Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Zdeněk Spotz"'
Autor:
Vijay Bijalwan, Vladimír Prajzler, Jiří Erhart, Pavel Tofel, Karel Maca, Dinara Sobola, Zdeněk Spotz
Publikováno v:
Journal of the American Ceramic Society. 104:1088-1101
Autor:
Jan M. Macak, Siowwoon Ng, Jaromir Hubalek, Jan Michalička, Hanna Sopha, Jan Prasek, Jhonatan Rodriguez Pereira, Zdeněk Pytlíček, Milos Krbal, Zdeněk Spotz, Raul Zazpe, Jan Přikryl
Publikováno v:
ACS Applied Materials & Interfaces
The continuous emission of nitrous oxides contributes to the overall air pollution and deterioration of air quality. In particular, an effective NO2 sensor capable of low concentration detection fo...
Autor:
Jiří Erhart, Klara Castkova, Dinara Sobola, Pavel Tofel, Karel Maca, Zdeněk Spotz, Vijay Bijalwan
Publikováno v:
Journal of the American Ceramic Society. 103:4611-4624
Autor:
Siowwoon, Ng, Jan, Prášek, Raul, Zazpe, Zdeněk, Pytlíček, Zdeněk, Spotz, Jhonatan Rodriguez, Pereira, Jan, Michalička, Jan, Přikryl, Miloš, Krbal, Hanna, Sopha, Jaromír, Hubálek, Jan M, Macák
Publikováno v:
ACS applied materialsinterfaces. 12(29)
The continuous emission of nitrous oxides contributes to the overall air pollution and deterioration of air quality. In particular, an effective NO
Autor:
Radek Musalek, Tomáš Chráska, Jan Cizek, Tomas Tesar, V. Brozek, M. Matejkova, Zdeněk Spotz, Filip Siska, František Lukáč, Jan Medricky, Z. Antos, Šárka Houdková, Jan Cupera, Miloslav Kverka
Publikováno v:
Journal of Thermal Spray Technology. 27:1333-1343
Čistá suspenze hydroxidapatatu byla vyrobena pomocí chemické sysntézy. S použitím WSP hořáku byl vytvořen HA povlak na substrátu z SS304 a Ti6Al4V. Vlastnosti povlaku byly hodnoceny pomocí SEM, XRD a EDX. PO dopozici bylo dosaženo 4-10%
Publikováno v:
Journal of Alloys and Compounds. 694:1098-1108
In the present work the oxidation kinetics of a series of experimental Ti−Al−Si based alloys, additionally alloyed by zirconium and tin, was studied upon isothermal exposure at 700 °C in ambient air and compared with that of a commercially avail
Publikováno v:
Solid State Phenomena. 258:391-394
Despite the fact that conventional high temperature titanium alloys possess a good combination of low weight, high strength and good corrosion resistance, their operational temperatures do not exceed 540-600 °C, since at higher temperatures they suf
Autor:
Vijay Bijalwan, Klara Castkova, Karel Maca, Pavel Tofel, Jiří Erhart, Dinara Sobola, Zdeněk Spotz
Publikováno v:
SSRN Electronic Journal.
We report a giant piezoelectric constant (d33), 720 pC/N and converse piezoelectric constant (d33*), 2215 pm/V for 0.55(Ba0.9Ca0.1)TiO3-0.45Ba(Sn0.2Ti0.8)O3 ceramics; the biggest value achieved for lead free piezo-ceramics so far. The fitting combina
Autor:
Serhii Tkachenko, Leonid Kulak, Jan Cupera, Rudolf Foret, Oleg Datskevich, Zdeněk Spotz, Martin Vrbka, D. Nečas
Publikováno v:
Tribology Transactions. 59:340-351
In this study, a series of Ti–Si-based in situ composites was manufactured by means of a common argon arc melting technique and tribologically evaluated using a sliding ball-on-disc tester under simulated body fluid lubrication. The composite micro
Publikováno v:
Key Engineering Materials. 647:205-209
The article deals with analysis of defects indicated in large forgings in the course of ultrasonic testing. The aim of the metallographic analysis of the defects was to establish whether and to what extent casting or filling powders took part in thei