Zobrazeno 1 - 10
of 179
pro vyhledávání: '"W. Walke"'
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 63, Iss No 3, Pp 1209-1215 (2018)
The paper contains the results of the initial surface treatment influence on the properties of the medical Ti-6Al-7Nb alloy with a modified zirconium oxide layer deposited on its surface by sol-gel method. In the paper, the analysis of results of pot
Externí odkaz:
https://doaj.org/article/c50bba5363684f898afa9f7266d04c0d
Publikováno v:
Metalurgija, Vol 56, Iss 1-2, Pp 171-174 (2017)
The purpose of this study was to evaluate the usefulness of TiO2 layer to improve hemocompatibility of 316LVM stainless steel. The TiO2 layers studied in this work were deposited from TiCl4 and H2O in a low-pressure Atomic Layer Deposition (ALD) reac
Externí odkaz:
https://doaj.org/article/abf5f2c95ffa4607b5c057821a893224
Publikováno v:
Metalurgija, Vol 56, Iss 1-2, Pp 179-181 (2017)
The aim of the study was to evaluate the influence of the ALD process parameters on mechanical properties and corrosion resistance of TiO2 layer. The TiO2 layer was deposited on stainless steel surfaces at constant temperature T = 200 °C and number
Externí odkaz:
https://doaj.org/article/0d4495017793447e83e76dd003a78c2a
Autor:
J. Przondziono, W. Walke
Publikováno v:
Metalurgija, Vol 54, Iss 1, Pp 63-66 (2015)
Quality of applied guide wires conditions the course of treatment and its success to a great extent. In order to simulate conditions that can be found in blood vascular system samples were exposed to artificial blood plasma (T = 37 } 1 oC) for the ti
Externí odkaz:
https://doaj.org/article/31bb4aace8864a0db96a0c99d8c145d8
Autor:
W. Walke, J. Przondziono
Publikováno v:
Metalurgija, Vol 52, Iss 3, Pp 371-374 (2013)
The purpose of this study was to evaluate corrosion resistance of wires with differentiated of surface preparation and with differentiated work hardening, used in low-invasive cardiology in sterile environment. The study is devoted to voltamperometri
Externí odkaz:
https://doaj.org/article/713931f8e78f4fdd9ae3191de20abfd2
Publikováno v:
Metalurgija, Vol 52, Iss 2, Pp 243-246 (2013)
The purpose of the study was to evaluate resistance to electrochemical corrosion of magnesium alloy WE43 after plastic working. Potentiodynamic and immersion corrosion tests were performed in solutions with concentration of 0,01 – 2 M NaCl. The tes
Externí odkaz:
https://doaj.org/article/faed5ca6cbec4f829e64daa7db310ac6
Autor:
W. Walke, J. Przondziono
Publikováno v:
Metalurgija, Vol 51, Iss 2, Pp 237-240 (2012)
The purpose of the tests was to determine whether and how sterilization process of samples made of AISI 316L stainless steel with different strain impacts their corrosion resistance. Tests were made on steel samples that had been electrochemically po
Externí odkaz:
https://doaj.org/article/0afee907345244e6ab7db4414d23b3ad
Publikováno v:
Metalurgija, Vol 50, Iss 4, Pp 239-243 (2011)
The study presents results of electrochemical and chemical corrosion resistance tests of magnesium alloy AZ31 after plastic working. Electrochemical measurements were carried out in 1,35 % solution of NaCl. On the ground of registered polarisation cu
Externí odkaz:
https://doaj.org/article/b678dd7d1a1d4814beaefddf0c54282f
Autor:
W. Walke, J. Przondziono
Publikováno v:
Metalurgija, Vol 50, Iss 3, Pp 201-204 (2011)
The main criterion for austenitic steel X2CrNiMo 17-12-2 suitability for guide wire in endourology is its biotolerance. It is most of all connected with physical and chemical properties of wire surface, which should be adjusted to the characteristics
Externí odkaz:
https://doaj.org/article/d01f4bec27e74d86ac0859a690b83887
Publikováno v:
Advances in Materials Science and Engineering, Vol 2013 (2013)
The study presents evaluation of the influence of strain in drawing process and of surface modification on resistance to electrochemical corrosion of wires made of stainless steel for production of guide wires used in invasive cardiology. The results
Externí odkaz:
https://doaj.org/article/9a102ebbaa9a43ad9696e9a523e74264