The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Plasma spray process of hydroxyapatite (Ca 10 (PO 4 ) 6 (OH) 2 , HA) followed by laser treatment of obtained coatings were optimized by an advanced statistical planning of experiments. The full factorial design of 2 4 experiments was used to find effects of four principal parameters, i.e. electric power, plasma forming gas composition, carrier gas flow rate...
Communication between voice pedagogues and voice scientists is often impeded by reliance on colorful and sometimes seemingly contradictory descriptions of vocal production and voice quality. A recent study identified perceptual criteria which are generally used by voice experts for the assessment of voice quality in classical singing. In the present study, performances by singers of various voice...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.