Search Results for author: Kyrylo Bondarenko

Found 6 papers, 2 papers with code

An allowed window for heavy neutral leptons below the kaon mass

no code implementations22 Jan 2021 Kyrylo Bondarenko, Alexey Boyarsky, Juraj Klaric, Oleksii Mikulenko, Oleg Ruchayskiy, Vsevolod Syvolap, Inar Timiryasov

The extension of the Standard Model with two gauge-singlet Majorana fermions can simultaneously explain two beyond-the-Standard-model phenomena: neutrino masses and oscillations, as well as the origin of the matter-antimatter asymmetry in the Universe.

High Energy Physics - Phenomenology Cosmology and Nongalactic Astrophysics

Ultra-high energy cosmic rays deflection by the Intergalactic Magnetic Field

no code implementations18 Jan 2021 Andres Aramburo Garcia, Kyrylo Bondarenko, Alexey Boyarsky, Dylan Nelson, Annalisa Pillepich, Anastasia Sokolenko

The origin and composition of ultra-high energy cosmic rays (UHECRs) remain a mystery.

High Energy Astrophysical Phenomena

Probing sub-eV Dark Matter decays with PTOLEMY

no code implementations17 Dec 2020 Kyrylo Bondarenko, Alexey Boyarsky, Marco Nikolic, Josef Pradler, Anastasia Sokolenko

When the Dark Matter mass is below the eV-scale, its cosmological occupation number exceeds the ones of photons from the cosmic microwave background as well as of relic neutrinos.

Cosmology and Nongalactic Astrophysics High Energy Physics - Phenomenology

New Constraints on the Mass of Fermionic Dark Matter from Dwarf Spheroidal Galaxies

1 code implementation7 Oct 2020 James Alvey, Nashwan Sabti, Victoria Tiki, Diego Blas, Kyrylo Bondarenko, Alexey Boyarsky, Miguel Escudero, Malcolm Fairbairn, Matthew Orkney, Justin I. Read

In this work, we review, revise and improve upon previous phase-space considerations to obtain lower bounds on the mass of fermionic dark matter particles.

High Energy Physics - Phenomenology Cosmology and Nongalactic Astrophysics Astrophysics of Galaxies

Phenomenology of GeV-scale Heavy Neutral Leptons

3 code implementations22 May 2018 Kyrylo Bondarenko, Alexey Boyarsky, Dmitry Gorbunov, Oleg Ruchayskiy

We review and revise phenomenology of the GeV-scale heavy neutral leptons (HNLs).

High Energy Physics - Phenomenology High Energy Physics - Experiment

A facility to Search for Hidden Particles at the CERN SPS: the SHiP physics case

no code implementations19 Apr 2015 Sergey Alekhin, Wolfgang Altmannshofer, Takehiko Asaka, Brian Batell, Fedor Bezrukov, Kyrylo Bondarenko, Alexey Boyarsky, Nathaniel Craig, Ki-Young Choi, Cristóbal Corral, David Curtin, Sacha Davidson, André de Gouvêa, Stefano Dell'Oro, Patrick deNiverville, P. S. Bhupal Dev, Herbi Dreiner, Marco Drewes, Shintaro Eijima, Rouven Essig, Anthony Fradette, Björn Garbrecht, Belen Gavela, Gian F. Giudice, Dmitry Gorbunov, Stefania Gori, Christophe Grojean, Mark D. Goodsell, Alberto Guffanti, Thomas Hambye, Steen H. Hansen, Juan Carlos Helo, Pilar Hernandez, Alejandro Ibarra, Artem Ivashko, Eder Izaguirre, Joerg Jaeckel, Yu Seon Jeong, Felix Kahlhoefer, Yonatan Kahn, Andrey Katz, Choong Sun Kim, Sergey Kovalenko, Gordan Krnjaic, Valery E. Lyubovitskij, Simone Marcocci, Matthew Mccullough, David McKeen, Guenakh Mitselmakher, Sven-Olaf Moch, Rabindra N. Mohapatra, David E. Morrissey, Maksym Ovchynnikov, Emmanuel Paschos, Apostolos Pilaftsis, Maxim Pospelov, Mary Hall Reno, Andreas Ringwald, Adam Ritz, Leszek Roszkowski, Valery Rubakov, Oleg Ruchayskiy, Jessie Shelton, Ingo Schienbein, Daniel Schmeier, Kai Schmidt-Hoberg, Pedro Schwaller, Goran Senjanovic, Osamu Seto, Mikhail Shaposhnikov, Brian Shuve, Robert Shrock, Lesya Shchutska, Michael Spannowsky, Andy Spray, Florian Staub, Daniel Stolarski, Matt Strassler, Vladimir Tello, Francesco Tramontano, Anurag Tripathi, Sean Tulin, Francesco Vissani, Martin W. Winkler, Kathryn M. Zurek

We demonstrate that the SHiP experiment has a unique potential to discover new physics and can directly probe a number of solutions of beyond the Standard Model puzzles, such as neutrino masses, baryon asymmetry of the Universe, dark matter, and inflation

High Energy Physics - Phenomenology High Energy Physics - Experiment

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