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Research Articles (Physics): Recent submissions

  • Ordered magnetic fields around the 3C 84 central black hole 
    Paraschos, Georgios Filippos; Kim, J.-Y.; Wielgus, Maciek; Röder, J.; Krichbaum, Thomas P.; Ros, Eduardo; Agudo, Iván; Myserlis, Ioannis; Moscibrodzka, Monika; Traianou, Efthalia; Zensus, J. Anton; Blackburn, Lindy; Chan, Chi-kwan; Issaoun, Sara; Janssen, Michael; Johnson, M.D.; Fish, Vincent L.; Akiyama, Kazunori; Alberdi, A.; Alef, Walter; Algaba, Juan Carlos; Anantua, Richard; Asada, Keiichi; Azulay, Rebecca; Bach, Uwe; Baczko, Anne-Kathrin; Ball, David; Baloković, Mislav; Barrett, J.; Bauböck, Michi; Benson, Bradford A.; Bintley, Dan; Blundell, R.; Bouman, Katherine L.; Bower, Geoffrey C.; Boyce, Hope; Bremer, Michael; Brinkerink, Christiaan D.; Brissenden, Roger; Britzen, Silke; Broderick, Avery E.; Broguiere, Dominique; Bronzwaer, Thomas; Bustamante, Sandra; Byun, Do-Young; Carlstrom, John E.; Ceccobello, Chiara; Chael, A.; Chang, Dominic O.; Chatterjee, K.; Chatterjee, Shami; Chen, Ming-Tang; Chen, Y.; Cheng, Xiaopeng; Cho, I.; Christian, P.; Conroy, Nicholas S.; Conway, John E.; Cordes, James M.; Crawford, Thomas M.; Crew, Geoffrey B.; Cruz-Osorio, Alejandro; Cui, Y.; Dahale, Rohan; Davelaar, Jordy; De Laurentis, Mariafelicia; Deane, Roger; Dempsey, Jessica; Desvignes, Gregory; Dexter, Jason; Dhruv, Vedant; Doeleman, Sheperd S.; Dougal, Sean; Dzib, Sergio A.; Eatough, Ralph P.; Emami, Razieh; Falcke, Heino; Farah, Joseph; Fomalont, Ed; Ford, H. Alyson; Foschi, Marianna; Fraga-Encinas, Raquel; Freeman, William T.; Friberg, Per; Fromm, Christian M.; Fuentes, Antonio; Galison, Peter; Gammie, Charles F.; García, R.; Gentaz, Olivier; Georgiev, Boris; Goddi, Ciriaco; Gold, R.; Gomez-Ruiz, Arturo I.; Gomez, Jose L.; Gu (顾敏峰), Minfeng; Gurwell, Mark; Hada, Kazuhiro; Haggard, Daryl; Haworth, Kari; Hecht, Michael H.; Hesper, Ronald; Heumann, Dirk; Ho (何子山), Luis C.; Ho, Paul; Honma, Mareki; Huang, Chih-Wei L.; Huang (黄磊), Lei; Hughes, David H.; Ikeda, Shiro; Impellizzeri, C. M. Violette; Inoue, Makoto; James, D. J.; Jannuzi, Buell T.; Jeter, Britton; Jaing, W.; Jimenez-Rosales, Alejandra; Jorstad, Svetlana; Joshi, Jayneel A.; Jung, Taehyun; Karami, Mansour; Karuppusamy, Ramesh; Kawashima, Tomohisa; Keating, Garrett K.; Kettenis, Mark; Kim, D.-J.; Kim, J.; Kino, Motoki; Koay, Jun Yi; Kocherlakota, Prashant; Kofuji, Yutaro; Koch, Patrick M.; Koyama, Shoko; Kramer, Carsten; Kramer, J.A.; Kramer, Michael; Kuo, Cheng-Yu; La Bella, Noemi; Lauer, Tod R.; Lee, Daeyoung; Lee, S.-S.; Leung, Po Kin; Levis, Aviad; Li, Z.; Lico, Rocco; Lindahl, Greg; Lindqvist, Michael; Lisakov, Mikhail; Liu, J.; Liu, Kuo; Liuzzo, Elisabetta; Lo, Wen-Ping; Lobanov, Andrei P.; Loinard, Laurent; Lonsdale, Colin J.; Lowitz, A.E.; 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.; Michalik, Daniel; Mizuno, Izumi; Mizuno, Yosuke; Moran, James M.; Moriyama, Kotaro; Mulaudzi, Wanga; Müller, C.; Müller, H.; Mus, Alejandro; Musoke, Gibwa; Nadolski, Andrew; Nagai, Hiroshi; Nagar, Neil M.; Nakamura, Masanori; Narayanan, Gopal; Natarajan, Iniyan; Nathanail, Antonios; Navarro Fuentes, Santiago; Neilsen, Joey; Neri, Roberto; Ni, Chunchong; Noutsos, Aristeidis; Nowak, Michael A.; Oh, Junghwan; Okino, Hiroki; Olivares, Hector; Ortiz-Leon, Gisela N.; Oyama, Tomoaki; Ozel, Feryal; Palumbo, Daniel C. M.; Park, Jongho; Parsons, Harriet; Patel, Nimesh; Pen, Ue-Li; Pietu, Vincent; Plambeck, Richard; PopStefanija, Aleksandar; Porth, Oliver; Pötzl, 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; Ricarte, Angelo; Ripperda, Bart; Roelofs, Freek; Rogers, Alan; Romero-Cañizales, Cristina; Roshanineshat, Arash; Rottmann, Helge; Roy, Alan L.; Ruiz, Ignacio; Ruszczyk, Chet; Rygl, Kazi L. J.; Sanchez, Salvador; Sanchez-Arguelles, David; Sanchez-Portal, Miguel; Sasada, Mahito; Satapathy, Kaushik; Savolainen, Tuomas; Schloerb, F. Peter; Schonfeld, Jonathan; Schuster, Karl-Friedrich; Shao, Lijing; Shen, Zhiqiang; Small, Des; Sohn, Bong Won; SooHoo, Jason; Sosapanta Salas, León David; Souccar, Kamal; Sun, He; Tazaki, Fumie; Tetarenko, Alexandra J.; Tiede, Paul; Tilanus, Remo P. J; Titus, Michael; Torne, Pablo; Toscano, T.; Trent, Tyler; Trippe, Sascha; Turk, Matthew; Van Bemmel, Ilse; van Langevelde, Huib Jan; Van Rossum, Daniel R.; Vos, Jesse; Wagner, Jan; Ward-Thompson, Derek; Wardle, John; Washington, J.E.; Weintroub, Jonathan; Wharton, Robert; Wiik, Kaj; Witzel, Gunther; Wondrak, Michael F.; Wong, George N.; Wu, Qingwen; Yadlapalli, N.; Yamaguchi, Paul; Yfantis, Aristomenis Ilias; Yoon, Doosoo; Young, Andre; Young, K.; Younsi, Ziri; Yu, W.; Yuan, Feng; Yuan, Ye-Fei; Zhang, Shuo; Zhao, Guang-Yao; Zhao, Shan-Shan (EDP Sciences, 2024-02)
    Please read abstract in article.
  • SPARCS-North Wide-field VLBI survey : exploring the resolved mu Jy extragalactic radio source population with EVN plus e-MERLIN 
    Njeri, Ann; Beswick, Robert J.; Radcliffe, Jack Frederick; Thomson, A.P.; Wrigley, N.; Muxlow, T.W.B.; Garrett, M.A.; Deane, Roger. P.; Moldon, Javier; Norris, Ray P.; Kothes, Roland (Oxford University Press, 2023-02)
    The SKA PAthfinder Radio Continuum Surveys (SPARCS) are pro viding deep-field imaging of the faint (sub-mJy) extragalactic radio source populations through a series of reference surveys. One of the key science goals for ...
  • An interferometric SETI observation of Kepler-111 b 
    Wandia, Kelvin; Garrett, Michael A.; Radcliffe, Jack Frederick; Garrington, Simon T.; Fawcett, James; Gajjar, Vishal; MacMahon, David H.E.; Varenius, Eskil; Campbell, Robert M.; Paragi, Zsolt; Siemion, Andrew P.V. (Oxford University Press, 2023-05)
    The application of very long baseline interferometry (VLBI) to the search for extraterrestrial intelligence (SETI) has been limited to date, despite the technique offering many advantages o v er traditional single-dish ...
  • Biophysical Reviews’ “Meet the IUPAB councillor series” : a brief profile of Tjaart P. J. Krüger 
    Kruger, T.P.J. (Tjaart) (Springer, 2024)
    It is a great privilege for me to have been elected to the IUPAB Council earlier this year and to represent the African continent on the Council. In this short commentary, I am giving a very brief account of my academic ...
  • At the end of cosmic noon : short gas depletion times in unobscured quasars at z ∼1 
    Castillo, Frias M.; Rybak, M.; Hodge, Jacqueline; Van Der Werf, Paul; Abbo, Lars; Ballieux, Femke; Ward, Samuel R.; Harrison, Chris; Rivera, G. Calistro; McKean, J.P.; Stacey, Hannah R. (EDP Sciences, 2024-03)
    Please read abstract in article.
  • The Galactic latitude dependency of faraday complexity in the S-PASS/ATCA RM catalogue 
    Ranchod, Shilpa; Mao, S. A.; Deane, Roger; Sridhar, Sarrvesh S.; Damas-Segovia, Ancor; Livingston, Jack; Ma, Y. K. (EDP Sciences, 2024-06)
    The S -band Polarisation All Sky Survey (SPASS/ATCA) rotation measure (RM) catalogue is the largest broadband RM catalogue to date, increasing the RM density in the sparse southern sky. Through analysis of this catalogue, ...
  • Brightest cluster galaxy formation in the z = 4.3 protocluster SPT 2349-56 : discovery of a radio-loud active galactic nucleus 
    Chapman, S.C.; Hill, Ryley; Aravena, Manuel; Archipley, Melanie; Babul, Arif; Burgoyne, James; Canning, Rebecca E. A.; Deane, Roger; De Breuck, Carlos; Gonzalez, Anthony H.; Hayward, Christopher C.; Kim, Seon Woo; Malkan, Matt; Marrone, D.P.; McIntyre, Vincent; Murphy, Eric J.; Pass, Emily; Perry, Ryan W.; Phadke, Kedar A.; Rennehan, Douglas; Reuter, Cassie; Rotermund, Kaja M.; Scott, Douglas; Seymour, Nick; Solimano, Manuel; Spilker, Justin; Stark, Anthony A.; Sulzenauer, Nikolaus; Tothill, Nick; Vieira, Joaquin D.; Vizgan, David; Wang, George; Weiss, Axel (IOP Publishing, 2024-01)
    Please read abstract in article.
  • Investigating the impact of physical vapour deposition of palladium on electron-irradiated silicon substrates 
    Barnard, Abraham Willem; Auret, F.D. (Francois Danie); Meyer, W.E. (Walter Ernst) (Elsevier, 2024-07)
    This study reports on the effect of resistive physical vapour deposition of Pd Schottky contacts on the defects observed in an irradiated n-type Si substrate. Deep-level transient spectroscopy (DLTS) was used in order to ...
  • Wave function of Be 9 in the three-body (ααn) model 
    Rakityansky, Sergei Anatoljevich (American Physical Society, 2024-08)
    Please read abstract in the article.
  • Study of the effect of implantation temperature on the migration behaviour of Xe implanted into glassy carbon 
    Ismail, Mahjoub Yagoub Abdalla; Abdalla, Zaki Adam Yousif; Njoroge, Eric Gitau; Hlatshwayo, Thulani Thokozani; Malherbe, Johan B.; Innocent, Audu Joseph; Elnour, Huzifa Mohammed Ahamed Mohammed (Elsevier, 2024-04)
    The effect of implantation temperature on the migration behaviour of xenon (Xe) implanted into glassy carbon and the effect of annealing on radiation damage retained by ion implantation were investigated. Glassy ...
  • Enhancement of electrochemical performance of monolayer SnS2 for Li/Na-ion batteries through a sulphur vacancy : a DFT study 
    Bekeur, Craig Arthur; Mapasha, Refilwe Edwin (Springer, 2023-09)
    Various transition metal dichalcogenides materials have been investigated from bulk to monolayer phases for different advanced technological applications. Tin disulfide monolayer offers advantages as an anode material for ...
  • Molecular events accompanying aggregation-induced energy quenching in fucoxanthin-chlorophyll proteins 
    Alexandre, Maxime T.A.; Kruger, T.P.J. (Tjaart); Pascal, Andrew A.; Veremeienko, Vasyl; Llansola-Portoles, Manuel J.; Gundermann, Kathi; Van Grondelle, Rienk; Büchel, Claudia; Robert, Bruno (Elsevier, 2024-11)
    In high light, the antenna system in oxygenic photosynthetic organisms switches to a photoprotective mode, dissipating excess energy in a process called non-photochemical quenching (NPQ). Diatoms exhibit very efficient ...
  • The structural properties and photoelectrocatalytic response of Mn-doped hematite photoanodes prepared via a modified electrodeposition approach 
    Kyesmen, Pannan Isa; Simfukwe, Joseph; Jubu, Peverga R.; Adeola, Adedapo Oluwasanu; Diale, M. (Wiley, 2024)
    Please read abstract in the article.
  • A density functional theory insight into structural, mechanical, and optical properties of Rb 2LiTlF 6 double perovskite 
    Rugut, Elkana K.; Maluta, Nnditshedzeni E.; Maphanga, Regina R.; Mapasha, Refilwe Edwin; Kirui, Joseph K. (Wiley, 2024-03)
    Please read abstract in article.
  • The effects of helium, strontium, and silver triple ions implanted into SiC 
    Ntshobeni, Gcobani; Abdalla, Zaki Adam Yousif; Mokgadi, Thapelo Freddy; Mlambo, M.; Njoroge, Eric Gitau; Msimanga, Mandla; Sohatsky, A.; Skuratov, V.A.; Hlatshwayo, Thulani Thokozani (Elsevier, 2023-10-10)
    Please read abstract in the article.
  • Ruthenium ion modification of glassy carbon: Implication on the structural evolution and migration behaviour of implanted Ru atoms 
    Jafer, T.A.O.; Thabethe, Thabsile Theodora; Odutemowo, Opeyemi Shakirah; Adeojo, S.A.; Abdelbagi, Hesham Abdelbagi Ali; Azarov, Alexander; Malherbe, Johan B. (Elsevier, 2023-01)
    Please read abstract in the article.
  • Structural and optical properties of DC sputtered AlxOy/Cr/AlxOy multilayer selective absorber coatings 
    Tibaijuka, J.J.; Nyarige, Justine Sageka; Diale, M.; Mlyuka, N.R.; Samiji, M.E. (Elsevier, 2023-05)
    Please read abstract in the article.
  • Unravelling mechanism for detecting chromium on functionalized gold nanoparticles via a smartphone and spectrophotometric-based systems supported by CIEL*a*b* colour space and molecular dynamics 
    Muthwa, Sindisiwe F.; Zulu, Nontuthuko S.; Kistan, Marcel; Onwubu, Stanley C.; Shumbula, Ndivhuwo P.; Moloto, Nosipho; Mpelane, Siyasanga; Hlatshwayo, Thulani Thokozani; Mlambo, Mbuso; Mdluli, Phumlani S. (Elsevier, 2023-02)
    This paper demonstrates the application of smartphones as well as spectrophotometers as tools to demystify the mechanism leading to colour variation of 1,5-diphenylcarbazide functionalized gold nanoparticles (DPC-AuNPs) ...
  • The influence of helium-induced defects on the migration of strontium implanted into SiC above critical amorphization temperature 
    Mokgadi, Thapelo Freddy; Abdalla, Zaki Adam Yousif; Madhuku, M.; Njoroge, Eric Gitau; Mlambo, M.; Mdluli, P.; Sohatsky, A.; Skuratov, V.A.; Malherbe, Johan B.; Hlatshwayo, Thulani Thokozani (Frontiers Media, 2023-11-10)
    The presence of radiation-induced defects and the high temperature of implantation are breeding grounds for helium (He) to accumulate and form Heinduced defects (bubbles, blisters, craters, and cavities) in silicon carbide ...
  • The bright supernova 1996cr in the circinus galaxy imaged with VLBI: shell structure with complex evolution 
    Bietenholz, Michael F.; Bartel, Norbert; Bauer, Franz E.; Dwarkadas, Vikram V.; Mtshweni, Leon; Orquera-Rojas, Carlos; Ellingsen, Simon; Horiuchi, Shinji; Tzioumis, Anastasios (Oxford University Press, 2023-05)
    Please read abstract in the article.