Electrostatic potential distribution of a soft spherical particle with a charged core and pH-dependent charge density

2015 ◽  
Vol 127 ◽  
pp. 143-147 ◽  
Author(s):  
Kyle McDaniel ◽  
Fedra Valcius ◽  
Joseph Andrews ◽  
Siddhartha Das
Author(s):  
Masao Iino ◽  
Atsuto Hasegawa ◽  
Hiroyuki Shimizu ◽  
Yohei Sato

The flow structure at liquid-liquid interface was investigated by PIV/LIF with evanescent wave illumination. Laminar parallel flow comprising buffer solution and oil was formed in a microchannel. The laser beam was introduced into oil by a two-prism system and was totally reflected at the buffer solution-oil interface. The evanescent wave penetrates into the solution as a light source. The interfacial velocity measurement of solution was performed by nano-PIV. In prior to apply nano-LIF to measurement of an electrostatic potential distribution at the interface, a representative electrostatic potential was obtained from measurements of elelctroosmotic mobility of the buffer solution.


2016 ◽  
Vol 651 ◽  
pp. 94-99 ◽  
Author(s):  
Xiaolei Wang ◽  
Jinjuan Xiang ◽  
Wenwu Wang ◽  
Chao Zhao ◽  
Jing Zhang

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