Results 41 to 50 of about 4,383 (234)

Recent Developments in Energy Storage and Conversion Applications of Multifunctional Vanadium Carbides

open access: yesAdvanced Materials Technologies, EarlyView.
This review systematically explains the synthesis, properties, and energy storage and conversion applications of vanadium carbides. We introduce the structural and the synthetic strategies and reviewed recent developments in the material synthesis processes. The emerging applications of vanadium carbides in energy storage and conversion are highlighted.
Swathy B. Saseendran   +2 more
wiley   +1 more source

Implementation of a state-to-state analytical framework for the calculation of expansion tube flow properties [PDF]

open access: yes, 2018
Expansion tubes are an important type of test facility for the study of planetary entry flow-fields, being the only type of impulse facility capable of simulating the aerothermodynamics of superorbital planetary entry conditions from 10 to 20 km/s ...
Gildfind, D. E.   +4 more
core   +1 more source

Omnidirectional Ultra‐Broadband Cu/TiO2 Metasurface Absorbers for High‐Efficiency Solar Thermal Conversion and Photothermal Plasmon‐Driven Catalysis

open access: yesAdvanced Optical Materials, EarlyView.
Metasurface shows selective solar–thermal energy conversion with high‐activity solar/laser‐driven chemistry. The breakthrough is co‐designing broadband FP‐cavity + plasmonic LSPR/SLR resonances in an ultra‐thin metamaterial so that it not only harvests the most efficient proportion of solar radiation but also suppresses mid and IR emissivity. Moreover,
Samira Mehrabi   +4 more
wiley   +1 more source

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

The cost of doing business abroad and international capital market equilibrium [PDF]

open access: yes
The implications of the costs of doing business in foreign countries for the resulting capital market equilibrium are studied. When transferring capital goods across national boundaries, the costs incurred are quasi-fixed in a one-good, two-country ...
Milind Shrikhande
core  

Statistical mechanics of axisymmetric vortex rings [PDF]

open access: yes, 2002
We construct maximum entropy states of a collection of interacting uniform (ω/R=const) axisymmetric vortex rings in a semiperiodic bounded volume. Following Miller [Phys. Rev. Lett. 65, 2137 (1990)] and Robert and Sommeria [J. Fluid Mech. 229, 291 (1991)]
Avinash, K., Ganesh, R.
core   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Structural vector autoregressions: theory of identification and algorithms for inference [PDF]

open access: yes
Structural vector autoregressions (SVARs) are widely used for policy analysis and to provide stylized facts for dynamic general equilibrium models. Yet there have been no workable rank conditions to ascertain whether an SVAR is globally identified.
Juan F. Rubio-Ramírez   +2 more
core  

NUMERICAL SIMULATIONS AND MODELING OF EQUILIBRIUM AND NON-EQUILIBRIUM TURBULENT FLOWS ON ROUGH SURFACES [PDF]

open access: yes
Thesis (Ph.D.)--Michigan State University. Mechanical Engineering - Doctor of Philosophy, 2024Wall-bounded turbulent flows in many engineering applications are subjected to spatial and/ortemporal acceleration and deceleration and surface roughness due to
Mangavelli, Sai Chaitanya
core   +1 more source

Relating structure and flow of soft colloids [PDF]

open access: yes, 2013
To relate the complex macroscopic flow of soft colloids to details of its microscopic equilibrium and non-equilibrium structure is still one big challenge in soft matter science.
S. Gupta   +9 more
core   +1 more source

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