搜索结果: 1-14 共查到“材料科学 Temperatures”相关记录14条 . 查询时间(0.109 秒)
Even as temperatures rise, this hydrogel material keeps absorbing moisture（图）
水凝胶材料 温度升高 被动冷却 水收集
2023/6/5
The vast majority of absorbent materials will lose their ability to retain water as temperatures rise. This is why our skin starts to sweat and why plants dry out in the heat. Even materials that are ...
Structure and mechanical properties of Mg-Si alloys at elevated temperatures
Mechanical properties Magnesium alloys Tensile test at elevated temperatures
2009/12/14
Purpose: of this paper is to extend a complex evaluation of magnesium alloys which requires very often knowledge of structure and mechanical properties at elevated temperatures. These properties are c...
Evaluation of tensile properties of 5052 type aluminum-magnesium alloy at warm temperatures
Mechanical properties Aluminum-Magnesium alloys Al-Mg 5XXX
2009/12/2
Purpose: The purpose of the paper is to evaluate the tensile properties of 5052 type aluminum-manganese alloy
in warm temperatures.
Design/methodology/approach: In this research, uniaxial tensile de...
Relaxor properties of Ba1-xNaxTi1-xNbxO3 at low temperatures
Ceramics Relaxor Electrical properties
2009/12/2
Purpose: The purpose of this paper is to investigate ferroelectric relaxor behavior of polycrystalline solid
solutions of Ba1-xNaxTi1-xNbxO3 (for x = 0.3 and x = 0.4) at low temperatures (113 K - 473...
Mechanical Behavior of PBXW-128 and PBXN-110 under Uniaxial and Multiaxial Compression at Different Strain Rates and Temperatures
Polymeric materials Rate dependency Temperature effect Compression Con ning pressure
2009/10/12
The influence of strain rate, temperature and con ning pressure on the mechanical behavior of PBXN-110 binder \inert" (HTPB, Hydroxy-terminated Polybutadiene) and PBXW-128 simulant \inert" that is mix...
Coesite Formation at Ambient Pressure and Low Temperatures
Coesite Formation Ambient Pressure Low Temperatures
2009/9/2
Partial crystallization of silica xerogel in the form of coesite has been obtained at low-pressure conditions and temperatures of ∼565∘C, in samples containing chlorophyll aggregates dispe...
A High Strength Gold Alloy for Use at High Temperatures.
X-ray diffraction measurements in high magnetic fields and at high temperatures
x-ray diffraction magnetic field shape-memory alloy
2010/1/18
A system was developed measuring x-ray powder diffraction in high magnetic fields up to 5 T and at temperatures from 283 to 473 K. The stability of the temperature is within 1 K over 6 h. In order to ...
Oxidation of the AlSi6Cu4 alloy and AlSi6Cu4-graphite particles composite at the elevated temperatures
oxidation metal matrix composites squeeze casting graphite particles
2011/3/30
Oxidation process of AlSi6Cu4 alloy as a composite matrix and of AlSi6Cu4 / 8 vol.% graphite particles composite was investigated.Composites were prepared by stirring method for suspension obtaining a...
Oxidation of the AlSi6Cu4 alloy and AlSi6Cu4-graphite particles composite at the elevated temperatures
oxidation metal matrix composites squeeze casting graphite particles
2011/3/30
Oxidation process of AlSi6Cu4 alloy as a composite matrix and of AlSi6Cu4 / 8 vol.% graphite particles composite was investigated.Composites were prepared by stirring method for suspension obtaining a...
Structural stability at elevated temperatures of the AlSi6Cu4 matrix composite with graphite particles
aluminium alloys pressure casting composites structure
2011/3/30
The results of investigation of structure stability of the AlSi6Cu4 matrix alloy and composites with graphite particles at elevated temperatures were presented. Composites and matrix alloy were prep...
Structural stability at elevated temperatures of the AlSi6Cu4 matrix composite with graphite particles
aluminium alloys pressure casting composites structure
2011/3/30
The results of investigation of structure stability of the AlSi6Cu4 matrix alloy and composites with graphite particles at elevated temperatures were presented. Composites and matrix alloy were prep...
Effect of Ca and Y additions on oxidation behavior ofAZ91 alloy at elevated temperatures
AZ91 alloy calcium yttrium oxidation resistance oxidation kinetics
2010/3/17
In order to develop the ignition-proof magnesium alloy, the effect of alloying elements, Ca and Y, on the oxidation behavior of AZ91 magnesium alloy at elevated temperatures was investigated. The igni...
Temperature Dependence of Dynamic Modulus and Damping in Continuous Fiber- Reinforced Al-(alloy) Matrix Composites at Elevated Temperatures
Continuous Fibre-Reinforced Al-(alloy) Composites elevated temperatures dynamic modulus
2010/1/14
Mechanical damping (in the longitudinal vibration mode only) and temperature dependence of dynamic modulus in the
longitudinal ( II ) and transverse ( ⊥ ) fiber direction were measured for several me...