The High-Altitude Water Cherenkov (HAWC) Observatory in M\'exico: The Primary Detector

Autor: Abeysekara, A. U., Albert, A., Alfaro, R., Álvarez, C., Álvarez, J. D., Araya, M., Arteaga-Velázquez, J. C., Arunbabu, K. P., Rojas, D. Avila, Solares, H. A. Ayala, Babu, R., Barber, A. S., Becerril, A., Belmont-Moreno, E., BenZvi, S. Y., Blanco, O., Braun, J., Brisbois, C., Caballero-Mora, K. S., Martínez, J. I. Cabrera, Capistrán, T., Carramiñana, A., Casanova, S., Castillo, M., Chaparro-Amaro, O., Cotti, U., Cotzomi, J., de León, S. Coutiño, de la Fuente, E., de León, C., De Young, T., Hernández, R. Díaz, Dingus, B. L., DuVernois, M. A., Durocher, M., Díaz-Vélez, J. C., Ellsworth, R. W., Engel, K., Espinoza, C., Fan, K. L., Fang, K., Fick, U. B., Fleischhack, H., Flores, J. L., Fraija, N., García-González, J. A., García-Torales, G., Garfias, F., Giacinti, G., Goksu, H., González, M. M., González-Muñoz, A., Goodman, J. A., Harding, J. P., Hernández, E., Hernández, S., Hinton, J., Hona, B., Huang, D., Hueyotl-Zahuantitla, F., Hui, C. M., Humensky, T. B., Hüntemeyer, P., Iriarte, A., Imran, A., Jardin-Blicq, A., Joshi, V., Kaufmann, S., Kieda, D., Kunde, G. J., Lara, A., Lauer, R., Lee, W. H., Lennarz, D., Vargas, H. León, Linnemann, J. T., Longinotti, A. L., Luis-Raya, G., Lundeen, J., Malone, K., Marandon, V., Marinelli, A., Martínez, O., Martínez-Castellanos, I., Martínez-Castro, J., Martínez-Huerta, H., Matthews, J. A., Miranda-Romagnoli, P., Montaruli, T., Morales-Soto, J. A., Moreno, E., Mostafá, M., Nayerhoda, A., Nellen, L., Newbold, M., Nisa, M. U., Noriega-Papaqui, R., Oceguera-Becerra, T., Olivera-Nieto, L., Omodei, N., Peisker, A., Araujo, Y. Pérez, Pérez-Pérez, E. G., Ponce, E., Pretz, J., Rho, C. D., Rosa-González, D., Ruiz-Velasco, E., Salazar, H., Salazar-Gallegos, D., Greus, F. Salesa, Sandoval, A., Schneider, M., Schoorlemmer, H., Serna-Franco, J., Sinnis, G., Smith, A. J., Son, Y., Woodle, K. Sparks, Springer, R. W., Taboada, I., Tepe, A., Tibolla, O., Tollefson, K., Torres, I., Torres-Escobedo, R., Turner, R., Ureña-Mena, F., Ukwatta, T. N., Varela, E., Vargas-Magaña, M., Villaseñor, L., Wang, X., Watson, I. J., Werner, F., Westerhoff, S., Willox, E., Wisher, I., Wood, J., Yodh, G. B., Zaborov, D., Zepeda, A., Zhou, H.

Publikováno v: Nuclear Inst. and Methods in Physics Research, A (2023) 168253

The High-Altitude Water Cherenkov (HAWC) observatory is a second-generation continuously operated, wide field-of-view, TeV gamma-ray observatory. The HAWC observatory and its analysis techniques build on experience of the Milagro experiment in using

Externí odkaz: http://arxiv.org/abs/2304.00730

Characterizations of Perfect fluid spacetimes obeying $f(\mathcal{R})$-gravity equipped with different gradient solitons

Autor: Suh, Krishnendu De Young Jin, De, Uday Chand

Publikováno v: International Journal of Geometric Methods in Modern Physics Vol. 20, No. 10 (2023) 2350174 (15 pages)

The prime object of this article is to study the perfect fluid spacetimes obeying $f(\mathcal{R})$-gravity, when $\eta$-Ricci solitons, gradient $\eta$-Ricci solitons, gradient Einstein Solitons and gradient $m$-quasi Einstein solitons are its metric

Externí odkaz: http://arxiv.org/abs/2202.03254

EARLY GEOMETRY TEXTBOOKS PRINTED IN PERSIAN

Autor: Gregg de Young

Publikováno v: Revista de História da Educação Matemática, Vol 9 (2023)

The printing of mathematics textbooks in Persian did not begin until the second half of the nineteenth century. The initial stimulus to employ print technology appears to be the founding of Dār al-Funūn, an institution intended to provide instructi

Externí odkaz: https://doaj.org/article/f2b5956c867a483a9228f23ec253905e

Evaluation of a continuing professional development strategy on COVID-19 for 10 000 health workers in Ghana: a two-pronged approach

Autor: Roxana Salehi, Stephanie de Young, Augustine Asamoah, Sawdah Esaka Aryee, Raymond Eli, Barbara Couper, Brian Smith, Charity Djokoto, Yaa Nyarko Agyeman, Abdul-Fatawu Suglo Zakaria, Nancy Butt, Amma Boadu, Felix Nyante, Gifty Merdiemah, Joseph Oliver-Commey, Lawrence Ofori-Boadu, Samuel Kaba Akoriyea, Megan Parry, Cindy Fiore, Faustina Okae, Archibald Adams, Hannah Acquah

Publikováno v: Human Resources for Health, Vol 21, Iss 1, Pp 1-13 (2023)

Abstract Background COVID-19 has created unprecedented challenges for health systems worldwide. Since the confirmation of the first COVID-19 case in Ghana in March 2020 Ghanian health workers have reported fear, stress, and low perceived preparedness

Externí odkaz: https://doaj.org/article/fa2f86d04d9248cf84e35dd8a4572439

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