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Ecology and Evolution

D-Index
47
Citations
6810
World Ranking
4502
National Ranking
114

Overview

Jan Ekman is affiliated with Uppsala University in Sweden and works primarily within the fields of Engineering, Materials Science, and Chemical Engineering. Their research covers a variety of subfields, including Materials Chemistry, Fluid Flow and Transfer Processes, Automotive Engineering, Safety, Risk, Reliability and Quality, and Medical Laboratory Technology.

The scientist's work focuses on topics such as Catalytic Processes in Materials Science, Advanced Combustion Engine Technologies, Vehicle Emissions and Performance, Reliability and Maintenance Optimization, Quality and Safety in Healthcare, and Quality and Supply Management.

Jan Ekman has published in the SAE technical papers on CD-ROM/SAE technical paper series, which is also among the frequent venues for their scholarly contributions.

  • Different Methods to Improve the Exhaust Gas Temperature in Modern Stage V Off-Road Diesel Engine over Transient Emission Cycles, 2020, SAE technical papers on CD-ROM/SAE technical paper series

Their research collaborations involve multiple coauthors, including:

  • Mika Laurén
  • Toomas Karhu
  • Seppo Niemi
  • Miika Laivola
  • Kirsi Spoof-Tuomi

Jan Ekman's publication record shows engagement with topics that combine both fundamental and applied aspects of engineering and materials science. Areas such as catalytic processes and combustion engine technologies reflect interdisciplinary approaches that intersect with reliability and quality management in both technical and healthcare contexts.

Best Publications

  • Predation risk induces changes in nest-site selection and clutch size in the Siberian jay

    Sönke Eggers;Michael Griesser;Magdalena Nystrand;Jan Ekman

  • Winter mortality and food supply in tits Parus spp.

    Christer Jansson;Jan Ekman;Anders von Brdmssen

  • Social rank and habitat use in willow tit groups

    Jan B. Ekman;Conny E.H. Askenmo

  • Delayed dispersal as a route to breeding: Territorial inheritance, safe havens, and ecological constraints

    Hanna Kokko;Jan Ekman

  • Exposure and time use in willow tit flocks: the cost of subordination

    Unknown

  • Using priority to food access : fattening strategies in dominance-structured willow tit (Parus montanus) flocks

    Unknown

  • SPACING AND SURVIVAL IN WINTER GROUPS OF WILLOW TIT PARUS MONTANUS AND CRESTED TIT P. CRISTATUS-A REMOVAL STUDY

    Jan Ekman;Goran Cederholm;Conny Askenmo

  • Monitoring starvation risk: adjustments of body reserves in greenfinches (Carduelis Chloris L.) during periods of unpredictable foraging success

    Unknown

  • Coherence, Composition and Territories of Winter Social Groups of the Willow Tit Parus montanus and the Crested Tit P. cristatus

    Unknown

  • Predator-induced plasticity in nest visitation rates in the Siberian jay (Perisoreus infaustus)

    Sönke Eggers;Michael Griesser;Jan Ekman

  • Increased lifetime reproductive success for Siberian jay (Perisoreus infaustus) males with delayed dispersal

    Jan Ekman;Anders Bylin;HÔkan TegelstrÎm

  • Offspring retention in the Siberian jay {Perisoreus infaustus): the prolonged brood care hypothesis

    Unknown

  • Density-dependent seasonal mortality and population fluctuations of the temperature-zone willow tit (Parus montanus)

    Jan Ekman

  • Ecology and Evolution of Cooperative Breeding in Birds: Delayed dispersal

    Jan Ekman;Janis L. Dickinson;Ben J. Hatchwell;Michael Griesser

  • Nepotistic mobbing behaviour in the Siberian jay, Perisoreus infaustus

    Michael Griesser;Jan Ekman

  • Impact of some wintering birds on spider abundance in spruce

    C. Askenmo;A. von Brömssen;J. Ekman;C. Jansson

  • Kin Selection in Cooperative Alliances of Carrion Crows

    Vittorio Baglione;Daniela Canestrari;José M. Marcos;Jan Ekman

  • Parental nepotism enhances survival of retained offspring in the Siberian jay

    Jan Ekman;Anders Bylin;Håkan Tegelström

  • Reduced mortality selects for family cohesion in a social species

    Michael Griesser;Magdalena Nystrand;Jan Ekman

  • Inter-generic relationships of the crows, jays, magpies and allied groups (Aves: Corvidae) based on nucleotide sequence data

    Per G. P. Ericson;Anna-Lee Jansén;Ulf S. Johansson;Jan Ekman

  • DOMINANT AND SUBORDINATE FATTENING STRATEGIES - A DYNAMIC GAME

    Colin W. Clark;Jan Ekman

  • Predator-induced reductions in nest visitation rates are modified by forest cover and food availability

    Sönke Eggers;Sönke Eggers;Michael Griesser;Michael Griesser;Jan Ekman

  • Fighting to stay: the role of sibling rivalry for delayed dispersal

    Jan Ekman;Sönke Eggers;Michael Griesser

  • Queuing for preferred territories: delayed dispersal of Siberian jays

    Jan Ekman;SÖnke Eggers;Michael Griesser;HÅkan Tegelström

  • Nepotistic alarm calling in the Siberian jay, Perisoreus infaustus

    Michael Griesser;Jan Ekman

Frequent Co-Authors

Michael Griesser
Michael Griesser University of Konstanz
Sönke Eggers
Sönke Eggers Swedish University of Agricultural Sciences
Daniela Canestrari
Daniela Canestrari University of Leon
Per G. P. Ericson
Per G. P. Ericson Swedish Museum of Natural History
Alasdair I. Houston
Alasdair I. Houston University of Bristol
Rauri C. K. Bowie
Rauri C. K. Bowie University of California, Berkeley
Anssi Laurila
Anssi Laurila Uppsala University
Trevor D. Price
Trevor D. Price University of Chicago
John M. McNamara
John M. McNamara University of Bristol

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