Anna Pękal

1.6k total citations · 1 hit paper
17 papers, 1.3k citations indexed

About

Anna Pękal is a scholar working on Biochemistry, Pathology and Forensic Medicine and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, Anna Pękal has authored 17 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Biochemistry, 6 papers in Pathology and Forensic Medicine and 5 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in Anna Pękal's work include Phytochemicals and Antioxidant Activities (9 papers), Tea Polyphenols and Effects (6 papers) and Medical Imaging Techniques and Applications (5 papers). Anna Pękal is often cited by papers focused on Phytochemicals and Antioxidant Activities (9 papers), Tea Polyphenols and Effects (6 papers) and Medical Imaging Techniques and Applications (5 papers). Anna Pękal collaborates with scholars based in Poland. Anna Pękal's co-authors include Krystyna Pyrzyńska, Magdalena Biesaga, Krzysztof Kilian, Maciej Wójcik, J. Choiński and P. Napiorkowski and has published in prestigious journals such as SHILAP Revista de lepidopterología, Journal of the Science of Food and Agriculture and Microchemical Journal.

In The Last Decade

Anna Pękal

17 papers receiving 1.3k 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.

Evaluation of Aluminium Complexation Reaction for Flavonoid Content Assay

2014 712 citations Anna Pękal, Krystyna Pyrzyńska Food Analytical Methods profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Anna Pękal Poland	10	472	412	328	224	167	17	1.3k
Dilek Özyurt Türkiye	10	667 1.4×	368 0.9×	361 1.1×	237 1.1×	262 1.6×	17	1.3k
Petra Kotnik Slovenia	16	492 1.0×	452 1.1×	505 1.5×	237 1.1×	195 1.2×	39	1.6k
Nathan R. Perron United States	7	433 0.9×	255 0.6×	189 0.6×	296 1.3×	255 1.5×	11	1.5k
Marica Medič-Šarić Croatia	20	350 0.7×	585 1.4×	506 1.5×	236 1.1×	176 1.1×	63	1.6k
Klára Szentmihályi Hungary	19	316 0.7×	418 1.0×	294 0.9×	266 1.2×	79 0.5×	135	1.4k
Tatjana Majkić Serbia	13	528 1.1×	341 0.8×	447 1.4×	279 1.2×	87 0.5×	26	1.2k
Widiastuti Setyaningsih Indonesia	19	303 0.6×	304 0.7×	342 1.0×	175 0.8×	89 0.5×	98	1.1k
Dorota Wianowska Poland	24	563 1.2×	623 1.5×	483 1.5×	416 1.9×	175 1.0×	71	1.8k
Birsen Demirata Türkiye	18	758 1.6×	407 1.0×	407 1.2×	288 1.3×	354 2.1×	33	1.8k
Kevser Sözgen Başkan Türkiye	18	387 0.8×	242 0.6×	266 0.8×	217 1.0×	176 1.1×	33	1.2k

Countries citing papers authored by Anna Pękal

Since Specialization

Citations

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

Fields of papers citing papers by Anna Pękal

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Anna Pękal

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

All Works

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17 of 17 papers shown

Kilian, Krzysztof, et al.. (2016). Synthesis of ¹¹C-methionine through gas phase iodination using Synthra MeI_Plus synthesis module. Nukleonika. 61(1). 29–33. 8 indexed citations

Pękal, Anna & Krystyna Pyrzyńska. (2015). Effect of pH and metal ions on DPPH radical scavenging activity of tea. International Journal of Food Sciences and Nutrition. 66(1). 58–62. 61 indexed citations

Kilian, Krzysztof & Anna Pękal. (2015). Synthesis of Endogenous Compounds Labeled with¹¹C for Positron Emission Tomography. Acta Physica Polonica A. 127(5). 1475–1478. 1 indexed citations

Kilian, Krzysztof, et al.. (2015). Distribution and separation of metallic and radionuclidic impurities in the production of 18F-fluorodeoxyglucose. Journal of Radioanalytical and Nuclear Chemistry. 307(2). 1037–1043. 6 indexed citations

Kilian, Krzysztof, et al.. (2014). Synthesis, quality control and determination of metallic impurities in 18F-fludeoxyglucose production process. Reports of Practical Oncology & Radiotherapy. 19(Suppl). S22–S31. 14 indexed citations

Choiński, J., et al.. (2014). The Radiopharmaceuticals Production and Research Centre established by the Heavy Ion Laboratory of the University of Warsaw. SHILAP Revista de lepidopterología. 66. 10003–10003. 3 indexed citations

Pękal, Anna & Krystyna Pyrzyńska. (2014). Availability of Some Elements from Different Types of Teas. The Natural Products Journal. 3(4). 292–295. 1 indexed citations

Pękal, Anna & Krystyna Pyrzyńska. (2014). Evaluation of Aluminium Complexation Reaction for Flavonoid Content Assay. Food Analytical Methods. 7(9). 1776–1782. 712 indexed citations breakdown →

Kilian, Krzysztof, et al.. (2014). A fast method for the determination of residual solvents in 18FDG and 11C-methionine samples. Microchemical Journal. 115. 95–99. 12 indexed citations

10.

Pyrzyńska, Krystyna & Anna Pękal. (2013). Application of free radical diphenylpicrylhydrazyl (DPPH) to estimate the antioxidant capacity of food samples. Analytical Methods. 5(17). 4288–4288. 270 indexed citations

11.

Pękal, Anna, Magdalena Biesaga, & Krystyna Pyrzyńska. (2013). Trace metals and flavonoids in different types of tea. Food Science and Biotechnology. 22(4). 925–930. 39 indexed citations

12.

Pękal, Anna, et al.. (2012). Screening of the antioxidant properties and polyphenol composition of aromatised green tea infusions. Journal of the Science of Food and Agriculture. 92(11). 2244–2249. 37 indexed citations

13.

Pękal, Anna, et al.. (2012). Polyphenolic content and comparative antioxidant capacity of flavoured black teas. International Journal of Food Sciences and Nutrition. 63(6). 742–748. 8 indexed citations

14.

Pękal, Anna, et al.. (2011). Evaluation of the antioxidant properties of fruit and flavoured black teas. European Journal of Nutrition. 50(8). 681–688. 4 indexed citations

15.

Pyrzyńska, Krystyna & Anna Pękal. (2011). Flavonoids as Analytical Reagents. Critical Reviews in Analytical Chemistry. 41(4). 335–345. 26 indexed citations

16.

Pękal, Anna, et al.. (2011). Comparison of the Antioxidant Properties of Commonly Consumed Commercial Teas. International Journal of Food Properties. 15(5). 1101–1109. 19 indexed citations

17.

Pękal, Anna, Magdalena Biesaga, & Krystyna Pyrzyńska. (2010). Interaction of quercetin with copper ions: complexation, oxidation and reactivity towards radicals. BioMetals. 24(1). 41–49. 112 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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