Results 91 to 100 of about 2,757,124 (409)

Mechanical Metamaterials for Bioengineering: In Vitro, Wearable, and Implantable Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Mechanical metamaterials with engineered architectures exhibit properties that differ from and greatly surpass those of their constituent bulk materials. This review summarizes the applications of mechanical metamaterials in bioengineering, focusing on advances in the last 5 years.
Madihah Kazim   +2 more
wiley   +1 more source

Analyses of an Ultra-Wideband Absorber from UV-B to Middle-IR Utilizing a Square Nanopillar and a Square Hollow Embedded in a Square Cavity of the Top Layer of Multilayer Metamaterials

open access: yesPhotonics
In this study, an ultra-wideband absorber spanning from UV-B to middle-IR was designed and analyzed using a novel structure. The multilayer metamaterial, arranged from bottom to top, consisted of an Al metal layer, a lower SiO2 layer, a graphite layer ...
Chia-Te Liao   +4 more
doaj   +1 more source

Generation of pure continuous-variable entangled cluster states of four separate atomic ensembles in a ring cavity [PDF]

open access: yes, 2009
A practical scheme is proposed for creation of continuous variable entangled cluster states of four distinct atomic ensembles located inside a high-finesse ring cavity.
B. J. Dalton   +3 more
core   +2 more sources

Electrochemical Synthesis and Morphological Analysis of Titanium Dioxide Nanostructures: Nanotubes, Nanograss, and Nanolace

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the electrochemical synthesis and morphological control of TiO2 nanostructures, including nanotubes, nanograss, and nanolace. Adjusting anodization parameters establishes key aspects of growth mechanisms, providing a pathway for optimizing TiO2 nanostructures for applications in sensors and nanotechnology. Titanium dioxide (TiO2)
Younghwan Kim, Swomitra Kumar Mohanty
wiley   +1 more source

Scaling properties of cavity-enhanced atom cooling

open access: yes, 2001
We extend an earlier semiclassical model to describe the dissipative motion of N atoms coupled to M modes inside a coherently driven high-finesse cavity. The description includes momentum diffusion via spontaneous emission and cavity decay.
A. C. Doherty   +23 more
core   +1 more source

Scalable Fabrication of Height‐Variable Microstructures with a Revised Wetting Model

open access: yesAdvanced Engineering Materials, EarlyView.
Height‐variable microstructures are fabricated using a scalable CO2 laser machining approach, enabling precise control of wettability through structural gradients. Classical wetting models fail to capture height‐induced effects, necessitating a revised theoretical framework.
Prabuddha De Saram   +2 more
wiley   +1 more source

Large-Volume Centimeter-Wave Cavities for Axion Searches [PDF]

open access: yes, 2019
The scan rate of an axion haloscope is proportional to the square of the cavity volume. In this paper, a new class of thin-shell cavities are proposed to search for axionic dark matter. These cavities feature active volume much larger (>20X) than that of a conventional cylindrical haloscope, comparable quality factor Q, and a similar frequency tuning ...
arxiv   +1 more source

High quality ultrafast transmission electron microscopy using resonant microwave cavities [PDF]

open access: yes, 2018
Ultrashort, low-emittance electron pulses can be created at a high repetition rate by using a TM$_{110}$ deflection cavity to sweep a continuous beam across an aperture.
Kieft, E. R.   +4 more
core   +2 more sources

Wearable Haptic Feedback Interfaces for Augmenting Human Touch

open access: yesAdvanced Functional Materials, EarlyView.
The wearable haptic feedback interfaces enhance user experience in gaming, social media, biomedical instrumentation, and robotics by generating tactile sensations. This review discusses and categorizes current haptic feedback interfaces into force, thermal, and electrotactile stimulation‐based haptic feedback interfaces, elucidating their current ...
Shubham Patel   +3 more
wiley   +1 more source

Atomically Flat Dielectric Patterns for Bandgap Engineering and Lateral Junction Formation in MoSe2 Monolayers

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a method to create atomically flat dielectric patterns of SiO2 and AlOx for MoSe2 monolayers, forming lateral heterojunctions with minimal strain. The dielectric pattern modulates excitonic properties, contact potential, and carrier dynamics, demonstrating a tunable approach for enhancing the optoelectronic properties of 2D ...
Philipp Moser   +11 more
wiley   +1 more source

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