National Repository of Grey Literature 229 records found  beginprevious220 - 229  jump to record: Search took 0.01 seconds. 
Glass Transition and Non-Isothermal Structrural Relaxation
Černošek, Z. ; Holubová, J. ; Černošková, Eva
The aim of present work is to compare the results of the glass transition temperature and DELTA Cp measurements obtained by conventional DSC with information acquired from stepwise DSC technique in the state of the thermal quasi-equilibrium.
Using of Dynamic Thermomechanical Analysis for Study of Glasses
Černošková, Eva ; Černošek, Z. ; Holubová, J.
Model NBS 711 glass was used for DTMA and DSC measurement Realx and imahinary part of modulus.
Calorimetric study of physical ageing of chalcogenide glasses
Shánělová, J. ; Čičmanec, P. ; Málek, Jiří
The physical ageing of chalcogenide glasses As2S3, As2Se3 and (GeS2)0.3(Sb2S3)0.7 was studied by DSC.
Laser cutting of metals and glass
Polák, Marek ; Chmelíčková, Hana ; Stranyánek, Martin
This paper describes the technology of cutting thic carbon steels of thickness up to 1mm using pulsed Nd:YAD laser and the results of the experiments of cutting glass continous CO.sub.2 laser.
Kinetická rovnovážná data plynů v roztavených sklech
Jebavá, M. ; Němec, Lubomír ; Kloužek, J.
Kinetic and equilibrium data of carbon dioxide, nitrogen and argon in the TV glass were acquired by using combination of mathematical modelling of single bubbles and experimental bubble observation in the glass melt at melting temperatures. The model of bubble shuttling in the melt was developed to this purpose, as well as the theoretical procedure of constants calculation from the mathematical bubble model. The gas data are needed especially when modelling the bubble defect behavior in glass melting furnaces.
Fyzickálně-chemický model homogezovaného procesu taveného skla
Němec, Lubomír ; Jebavá, M.
The contemporary approach to melting process improving leads to melting modeling either by complex models working under real conditions or by simplified partial models which are well adjustable and may be completed into more complex models according to actual need. The second way is more promising when trying to find non-traditional arrangements of the melting process or when solving partial melting or vitrification problems. The system of models involves models of glass melt behavior, particle behavior and particle or component distribution in the melt. The modular system of models allows to realize the tailored model. The examples of model completing and using are presented.

National Repository of Grey Literature : 229 records found   beginprevious220 - 229  jump to record:
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