The secondary fluid improves the hydrophobicity of the particles, leading to increase in free water in suspension and significant decrease in the viscosity and yield stress. The micronano hierarchical structure sim- ilar to lotus leaf is developed by adding hydrophobic nanoparticles, and a highly ...
geometric factors. For example, a disk with small radius and a disk with large radius, made from the same material, will deform with the same shear stress, but the torque will be much greater for the larger disk. Specific equations to convert between torque and stress are included in our ...
Flow curves Yield stress Thixotropy Single shear Stress relaxation Creep Oscillation Not applicable Sample types Liquids Polymer melts, polymer solutions, emulsions, suspensions, gels, liquids, soft solids Functionality This measurement is only applicable to liquid...
What controls the strength of glasses? What can be done to enhance the strength of silicate glasses? What controls the strength of thermoset polymers? What can be done to enhance their strength? True of False; Metal fatigue failure can occur at st...
Can we use the shear stress equation to find the ultimate stress? A plot of true stress versus true strain for a metal. For total imposed strains of ? = 0.1, 0.2, 0.3, and 0.4, determine the elastic and plastic components of the strain. The modulus of elasticity of the metal is 100...
The pandemic hastened the arrival of trends already on the leadership agenda. CEOs must seize this opportunity to transform or be left behind. Find out how.
Do not rush setting eggplants in the garden; temperatures too low will only stress eggplant and decrease the yield or kill the plants. Transplant eggplants into the garden 2 to 3 weeks after the last spring frost. Warm soil is essential for young plants to become established. Harden off ...
Diverse many-body systems, from soap bubbles to suspensions to polymers, learn and remember patterns in the drives that push them far from equilibrium. This learning may be leveraged for computation, memory, and engineering. Until now, many-body learning
How to find constant velocity How to calculate yield strength from a stress-strain curve. Besides the coordinate plane being tilted, what are two differences between solving a friction problem on a normal coordinate plane and a tilted coordinate plane? How to draw a kinematic diagram? How to me...
The general method can be applied to find an approximate solution for an otherwise unsolvable structural mechanical problem, such as the frontal crash sim- ulation of this work. In the following, a very brief introduction to the basic prin- ciples of the FEM is given and a material model,...