Effect of external electric fields on the phase behavior of colloidal silica rods

Soft Matter ◽  
2014 ◽  
Vol 10 (33) ◽  
pp. 6249-6255 ◽  
Author(s):  
Anke Kuijk ◽  
Thomas Troppenz ◽  
Laura Filion ◽  
Arnout Imhof ◽  
René van Roij ◽  
...  

We investigate, using experiments and computer simulations, the behavior of colloidal rods in external electric fields. We find stable para-nematic, para-smectic and crystalline phases.

Soft Matter ◽  
2015 ◽  
Vol 11 (34) ◽  
pp. 6728-6739 ◽  
Author(s):  
Jiajia Zhou ◽  
Friederike Schmid

We review recent coarse-grained simulations of colloidal particles and polyelectrolyte chains in external electric fields.


Soft Matter ◽  
2018 ◽  
Vol 14 (21) ◽  
pp. 4344-4354 ◽  
Author(s):  
Joseph M. Carmack ◽  
Paul C. Millett

Electric-field alignment of particle-stabilized emulsions within thin-film geometries enables through-thickness morphologies, revealed with mesoscopic computer simulations.


Author(s):  
Johan Sjöblom ◽  
Sameer Mhatre ◽  
Sébastien Simon ◽  
Roar Skartlien ◽  
Geir Sørland

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Zainab Gholami ◽  
Farhad Khoeini

AbstractThe main contribution of this paper is to study the spin caloritronic effects in defected graphene/silicene nanoribbon (GSNR) junctions. Each step-like GSNR is subjected to the ferromagnetic exchange and local external electric fields, and their responses are determined using the nonequilibrium Green’s function (NEGF) approach. To further study the thermoelectric (TE) properties of the GSNRs, three defect arrangements of divacancies (DVs) are also considered for a larger system, and their responses are re-evaluated. The results demonstrate that the defected GSNRs with the DVs can provide an almost perfect thermal spin filtering effect (SFE), and spin switching. A negative differential thermoelectric resistance (NDTR) effect and high spin polarization efficiency (SPE) larger than 99.99% are obtained. The system with the DV defects can show a large spin-dependent Seebeck coefficient, equal to Ss ⁓ 1.2 mV/K, which is relatively large and acceptable. Appropriate thermal and electronic properties of the GSNRs can also be obtained by tuning up the DV orientation in the device region. Accordingly, the step-like GSNRs can be employed to produce high efficiency spin caloritronic devices with various features in practical applications.


Author(s):  
Li Zhang ◽  
Ya‐Ling Ye ◽  
Xiao‐Ling Zhang ◽  
Xiang‐Hui Li ◽  
Qiao‐Hong Chen ◽  
...  

Soft Matter ◽  
2014 ◽  
Vol 10 (45) ◽  
pp. 9110-9119 ◽  
Author(s):  
Hanumantha Rao Vutukuri ◽  
Frank Smallenburg ◽  
Stéphane Badaire ◽  
Arnout Imhof ◽  
Marjolein Dijkstra ◽  
...  

2010 ◽  
Vol 22 (3) ◽  
pp. 1203-1208 ◽  
Author(s):  
Qian Zhou ◽  
Kendall Fitzgerald ◽  
Paul D. Boyle ◽  
Wesley A. Henderson

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