Zobrazeno 1 - 10
of 442
pro vyhledávání: '"Spasojević M."'
Publikováno v:
Science of Sintering, Vol 47, Iss 3, Pp 347-365 (2015)
Kinetic and operational electrolysis parameters determine the polarization characteristics, electrodeposition current efficiency, morphology, chemical composition and microstructure of nickel/iron/tungsten alloy deposits. The alloys electrodeposit
Externí odkaz:
https://doaj.org/article/363236584aeb448ea6371b41a9e3e66c
Publikováno v:
Science of Sintering, Vol 46, Iss 1, Pp 117-127 (2014)
Nanostructured nickel-cobalt-molybdenum alloy powders were electrodeposited from an ammonium sulfate bath. The powders mostly consist of an amorphous phase and a very small amount of nanocrystals with an mean size of less than 3 nm. An increase in
Externí odkaz:
https://doaj.org/article/fd8cb7dbea0b4a6b9cabd0322612b722
Publikováno v:
Science of Sintering, Vol 44, Iss 2, Pp 197-210 (2012)
A nanostructured Ni-11.3Fe-1.4W alloy deposit was obtained from an ammonium citrate bath at a current density of 600 mAcm-2. XRD analysis shows that the deposit contains an amorphous matrix having embedded nanocrystals of the FCC phase of the solid s
Externí odkaz:
https://doaj.org/article/91495ef2ed584aed8e272302a19adec4
Publikováno v:
Science of Sintering, Vol 43, Iss 3, Pp 313-326 (2011)
Cobalt and nickel powders of three different compositions: Ni0.8Co0.2, Ni0.55Co0.45 and Ni0.2Co0.8 were obtained by electrodeposition from an ammonium chloride-sulphate solution. It was shown that the microstructure and morphology of the powders depe
Externí odkaz:
https://doaj.org/article/86def5672eef4c46938931375e33b595
Publikováno v:
Science of Sintering, Vol 41, Iss 2, Pp 175-184 (2009)
Ni96.7Mo3.3 powder was electrochemically obtained. An X-ray diffraction analysis determined that the powder consisted of a 20% amorphous and 80% crystalline phase. The crystalline phase consisted of a nanocrystalline solid nickel and molybdenum solut
Externí odkaz:
https://doaj.org/article/0dbdd7c2290a4ce294abd0ea06b55399
Publikováno v:
Science of Sintering, Vol 40, Iss 3, Pp 303-309 (2008)
The structural changes of Ni80Co20 amorphous powder were tested during heating. The alloy was obtained by electrolysis from ammonia solution sulfate of cobalt and nickel on the titanium cathode. The differential scanning calorimetry (DSC) method was
Externí odkaz:
https://doaj.org/article/103aae43da114008b45de6c92597387b
Publikováno v:
Science of Sintering, Vol 38, Iss 2, Pp 145-153 (2006)
Nickel and molybdenum alloy powder was electrodeposited on a titanium cathode from a NiSO4⋅7H2O and (NH4)6 Mo7O24⋅4H2O ammonium solution. The desired chemical composition, structure, size and shape of particles in the powder samples were achieved
Externí odkaz:
https://doaj.org/article/074df106ba39464e904db360edec4be5
Publikováno v:
Science of Sintering, Vol 38, Iss 2, Pp 139-144 (2006)
The method of differential scanning calorimetry (DSC) was employed to examine the crystallization process of amorphous powder of the Ni80Co20 alloy in the temperature interval from room temperature to 1000K. It is shown that the crystallization proce
Externí odkaz:
https://doaj.org/article/b04b79b6788e440ca90d6802bf653b80
Publikováno v:
Science of Sintering, Vol 38, Iss 3, Pp 283-286 (2006)
The impact of amorphous Co80Ni20 alloy powder pressing pressure on magnetic properties was investigated. The powder was pressed at room temperature under pressures of 560 MPa, 1100 MPa and 1300 MPa. Investigation of magnetic properties was conducted
Externí odkaz:
https://doaj.org/article/d436b9d727a04ed8aea936af050d25ca
Publikováno v:
Science of Sintering, Vol 36, Iss 2, Pp 105-112 (2004)
Cobalt and nickel alloy powders were obtained by electrochemical deposition on a titanium cathode from an ammonium solution of cobalt and nickel sulfate. Powders of a specific chemical structure and composition, particle shape and size were obtained
Externí odkaz:
https://doaj.org/article/1a3099a94014479d96c94f573a3c7647