Avoidance model for soft particles. I. Charged spheres and rods beyond the dilute limit

1999 ◽  
Vol 110 (17) ◽  
pp. 8825-8834 ◽  
Author(s):  
Eric M. Kramer ◽  
Judith Herzfeld
Langmuir ◽  
2021 ◽  
Vol 37 (17) ◽  
pp. 5364-5375
Author(s):  
Simone Ciarella ◽  
Marcel Rey ◽  
Johannes Harrer ◽  
Nicolas Holstein ◽  
Maret Ickler ◽  
...  

2021 ◽  
Author(s):  
Saurabh Kumar Maurya ◽  
Sankar Sarkar ◽  
Hemanta Kumar Mondal ◽  
H. Ohshima ◽  
Partha P. Gopmandal

Soft Matter ◽  
2021 ◽  
Vol 17 (11) ◽  
pp. 3074-3084
Author(s):  
Bharti ◽  
Partha P. Gopmandal ◽  
R. K. Sinha ◽  
H. Ohshima

We propose a theoretical study on the electrophoresis of pH-regualted soft particles considering the effect of hydrodynamic slip length of the hydrophobic inner core.


Soft Matter ◽  
2012 ◽  
Vol 8 (13) ◽  
pp. 3511 ◽  
Author(s):  
Hiroyuki Ohshima
Keyword(s):  

Author(s):  
M. Ilyas ◽  
A. R. Athar ◽  
Bilal Masud

This study explores the interior geometry of static relativistic charged spheres in the background of a recently proposed modified [Formula: see text] gravity, where [Formula: see text] and [Formula: see text] are the Gauss–Bonnet (GB) invariant and trace of energy–momentum tensor, respectively. The GB gravity is the low-energy limit of superstring theories. The structures of specific relativistic charged spheres Vela [Formula: see text], [Formula: see text], and [Formula: see text] are studied in this theory of gravity. We analyzed several physical behaviors of these relativistic charged spheres with the help of observational data and investigated the various aspects like density profile, stresses, the distribution of charges, stability, etc.


Author(s):  
Dmitry Yu Borin ◽  
Mikhail V Vaganov

Abstract First-order reversal curve (FORC) analysis allows one to investigate composite magnetic materials by decomposing the magnetic response of a whole sample into individual responses of the elementary objects comprising the sample. In this work, we apply this technique to analysing silicone elastomer composites reinforced with ferromagnetic microparticles possessing low intrinsic coercivity. Even though the material of such particles does not demonstrate significant magnetic hysteresis, the soft matrix of the elastomers allows for the translational mobility of the particles and enables their magnetomechanical hysteresis which renders into a wasp-waisted major magnetization loop of the whole sample. It is demonstrated that the FORC diagrams of the composites contain characteristic wing features arising from the collective hysteretic magnetization of the magnetically soft particles. The influence of the matrix elasticity and particle concentration on the shape of the wing feature is investigated, and an approach to interpreting experimental FORC diagrams of the magnetically soft magnetoactive elastomers is proposed. The experimental data are in qualitative agreement with the results of the simulation of the particle magnetization process obtained using a model comprised of two magnetically soft particles embedded in an elastic environment.


Author(s):  
Prasanna Gadhari ◽  
Prasanta Sahoo

Electroless nickel composite coatings possess excellent mechanical and tribological properties such as, hardness, wear and corrosion resistance. Composite coatings can easily be coated not only on electrically conductive materials but also on non-conductive materials like as fabrics, plastics, rubber, etc. This review emphasizes on the development of electroless nickel composite coatings by incorporating different types of hard/soft particles (micro/nano size) in the electroless Ni-P matrix to improve the mechanical and tribological properties of the coatings. The preparation of electroless bath for nickel-phosphorus composite coating, methods to incorporate hard and/or soft particles in the bath, factors affecting the particle incorporation in the coating and its effect on coating structure, hardness, wear resistance, friction behavior, corrosion resistance, and mechanical properties are discussed thoroughly.


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