Search Results - "Jaeckel, Joerg"

Probing MeV to 90 GeV axion-like particles with LEP and LHC by Jaeckel, Joerg, Spannowsky, Michael

“…Axion-like particles (ALPs), relatively light (pseudo-)scalars coupled to two gauge bosons, are a common feature of many extensions of the Standard Model. Up…”
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Hunting all the hidden photons by Bauer, Martin, Foldenauer, Patrick, Jaeckel, Joerg

“…A bstract We explore constraints on gauge bosons of a weakly coupled U(1) B − L , U 1 L μ − L e , U 1 L e − L τ and U 1 L μ − L τ . To do so we apply the full…”
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The Low-Energy Frontier of Particle Physics by Jaeckel, Joerg, Ringwald, Andreas

“…Most embeddings of the Standard Model into a more unified theory, in particular those based on supergravity or superstrings, predict the existence of a hidden…”
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Light in the beam dump. Axion-Like Particle production from decay photons in proton beam-dumps by Döbrich, Babette, Jaeckel, Joerg, Spadaro, Tommaso

“…A bstract The exploration of long-lived particles in the MeV-GeV region is a formidable task but it may provide us a unique access to dark sectors…”
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The quest for new physics with the Physics Beyond Colliders programme by Jaeckel, Joerg, Lamont, Mike, Vallée, Claude

“…In recent years, interest in complementary methods to high-energy-frontier colliders to investigate the physics of elementary particles and forces has grown…”
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Searching dark photons using displaced vertices at Belle II — with backgrounds by Jaeckel, Joerg, Phan, Anh Vu

“…A bstract Dark photons in the MeV to GeV range with kinetic mixing of the order of ≲ 10 − 4 − 10 − 3 can be produced in significant numbers at low energy…”
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Probing dark matter clumps, strings and domain walls with gravitational wave detectors by Jaeckel, Joerg, Schenk, Sebastian, Spannowsky, Michael

“…Gravitational wave astronomy has recently emerged as a new way to study our Universe. In this work, we survey the potential of gravitational wave…”
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3.55 keV hint for decaying axionlike particle dark matter by Jaeckel, Joerg, Redondo, Javier, Ringwald, Andreas

“…Recently, indications for an emission line at 3.55 keV have been found in the combined spectra of a large number of galaxy clusters and also in Andromeda. This…”
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Axions in string theory — slaying the Hydra of dark radiation by Cicoli, Michele, Hebecker, Arthur, Jaeckel, Joerg, Wittner, Manuel

“…A bstract It is widely believed that string theory easily allows for a QCD axion in the cosmologically favored mass range. The required small decay constant, f…”
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A fresh look at ALP searches in fixed target experiments by Harland–Lang, Lucian, Jaeckel, Joerg, Spannowsky, Michael

“…A significant number of high power proton beams are available or will go online in the near future. This provides exciting opportunities for new fixed target…”
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Probing Poincaré violation by Gupta, Rick, Jaeckel, Joerg, Spannowsky, Michael

“…A bstract Time and space translation invariance, giving rise to energy and momentum conservation, are not only amongst the most fundamental but also the most…”
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Small kinetic mixing in string theory by Hebecker, Arthur, Jaeckel, Joerg, Kuespert, Ruben

“…A bstract Kinetic mixing between gauge fields of different U(1) factors is a well-studied phenomenon in 4d EFT. In string compactifications with U(1)s from…”
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Power meets precision to explore the symmetric Higgs portal by Englert, Christoph, Jaeckel, Joerg, Spannowsky, Michael, Stylianou, Panagiotis

“…We perform a comprehensive study of collider aspects of a Higgs portal scenario that is protected by an unbroken Z2 symmetry. If the mass of the Higgs portal…”
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Testing string vacua in the lab: from a hidden CMB to dark forces in flux compactifications by Cicoli, Michele, Goodsell, Mark, Jaeckel, Joerg, Ringwald, Andreas

“…We perform a detailed analysis of the phenomenological properties of hidden Abelian gauge bosons with a kinetic mixing with the ordinary photon within type IIB…”
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Riding the dark matter wave: Novel limits on general dark photons from LISA Pathfinder by Frerick, Jonas, Jaeckel, Joerg, Kahlhoefer, Felix, Schmidt-Hoberg, Kai

“…We note the possibility to perform a parametrically improved search for gauged baryon (B) and baryon minus lepton (B−L) Dark Photon Dark Matter (DPDM) using…”
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Leading logs in QCD axion effective field theory by Alonso-Álvarez, Gonzalo, Ertas, Fatih, Jaeckel, Joerg, Kahlhoefer, Felix, Thormaehlen, Lennert J.

“…A bstract The axion is much lighter than all other degrees of freedom introduced by the Peccei-Quinn mechanism to solve the strong CP problem. It is therefore…”
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Purely flavor-changing Z′ bosons and where they might hide by Foldenauer, Patrick, Jaeckel, Joerg

“…A bstract A plethora of ultraviolet completions of the Standard Model have extra U(1) gauge symmetries. In general, the associated massive Z ′ gauge boson can…”
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Emergence of the electroweak scale through the Higgs portal by Englert, Christoph, Jaeckel, Joerg, Khoze, V. V., Spannowsky, Michael

“…A bstract Having discovered a candidate for the final piece of the Standard Model, the Higgs boson, the question remains why its vacuum expectation value and…”
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A cavity experiment to search for hidden sector photons by Jaeckel, Joerg, Ringwald, Andreas

“…We propose a cavity experiment to search for low mass extra U(1) gauge bosons with gauge-kinetic mixing with the ordinary photon, so-called paraphotons. The…”
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Probing the axion–nucleon coupling with the next generation of axion helioscopes by Di Luzio, Luca, Galan, Javier, Giannotti, Maurizio, Irastorza, Igor G., Jaeckel, Joerg, Lindner, Axel, Ruz, Jaime, Schneekloth, Uwe, Sohl, Lukas, Thormaehlen, Lennert J., Vogel, Julia K.

“…A finite axion–nucleon coupling, nearly unavoidable for QCD axions, leads to the production of axions via the thermal excitation and subsequent de-excitation…”
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