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1.
Artículo en Inglés | MEDLINE | ID: mdl-38198018

RESUMEN

Latino/x sexual minority males (SMM) continue to be disproportionately impacted by health inequities. This study aims to understand the lived experience of Puerto Rican (PR) SMM related to how intersectional microaggressions influence health-related risk and protective factors. Young adult (ages 21-30) PR SMM from San Juan, Puerto Rico, completed a bilingual in-depth individual interview (14 in Spanish and 1 in English). A thematic analysis based on the original language of the interviews was conducted using NVivo. Six prominent themes were identified through the data analysis: (1) religious microaggressions, being gay is bad because God doesn't like it; (2) gender microaggressions, gay is not good because it's not for men; (3) sexuality microaggressions, this one is a homosexual, coming out as a sexual minority; (4) trans microaggressions, drag queens create an illusion; (5) internalized microaggressions, battling with internalized homophobia; and (6) mitigating microaggressions, establishing a supportive community. Findings suggest that multiple forms of microaggressions based on the intersectionality of sexuality and gender manifest from straight as well as gay communities. PR SMM demonstrated their resiliency by assessing interactions with others to mitigate risks and enhance supportive networks.

2.
Chemistry ; 28(59): e202201450, 2022 Oct 21.
Artículo en Inglés | MEDLINE | ID: mdl-36047501

RESUMEN

We are reporting the synthesis, single-crystal X-ray structure characterization, and magnetic property investigations of the pivalate butterfly {CrIII 2 LnIII 2 } complexes with Ln= Gd and Dy and the isostructural Y(III) sample. We found an anti-ferromagnetic Cr(III)-Ln(III) exchange interaction, which, as previously observed in related Cr(III)/Ln(III) systems, plays a key role in suppressing quantum tunnelling of magnetization and enhances the SMM performance in the Dy(III) complex. In fact, a pure Orbach relaxation mechanism, with absence of QT regime, is observed with a thermal barrier of 50 cm-1 , leading to magnetization hysteresis opening, measured with a commercial magnetometer, up to 3.6 K with a coercive field of 2.9 T. Analysis of SMM behaviour in literature-known butterfly {CrIII 2 DyIII 2 } complexes, reveals the existence of a magneto-structural correlation between Ueff , the thermal barrier size, and the mean Cr-Dy bond distances. Moreover, a clear correlation is found for the thermal barrier magnitude and the maximum temperature hysteresis opening and coercive field.

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