Articles with "invisibility" as a keyword



Latino Invisibility in the Pandemic.

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Published in 2022 at "AMA journal of ethics"

DOI: 10.1001/amajethics.2022.289

Abstract: Devastating effects of COVID-19 among Latinos have not been adequately emphasized or addressed by media, public health experts, researchers, or government officials. Moreover, the underreporting of the crisis' effect on Latinos and the undercounting of… read more here.

Keywords: latino invisibility; invisibility pandemic; invisibility;

Multiband Omnidirectional Invisibility Cloak

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Published in 2024 at "Advanced Science"

DOI: 10.1002/advs.202401295

Abstract: Transformation optics (TO) provides a powerful tool to manipulate electromagnetic waves, enabling the design of invisibility cloaks, which can render objects invisible. Despite many years of research, however, invisibility cloaks experimentally realized thus far can… read more here.

Keywords: invisibility cloak; invisibility cloaks; invisibility; cloak ... See more keywords

Eliminating the Scattering of Thin Film Structures.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.3c17073

Abstract: Rendering invisibility in the wide application scenarios has seen a surge in interest in recent years. Though various approaches have been proposed to realize concealments under different conditions, achieving polarization-independent invisibility for large objects remains… read more here.

Keywords: film structures; invisibility; eliminating scattering; scattering thin ... See more keywords

Controlling frequency dispersion in electromagnetic invisibility cloaks

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Published in 2019 at "Scientific Reports"

DOI: 10.1038/s41598-019-42481-7

Abstract: Electromagnetic cloaking, as challenging as it may be to the physicist and the engineer has become a topical subject over the past decade. Thanks to the transformations optics (TO) invisibility devices are in sight even… read more here.

Keywords: frequency dispersion; cloak; frequency; spherical cloak ... See more keywords
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Ultra-transparent media with anisotropic mass density for broadband acoustic invisibility

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Published in 2017 at "Applied Physics Letters"

DOI: 10.1063/1.5002741

Abstract: This paper demonstrates the design of ultra-transparent anisotropic media for broadband acoustic invisibility. The required parameter distributions of the proposed invisibility cloak are derived by coordinate transformation, and its practical implementation simply consists of two-dimensional… read more here.

Keywords: ultra transparent; broadband acoustic; acoustic invisibility; media anisotropic ... See more keywords

Broadband unidirectional invisibility for airborne sound

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Published in 2018 at "Applied Physics Letters"

DOI: 10.1063/1.5019771

Abstract: We present a metafluid-based broadband cloak capable of guiding acoustic waves around obstacles along given directions while maintaining the wavefront undisturbed. The required parameter distribution of the proposed cloak is derived by coordinate transformation and… read more here.

Keywords: invisibility airborne; unidirectional invisibility; airborne sound; metafluid ... See more keywords

Broadband and wide-angle invisibility with P T-symmetric 2D-Weyl semimetal

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Published in 2019 at "Journal of Applied Physics"

DOI: 10.1063/1.5108799

Abstract: Inspired by the magnificent features of two-dimensional (2D) materials which aroused much of the interest in recent materials science research, we study PT-symmetric 2D Weyl semimetal (WSM) to reveal the broadband and wide-angle invisible configurations… read more here.

Keywords: symmetric weyl; wide angle; broadband wide; invisibility ... See more keywords

Financial contract invisibility in a competing supply chain

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Published in 2025 at "International Journal of Production Research"

DOI: 10.1080/00207543.2025.2512442

Abstract: To address the discrepancy between the prevalent practise of financial contract invisibility and the assumption of visibility in previous literature, we explore the impact of financial contract invisibility on firm performance. By deriving and comparing… read more here.

Keywords: competition intensity; invisibility; financial contract; supply chain ... See more keywords

Transmissive invisibility cloak using phase gradient metasurfaces

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Published in 2024 at "Physica Scripta"

DOI: 10.1088/1402-4896/ad5c0e

Abstract: Different from the reflective approach of the carpet cloak designed to conceal surface irregularities on highly reflective surfaces, the transmission invisibility cloak, often capable of achieving perfect invisibility, operates within a transmission geometry. In this… read more here.

Keywords: invisibility cloak; phase gradient; invisibility; transmissive invisibility ... See more keywords

Invisibility Utilizing Huygens’ Metasurface Based on Mantle Cloak and Scattering Suppression Phenomen

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Published in 2021 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2021.3060022

Abstract: This communication presents the design of a Huygens’ metasurface (HMS) coating aiming to achieve strongly enhanced invisibility. An analytical formulation for obtaining the required electric surface admittance and magnetic surface impedance is presented. The proposed… read more here.

Keywords: electric surface; surface; required electric; metasurface ... See more keywords

Development and Validation of the Invisibility Scale.

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Published in 2025 at "Scandinavian journal of psychology"

DOI: 10.1111/sjop.13080

Abstract: The concept of social invisibility describes the devaluation of the perceived social and personal worth of an individual. This paper presents the theoretical foundation for this construct, and the development and validation of the "Invisibility… read more here.

Keywords: social invisibility; invisibility; development validation; scale ... See more keywords