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1.
Front Psychol ; 13: 912519, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-36405207

RESUMEN

The premise of this study is to look at the intergenerational transferal of language and racial trauma of Asian immigrants in general and Korean-American immigrants in particular to a western country, the United States of America. This study investigates trauma from a psychological standpoint, based on Chang-Rae Lee's novel Native Speaker. In describing a marker of citizenship, the novel's title also points to who is the native language speaker and who is a native of a country, and why one who is not may be excluded. The Korean immigrants' vulnerability to the English language and racial differences highlights their status as minority "others," and they suffer from transgenerational trauma. As a result of transgenerational traumatic effects, Henry (the protagonist) has various traumatic side effects such as dysphasia, aphasia, and parasomnia and finally leaves no stone unturned to recuperate from trauma. The Trauma of the Unspeakable theory by Michelle Balaev is used in this article to show how trauma affects people's minds.

2.
Front Psychiatry ; 13: 966556, 2022.
Artículo en Inglés | MEDLINE | ID: mdl-36713925

RESUMEN

The present study explores the concept of reenactment of known and unknown war trauma that may be unfamiliar to the readers while also opening up new discourses of understanding and empathy through the lens of Cathy Caruth's trauma theory by focusing on the novel A Land of Permanent Goodbyes by Atia Abawi. War fiction, such as Abawi's novel, highlights the concept of psychological trauma as a double wound (known as "outsiders" and unknown as "insiders") through the textual analysis and characterization of characters by presenting their haunting pasts, present lives, and losses concerning traumatic events. The present study also recounts what the trauma of the unknown means to war-torn survivors by focusing on "trauma as double wounds" from three aspects: cause, effects, and recuperation. Finally, the study concludes with a new paradigm in which trauma is portrayed as a healer rather than a wound.

3.
Int J Mol Sci ; 22(12)2021 Jun 17.
Artículo en Inglés | MEDLINE | ID: mdl-34204328

RESUMEN

The use of experimental relations to approximate the efficient thermophysical properties of a nanofluid (NF) with Cu nanoparticles (NPs) and hybrid nanofluid (HNF) with Cu-SWCNT NPs and subsequently model the two-dimensional pulsatile Casson fluid flow under the impact of the magnetic field and thermal radiation is a novelty of the current study. Heat and mass transfer analysis of the pulsatile flow of non-Newtonian Casson HNF via a Darcy-Forchheimer porous channel with compliant walls is presented. Such a problem offers a prospective model to study the blood flow via stenosed arteries. A finite-difference flow solver is used to numerically solve the system obtained using the vorticity stream function formulation on the time-dependent governing equations. The behavior of Cu-based NF and Cu-SWCNT-based HNF on the wall shear stress (WSS), velocity, temperature, and concentration profiles are analyzed graphically. The influence of the Casson parameter, radiation parameter, Hartmann number, Darcy number, Soret number, Reynolds number, Strouhal number, and Peclet number on the flow profiles are analyzed. Furthermore, the influence of the flow parameters on the non-dimensional numbers such as the skin friction coefficient, Nusselt number, and Sherwood number is also discussed. These quantities escalate as the Reynolds number is enhanced and reduce by escalating the porosity parameter. The Peclet number shows a high impact on the microorganism's density in a blood NF. The HNF has been shown to have superior thermal properties to the traditional one. These results could help in devising hydraulic treatments for blood flow in highly stenosed arteries, biomechanical system design, and industrial plants in which flow pulsation is essential.


Asunto(s)
Cobre , Hemodinámica , Hidrodinámica , Nanopartículas del Metal , Modelos Cardiovasculares , Flujo Pulsátil , Algoritmos , Arterias/patología , Arterias/fisiopatología , Circulación Sanguínea , Constricción Patológica , Cobre/química , Humanos , Nanopartículas del Metal/química , Porosidad , Suspensiones
4.
Sci Rep ; 10(1): 10629, 2020 06 30.
Artículo en Inglés | MEDLINE | ID: mdl-32606348

RESUMEN

The present paper examines the flow behavior and separation region of a non-Newtonian electrically conducting Casson fluid through a two-dimensional porous channel by using Darcy's law for the steady and pulsatile flows. The vorticity-stream function approach is employed for the numerical solution of the flow equations. The effects of various emerging parameters on wall shear stress and stream-wise velocity are displayed through graphs and discussed in detail. It is noticed the increasing values of the magnetic field parameter (Hartman number) cause vanishing of the flow separation region and flattening of the stream-wise velocity component. The study also reveals that the non-Newtonian character of Casson fluid bears the potential of controlling the flow separation region in both steady and pulsating flow conditions.

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