scholarly journals Liquid crystal–based open surface microfluidics manipulate liquid mobility and chemical composition on demand

2021 ◽  
Vol 7 (40) ◽  
Author(s):  
Yang Xu ◽  
Adil M. Rather ◽  
Yuxing Yao ◽  
Jen-Chun Fang ◽  
Rajdeep S. Mamtani ◽  
...  
2015 ◽  
Vol 22 (3) ◽  
pp. 039905
Author(s):  
P. L. Poole ◽  
C. D. Andereck ◽  
D. W. Schumacher ◽  
R. L. Daskalova ◽  
S. Feister ◽  
...  

Langmuir ◽  
2015 ◽  
Vol 31 (25) ◽  
pp. 6981-6987 ◽  
Author(s):  
Simone Aleandri ◽  
Chiara Speziale ◽  
Raffaele Mezzenga ◽  
Ehud M. Landau

2014 ◽  
Vol 21 (6) ◽  
pp. 063109 ◽  
Author(s):  
P. L. Poole ◽  
C. D. Andereck ◽  
D. W. Schumacher ◽  
R. L. Daskalova ◽  
S. Feister ◽  
...  

2019 ◽  
Vol 4 (33) ◽  
pp. eaax7044 ◽  
Author(s):  
Arda Kotikian ◽  
Connor McMahan ◽  
Emily C. Davidson ◽  
Jalilah M. Muhammad ◽  
Robert D. Weeks ◽  
...  

There is growing interest in creating untethered soft robotic matter that can repeatedly shape-morph and self-propel in response to external stimuli. Toward this goal, we printed soft robotic matter composed of liquid crystal elastomer (LCE) bilayers with orthogonal director alignment and different nematic-to-isotropic transition temperatures (TNI) to form active hinges that interconnect polymeric tiles. When heated above their respective actuation temperatures, the printed LCE hinges exhibit a large, reversible bending response. Their actuation response is programmed by varying their chemistry and printed architecture. Through an integrated design and additive manufacturing approach, we created passively controlled, untethered soft robotic matter that adopts task-specific configurations on demand, including a self-twisting origami polyhedron that exhibits three stable configurations and a “rollbot” that assembles into a pentagonal prism and self-rolls in programmed responses to thermal stimuli.


Author(s):  
V.P. PANOV ◽  
◽  
S.B. MUSTAEV ◽  
A.V. SAFONOV ◽  
S.S. SAFONOVA

The paper deals with the influence of different feed quality on the chemical composition and features of nutrient accumulation in the somatic muscles and hepatopancreas of two-yearold carp species. Fish were fed using pendulum auto-feeders on demand with K-111 compound feeds (23% protein and 3.5% fat) and Karp 38/12 (38% protein and 12% fat). In variant I, K-111 compound feed was used (in both car feeders), in variant II – Karp-38/12 (in both car feeders), in variant III–K-111 and Karp-38/12 (in different car feeders). The bionic method allows identifying the preference of fish for a particular type of feed. Regardless of the diets used, the water content in organs and tissues decreases during the growing of two-year-old carp species, which is primarily due to the accumulation of fat. To a lesser extent, this is due to the number of dry fat-free substance.


2017 ◽  
Vol 20 (3) ◽  
pp. 1700774 ◽  
Author(s):  
Ellis Parry ◽  
Serena Bolis ◽  
Steve J. Elston ◽  
Alfonso A. Castrejón-Pita ◽  
Stephen M. Morris

2018 ◽  
Vol 97 (1) ◽  
Author(s):  
B. A. Kowalski ◽  
C. Mostajeran ◽  
N. P. Godman ◽  
M. Warner ◽  
T. J. White

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