摘要:
A high purity copper sputtering target material includes Cu at a purity of 99.99998 mass% or more excluding O, H, N and C, wherein an Al content is 0.005 mass ppm or less, a Si content is 0.05 mass ppm or less, an Fe content is 0.02 mass ppm or less, a S content is 0.03 mass ppm or less, Cl content is 0.1 mass ppm or less, n O content is 1 mass ppm or less, H content is 1 mass ppm or less, a N content is 1 mass ppm or less, and a C content is 1 mass ppm or less.
摘要:
Provided is a negative electrode active material that can improve the discharge capacity per volume and/or charge-discharge cycle characteristics. The negative electrode active material according to the present embodiment contains an alloy phase and ceramics. The alloy phase undergoes thermoelastic diffusionless transformation when releasing or occluding metal ions. The ceramics is dispersed in the metal phase. The content of ceramics in the alloy phase is more than 0 to 50 mass% with respect to the total mass of the alloy phase and the ceramics.
摘要:
Provided is a negative electrode active material that can improve the discharge capacity per volume and charge-discharge cycle characteristics. The negative electrode active material according to the present embodiment contains an alloy phase. The alloy phase undergoes thermoelastic diffusionless transformation when releasing metal ions or occluding metal ions. The oxygen content of the negative electrode active material is not more than 5000 ppm in mass.
摘要:
Provided is a sintered bearing (1) for an EGR valve, including raw material powder including 9% by weight to 12% by weight of aluminum, 0.1% by weight to 0.6% by weight of phosphorus, 3% by weight to 10% by weight of graphite, and the balance including copper as a main component, and inevitable impurities. The sintered bearing (1) has a structure of a sintered aluminum-copper alloy. The sintered bearing further includes free graphite distributed in pores formed so as to be dispersed.
摘要:
A Cu-Al-Mn-based alloy having superelastic characteristics and having a recrystallized texture substantially formed of a ² single phase, in which 70% or more of crystal grains is within a range of 0° to 50° in a deviation angle from orientation of a crystalline orientation measured in a working direction by electron back-scatter diffraction patterning.
摘要:
A wrought material containing a Cu-Al-Mn-based alloy, in which an existence frequency of a coincidence grain boundary with a Σ value of 3 or less is 35% or more but 75% or less, and which has a recrystallized microstructure substantially formed from a β single phase; and the use thereof.
摘要:
A Cu-Al-Mn-based alloy rod having superelastic characteristics and having a recrystallized microstructure substantially formed of a β single phase, wherein, for a longitudinal direction cross section of the rod, a region, in which a grain size of each of grains is a radius of the rod or more, is 90% or more of the longitudinal direction cross section at any location of the rod, and wherein an average grain size of the grains, in which the grain size is the radius of the rod or more, is 80% or more of a diameter of the rod; a Cu-Al-Mn-based alloy sheet; a production method thereof; a vibration damping material using thereof; a vibration damping structure constructed by using the vibration damping material.