Recently added

Research Articles (Physics): Recent submissions

  • Application of nickel foam in electrochemical systems : a review 
    Ratsoma, Mpho S.; Poho, Boipelo L.O.; Makgopa, Katlego; Raju, Kumar; Modibane, Kwena D.; Jafta, Charl J.; Oyedotun, Kabir Oyeniran (Springer, 2023-04)
    The effectiveness of electrochemical systems in various applications (e.g., energy storage and conversion, wastewater treatment, ammonia synthesis) is, in essence, dependent on the electrode materials employed in such ...
  • A study of Co-Mn phosphate supported with graphene foam as promising electrode materials for future electrochemical capacitors 
    Mirghni, Abdulmajid Abdallah; Oyedotun, Kabir Oyeniran; Mahmoud, Badr Ahmed Mohammed; Fasakin, Oladepo; Tarimo, Delvina Japhet; Manyala, Ncholu I. (Wiley, 2022-03)
    Please read abstract in the article.
  • A super-linear 'radio-AGN main sequence' links mean radio-AGN power and galaxy stellar mass since z similar to 3 
    Delvecchio, I.; Daddi, E.; Sargent, M.T.; Aird, J.; Mullaney, J.R.; Magnelli, B.; Elbaz, D.; Bisigello, L.; Ceraj, L.; Jin, S.; Kalita, B.S.; Liu, D.; Novak, M.; Prandoni, I.; Radcliffe, Jack Frederick; Spingola, C.; Zamorani, G.; Allevato, V.; Rodighiero, G.; Smolcic, V. (Hans Publishers, 2022-12)
    Mapping the average active galactic nucleus (AGN) luminosity across galaxy populations and over time reveals important clues regarding the interplay between supermassive black hole and galaxy growth. This paper presents ...
  • An ultra-deep multiband very large array (VLA) survey of the faint radio sky (COSMOS-XS) : new constraints on the cosmic star formation history 
    Van der Vlugt, D.; Hodge, J.A.; Algera, H.S.B.; Smail, I.; Leslie, S.K.; Radcliffe, Jack Frederick; Riechers, D.A.; Rottgering, H. (American Astronomical Society, 2022-12-10)
    We make use of ultra-deep 3 GHz Karl G. Jansky Very Large Array (VLA) observations of the COSMOS field from the multiband COSMOS-XS survey to infer radio luminosity functions (LFs) of star-forming galaxies (SFGs). Using ...
  • Looking at the distant universe with the MeerKAT array : discovery of a luminous OH megamaser at z>0.5 
    Glowacki, Marcin; Collier, Jordan D.; Kazemi-Moridani, Amir; Frank, Bradley; Roberts, Hayley; Darling, Jeremy; Klockner, Hans-Rainer; Adams, Nathan; Baker, Andrew J.; Bershady, Matthew; Blecher, Tariq; Blyth, Sarah-Louise; Bowler, Rebecca; Catinella, Barbara; Chemin, Laurent; Crawford, Steven M.; Cress, Catherine; Dave, Romeel; Dave, Romeel; Deane, Roger; De Blok, Erwin; Delhaize, Jacinta; Duncan, Kenneth; Elson, Ed; February, Sean; Gawiser, Eric; Hatfield, Peter; Healy, Julia; Henning, Patricia; Hess, Kelley M.; Heywood, Ian; Holwerda, Benne W.; Hoosain, Munira; Hughes, John P.; Hutchens, Zackary L.; Jarvis, Matt; Kannappan, Sheila; Katz, Neal; Keres, Dusan; Korsaga, Marie; Kraan-Korteweg, Renee C.; Lah, Philip; Lochner, Michelle; Maddox, Natasha; Makhathini, Sphesihle; Meurer, Gerhardt R.; Meyer, Martin; Obreschkow, Danail; Oh, Se-Heon; Oosterloo, Tom; Oppor, Joshua; Pan, Hengxing; Pisano, D.J.; Randriamiarinarivo, Nandrianina; Ravindranath, Swara; Schroder, Anja C.; Skelton, Rosalind; Smirnov, Oleg; Smith, Mathew; Somerville, Rachel S.; Srianand, Raghunathan; Staveley-Smith, Lister; Tanaka, Masayuki; Vaccari, Mattia; Van Driel, Wim; Verheijen, Marc; Walter, Fabian; Wu, John F.; Zwaan, Martin A. (IOP Publishing, 2022-05)
    In the local universe, OH megamasers (OHMs) are detected almost exclusively in infrared-luminous galaxies, with a prevalence that increases with IR luminosity, suggesting that they trace gas-rich galaxy mergers. Given the ...
  • Advances in the management of radioactive wastes and radionuclide contamination in environmental compartments : a review 
    Adeola, Adedapo Oluwasanu; Iwuozor, Kingsley O.; Akpomie, Kovo G.; Adegoke, Kayode Adesina; Oyedotun, Kabir Oyeniran; Ighalo, Joshua O.; Amaku, James F.; Olisah, Chijioke; Conradie, Jeanet (Springer, 2023-06)
    Please read abstract in the article.
  • Enhancement of lithiation on a graphane monolayer through extended H vacancy pathways : an ab initio study 
    Kgalema, Sentserere Phodisho; Diale, M. (Mmantsae Moche); Igumbor, Emmanuel; Mapasha, Refilwe Edwin (Elsevier, 2024-01)
    Please read abstract in the article
  • Electrical characterization of Au/Ni Schottky contacts on GaN synthesized using electrodeposition 
    Ali, Abdulraoof I.; Omotoso, Ezekiel; Nel, Jacqueline Margot; Meyer, Walter Ernst (IOP Publishing, 2023-04)
    Please read abstract in the article.
  • Probabilistic safety assessment of Koeberg spent fuel pool 
    Thabethe, Sibongiseni (Czech Technical University in Prague, 2022)
    The effective management of spent fuel pool (SFP) safety has been raised as one of the emerging issues to further enhance nuclear installation safety after the Fukushima accident on March 11, 2011. SFP safety-related ...
  • A good ancestor 
    Dlamini, Hector (SUNMeDIA, 2022)
    In The Good Ancestor, Roman Krznaric presents a compelling argument about our responsibility to future generations. He highlights that in order to be good ancestors to the future generations we need to make a shift ...
  • Resonant states 3+ and 2− of the Boron isotope 8B 
    Tshipi, T.J.; Rakityansky, Sergei Anatoljevich; Ershov, S.N. (World Scientific Publishing, 2022-08)
    Please read abstract in the article.
  • Metastatic uterine adenocarcinoma in a sable antelope (Hippotragus niger) 
    Van der Weyden, Louise; Bezuidenhout, Anien; Van Wilpe, Erna; O’Dell, Nicolize (MDPI, 2022-07-04)
    A nine-year-old intact female sable antelope (Hippotragus niger) with a six-week history of gradual loss of body condition was found dead by the owner and presented for autopsy. Macroscopic examination revealed an enlarged ...
  • A bibliometric analysis of pre- and post-Stockholm Convention research publications on the dirty dozen chemicals (DDCs) in the African environment 
    Olisah, Chijioke; Adeola, Adedapo Oluwasanu; Iwuozor, Kingsley O.; Akpomie, Kovo G.; Conradie, Jeanet; Adegoke, Kayode Adesina; Oyedotun, Kabir Oyeniran; Ighalo, Joshua O.; Amaku, James F. (Elsevier, 2022-12)
    Persistent organic pollutants (POPs) are toxic chemicals that stay in the environment for a long time. To address the toxicity issues, global nations, including 53 African countries, ratified the Stockholm Convention to ...
  • Software and techniques for VLBI data processing and analysis 
    Janssen, Michael; Wagner, Jan; Radcliffe, Jack Frederick; Wagner, Jan (MDPI, 2022-10-10)
    Very-long-baseline interferometry (VLBI) is a challenging observational technique, which requires in-depth knowledge about radio telescope instrumentation, interferometry, and the handling of noisy data. The reduction ...
  • Effects of varying Alx moles on structure and luminescence properties of ZnAlxO1.5x+1:0.1 mol% Tb3+ nanophosphor prepared using citrate sol–gel method 
    Maphiri, Vusani Muswa; Melato, L.T.; Mhlongo, M.R.; Hlatshwayo, Thulani Thokozani; Motaung, Thabiso Eric; Koao, L.F.; Motloung, S.V. (Elsevier, 2023-03)
    Please read abstract in the article.
  • Quadratic Wasserstein metrics for von Neumann algebras via transport plans 
    Duvenhage, Rocco de Villiers (Theta Foundation, 2022)
    Please read abstract in the article.
  • The polarized image of a synchrotron-emitting ring of gas orbiting a black hole 
    Narayan, Ramesh; Palumbo, Daniel C. M.; Johnson, Michael D.; Gelles, Zachary; Himwich, Elizabeth; Chang, Dominic O.; Ricarte, Angelo; Dexter, Jason; Gammie, Charles F.; Chael, Andrew A.; The Event Horizon Telescope Collaboration; Akiyama, Kazunori; Alberdi, Antxon; Alef, Walter; Algaba, Juan Carlos; Anantua, Richard; Asada, Keiichi; Azulay, Rebecca; Baczko, Anne-Kathrin; Ball, David; Baloković, Mislav; Barrett, John; Benson, Bradford A.; Bintley, Dan; Blackburn, Lindy; Blundell, Raymond; Boland, Wilfred; Bouman, Katherine L.; Bower, Geoffrey C.; Boyce, Hope; Bremer, Michael; Brinkerink, Christiaan D.; Brissenden, Roger; Britzen, Silke; Broderick, Avery E.; Broguiere, Dominique; Bronzwaer, Thomas; Byun, Do-Young; Carlstrom, John E.; Chan, Chi-kwan; Chatterjee, Shami; Chatterjee, Koushik; Chen, Ming-Tang; Chen (陈永军), Yongjun; Chesler, Paul M.; Cho, Ilje; Christian, Pierre; Conway, John E.; Cordes, James M.; Crawford, Thomas M.; Crew, Geoffrey B.; Cruz-Osorio, Alejandro; Cui, Yuzhu; Davelaar, Jordy; De Laurentis, Mariafelicia; Deane, Roger; Dempsey, Jessica; Desvignes, Gregory; Doeleman, Sheperd S.; Eatough, Ralph P.; Falcke, Heino; Farah, Joseph; Fish, Vincent L.; Fomalont, Ed; Ford, H. Alyson; Fraga-Encinas, Raquel; Friberg, Per; Fromm, Christian M.; Fuentes, Antonio; Galison, Peter; García, Roberto; Gentaz, Olivier; Georgiev, Boris; Goddi, Ciriaco; Gold, Roman; Gomez, Jose L.; Gomez-Ruiz, Arturo I.; Gu, Minfeng; Gurwell, Mark; Hada, Kazuhiro; Haggard, Daryl; Hecht, Michael H.; Hesper, Ronald; Ho, Luis C.; Ho, Paul; Honma, Mareki; Huang, Chih-Wei L.; Huang, Lei; Hughes, David H.; Ikeda, Shiro; Inoue, Makoto; Issaoun, Sara; James, David J.; Jannuzi, Buell T.; Janssen, Michael; Jeter, Britton; Jiang, Wu; Jimenez-Rosales, Alejandra; Jorstad, Svetlana; Jung, Taehyun; Karami, Mansour; Karuppusamy, Ramesh; Kawashima, Tomohisa; Keating, Garrett K.; Kettenis, Mark; Kim, Dong-Jin; Kim, Jae-Young; Kim, Jongsoo; Kim, Junhan; Kino, Motoki; Koay, Jun Yi; Kofuji, Yutaro; Koch, Patrick M.; Koyama, Shoko; Kramer, Michael; Kramer, Carsten; Krichbaum, Thomas P.; Kuo, Cheng-Yu; Lauer, Tod R.; Lee, Sang-Sung; Levis, Aviad; Li, Yan-Rong; Li, Zhiyuan; Lindqvist, Michael; Lico, Rocco; Lindah, Greg; Liu, Jun; Liu, Kuo; Liuzzo, Elisabetta; Lo, Wen-Ping; Lobanov, Andrei P.; Loinard, Laurent; Lonsdale, Colin; Lu, Ru-Sen; MacDonald, Nicholas R.; Mao, Jirong; Marchili, Nicola; Markoff, Sera; Marrone, Daniel P.; Marscher, Alan P.; Marti-Vidal, Ivan; Matsushita, Satoki; Matthews, Lynn D.; Medeiros, Lia; Menten, Karl M.; Mizuno, Izumi; Mizuno, Yosuke; Moran, James M.; Moriyama, Kotaro; Moscibrodzka, Monika; Muller, Cornelia; Musoke, Gibwa; Mus Mejías, Alejandro; Nagai, Hiroshi; Nagar, Neil M.; Nakamura, Masanori; Narayanan, Gopal; Natarajan, Iniyan; Nathanail, Antonios; Neilsen, Joey; Neri, Roberto; Ni, Chunchong; Noutsos, Aristeidis; Nowak, Michael A.; Okino, Hiroki; Olivares, Hector; Ortiz-Leon, Gisela N.; Oyama, Tomoaki; Ozel, Feryal; Park, Jongho; Patel, Nimesh; Pen, Ue-Li; Pesce, Dominic W.; Pietu, Vincent; Plambeck, Richard; PopStefanija, Aleksandar; Porth, Oliver; Potzl, Felix M.; Prather, Ben; Preciado-Lopez, Jorge A.; Psaltis, Dimitrios; Pu, Hung-Yi; Ramakrishnan, Venkatessh; Rao, Ramprasad; Rawlings, Mark G.; Raymond, Alexander W.; Rezzolla, Luciano; Ripperda, Bart; Roelofs, Freek; Rogers, Alan; Ros, Eduardo; Rose, Mel; Roshanineshat, Arash; Rottmann, Helge; Roy, Alan L.; Ruszczyk, Chet; Rygl, Kazi L. J.; Sanchez, Salvador; Sanchez-Arguelles, David; Sasada, Mahito; Savolainen, Tuomas; Schloerb, F. Peter; Schuster, Karl-Friedrich; Shao, Lijing; Shen, Zhiqiang; Small, Des; Sohn, Bong Won; SooHoo, Jason; Sun, He; Tazaki, Fumie; Tetarenko, Alexandra J.; Tiede, Paul; Tilanus, Remo P. J; Titus, Michael; Toma, Kenji; Torne, Pablo; Trent, Tyler; Traianou, Efthalia; Trippe, Sascha; van Bemmel, Ilse; Van Langevelde, Huib Jan; Van Rossum, Daniel R.; Wagner, Jan; Ward-Thompson, Derek; Wardle, John; Weintroub, Jonathan; Wex, Norbert; Wharton, Robert; Wielgus, Maciek; Wong, George N.; Wu, Qingwen; Yoon, Doosoo; Young, Andre; Young, Ken; Younsi, Ziri; Yuan, Feng; Yuan, Ye-Fei; Zensus, J. Anton; Zhao, Guang-Yao; Zhao, Shan-Shan (IOP Publishing, 2021-05-01)
    Synchrotron radiation from hot gas near a black hole results in a polarized image. The image polarization is determined by effects including the orientation of the magnetic field in the emitting region, relativistic motion ...
  • Event Horizon Telescope observations of the jet launching and collimation in Centaurus A 
    Janssen, Michael; Falcke, Heino; Kadler, Matthias; Ros, Eduardo; Wielgus, Maciek; Akiyama, Kazunori; Balokovic, Mislav; Blackburn, Lindy; Bouman, Katherine L.; Chael, Andrew; Chan, Chi-kwan; Chatterjee, Koushik; Davelaar, Jordy; Edwards, Philip G.; Fromm, Christian M.; Gomez, José L.; Goddi, Ciriaco; Issaoun, Sara; Kim, Junhan; Koay, Jun Yi; Krichbaum, Thomas P.; Liu, Jun; Liuzzo, Elisabetta; Markoff, Sera; Markowitz, Alex; Marrone, Daniel P.; Mizuno, Yosuke; Müller, Cornelia; Ni, Chunchong; Pesce, Dominic W.; Ramakrishnan, Venkatessh; Roelofs, Freek; Rygl, Kazi L. J.; Van Bemmel, Ilse; Event Horizon Telescope Collaboration; Akiyama, Kazunori; Alberdi, Antxon; Alef, Walter; Algaba, Juan Carlos; Anantua, Richard; Asada, Keiichi; Azulay, Rebecca; Baczko, Anne-Kathrin; Ball, David; Baloković, Mislav; Barrett, John; Benson, Bradford A.; Bintley, Dan; Blackburn, Lindy; Blundell, Raymond; Boland, Wilfred; Bouman, Katherine L.; Bower, Geoffrey C.; Boyce, Hope; Bremer, Michael; Brinkerink, Christiaan D.; Brissenden, Roger; Britzen, Silke; Broderick, Avery E.; Broguiere, Dominique; Bronzwaer, Thomas; Byun, Do-Young; Carlstrom, John E.; Chael, Andrew; Chan, Chi-kwan; Chatterjee, Koushik; Chatterjee, Shami; Chen, Ming-Tang; Chen, Yongjun; Chesler, Paul M.; Cho, Ilje; Christian, Pierre; Conway, John E.; Cordes, James M.; Crawford, Thomas M.; Crew, Geoffrey B.; Cruz-Osorio, Alejandro; Cui, Yuzhu; Davelaar, Jordy; De Laurentis, Mariafelicia; Deane, Roger (Nature Research, 2021-07-19)
    Very-long-baseline interferometry (VLBI) observations of active galactic nuclei at millimetre wavelengths have the power to reveal the launching and initial collimation region of extragalactic radio jets, down to 10–100 ...
  • Constructing the bulk at the critical point of three-dimensional large N vector theories 
    Johnson, Celeste; Mulokwe, Mbavhalelo; Rodrigues, Joao P. (Elsevier, 2022-06)
    Please read abstract in the article.
  • Constraints on black-hole charges with the 2017 EHT observations of M87* 
    Kocherlakota, Prashant; Rezzolla, Luciano; Falcke, Heino; Fromm, Christian M.; Kramer, Michael; Mizuno, Yosuke; Nathanail, Antonios; Olivares, Hector; Younsi, Ziri; Akiyama, Kazunori; Alberdi, Antxon; Alef, Walter; Algaba, Juan Carlos; Anantua, Richard; Asada, Keiichi; Azulay, Rebecca; Baczko, Anne-Kathrin; Ball, David; Baloković, Mislav; Barrett, John; Benson, Bradford A.; Bintley, Dan; Blackburn, Lindy; Blundell, Raymond; Boland, Wilfred; Bouman, Katherine L.; Bower, Geoffrey C.; Boyce, Hope; Bremer, Michael; Brinkerink, Christiaan D.; Brissenden, Roger; Britzen, Silke; Broderick, Avery E.; Broguiere, Dominique; Bronzwaer, Thomas; Byun, Do-Young; Carlstrom, John E.; Chael, Andrew; Chan, Chi-kwan; Chatterjee, Shami; Chatterjee, Koushik; Chen, Ming-Tang; Chen, Yongjun; Chesler, Paul M.; Cho, Ilje; Christian, Pierre; Conway, John E.; Cordes, James M.; Crawford, Thomas M.; Crew, Geoffrey B.; Cruz-Osorio, Alejandro; Cui, Yuzhu; Davelaar, Jordy; De Laurentis, Mariafelicia; Deane, Roger; Dempsey, Jessica; Desvignes, Gregory; Doeleman, Sheperd S.; Eatough, Ralph P.; Farah, Joseph (American Physical Society, 2021-05-20)
    Our understanding of strong gravity near supermassive compact objects has recently improved thanks to the measurements made by the Event Horizon Telescope (EHT). We use here the M87* shadow size to infer constraints on the ...