scholarly journals Chirality separation of mixed chiral microswimmers in a periodic channel

Soft Matter ◽  
2015 ◽  
Vol 11 (19) ◽  
pp. 3852-3859 ◽  
Author(s):  
Bao-quan Ai ◽  
Ya-feng He ◽  
Wei-rong Zhong

We numerically studied the dynamics and separation of mixed chiral microswimmers in a channel with regular arrays of rigid half-circle obstacles. Mixed chiral microswimmers can be separated by applying the shear flow or the constant load.

2002 ◽  
Author(s):  
Sophie Mergui ◽  
Boubaker Feroual ◽  
Christine Benard ◽  
Dominique Gobin
Keyword(s):  

Author(s):  
Ye. A. Gayev ◽  
Eric Savory ◽  
Norman Toy
Keyword(s):  

Author(s):  
Genrich R. Grek ◽  
Grigory V. Kozlov ◽  
Victor V. Kozlov ◽  
Yury A. Litvinenko ◽  
Maria V. Litvinenko
Keyword(s):  

1999 ◽  
Vol 27 (1) ◽  
pp. 48-57 ◽  
Author(s):  
Y. Liu ◽  
Z. Wan ◽  
Z. Tian ◽  
X. Du ◽  
J. Jiang ◽  
...  

Abstract A fatigue testing system is established with which the real-time recording of stress, strain, temperature, and hysteresis loss of rubbers or cord-rubber composite specimens subjected to periodic loading or extension can be successfully carried out. Several problems are connected with the experimental study of the fatigue of rubber composites. In constant extension cycling, the specimen becomes relaxed because of the viscoelasticity of rubber composites, and the imposed tension-tension deformation becomes complex. In this method, the specimen is unlikely to fail unless the imposed extensions are very large. Constant load cycling can avoid the shortcomings of constant extension cycling. The specially designed clamps ensure that the specimen does not slip when the load retains a constant value. The Deformation and fatigue damage accumulation processes of rubber composites under periodic loading are also examined. Obviously, the effect of cycle frequency on the fatigue life of rubber composites can not be ignored because of the viscoelasticity of constituent materials. The increase of specimen surface temperature is relatively small in the case of 1 Hz, but the temperature can easily reach 100°C at the 8 Hz frequency. A method for evaluating the fatigue behavior of tires is proposed.


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