scholarly journals 1036) Experimental Study on Increasing Process of Young's Modulus of Mortars(Materials Execution)

1963 ◽  
Vol 89 (0) ◽  
pp. 36
Author(s):  
Taiji Saji ◽  
Minoru Aso
2008 ◽  
Vol 1137 ◽  
Author(s):  
Keerthika Balasundaram ◽  
Yanping Cao ◽  
Dierk Raabe

AbstractNanoindentation tests are widely used in recent years to characterize the mechanical properties of viscoelastic-plastic materials like polymers and biomaterials at the micro or nano-scale using the analysis method proposed by Oliver & Pharr (OP). However, recent studies revealed that the mechanical properties of viscoelastic-plastic (polymeric) materials determined using the OP method does not lead to a correct evaluation of Young's modulus. A systematic experimental study is performed with different indenter geometries like spherical and Berkovich geometries using various polymers in order to identify the limitations of the OP method.


Geophysics ◽  
1936 ◽  
Vol 1 (3) ◽  
pp. 347-352 ◽  
Author(s):  
J. M. Ide

Laboratory determinations of Young’s modulus, rigidity, and compressibility were made on a set of representative rock samples. These measurements are compared with the theoretical relations between the elastic constants of an isotropic medium. Computed longitudinal and transverse wave velocities are compared with direct field measurements by Leet in granite and norite. Agreement is within 5 per cent for norite, and 20 per cent for granite.


2012 ◽  
Vol 34 (1) ◽  
pp. 19-25 ◽  
Author(s):  
Nguyen Dinh Duc ◽  
Dinh Khac Minh

There are many formulas proposed by different authors in order to determine elastic modules for composite filler particles. This article aims to present the experiment's results and to review some formulas for determining Young's modulus of elasticity E of the polyester filler titanium dioxide particles composite. The results showed that there was a relatively good fit between theory and practice of some formulas.


1976 ◽  
Vol 11 (6) ◽  
pp. 931-933
Author(s):  
A. A. Birfel'd ◽  
B. M. Drapkin ◽  
V. V. Potkin

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