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astro-ph.SR2021★ 2 cited

SOFIA/FORCAST Monitoring of the Dust Emission from R Aqr: Start of the Eclipse

Ravi Sankrit, Eric Omelian, Uma Gorti +3

We present mid-infrared spectra from our continued monitoring of R Aquarii, the nearest symbiotic Mira, using the Stratospheric Observatory for Infrared Astronomy (SOFIA). New phot…

nlin.CD2021★ 8 cited

Nonlinear Topological Edge States: from Dynamic Delocalization to Thermalization

Bertin Many Manda, Rajesh Chaunsali, Georgios Theocharis +1

We consider a mechanical lattice inspired by the Su-Schrieffer-Heeger model along with cubic Klein-Gordon type nonlinearity. We investigate the long-time dynamics of the nonlinear…

stat.AP2021★ 239 cited

COVID-19-Associated Orphanhood and Caregiver Death in the United States

Susan D. Hillis, Alexandra Blenkinsop, Andrés Villaveces +12

Background: Most COVID-19 deaths occur among adults, not children, and attention has focused on mitigating COVID-19 burden among adults. However, a tragic consequence of adult deat…

math.DG2021★ 3 cited

Conformal geometry on a class of embedded hypersurfaces in spacetimes

Abbas M. Sherif, Peter K. S. Dunsby

In this work, we study various properties of embedded hypersurfaces in decomposed spacetimes with a preferred spatial direction, denoted , which are orthogonal to the…

astro-ph.GA2021★ 17 cited

The Complete Local Volume Groups Sample -- IV. Star formation and gas content in group-dominant galaxies

Konstantinos Kolokythas, Sravani Vaddi, Ewan O'Sullivan +5

Using multi-band data we examine the star formation activity of the nearby group-dominant early-type galaxies of the Complete Local-volume Groups Sample (CLoGS), and the relation b…

astro-ph.IM2021

CHILES VII: Deep Imaging for the CHILES project, a SKA prototype

R. Dodson, E. Momjian, D. J. Pisano +16

Radio Astronomy is undergoing a renaissance, as the next-generation of instruments provides a massive leap forward in collecting area and therefore raw sensitivity. However, to ach…