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Chapter and Conference Paper
Structural Differences of Superconducting and Non-Superconducting PrBa2Cu3Ox Crystals
Structural differences of PrBa2Cu3Ox crystals grown by TSFZ and flux methods were investigated using single crystal X-ray diffraction method, to make clear the origin of their different electrical properties. Obv...
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Chapter and Conference Paper
Magnetic Characteristics of the Superconducting TSFZ PrBa2Cu3Oy Crystal
We present the results of a detailed magnetic characteristics on superconducting PrBa2Cu3Ox (PrBCO) single crystals in applied magnetic fields up to 0.5 T. The PrBCO single crystals were grown by the travelling-s...
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Chapter and Conference Paper
Crystal Growth of PrBa2Cu3O7-y
Crystals of PrBa2Cu307-y have been grown by the travelling-solvent floating-zone (TSFZ) method and slow-cooling. The grown crystals were identified to be single crystal of PrBa2Cu307-y by Laue X-ray measurements,...
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Chapter and Conference Paper
Hot deformation constitutive equation and processing map of Alloy 690
The hot deformation behavior of alloy 690 was studied in the temperature range of 800–1300 C and strain rate range of 0.1–10 s−1 by hot compression tests in a Gleeble 1500+ thermal mechanical simulator. The resul...
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Chapter and Conference Paper
Production of Titanium Hydride Powder by Leaching of Aluminum and Silicon Impurities from Reduced Upgraded Titania Slag for Low Cost Titanium Production
Titanium alloys are in great demand in engineering applications that require better mechanical properties at a lower weight than steel, but high costs of titanium alloys have restricted their use in day to day...
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Chapter and Conference Paper
Grain Refinement and Toughening of Low Carbon Low Alloy Martensitic Steel with Yield Strength 900 MPa Grade by Ausforming
Instead of off-line quenching and tempering (QT), on-line ausforming (non-recrystallization controlled roling) and direct quenching (DQ) was employed to improve the toughness of low alloy steel with yield stre...
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Chapter and Conference Paper
Research on M23C6 precipitation of 690 alloy
Precipitation M23C6 of 690 alloy was studied in this paper. Firstly, M23C6 precipitation and evolution of chromium-depleted zone of 690 alloy during TT were studied. Evolution of chromium-depleted zone of 690 all...
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Chapter and Conference Paper
Reflection of Cylindrical Converging Shock Wave Over Wedge
The cylindrical converging shock reflection over a plane wedge is investigated experimentally and numerically in a specially designed shock tube which converts a planar shock into a cylindrical one. When the c...
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Chapter and Conference Paper
Experimental Study on the Interaction of Cylindrical Converging Shock Waves with Sinusoidal Light-Heavy Interface
Richtmyer-Meshkov (RM) instability occurs when an initially perturbed interface separating two different fluids is impulsively accelerated by a shock wave, which was first investigated theoretically by Richtmy...
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Chapter and Conference Paper
Preparation of Al2O3 Ceramic Cores by Dry-Pressing Assisted of Precursor-Derived Ceramic Technology
Porous were prepared successfully by assisted of precursor-derived ceramic technology. Among, Al2O3 powders with flake shape were used as the matrix and powders were used as the . The effects of temperat...
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Chapter and Conference Paper
Effects of Ti and Y Addition on the Scale Spalling Resistance of CoNiCrAl Alloys
CoNiCrAl is usually used as the material to bond coat in thermal barrier coatings (TBC) systems under high temperatures. With different amounts of reactive elements Ti and Y added into CoNiCrAl, the effects of...