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5 053 (0,164s) •

Project

Thermodynamics and structural aspects of grain boundary segregation in alfa-iron base alloys (OC 517.40)

Experimental study of solute segregation at crystallographically specified grain boundaries in bicrystals of an Fe-Si alloy. Determination of values of characteristic thermodynamic parameters of silicon, phosphorus and carbon se...

JG - Hutnictví, kovové materiály

  • 1998 - 2000
    • •
  • 4 724 tis. Kč
    • •
  • 1 095 tis. Kč
    • •
  • MŠMT
Project

Role of Entropy in Materials Science Grain Boundary Segregation (GA20-08130S)

example of solute segregation at grain boundaries of bcc iron. The methods of theoretical determination of the entropy of segregation will be developed and the data calculated for selected solutes will be compared...

Condensed matter physics (including formerly solid state physics, supercond.)

  • 2020 - 2022
    • •
  • 5 690 tis. Kč
    • •
  • 5 690 tis. Kč
    • •
  • GA ČR
Project

Structure of pure and segregated grain boundaries of molybdenum (GA202/99/1665)

and nickel-segregated grain boundaries in molybdenum bicrystals. Structures of individual structures. Comparison of the structures of pure and nickel-segregated grain boundaries enables to identify the positions for nickel segr...

BM - Fyzika pevných látek a magnetismus

  • 1999 - 2001
    • •
  • 2 991 tis. Kč
    • •
  • 1 471 tis. Kč
    • •
  • GA ČR
Project

Grain Boundary Structure and Solute Segregation. (GA202/94/1177)

BM - Fyzika pevných látek a magnetismus

  • 1994 - 1996
    • •
  • 1 090 tis. Kč
    • •
  • 1 610 tis. Kč
    • •
  • GA ČR
Project

*Experimental development and optimization of production technology of heavy forge ingots with the aim to improve the use properties of special engineering parts with higher added value (FR-TI3/243)

of this ambitious technological innovation process, leading to suppression of segregations, exudations, cracks in segregations. This will increase the utility value of forgings and increase their lifetime. Solution is targ...

JG - Hutnictví, kovové materiály

  • 2011 - 2013
    • •
  • 14 023 tis. Kč
    • •
  • 9 185 tis. Kč
    • •
  • MPO
Project

Compensation effect and grain boundary properties (GA202/06/0004)

of theoreticalapproaches with experimental database on grain boundary segregation, migration parameters of grain boundary segregation. The fundamental nature of the relationship......

BM - Fyzika pevných látek a magnetismus

  • 2006 - 2008
    • •
  • 1 838 tis. Kč
    • •
  • 1 838 tis. Kč
    • •
  • GA ČR
Project

Relationship between grain boundary chemistry and fracture characteristics of bcc iron alloys (GAP108/12/0144)

chemistry as well as on the effect of the nature of the segregating element and concentration of segregating impurities at grain boundaries. Original method......

JG - Hutnictví, kovové materiály

  • 2012 - 2016
    • •
  • 9 668 tis. Kč
    • •
  • 9 668 tis. Kč
    • •
  • GA ČR
Project

Role of grain boundary morphology and chemistry in intergranular fracture (GA106/05/0134)

. In addition, different segregants change bond strengths at the grain boundaries-based alloys with altered solutes and impurities. The project will bring a new......

JL - Únava materiálu a lomová mechanika

  • 2005 - 2007
    • •
  • 2 086 tis. Kč
    • •
  • 2 086 tis. Kč
    • •
  • GA ČR
Project

Evolutionary spatial dynamics of segregation and social exclusion (TL02000479)

The aim is to analyze segregation in the Czech Republic using innovative localities with risks of segregation will be assesed focusing on their characteristics in the development of a system of continuous monitoring and evaluation o...

Social sciences, interdisciplinary

  • 2019 - 2022
    • •
  • 8 303 tis. Kč
    • •
  • 6 660 tis. Kč
    • •
  • TA ČR
Project

Experimental and theoretical studies of grain boundary segregation (GA106/99/1178)

of grain boundary segregation in metallic materials. Bicrystals of Ni-base alloys. Fromthese measurements, enthalpies and entropies of segregation will be determined for individual interfaces thus representing anisotropy of grain b...

BM - Fyzika pevných látek a magnetismus

  • 1999 - 2001
    • •
  • 3 605 tis. Kč
    • •
  • 2 155 tis. Kč
    • •
  • GA ČR
  • 1 - 10 out of 5 053