To provide a viscoelasticity measuring apparatus and a viscoelasticity measurement method for detecting a stress of a sample, by giving vibration having a specified waveform to the sample to be measured utilizing an ultra magnetostriction element, and for calculating the index value regarding the viscoelasticity of the sample.
The viscoelasticity measuring apparatus comprises: the ultra magnetostrictive element 100; a sample-retaining section 102 and a sample-retaining section 103 that are arranged so that the sample 101 is sandwiched; a current supply section 104 for supplying a current; a magnetic field generation section 105 for generating a magnetic field by inputting current; a displacement transmission section 106 for transmitting the displacement of the ultra magnetostriction element 100 to the sample-retaining section 102; an amount-of-displacement detection section 107 for detecting the amount of displacement in the sample-retaining section 102; a stress detection section 108 for detecting force operating on the sample-retaining section 103 from the sample 101 as a stress value; a current detecting section 109 for detecting the supplied current value; and a computer 20, having a control function of the amount of displacement of the ultra magnetostrictive element 100 and the measurement function of an index value, regarding the viscoelasticity of the sample 101.
OGINO SHIGETO
FUKAZAWA HIROSHI
TANAKA KOICHI
SANZU CORP KK