistry. 386(6). 1587–1602. 31 indexed citations
11.
Walczyk, Thomas, Siriporn Tuntipopipat, Christophe Zeder, et al.. (2005). Iron absorption by human subjects from different iron fortification compounds added to Thai fish sauce. European Journal of Clinical Nutrition. 59(5). 668–674. 28 indexed citations
12.
Davidsson, Lena, Ekhard E. Ziegler, Christophe Zeder, Thomas Walczyk, & Richard F. Hurrell. (2005). Sodium iron EDTA [NaFe(III)EDTA] as a food fortificant: erythrocyte incorporation of iron and apparent absorption of zinc, copper, calcium, and magnesium from a complementary food based on wheat and soy in healthy infants. American Journal of Clinical Nutrition. 81(1). 104–109. 35 indexed citations
13.
Fidler, Meredith C., Lena Davidsson, Thomas Walczyk, & Richard F. Hurrell. (2003). Iron absorption from fish sauce and soy sauce fortified with sodium iron EDTA. American Journal of Clinical Nutrition. 78(2). 274–278. 46 indexed citations
14.
Walczyk, Thomas, Lena Davidsson, Lena Rossander-Hulthén, Leif Hallberg, & Richard F. Hurrell. (2003). No enhancing effect of vitamin A on iron absorption in humans. American Journal of Clinical Nutrition. 77(1). 144–149. 48 indexed citations
15.
Davidsson, Lena, Pierre Adou, Christophe Zeder, Thomas Walczyk, & Richard F. Hurrell. (2003). The effect of retinyl palmitate added to iron-fortified maize porridge on erythrocyte incorporation of iron in African children with vitamin A deficiency. British Journal Of Nutrition. 90(2). 337–343. 24 indexed citations
16.
Zimmermann, Michael, et al.. (2003). Measurement of magnesium absorption and retention in type 2 diabetic patients with the use of stable isotopes. American Journal of Clinical Nutrition. 78(3). 448–453. 30 indexed citations
17.
Davidsson, Lena, Triantafillia Dimitriou, Erick Boy, Thomas Walczyk, & Richard F. Hurrell. (2002). Iron bioavailability from iron-fortified Guatemalan meals based on corn tortillas and black bean paste. American Journal of Clinical Nutrition. 75(3). 535–539. 55 indexed citations
18.
Walczyk, Thomas. (2001). The potential of inorganic mass spectrometry in mineral and trace element nutrition research. Analytical and Bioanalytical Chemistry. 370(5). 444–453. 26 indexed citations
19.
Davidsson, Lena, Triantafillia Dimitriou, Thomas Walczyk, & Richard F. Hurrell. (2001). Iron absorption from experimental infant formulas based on pea (Pisum sativum)-protein isolate: the effect of phytic acid and ascorbic acid. British Journal Of Nutrition. 85(1). 59–63. 41 indexed citations
20.
Davidsson, Lena, et al.. (1998). Influence of ascorbic acid on iron absorption from an iron-fortified, chocolate-flavored milk drink in Jamaican children. American Journal of Clinical Nutrition. 67(5). 873–877. 48 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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