Ing.

David Nečas

Ph.D.

FME, IMID DT – assistant professor

+420 54114 3239
necas@fme.vutbr.cz

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Ing. David Nečas, Ph.D.

Publications

  • 2019

    NEČAS, D.; VRBKA, M.; GALLO, J.; KŘUPKA, I.; HARTL, M. On the observation of lubrication mechanisms within hip joint replacements. Part II: Hard-on-hard bearing pairs. Journal of the mechanical behavior of biomedical materials, 2019, vol. 89, no. 1, p. 249-259. ISSN: 1751-6161.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; GALANDÁKOVÁ, A.; KŘUPKA, I.; HARTL, M. On the observation of lubrication mechanisms within hip joint replacements. Part I: Hard-on-soft bearing pairs. Journal of the mechanical behavior of biomedical materials, 2019, vol. 89, no. 1, p. 237-248. ISSN: 1751-6161.
    Detail | WWW

    NEČAS, D.; SADECKÁ, K.; VRBKA, M.; GALLO, J.; GALANDÁKOVÁ, A.; KŘUPKA, I.; HARTL, M. Observation of lubrication mechanisms in knee replacement: A pilot study. Biotribology, 2019, vol. 17, no. 2019, p. 1-7. ISSN: 2352-5738.
    Detail | WWW

  • 2018

    NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The Effect of Kinematic Conditions and Synovial Fluid Composition on the Frictional Behaviour of Materials for Artificial Joints. Materials, 2018, vol. 11, no. 5, p. 1-12. ISSN: 1996-1944.
    Detail | WWW | Full text in the Digital Library

    REBENDA, D.; ČÍPEK, P.; NEČAS, D.; VRBKA, M.; HARTL, M. Effect of Hyaluronic Acid on Friction of Articular Cartilage. In Engineering Mechanics 2018. First. Praha: Institute of Theretical and Applied Mechanics of the Czech Academy of Sciences, 2018. p. 709-712. ISBN: 978-80-86246-91-8.
    Detail | WWW

    ČÍPEK, P.; REBENDA, D.; NEČAS, D.; VRBKA, M.; KŘUPKA, I. Development of reciprocating tribometer for testing synovial joint. In Engineering Mechanics 2018. Engineering Mechanics 2018. First edition. Praha: Institute of Theoretical and Applied Mechanics of the Czech Academy of Sciences, Prague, 2018. p. 169-172. ISBN: 978-80-86246-88-8. ISSN: 1805-8256.
    Detail | WWW

    NEČAS, D.; JAROŠ, T.; DOČKAL, K.; ŠPERKA, P.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The effect of kinematic conditions on film thickness in compliant lubricated contact. ASME Transaction, Journal of Tribology, 2018, vol. 140, no. 5, p. 1-8. ISSN: 0742-4787.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; REBENDA, D.; GALLO, J.; GALANDÁKOVÁ, A.; WOLFOVÁ, L.; KŘUPKA, I.; HARTL, M. In Situ Observation of Lubricant Film Formation in THR Considering Real Conformity: The Effect of Model Synovial Fluid Composition. Tribology International, 2018, vol. 117, no. 1, p. 206-216. ISSN: 0301-679X.
    Detail | WWW

  • 2017

    NEČAS, D.; SAWAE, Y.; FUJISAWA, T.; NAKASHIMA, K.; MORITA, T.; YAMAGUCHI, T.; VRBKA, M.; KŘUPKA, I.; HARTL, M. The Influence of Proteins and Speed on Friction and Adsorption of Metal/ UHMWPE Contact Pair. Biotribology, 2017, vol. 11, no. 2017, p. 51-59. ISSN: 2352-5738.
    Detail | WWW

    RANUŠA, M.; GALLO, J.; HOBZA, M.; VRBKA, M.; NEČAS, D.; HARTL, M. Opotřebení a drsnost artikulačního povrchu u extrahovaných polyetylénů jamky Bicon- Plus. Acta Chirurgie Orthopaedicae et Traumatologie Čechoslovaca, 2017, vol. 84, no. 3, p. 159-167. ISSN: 0001-5415.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; URBAN, F.; GALLO, J.; KŘUPKA, I.; HARTL, M. In situ observation of lubricant film formation in THR considering real conformity: The effect of diameter, clearance and material. Journal of the mechanical behavior of biomedical materials, 2017, vol. 69, no. 5, p. 66-74. ISSN: 1751-6161.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; GALLO, J.; KŘUPKA, I.; HARTL, M. Observation of lubrication mechanisms within artificial hip joints. Sixth World Tribology Congress (WTC 2017). Peking: Chinese Tribology Institute (CTI), 2017. p. 1-4.
    Detail

  • 2016

    NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M.; GALANDÁKOVÁ, A. Lubrication within hip replacements – Implication for ceramic-on-hard bearing couples. Journal of the mechanical behavior of biomedical materials, 2016, vol. 61, no. 8, p. 371-383. ISSN: 1751-6161.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; URBAN, F.; KŘUPKA, I.; HARTL, M. The effect of lubricant constituents on lubrication mechanisms in hip joint replacements. Journal of the mechanical behavior of biomedical materials, 2016, vol. 55, no. 3, p. 295-307. ISSN: 1751-6161.
    Detail | WWW

    TKACHENKO, S.; NEČAS, D.; DATSKEVICH, O.; ČUPERA, J.; SPOTZ, Z.; VRBKA, M.; KULAK, L.; FORET, R. Tribological performance of Ti−Si based in situ composites. TRIBOLOGY TRANSACTIONS, 2016, vol. 59, no. 2, p. 340-351. ISSN: 1040-2004.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; YARIMITSU, S.; NAKASHIMA, K.; SAWAE, Y.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Frictional properties of PVA hydrogel. In The Latest Methods of Construction Design. Springer International Publishing, 2016. p. 159-164. ISBN: 978-3-319-22761-0.
    Detail | WWW

  • 2015

    NEČAS, D.; VRBKA, M.; URBAN, F.; KŘUPKA, I.; HARTL, M.; GALLO, J. An experimental investigation of lubricant film formation in artificial hip joints. Proceedings of The 8th International Biotribology Forum and The 36th Biotribology Symposium. Yokohama: 2015. p. 73-74.
    Detail

    VRBKA, M.; NEČAS, D.; BARTOŠÍK, J.; HARTL, M.; KŘUPKA, I.; GALANDÁKOVÁ, A.; GALLO, J. Stanovení součinitele tření hlavic a jamek TEP kyčle. Acta Chirurgie Orthopaedicae et Traumatologie Čechoslovaca, 2015, vol. 82, no. 5, p. 341-347. ISSN: 0001- 5415.
    Detail | WWW

    VRBKA, M.; NEČAS, D.; HARTL, M.; KŘUPKA, I.; URBAN, F.; GALLO, J. Visualization of lubricating films between artificial head and cup with respect to real geometry. Biotribology, 2015, vol. 1-2, no. 1, p. 61-65. ISSN: 2352-5738.
    Detail | WWW

    URBAN, F.; NEČAS, D.; VRBKA, M.; KŘUPKA, I.; HARTL, M. In Situ Observation of Lubricant Film within Artificial Hip Joints. Tokyo: Japanese Society of Tribologists, 2015. p. 860-861.
    Detail

    NEČAS, D.; ŠPERKA, P.; VRBKA, M.; KŘUPKA, I.; HARTL, M. Film thickness mapping in lubricated contacts using fluorescence. MM Science Journal, 2015, vol. 4, no. 4, p. 821-824. ISSN: 1803-1269.
    Detail

    KOŠŤÁL, D.; NEČAS, D.; ŠPERKA, P.; SVOBODA, P.; KŘUPKA, I.; HARTL, M. Lubricant Rupture Ratio at Elastohydrodynamically Lubricated Contact Outlet. Tribology Letters, 2015, vol. 59, no. 3, p. 1 (jasne p.)ISSN: 1023-8883.
    Detail | WWW

  • 2014

    NEČAS, D.; VRBKA, M.; YARIMITSU, S.; NAKASHIMA, K.; SAWAE, Y.; ŠPERKA, P.; KŘUPKA, I.; HARTL, M. Frictional Properties of PVA Hydrogel. In 55th International Conference of Machine Design Departments. 2014. p. 147-152. ISBN: 978-80-01-05542- 7.
    Detail

    TKACHENKO, S.; NEČAS, D.; DATSKEVICH, O.; ČUPERA, J.; SPOTZ, Z.; VRBKA, M.; KULAK, L.; FORET, R. Tribological behavior of Ti–Si based in situ composites under sliding. In Metal 2014. Ostrava: Tanger Ltd., 2014. p. 2704-2709. ISBN: 978-80-87294-52-9.
    Detail | WWW

    NEČAS, D.; VRBKA, M.; ŠPERKA, P.; DRUCKMÜLLER, M.; SKLÁDAL, P.; ŠTARHA, P.; KŘUPKA, I.; HARTL, M. Qualitative Analysis of Film Thickness in Rolling EHD Contact by Fluorescence Technique. In Modern Methods of Construction Design. Lecture Notes in Mechanical Engineering. Springer International Publishing, 2014. p. 615-622. ISBN: 978-3-319-05202- 1. ISSN: 2195- 4356.
    Detail | WWW

  • 2013

    NEČAS, D.; VRBKA, M.; ŠPERKA, P.; DRUCKMÜLLER, M.;SKLÁDAL, P.; ŠTARHA, P.; KŘUPKA, I.; HARTL, M. Qualitative Analysis of Film Thickness in Rolling EHD Contact by Fluorescence Technique. In Book of Proceedings of 54th International Conference of Machine Design Departments. Springer, 2013. p. 513-520. ISBN: 978-80-7372-986- 8.
    Detail

  • 2012

    VOSYNEK, P.; NEČAS, D.; NÁVRAT, T. COMPARATIVE ANALYSIS OF DIFFERENT APPROACHS TO MODEL TRABECULAR AND COMPACT BONE IN LONG BONES. In 20th SVSFEM ANSYS Users' Group Meeting and Conference 2012. 2012. p. 300-308. ISBN: 978-80-260-2722- 5.
    Detail

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