Embedded cooling of high-heat-flux hotspots using self-adaptive microchannel/pin-fin hybrid heat sink

X Li, Y Xuan - IEEE Transactions on Components, Packaging …, 2022 - ieeexplore.ieee.org
The chips present unsteady and highly concentrated heat fluxes and the available volume
for cooling solution is significantly constrained with the trend of miniaturization and …

Programming shape-shifting of flat bilayers composed of tough hydrogels under transient swelling

M Shojaeifard, S Niroumandi, M Baghani - Acta Mechanica, 2022 - Springer
Various actuation mechanisms are utilized in nature to control the shape-shifting and
functionalities of living organisms. Shape-shifting is a common function observed in various …

Programmable self-folding of trilayer and bilayer-hinge structures by time-dependent swelling of tough hydrogels

M Shojaeifard, S Niroumandi… - Journal of Intelligent …, 2022 - journals.sagepub.com
Inspired by nature, active materials are used to developed complex 3D configurations
considering their specific characteristics. One of the shape-shifting methods in smart …

Finite deformation of swollen pH-sensitive hydrogel cylinder under extension and torsion and its Poynting effect: analytical solution and numerical verification

S Niroumandi, M Shojaeifard… - International Journal of …, 2021 - World Scientific
According to the rise of technological interest in hydrogels, there is a growing necessity for
precise mechanical and thermodynamic experimental characterizations. One of the common …

An investigation on an SMA valve in micro-channel through FSI approach

S Beshkoofe, M Baghani… - … Journal of Applied …, 2024 - ui.adsabs.harvard.edu
Micro-channels with built-in shape memory alloys (SMAs) can respond intelligently to
channel temperature variations without applying an external force and control the flow rate …

pH-Responsive Hydrogel Bilayer with Reversible, Bidirectional Bending Behavior

M Shojaeifard, S Niroumandi, M Baghani - Frontiers in Materials, 2022 - frontiersin.org
Smart hydrogels are promising materials for shape-shifting structures regarding their large
reversible deformation in response to external stimuli in the absence of mechanical loading …

Swelling of pH-sensitive hydrogel pressure vessel under altered-pH coupled with inflation, extension, and torsion

M Shojaeifard, S Niroumandi, M Baghani - Meccanica, 2022 - Springer
Abstract pH-sensitive hydrogels are a unique class of hydrophilic polymers with fascinating
characteristics that can be harnessed for future innovative applications such as drug delivery …

Effect of sodium chloride on the enhanced performance of chitosan-based ion actuator

Z Cui, X Zhao, W Jia, Y Ren, Y Xu, Y Lv - 2023 - researchsquare.com
In this work, an actuate membrane and an electrode membrane were prepared by a sol-gel
method. And then, they were physically pressed to form a chitosan-based ion actuator …