Light Dark Matter Constraints from SuperCDMS HVeV Detectors Operated Underground with an Anticoincidence Event Selection

Autor: SuperCDMS Collaboration, Albakry, M. F., Alkhatib, I., Alonso-González, D., Amaral, D. W. P., Anczarski, J., Aralis, T., Aramaki, T., Arnquist, I. J., Langroudy, I. Ataee, Azadbakht, E., Bathurst, C., Bhattacharyya, R., Biffl, A. J., Brink, P. L., Buchanan, M., Bunker, R., Cabrera, B., Calkins, R., Cameron, R. A., Cartaro, C., Cerdeño, D. G., Chang, Y. -Y., Chaudhuri, M., Chen, J. -H., Chen, R., Chott, N., Cooley, J., Coombes, H., Cushman, P., Cyna, R., Das, S., De Brienne, F., Dharani, S., di Vacri, M. L., Diamond, M. D., Elwan, M., Fascione, E., Figueroa-Feliciano, E., Fouts, K., Fritts, M., Germond, R., Ghaith, M., Golwala, S. R., Hall, J., Harms, S. A. S., Harris, K., Hassan, N., Hong, Z., Hoppe, E. W., Hsu, L., Huber, M. E., Iyer, V., Jardin, D., Kashyap, V. K. S., Keller, S. T. D., Kelsey, M. H., Kennard, K. T., Kubik, A., Kurinsky, N. A., Lee, M., Leyva, J., Liu, J., Liu, Y., Loer, B., Asamar, E. Lopez, Lukens, P., MacFarlane, D. B., Mahapatra, R., Mammo, J. S., Mast, N., Mayer, A. J., Theenhausen, H. Meyer zu, Michaud, É., Michielin, E., Mirabolfathi, N., Mirzakhani, M., Mohanty, B., Monteiro, D., Nelson, J., Neog, H., Novati, V., Orrell, J. L., Osborne, M. D., Oser, S. M., Pandey, L., Pandey, S., Partridge, R., Pedreros, D. S., Peng, W., Perna, L., Perry, W. L., Podviianiuk, R., Poudel, S. S., Pradeep, A., Pyle, M., Rau, W., Reid, E., Ren, R., Reynolds, T., Rios, M., Roberts, A., Robinson, A. E., Ryan, J. L., Saab, T., Sadek, D., Sadoulet, B., Sahoo, S. P., Saikia, I., Sander, J., Sattari, A., Schmidt, B., Schnee, R. W., Scorza, S., Serfass, B., Simchony, A., Sincavage, D. J., Sinervo, P., Street, J., Sun, H., Tanner, E., Terry, G. D., Toback, D., Verma, S., Villano, A. N., von Krosigk, B., Watkins, S. L., Wen, O., Williams, Z., Wilson, M. J., Winchell, J., Wykoff, K., Yellin, S., Young, B. A., Yu, T. C., Zatschler, B., Zatschler, S., Zaytsev, A., Zhang, E., Zheng, L., Zuniga, A., Zurowski, M. J.

This article presents constraints on dark-matter-electron interactions obtained from the first underground data-taking campaign with multiple SuperCDMS HVeV detectors operated in the same housing. An exposure of 7.63 g-days is used to set upper limit

Externí odkaz: http://arxiv.org/abs/2407.08085

A Search for Low-mass Dark Matter via Bremsstrahlung Radiation and the Migdal Effect in SuperCDMS

Autor: Albakry, M. F., Alkhatib, I., Alonso, D., Amaral, D. W. P., Aralis, T., Aramaki, T., Arnquist, I. J., Langroudy, I. Ataee, Azadbakht, E., Banik, S., Bathurst, C., Bhattacharyya, R., Brink, P. L., Bunker, R., Cabrera, B., Calkins, R., Cameron, R. A., Cartaro, C., Cerdeño, D. G., Chang, Y. -Y., Chaudhuri, M., Chen, R., Chott, N., Cooley, J., Coombes, H., Corbett, J., Cushman, P., Das, S., De Brienne, F., Rios, M., Dharani, S., di Vacri, M. L., Diamond, M. D., Elwan, M., Fascione, E., Figueroa-Feliciano, E., Fink, C. W., Fouts, K., Fritts, M., Gerbier, G., Germond, R., Ghaith, M., Golwala, S. R., Hall, J., Hassan, N., Hines, B. A., Hong, Z., Hoppe, E. W., Hsu, L., Huber, M. E., Iyer, V., Jardin, D., Kashyap, V. K. S., Kelsey, M. H., Kubik, A., Kurinsky, N. A., Lee, M., Li, A., Litke, M., Liu, J., Liu, Y., Loer, B., Asamar, E. Lopez, Lukens, P., MacFarlane, D. B., Mahapatra, R., Mast, N., Mayer, A. J., Theenhausen, H. Meyer zu, Michaud, É., Michielin, E., Mirabolfathi, N., Mohanty, B., Nelson, J., Neog, H., Novati, V., Orrell, J. L., Osborne, M. D., Oser, S. M., Page, W. A., Pandey, S., Partridge, R., Pedreros, D. S., Perna, L., Podviianiuk, R., Ponce, F., Poudel, S., Pradeep, A., Pyle, M., Rau, W., Reid, E., Ren, R., Reynolds, T., Roberts, A., Robinson, A. E., Saab, T., Sadek, D., Sadoulet, B., Saikia, I., Sander, J., Sattari, A., Schmidt, B., Schnee, R. W., Scorza, S., Serfass, B., Poudel, S. S., Sincavage, D. J., Sinervo, P., Street, J., Sun, H., Terry, G. D., Thasrawala, F. K., Toback, D., Underwood, R., Verma, S., Villano, A. N., von Krosigk, B., Watkins, S. L., Wen, O., Williams, Z., Wilson, M. J., Winchell, J., Wu, C. -P., Wykoff, K., Yellin, S., Young, B. A., Yu, T. C., Zatschler, B., Zatschler, S., Zaytsev, A., Zhang, E., Zheng, L., Zuniga, A.

Publikováno v: Phys. Rev. D 107, 2023

We present a new analysis of previously published of SuperCDMS data using a profile likelihood framework to search for sub-GeV dark matter (DM) particles through two inelastic scattering channels: bremsstrahlung radiation and the Migdal effect. By co

Externí odkaz: http://arxiv.org/abs/2302.09115

Beyond Innocence: Indigeneity and Violent Deployments of Political Unreason in Bolivia

Autor: Mareike Winchell

Publikováno v: Bolivian Studies Journal, Vol 30 (2024)

This paper focuses on what critics have charged were false and duplicitous appeals to Indigeneity on the part of elected officials in twenty-first century Bolivia, a narrative confirmed by President Evo Morales’s continued support for neo-extractiv

Externí odkaz: https://doaj.org/article/8d55e2dabeb94f38b639189d45587176

Clinicopathological discrepancies in the diagnoses of childhood causes of death in the CHAMPS network: An analysis of antemortem diagnostic inaccuracies

Autor: Khatia Munguambe, Quique Bassat, Robert F Breiman, Mahbubur Rahman, Sibone Mocumbi, Cynthia G Whitney, Amy Wise, Shams El Arifeen, Meerjady Sabrina Flora, Soter Ameh, Emily S Gurley, Mustafizur Rahman, Ariel Nhacolo, Carla Carrilho, Cheick Bougadari Traore, Lucy Liu, Inacio Mandomando, Clara Menendez, Chris A Rees, Janet Agaya, Jane Juma, Tadesse Gure, George Aol, Hennie Lombaard, Ziyaad Dangor, Shabir Madhi, James Bunn, Samba O Sow, Dickson Gethi, Sanwarul Bari, Jeffrey P Koplan, Natalia Rakislova, Fabiola Fernandes, Tacilta Nhampossa, Maria Maixenchs, Mohammed Kamal, Nega Assefa, Joseph Oundo, Lola Madrid, Tahmina Shirin, Nelesh P Govender, Addisu Alemu, Hailemariam Legesse, Uma U Onwuchekwa, Awa Traore, Portia C Mutevedzi, Victor Akelo, Sammy Khagayi, Dickens Onyango, Richard Omore, Yasmin Adam, Peter Otieno, Margaret Mannah, Vicky Baillie, Karen L Kotloff, John Blevins, Milagritos D Tapia, Rima Koka, Mohammad Zahid Hossain, Dickens Kowuor, Tom Sesay, James Squire, Francis Moses, Haleluya Leulseged, Christine Bethencourt, Kitiezo Aggrey Igunza, Ikechukwu U Ogbuanu, Andrew Moseray, Ima-Abasi Bassey, Afruna Rahman, Muntasir Alam, Yasir Y Abdullahi, Nana Kourouma, Seydou Sissoko, Rosauro Varo, Sana Mahtab, Martin Hale, Jeanie du Toit, Zachary J Madewell, Dianna M Blau, Roosecelis B Martines, Fatima Solomon, Gillian Sorour, Jeannette Wadula, Karen Petersen, Peter J Swart, Sanjay G Lala, Sithembiso Velaphi, Richard Chawana, Ashleigh Fritz, Nellie Myburgh, Pedzisai Ndagurwa, Cleopas Hwinya, Shahana Parveen, ASM Nawshad Uddin Ahmed, Mahbubul Hoque, Saria Tasnim, Ferdousi Islam, Farida Ariuman, Mohammad Mosiur Rahman, Ferdousi Begum K Zaman, Dilruba Ahmed, Alexander M Ibrahim, Fikremelekot Temesgen, Melisachew Mulatu Yeshi, Mahlet Abayneh Gizaw, Stian MS Orlien, Solomon Ali, Peter Nyamthimba Onyango, Richard Oliech, Joyce Akinyi Were, Thomas Misore, Harun Owuor, Christopher Muga, Bernard Oluoch, Christine Ochola, Sharon M Tennant, Carol L Greene, Ashka Mehta, J Kristie Johnson, Brigitte Gaume, Adama Mamby Keita, Karen D Fairchild, Diakaridia Kone, Diakaridia Sidibe, Doh Sanogo, Kounandji Diarra, Tiéman Diarra, Kiranpreet Chawla, Zara Manhique, Fatmata Bintu Tarawally, Martin Seppeh, Ronald Mash, Julius Ojulong, Babatunde Duduyemi, Alim Swaray-Deen, Joseph Bangura Amara Jambai, Okokon Ita, Cornell Chukwuegbo, Sulaiman Sannoh, Princewill Nwajiobi, Erick Kaluma, Oluseyi Balogun, Carrie Jo Cain, Solomon Samura, Samuel Pratt, Joseph Kamanda Sesay, Osman Kaykay, Binyam Halu, Francis Smart, Sartie Kenneh, Jana Ritter, Tais Wilson, Jonas Winchell, Jakob Witherbee, Navit T Salzberg, Margaret Basket, Ashutosh Wadhwa, Kyu Han Lee, Roosecelis Martines, Shamta Warang, Maureen Diaz, Jessica Waller, Shailesh Nair, Courtney Bursuc, Kristin LaHatte, Sarah Raymer, Solveig Argeseanu, Kurt Vyas, Manu Bhandari

Publikováno v: BMJ Paediatrics Open, Vol 8, Iss 1 (2024)

Introduction Determining aetiology of severe illness can be difficult, especially in settings with limited diagnostic resources, yet critical for providing life-saving care. Our objective was to describe the accuracy of antemortem clinical diagnoses

Externí odkaz: https://doaj.org/article/d37c6c24b1bb4fc5926b6da8646eb57d

Investigating the sources of low-energy events in a SuperCDMS-HVeV detector

Autor: SuperCDMS Collaboration, Albakry, M. F., Alkhatib, I., Amaral, D. W. P., Aralis, T., Aramaki, T., Arnquist, I. J., Langroudy, I. Ataee, Azadbakht, E., Banik, S., Bathurst, C., Bauer, D. A., Bhattacharyya, R., Brink, P. L., Bunker, R., Cabrera, B., Calkins, R., Cameron, R. A., Cartaro, C., Cerdeño, D. G., Chang, Y. -Y., Chaudhuri, M., Chen, R., Chott, N., Cooley, J., Coombes, H., Corbett, J., Cushman, P., De Brienne, F., Dharani, S., di Vacri, M. L., Diamond, M. D., Fascione, E., Figueroa-Feliciano, E., Fink, C. W., Fouts, K., Fritts, M., Gerbier, G., Germond, R., Ghaith, M., Golwala, S. R., Hall, J., Hassan, N., Hines, B. A., Hollister, M. I., Hong, Z., Hoppe, E. W., Hsu, L., Huber, M. E., Iyer, V., Jastram, A., Kashyap, V. K. S., Kelsey, M. H., Kubik, A., Kurinsky, N. A., Lawrence, R. E., Lee, M., Li, A., Liu, J., Liu, Y., Loer, B., Asamar, E. Lopez, Lukens, P., MacFarlane, D. B., Mahapatra, R., Mandic, V., Mast, N., Mayer, A. J., Theenhausen, H. Meyer zu, Michaud, É., Michielin, E., Mirabolfathi, N., Mohanty, B., Nagorny, S., Nelson, J., Neog, H., Novati, V., Orrell, J. L., Osborne, M. D., Oser, S. M., Page, W. A., Partridge, R., Pedreros, D. S., Podviianiuk, R., Ponce, F., Poudel, S., Pradeep, A., Pyle, M., Rau, W., Reid, E., Ren, R., Reynolds, T., Roberts, A., Robinson, A. E., Saab, T., Sadoulet, B., Saikia, I., Sander, J., Sattari, A., Schmidt, B., Schnee, R. W., Scorza, S., Serfass, B., Poudel, S. S., Sincavage, D. J., Stanford, C., Street, J., Sun, H., Thasrawala, F. K., Toback, D., Underwood, R., Verma, S., Villano, A. N., von Krosigk, B., Watkins, S. L., Wen, O., Williams, Z., Wilson, M. J., Winchell, J., Wykoff, K., Yellin, S., Young, B. A., Yu, T. C., Zatschler, B., Zatschler, S., Zaytsev, A., Zhang, E., Zheng, L., Zuber, S.

Recent experiments searching for sub-GeV/$c^2$ dark matter have observed event excesses close to their respective energy thresholds. Although specific to the individual technologies, the measured excess event rates have been consistently reported at

Externí odkaz: http://arxiv.org/abs/2204.08038