Zobrazeno 1 - 10
of 169
pro vyhledávání: '"Widmann Eberhard"'
Autor:
Noumi Hiroyuki, Inoue Kentaro, Kawasaki Shingo, Aikawa Shuu, Ajimura Shuhei, Akaishi Takaya, Asano Hidemitsu, Beer George, Berucci Carolina, Bragadireau Mario, Buehler Paul Alois, Busso Luigi, Cargnelli Michael, Choi Seonho, Curceanu Catalina, Enomoto Shun, Fujioka Hiroyuki, Fujiwara Yuya, Fukuda Tomokazu, Guaraldo Carlo, Hashimoto Tadashi, Hayano Ryugo S., Hiraiwa Toshihiko, Iio Masami, Iliescu Mihai, Ishiguro Yusuke, Ishimoto Shigeru, Ishikawa Takashi, Ithashi Kenta, Iwai Massaki, Iwasaki Masahiko, Kanno Koki, Kato Kazuma, kato Yuko, Kienle Paul, Komatsu Yusuke, Kou Hiroshi, Ma Yue, Marton Johann, Matsuda Yasuyuki, MIzoi Yutaka, Morra Ombretta, Murayama Rie, Nagae To-mofumi, Ohnishi Hiroaki, Okada Shinji, Omar Zhadyra, Outa Haruhiko, Piscicchia Kristian, Sada Yuta, Sakaguchi Atsushi, Sakuma Fuminori, Sato Masaharu, Scordo Alessadro, Sekimoto Michiko, Shi Hexi, Shirotori Kotaro, Sirghi Diana, Sirghi Florin, Suzuki Ken, Suzuki Shoji, Suzuki Takatoshi, Tanida Kiyoshi, Tatsuno Hideyuki, Tokiyasu Atsushi O., Tokuda Makoto, Tomono Dai, Toyoda Akihisa, Tsukada Kyo, Vazquez-Doce Oton, Widmann Eberhard, Yamaga Takumi, Yamazaki Toshimitsu, Yim Heejoong, Zhang Qi, Zmeskal Johannes
Publikováno v:
EPJ Web of Conferences, Vol 291, p 05011 (2024)
Abstract. We measured πE invariant mass spectra below and above the K¯N mass threshold in the K−d → NπE reaction in order to study the K¯N interaction and the Λ(1405) resonance. This reaction can be described by the two-step process: (i) K¯
Externí odkaz:
https://doaj.org/article/d3679e7176894196a1913aad7818d95e
Autor:
Amsler, Claude, Breuker, Horst, Bumbar, Marcus, Cerwenka, Matti, Costantini, Giovanni, Ferragut, Rafael, Fleck, Markus, Giammarchi, Marco, Gligorova, Angela, Gosta, Giulia, Hunter, Eric David, Killian, Carina, Kolbinger, Bernadette, Kraxberger, Viktoria, Kuroda, Naofumi, Lackner, Moritz, Leali, Marco, Maero, Giancarlo, Mascagna, Valerio, Matsuda, Yasuyuki, Migliorati, Stefano, Murtagh, Daniel James, Nanda, Amit, Nowak, Lilian, Rheinfrank, Simon, Romé, Massimiliano, Simon, Martin C., Tajima, Minori, Toso, Valerio, Ulmer, Stefan, van Beuzekom, Martin, Venturelli, Luca, Weiser, Alina, Widmann, Eberhard, Yamazaki, Yasunori, Zmeskal, Johann
The mechanism of antiproton-nucleus annihilation at rest is not fully understood, despite substantial previous experimental and theoretical work. In this study we used slow extracted, sub-keV antiprotons from the ASACUSA apparatus at CERN to measure
Externí odkaz:
http://arxiv.org/abs/2407.06721
Autor:
Nowak, Lilian, Malbrunot, Chloe, Simon, Martin C., Amsler, Claude, Cuendis, Sergio Arguedas, Lahs, Sebastian, Lanz, Andreas, Nanda, Amit, Wiesinger, Markus, Wolz, Tim, Widmann, Eberhard
We present a Rabi-type measurement of two ground-state hydrogen hyperfine transitions performed in two opposite external magnetic field directions. This puts first constraints at the level of 2.3 10^-21 GeV on a set of coefficients of the Standard Mo
Externí odkaz:
http://arxiv.org/abs/2403.17763
Autor:
Comparat, Daniel, Malbrunot, Chloé, Malbrunot-Ettenauer, Stephan, Widmann, Eberhard, Yzombard, Pauline
In the search for clues to the matter-antimatter puzzle, experiments with atoms or molecules play a particular role. These systems allow measurements with very high precision, as demonstrated by the unprecedented limits down to $10^{-30}$ e.cm on ele
Externí odkaz:
http://arxiv.org/abs/2311.05899
Autor:
Wolz Tim, Allemand Maxime, Comparat Daniel, Cras Jules, Killian Carina, Malbrunot Chloé, Parnefjord Gustafsson Fredrik, Simon Martin, Siour Christophe, Widmann Eberhard
Publikováno v:
EPJ Web of Conferences, Vol 262, p 01002 (2022)
We present a Rydberg hydrogen beamline developed to commission techniques of stimulated deexcitation for application in antihydrogen experiments at CERN’s Antiproton Decelerator. The stimulation of spontaneous decay is a key technology to enhance t
Externí odkaz:
https://doaj.org/article/5dcba17c16b44c2b9b21d487e477293c
Autor:
Sakuma Fuminori, Ajimura Shuhei, Akaishi Takaya, Asano Hidemitsu, Bazzi Massimiliano, Beer George, Bhang Hyoungchan, Bragadireanu Mario, Buehler Paul, Busso Luigi, Cargnelli Michael, Choi Seonho, Clozza Alberto, Curceanu Catalina, Enomoto Shun, Fujioka Hiroyuki, Fujiwara Yuya, Fukuda Tomokazu, Guaraldo Carlo, Hashimoto Tadashi, Hayano Ryugo S., Hiraiwa Toshihiko, Iio Masami, Iliescu Mihai, Inoue Kentaro, Ishiguro Yosuke, Ishikawa Takashi, Ishimoto Shigeru, Itahashi Kenta, Iwasaki Masahiko, Iwai Masaaki, Kanno Koki, Kato Kazuma, Kato Yuko, Kawasaki Shingo, Kienle Paul, Kou Hiroshi, Ma Yue, Marton Johann, Matsuda Yasuyuki, Miliucci Marco, Mizoi Yutaka, Morra Ombretta, Murayama Rie, Nagae Tomofumi, Noumi Hiroyuki, Ohnishi Hiroaki, Okada Shinji, Outa Haruhiko, Ozawa Kyoichiro, Piscicchia Kristian, Sada Yuta, Sakaguchi Atsushi, Sato Masaharu, Scordo Alessandro, Sekimoto Michiko, Shi Hexi, Shirotori Kotaro, Sirghi Diana, Sirghi Florin, Suzuki Shoji, Suzuki Takatoshi, Tanida Kiyoshi, Tatsuno Hideyuki, Tokuda Makoto, Tomono Dai, Toyoda Akihisa, Tsukada Kyo, Vázquez Doce Oton, Widmann Eberhard, Yamaga Takumi, Yamazaki Toshimitsu, Yoshida Chihiro, Zhang Qi, Zmeskal Johann
Publikováno v:
EPJ Web of Conferences, Vol 262, p 01008 (2022)
The possible existence of deeply-bound $\bar K$K¯-nuclear bound states, kaonic nuclei, has been widely discussed as products of the strongly attractive $\bar K$K¯N interaction in I = 0 channels. Investigations of those exotic states will provide us
Externí odkaz:
https://doaj.org/article/75f8bd4b714849d7956387aa58be58d3
Autor:
Killian, Carina, Burkley, Zakary, Blumer, Philipp, Crivelli, Paolo, Gustafsson, Fredrik, Hanski, Otto, Nanda, Amit, Nez, Francois, Nesvizhevsky, Valery, Reynaud, Serge, Schreiner, Katharina, Simon, Martin, Vasiliev, Sergey, Widmann, Eberhard, Yzombard, Pauline
Publikováno v:
The European Physical Journal D volume 77, Article number: 50 (2023)
At very low energies, a light neutral particle above a horizontal surface can experience quantum reflection. The quantum reflection holds the particle against gravity and leads to gravitational quantum states (GQS). So far, GQS were only observed wit
Externí odkaz:
http://arxiv.org/abs/2301.12731
Autor:
Camper Antoine, Aghion Stefano, Amsler Claude, Antonello Massimiliano, Belov Alexander, Bonomi Germano, Brusa Roberto, Caccia Massimo, Caravita Ruggero, Castelli Fabrizio, Cerchiari Giovanni, Comparat Daniel, Consolati Giovanni, Demetrio Andrea, Di Noto Lea, Doser Michael, Evans Craig, Fanì Mattia, Ferragut Rafael, Fesel Julian, Fontana Andrea, Gerber Sebastian, Giammarchi Marco, Gligorova Angela, Guatieri Francesco, Hackstock Philip, Haider Stefan, Hinterberger Alexander, Holmestad Helga, Kellerbauer Alban, Khalidova Olga, Krasnický Daniel, Lagomarsino Vittorio, Lansonneur Pierre, Lebrun Patrice, Malbrunot Chloé, Mariazzi Sebastiano, Marton Johann, Matveev Viktor, Müller Simon, Nebbia Giancarlo, Nedelec Patrick, Oberthaler Markus, Pagano Davide, Penasa Luca, Petracek Vojtech, Prelz Francesco, Prevedelli Marco, Rienaecker Benjamin, Robert Jacques, Røhne Ole, Rotondi Alberto, Sandaker Heidi, Santoro Romualdo, Smestad Lillian, Sorrentino Fiodor, Testera Gemma, Tietje Ingmari, Vujanovic Milena, Widmann Eberhard, Yzombard Pauline, Zimmer Christian, Zmeskal Johann, Zurlo Nicola
Publikováno v:
EPJ Web of Conferences, Vol 198, p 00004 (2019)
We report on recent developments in positronium work in the frame of antihydrogen production through charge exchange in the AEgIS collaboration [1]. In particular, we present a new technique based on spatially imaging a cloud of positronium by collec
Externí odkaz:
https://doaj.org/article/eafd0a9bbcc04973a90d3eb8e0d9242b
Autor:
Skurzok Magdalena, Cargnelli Michael, Curceanu Catalina, Del Grande Raffaele, Fabbietti Laura, Guaraldo Carlo, Marton Johann, Moskal Pawel, Piscicchia Kristian, Scordo Alessandro, Silarski Michal, Sirghi Diana Laura, Tucakovic Ivana, Vazquez Doce Oton, Wycech Sławomir, Widmann Eberhard, Zmeskal Johann
Publikováno v:
EPJ Web of Conferences, Vol 165, p 01046 (2017)
We briefly report on the search for Deeply Bound Kaonic Nuclear States with AMADEUS in the Σ0p channel following K− absorption on 12C and outline future perspectives for this work.
Externí odkaz:
https://doaj.org/article/ca9877239c4d44ce95fdcc209642337d
Autor:
Widmann, Eberhard
The prospects of tests of CPT symmetry using precision spectroscopy of antihydrogen are discussed with special emphasis on the ground-state hyperfine structure, a measurement of which is the aim of the ASACUSA collaboration at the AD/ELENA facility o
Externí odkaz:
http://arxiv.org/abs/2111.04056