K. Haffner

1.9k total citations · 1 hit paper
27 papers, 1.5k citations indexed

About

K. Haffner is a scholar working on Plant Science, Biochemistry and Food Science. According to data from OpenAlex, K. Haffner has authored 27 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Plant Science, 12 papers in Biochemistry and 4 papers in Food Science. Recurrent topics in K. Haffner's work include Phytochemicals and Antioxidant Activities (12 papers), Postharvest Quality and Shelf Life Management (10 papers) and Plant Physiology and Cultivation Studies (10 papers). K. Haffner is often cited by papers focused on Phytochemicals and Antioxidant Activities (12 papers), Postharvest Quality and Shelf Life Management (10 papers) and Plant Physiology and Cultivation Studies (10 papers). K. Haffner collaborates with scholars based in Norway, United States and Germany. K. Haffner's co-authors include Rune Blomhoff, Siv Fagertun Remberg, Kari Holte, Mari C. W. Myhrstad, David R. Jacobs, Erlend Hvattum, Ingrid Barikmo, Lene Frost Andersen, Bente Halvorsen and Hans J. Rosenfeld and has published in prestigious journals such as SHILAP Revista de lepidopterología, Journal of Nutrition and LWT.

In The Last Decade

K. Haffner

27 papers receiving 1.4k citations

Hit Papers

A Systematic Screening of Total Antioxidants in Dietary P... 2002 2026 2010 2018 2002 250 500 750
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. A Systematic Screening of Total Antioxidants in Dietary Plants
    2002 921 citations Bente Halvorsen, Kari Holte et al. Journal of Nutrition profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
K. Haffner Norway 12 838 761 414 251 218 27 1.5k
Siv Fagertun Remberg Norway 16 838 1.0× 797 1.0× 442 1.1× 301 1.2× 253 1.2× 40 1.7k
Pratima Bose United States 11 1.0k 1.2× 676 0.9× 610 1.5× 318 1.3× 304 1.4× 12 2.0k
Stéphane Georgé France 16 618 0.7× 562 0.7× 547 1.3× 313 1.2× 219 1.0× 28 1.6k
John Proch United States 11 667 0.8× 348 0.5× 385 0.9× 251 1.0× 151 0.7× 13 1.3k
Xue‐Hui Su China 8 1.0k 1.2× 751 1.0× 595 1.4× 222 0.9× 330 1.5× 11 1.8k
Jerzy Drzewiecki Poland 19 500 0.6× 724 1.0× 455 1.1× 218 0.9× 333 1.5× 35 1.4k
Steinar Dragland Norway 8 457 0.5× 427 0.6× 452 1.1× 148 0.6× 285 1.3× 17 1.4k
Soon-Teck Jung South Korea 18 692 0.8× 617 0.8× 568 1.4× 203 0.8× 231 1.1× 50 1.5k
Yasunori Hamauzu Japan 19 936 1.1× 824 1.1× 601 1.5× 212 0.8× 417 1.9× 56 1.8k
Frank Will Germany 28 1.1k 1.3× 763 1.0× 722 1.7× 342 1.4× 557 2.6× 83 2.0k

Countries citing papers authored by K. Haffner

Since Specialization
Citations

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

Fields of papers citing papers by K. Haffner

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of K. Haffner

This figure shows the co-authorship network connecting the top 25 collaborators of K. Haffner. A scholar is included among the top collaborators of K. Haffner 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 K. Haffner. K. Haffner 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.
Wold, Anne‐Berit, Trude Wicklund, & K. Haffner. (2012). Antioxidant activity in commonly grown and consumed vegetables: a screening survey. SHILAP Revista de lepidopterología. 1 indexed citations
2.
Remberg, Siv Fagertun, Anne‐Berit Wold, Knut Kvaal, Maigull Appelgren, & K. Haffner. (2012). An approach towards rapid optical measurements of antioxidant activity in blueberry cultivars. SHILAP Revista de lepidopterología. 80(1). 36–39. 5 indexed citations
3.
4.
Wold, Anne‐Berit, Magnor Hansen, K. Haffner, & Rune Blomhoff. (2007). ANTIOXIDANT ACTIVITY IN TOMATO (LYCOPERSICON ESCULENTUM MILL.) AND BROCCOLI (BRASSICA OLERACEA VAR. ITALICA L.) CULTIVARS - EFFECTS OF MATURITY AND STORAGE CONDITIONS. Acta Horticulturae. 381–386. 2 indexed citations
5.
Hagen, Sidsel Fiskaa, Grethe Iren A. Borge, Gunnar Bengtsson, et al.. (2007). Phenolic contents and other health and sensory related properties of apple fruit (Malus domestica Borkh., cv. Aroma): Effect of postharvest UV-B irradiation. Postharvest Biology and Technology. 45(1). 1–10. 160 indexed citations
6.
Remberg, Siv Fagertun, F. Måge, K. Haffner, & Rune Blomhoff. (2007). HIGHBUSH BLUEBERRIES VACCINIUM CORYMBOSUM L., RASPBERRIES RUBUS IDAEUS L. AND BLACK CURRANTS RIBES NIGRUM L. - INFLUENCE OF CULTIVAR ON ANTIOXIDANT ACTIVITY AND OTHER QUALITY PARAMETERS. Acta Horticulturae. 259–266. 13 indexed citations
7.
Myhrstad, Mari C. W., Harald Carlsen, Kanae Ebihara, et al.. (2006). Bilberry Extracts Induce Gene Expression Through the Electrophile Response Element. Nutrition and Cancer. 54(1). 94–101. 18 indexed citations
8.
Rødbotten, Marit, Berit Karoline Martinsen, Hans J. Rosenfeld, Per Lea, & K. Haffner. (2005). Quality of Highbush Blueberry (Vaccinium corymbosumL.) and Bilberry (Vaccinium myrtillusL.) Jam. International Journal of Fruit Science. 5(2). 61–71. 3 indexed citations
9.
Wold, Anne‐Berit, et al.. (2004). Colour of post-harvest ripened and vine ripened tomatoes (Lycopersicon esculentum Mill.) as related to total antioxidant capacity and chemical composition. International Journal of Food Science & Technology. 39(3). 295–302. 46 indexed citations
10.
Halvorsen, Bente, Kari Holte, Mari C. W. Myhrstad, et al.. (2002). A Systematic Screening of Total Antioxidants in Dietary Plants. Journal of Nutrition. 132(3). 461–471. 921 indexed citations breakdown →
11.
Aaby, Kjersti, K. Haffner, & Grete Skrede. (2002). Aroma Quality of Gravenstein Apples Influenced By Regular and Controlled Atmosphere Storage. LWT. 35(3). 254–259. 35 indexed citations
12.
Haffner, K., et al.. (2002). Quality of red raspberry Rubus idaeus L. cultivars after storage in controlled and normal atmospheres. Postharvest Biology and Technology. 24(3). 279–289. 102 indexed citations
13.
Haffner, K., et al.. (2002). QUALITY OF RASPBERRY JAM OF INDIVIDUAL CULTIVARS AFTER ONE YEAR OF STORAGE. Acta Horticulturae. 525–530. 5 indexed citations
14.
Haffner, K., et al.. (2000). Storage and shelf-life of apples grown in Norway, 1: Effects of controlled atmosphere storage on 'Aroma'. 65(1). 9–16. 8 indexed citations
15.
Haffner, K., et al.. (2000). Storage and shelf-life of apples grown in Norway I. Effects of controlled atmosphere storage on 'Aroma'. European Journal of Horticultural Science. 9–16. 1 indexed citations
16.
Haffner, K., et al.. (1997). FRUIT QUALITY OF STRAWBERRY CULTIVARS. Acta Horticulturae. 325–332. 16 indexed citations
17.
Haffner, K., et al.. (1997). HIGHBUSH BLUEBERRY PRODUCTION AND RESEARCH IN NORWAY. Acta Horticulturae. 177–180. 3 indexed citations
18.
Haffner, K.. (1993). STORAGE TRIALS OF âAROMAâ APPLES AT THE AGRICULTURAL UNIVERSITY OF NORWAY. Acta Horticulturae. 305–314. 2 indexed citations
19.
Måge, F., et al.. (1992). Chemical Composition of Ten Blackcurrant (Ribes nigrumL.) Cultivars. Acta Agriculturae Scandinavica Section B - Soil & Plant Science. 42(4). 251–254. 11 indexed citations
20.
Haffner, K.. (1990). Transpiration of apples after harvest.. 55(1). 13–20. 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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