Controlling mass and energy diffusion with metamaterials

F Yang, Z Zhang, L Xu, Z Liu, P Jin, P Zhuang… - Reviews of Modern …, 2024 - APS
Diffusion driven by temperature or concentration gradients is a fundamental mechanism of
energy and mass transport that inherently differs from wave propagation in both physical …

Hydrodynamic metamaterials: Principles, experiments, and applications

M Chen, X Shen, L Xu - Droplet, 2023 - Wiley Online Library
Hydrodynamic metamaterials, a nascent research field, possess immense potential for fluid
flow manipulation. With engineered structure design, they offer unparalleled control over …

Tunable liquid–solid hybrid thermal metamaterials with a topology transition

P Jin, J Liu, L Xu, J Wang, X Ouyang… - Proceedings of the …, 2023 - National Acad Sciences
Thermal metamaterials provide rich control of heat transport which is becoming the
foundation of cutting-edge applications ranging from chip cooling to biomedical. However …

Convective thermal cloaks with homogeneous and isotropic parameters and drag-free characteristics for viscous potential flows

N Yao, H Wang, B Wang, X Wang, J Huang - Iscience, 2022 - cell.com
Although convective thermal cloaking has been advanced significantly, the majority of
related researches have concentrated on creeping viscous potential flows. Here, we …

Thermodynamics of imbibition in capillaries of double conical structures—hourglass, diamond, and sawtooth shaped capillaries

M Iwamatsu - Physics of Fluids, 2023 - pubs.aip.org
Thermodynamics of imbibition (intrusion and extrusion) in capillaries of double conical
structures is theoretically studied using the classical capillary model. By extending the …

A transient transformation theory for the design of convective thermal metamaterials: Cloaks, concentrators, and rotators

H Wang, NZ Yao, B Wang, X Wang - International Journal of Heat and Mass …, 2024 - Elsevier
Convective thermal metamaterials have attracted particular attention since they can
simultaneously manipulate the fluid flow and heat transfer. However, the current …

On-demand zero-drag hydrodynamic cloaks resolve D'Alembert paradox in viscous potential flows

NZ Yao, B Wang, H Wang, CL Wu, TM Shih… - Microsystems & …, 2024 - nature.com
The possibility of freely manipulating flow in accordance with humans will remain
indispensable for breakthroughs in fields such as microfluidics, nanoengineering, and …

Convective thermal rot-amplifiers with Venturi-effect and nonreciprocity characteristics: Rotating and amplifying thermal fluid flows simultaneously

NZ Yao, H Wang, CL Wu, B Wang, X Wang - … Communications in Heat and …, 2024 - Elsevier
Although thermal metamaterials have garnered considerable attention, the majority of
investigations thus far have primarily focused on either steady heat conduction phenomena …

Rapidly achieving uniform flow with a hydrodynamic metadevice

M Chen, X Shen, G Zhu, B Li - Physics of Fluids, 2024 - pubs.aip.org
In this work, we develop a unique and efficient metamaterial device known as the
“hydrodynamic evener,” which can stabilize a flow field rapidly when a transition through …

Hydrodynamic dipole-driven theory for active flow control in heterogeneous porous media

NZ Yao, B Wang, H Wang, CL Wu, X Wang - Physics of Fluids, 2024 - pubs.aip.org
Although significant efforts have been directed toward refining active control methods for
porous media flows, limited explorations have been devoted to the effects of heterogeneous …