Articles with "invisibility" as a keyword



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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;
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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
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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
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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
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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
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‘You can’t feel what we feel’: Multifaceted dyspnoea invisibility in advanced chronic obstructive pulmonary disease examined through interpretative phenomenological analysis

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Published in 2022 at "Palliative Medicine"

DOI: 10.1177/02692163221118198

Abstract: Background: More than a symptom, dyspnoea is an existential experience shaping the lives of those afflicted, particularly when its persistence despite maximal pathophysiological treatments makes it pervasive. It is, however, insufficiently appreciated by concerned people… read more here.

Keywords: invisibility; obstructive pulmonary; chronic obstructive; pulmonary disease ... See more keywords
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Invisibility and Negative Career Outcome Expectations among Racially and Ethnically Diverse College Students at a Predominantly White Institution

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Published in 2023 at "Journal of Career Assessment"

DOI: 10.1177/10690727231173729

Abstract: The present study explored the relationship between invisibility experiences, a component of microaggressions, and negative career outcome expectations among a sample of Black, Indigenous, and People of Color (BIPOC) students attending a predominantly White institution… read more here.

Keywords: invisibility; career; outcome expectations; invisibility experiences ... See more keywords
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Seeing and Unseeing Like a State: House Demolitions, Healthcare, and the Politics of Invisibility in Southern Israel

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Published in 2017 at "Anthropological Quarterly"

DOI: 10.1353/anq.2017.0002

Abstract: ABSTRACT:A 2005 amendment to Israel's Public Land Law and the 1994 National Health Insurance Law (NHIL) are two policies that highlight the complex relationship between the Israeli state and the Negev/Naqab Bedouins. While the Land… read more here.

Keywords: state; house demolitions; state officials; israel ... See more keywords
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Bendable disordered metamaterials for broadband terahertz invisibility.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.384764

Abstract: We experimentally demonstrate a bendable cloaking structure composed of obliquely stacked planar metallic shells that individually enclose the objects to be hidden. The ensemble of shells acts as a disordered oblique grating capable of bending… read more here.

Keywords: bendable disordered; disordered metamaterials; terahertz invisibility; invisibility ... See more keywords
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Black Queer Students’ Counter-Stories of Invisibility in Undergraduate STEM as a White, Cisheteropatriarchal Space

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Published in 2022 at "American Educational Research Journal"

DOI: 10.3102/00028312221096455

Abstract: Black queer undergraduates experience invisibility at the juncture of anti-Black racism and cisheteropatriarchy in their campus environments. With the absence of research on queer students of color in undergraduate STEM, it has been unexplored how… read more here.

Keywords: invisibility; undergraduate stem; queer students; black queer ... See more keywords