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The Karlsruhe Tritium Neutrino experiment KATRIN will allow a model independent measurement of the neutrino mass scale with an expected sensitivity of 0.2 eV/c^{2} (90% C.L.) and so will help to clarify the role of neutrinos in the early…

High Energy Physics - Experiment · Physics 2019-08-13 Michael Sturm

The KArlsruhe TRItium Neutrino (KATRIN) experiment is a next generation, model independent, large scale experiment to determine the neutrino mass by investigating the kinematics of tritium beta-decay with a sensitivity of 200 meV/c2. The…

Instrumentation and Detectors · Physics 2011-10-04 F. M. Fraenkle

The Karlsruhe Tritium Neutrino (KATRIN) experiment will measure the absolute mass scale of neutrinos with a sensitivity of $\m_{\nu}$ = 200 meV/c$^2$ by high-precision spectroscopy close to the tritium beta-decay endpoint at 18.6 keV. Its…

The Karlsruhe Tritium Neutrino (KATRIN) experiment will provide a measurement of the effective electron-neutrino mass, $m(\nu_e)$, based on a precision measurement of the tritium beta decay spectrum near its endpoint. The effective mass is…

Instrumentation and Detectors · Physics 2018-09-28 Gregg B. Franklin

The objective of the Karlsruhe Tritium Neutrino (KATRIN) experiment is to determine the effective electron neutrino mass $m(\nu_\text{e})$ with an unprecedented sensitivity of $0.2\,\text{eV}$ (90\% C.L.) by precision electron spectroscopy…

Data Analysis, Statistics and Probability · Physics 2019-03-27 M. Kleesiek , J. Behrens , G. Drexlin , K. Eitel , M. Erhard , J. A. Formaggio , F. Glück , S. Groh , M. Hötzel , S. Mertens , A. W. P. Poon , C. Weinheimer , K. Valerius

Since the discovery of neutrino oscillations, it is known that neutrinos have small but non-zero masses. The neutrino mass scale, which is of fundamental importance for cosmology, astrophysics and particle physics, can be measured directly…

Nuclear Experiment · Physics 2026-01-13 Guido Drexlin , Christian Weinheimer

The KArlsruhe TRItium Neutrino experiment (KATRIN) aims to measure the mass of electron neutrinos from beta-decay of tritium with an unprecedented sensitivity of 0.2 eV/c^2 improving present limits by one order of magnitude. The decay…

Instrumentation and Detectors · Physics 2019-08-13 J. Wolf

The Karlsruhe Tritium Neutrino (KATRIN) experiment is designed to measure a high-precision integral spectrum of the endpoint region of T2 beta decay, with the primary goal of probing the absolute mass scale of the neutrino. After a first…

Nuclear Experiment · Physics 2023-06-21 M. Aker , M. Balzer , D. Batzler , A. Beglarian , J. Behrens , A. Berlev , U. Besserer , M. Biassoni , B. Bieringer , F. Block , S. Bobien , L. Bombelli , D. Bormann , B. Bornschein , L. Bornschein , M. Böttcher , C. Brofferio , C. Bruch , T. Brunst , T. S. Caldwell , M. Carminati , R. M. D. Carney , S. Chilingaryan , W. Choi , O. Cremonesi , K. Debowski , M. Descher , D. Díaz Barrero , P. J. Doe , O. Dragoun , G. Drexlin , F. Edzards , K. Eitel , E. Ellinger , R. Engel , S. Enomoto , A. Felden , D. Fink , C. Fiorini , J. A. Formaggio , C. Forstner , F. M. Fränkle , G. B. Franklin , F. Friedel , A. Fulst , K. Gauda , A. S. Gavin , W. Gil , F. Glück , A. Grande , R. Grössle , M. Gugiatti , R. Gumbsheimer , V. Hannen , J. Hartmann , N. Haußmann , K. Helbing , S. Hickford , R. Hiller , D. Hillesheimer , D. Hinz , T. Höhn , T. Houdy , A. Huber , A. Jansen , C. Karl , J. Kellerer , P. King , M. Kleifges , M. Klein , C. Köhler , L. Köllenberger , A. Kopmann , M. Korzeczek , A. Kovalík , B. Krasch , H. Krause , T. Lasserre , L. La Cascio , O. Lebeda , P. Lechner , B. Lehnert , T. L. Le , A. Lokhov , M. Machatschek , E. Malcherek , D. Manfrin , M. Mark , A. Marsteller , E. L. Martin , E. Mazzola , C. Melzer , S. Mertens , J. Mostafa , K. Müller , A. Nava , H. Neumann , S. Niemes , P. Oelpmann , A. Onillon , D. S. Parno , M. Pavan , A. Pigliafreddo , A. W. P. Poon , J. M. L. Poyato , S. Pozzi , F. Priester , M. Puritscher , D. C. Radford , J. Ráliš , S. Ramachandran , R. G. H. Robertson , W. Rodejohann , C. Rodenbeck , M. Röllig , C. Röttele , M. Ryšavý , R. Sack , A. Saenz , R. W. J. Salomon , P. Schäfer , L. Schimpf , K. Schlösser , M. Schlösser , L. Schlüter , S. Schneidewind , M. Schrank , A. K. Schütz , A. Schwemmer , A. Sedlak , M. Šefčík , V. Sibille , D. Siegmann , M. Slezák , F. Spanier , D. Spreng , M. Steidl , M. Sturm , H. H. Telle , L. A. Thorne , T. Thümmler , N. Titov , I. Tkachev , P. Trigilio , K. Urban , K. Valerius , D. Vénos , A. P. Vizcaya Hernández , P. Voigt , C. Weinheimer , E. Weiss , S. Welte , J. Wendel , C. Wiesinger , J. F. Wilkerson , J. Wolf , L. Wunderl , S. Wüstling , J. Wydra , W. Xu , S. Zadoroghny , G. Zeller

The Karlsruhe Tritium Neutrino Experiment (KATRIN) measures the effective electron anti-neutrino mass with an unprecedented design sensitivity of 0.2 eV (90 % C.L.). In this experiment, the energy spectrum of beta electrons near the tritium…

Instrumentation and Detectors · Physics 2022-06-22 C. Rodenbeck , S. Wüstling , S. Enomoto , J. Hartmann , O. Rest , T. Thümmler , C. Weinheimer

We report on the data set, data handling, and detailed analysis techniques of the first neutrino-mass measurement by the Karlsruhe Tritium Neutrino (KATRIN) experiment, which probes the absolute neutrino-mass scale via the $\beta$-decay…

High Energy Physics - Experiment · Physics 2021-07-21 M. Aker , K. Altenmüller , A. Beglarian , J. Behrens , A. Berlev , U. Besserer , B. Bieringer , K. Blaum , F. Block , B. Bornschein , L. Bornschein , M. Böttcher , T. Brunst , T. S. Caldwell , L. La Cascio , S. Chilingaryan , W. Choi , D. Díaz Barrero , K. Debowski , M. Deffert , M. Descher , P. J. Doe , O. Dragoun , G. Drexlin , S. Dyba , F. Edzards , K. Eitel , E. Ellinger , R. Engel , S. Enomoto , M. Fedkevych , A. Felden , J. A. Formaggio , F. M. Fränkle , G. B. Franklin , F. Friedel , A. Fulst , K. Gauda , W. Gil , F. Glück , R. Grössle , R. Gumbsheimer , T. Höhn , V. Hannen , N. Haußmann , K. Helbing , S. Hickford , R. Hiller , D. Hillesheimer , D. Hinz , T. Houdy , A. Huber , A. Jansen , L. Köllenberger , C. Karl , J. Kellerer , L. Kippenbrock , M. Klein , A. Kopmann , M. Korzeczek , A. Kovalík , B. Krasch , H. Krause , T. Lasserre , T. L. Le , O. Lebeda , B. Lehnert , A. Lokhov , J. M. Lopez Poyato , K. Müller , M. Machatschek , E. Malcherek , M. Mark , A. Marsteller , E. L. Martin , C. Melzer , S. Mertens , S. Niemes , P. Oelpmann , A. Osipowicz , D. S. Parno , A. W. P. Poon , F. Priester , M. Röllig , C. Röttele , O. Rest , R. G. H. Robertson , C. Rodenbeck , M. Ryšavý , R. Sack , A. Saenz , A. Schaller , P. Schäfer , L. Schimpf , K. Schlösser , M. Schlösser , L. Schlüter , M. Schrank , B. Schulz , M. Šefčík , H. Seitz-Moskaliuk , V. Sibille , D. Siegmann , M. Slezák , F. Spanier , M. Steidl , M. Sturm , M. Sun , H. H. Telle , T. Thümmler , L. A. Thorne , N. Titov , I. Tkachev , N. Trost , D. Vénos , K. Valerius , A. P. Vizcaya Hernández , S. Wüstling , M. Weber , C. Weinheimer , C. Weiss , S. Welte , J. Wendel , J. F. Wilkerson , J. Wolf , W. Xu , Y. -R. Yen , S. Zadoroghny , G. Zeller

In this contribution we review the status and perspectives of direct neutrino mass experiments. These experiments investigate the kinematics of $\beta$-decays of specific isotopes ($^3$H, $^{187}$Re, $^{163}$Ho) to derive model-independent…

Instrumentation and Detectors · Physics 2013-07-02 G. Drexlin , V. Hannen , S. Mertens , C. Weinheimer

We present a fast and precise method to approximate the physics model of the Karlsruhe Tritium Neutrino (KATRIN) experiment using a neural network. KATRIN is designed to measure the effective electron anti-neutrino mass using the kinematics…

High Energy Physics - Experiment · Physics 2022-06-01 Christian Karl , Philipp Eller , Susanne Mertens

The KArlsruhe TRItium Neutrino experiment (KATRIN) aims to determine the effective mass of the electron antineutrino via a high-precision measurement of the tritium beta-decay spectrum in its end-point region. The target neutrino-mass…

Data Analysis, Statistics and Probability · Physics 2026-04-29 S. Schneidewind , J. Schürmann , A. Lokhov , C. Weinheimer , A. Saenz

KATRIN is a very large scale tritium-beta-decay experiment to determine the mass of the neutrino. It is presently under construction at the Karlsruhe Institute of Technology north campus, and makes use of the Karlsruhe Tritium Laboratory…

Instrumentation and Detectors · Physics 2013-07-23 R. G. Hamish Robertson

The KArlsruhe TRItium Neutrino (KATRIN) experiment is designed to measure tritium $\beta$-decay spectrum with enough precision to be sensitive to neutrino mass down to 0.2eV at 90$\%$ Confidence Level. After an initial first tritium run in…

Nuclear Experiment · Physics 2019-07-10 Yung-Ruey Yen

The KATRIN experiment aims to measure the effective mass of the electron antineutrino from the analysis of electron spectra stemming from the beta-decay of molecular tritium with a sensitivity of 200 meV. Therefore, a daily throughput of…

Instrumentation and Detectors · Physics 2025-07-16 L. Kuckert , F. Heizmann , G. Drexlin , F. Glück , M. Hötzel , M. Kleesiek , F. Sharipov , K. Valerius

Recent neutrino mass experiments at Mainz and Troitsk using tritium beta-decay have reached their sensitivity potential, yielding upper limits of about 2 eV/c^2 for the electron antineutrino mass. The KArlsruhe TRItium Neutrino experiment…

High Energy Physics - Experiment · Physics 2019-08-14 Kathrin Valerius

The determination of the neutrino mass is one of the major challenges in astroparticle physics today. Direct neutrino mass experiments, based solely on the kinematics of beta-decay, provide a largely model-independent probe to the neutrino…

Instrumentation and Detectors · Physics 2020-04-22 M. Aker , K. Altenmüller , M. Arenz , W. -J. Baek , J. Barrett , A. Beglarian , J. Behrens , A. Berlev , U. Besserer , K. Blaum , F. Block , S. Bobien , B. Bornschein , L. Bornschein , H. Bouquet , T. Brunst , T. S. Caldwell , S. Chilingaryan , W. Choi , K. Debowski , M. Deffert , M. Descher , D. Díaz Barrero , P. J. Doe , O. Dragoun , G. Drexlin , S. Dyba , F. Edzards , K. Eitel , E. Ellinger , R. Engel , S. Enomoto , D. Eversheim , M. Fedkevych , A. Felden , J. A. Formaggio , F. M. Fränkle , G. B. Franklin , H. Frankrone , F. Friedel , D. Fuchs , A. Fulst , K. Gauda , W. Gil , F. Glück , S. Grohmann , R. Grössle , R. Gumbsheimer , M. Hackenjos , V. Hannen , J. Hartmann , N. Haußmann , M. Ha Minh , F. Heizmann , J. Heizmann , K. Helbing , S. Hickford , D. Hillesheimer , D. Hinz , T. Höhn , B. Holzapfel , S. Holzmann , T. Houdy , M. A. Howe , A. Huber , A. Jansen , C. Karl , J. Kellerer , N. Kernert , L. Kippenbrock , M. Kleesiek , M. Klein , C. Köhler , L. Köllenberger , A. Kopmann , M. Korzeczek , A. Kovalík , B. Krasch , H. Krause , B. Kuffner , N. Kunka , T. Lasserre , L. La Cascio , O. Lebeda , M. Lebert , B. Lehnert , J. Letnev , F. Leven , T. L. Le , S. Lichter , A. Lokhov , M. Machatschek , E. Malcherek , M. Mark , A. Marsteller , E. L. Martin , F. Megas , C. Melzer , A. Menshikov , S. Mertens , M. Meier , S. Mirz , B. Monreal , P. I. Morales Guzmán , K. Müller , U. Naumann , H. Neumann , S. Niemes , M. Noe , A. Off , H. -W. Ortjohann , A. Osipowicz , E. Otten , D. S. Parno , A. Pollithy , A. W. P. Poon , J. M. L. Poyato , F. Priester , P. C. -O. Ranitzsch , O. Rest , R. Rinderspacher , R. G. H. Robertson , C. Rodenbeck , P. Rohr , M. Röllig , C. Röttele , M. Ryšavý , R. Sack , A. Saenz , P. Schäfer , L. Schimpf , K. Schlösser , M. Schlösser , L. Schlüter , M. Schrank , B. Schulz , H. Seitz-Moskaliuk , W. Seller , V. Sibille , D. Siegmann , M. Slezák , F. Spanier , M. Steidl , M. Steven , M. Sturm , M. Suesser , M. Sun , D. Tcherniakhovski , H. H. Telle , L. A. Thorne , T. Thümmler , N. Titov , I. Tkachev , N. Trost , K. Urban , K. Valerius , D. Vénos , R. Vianden , A. P. Vizcaya Hernández , M. Weber , C. Weinheimer , C. Weiss , S. Welte , J. Wendel , J. F. Wilkerson , J. Wolf , S. Wüstling , W. Xu , Y. -R. Yen , S. Zadorozhny , G. Zeller

The \textit{KArlsruhe TRItium Neutrino} (KATRIN) experiment aims to measure the neutrino mass with a sensitivity of \SI{0.2}{\electronvolt} (\SI{90}{\percent} CL). This will be achieved by a precision measurement of the endpoint region of…

Instrumentation and Detectors · Physics 2022-03-23 A. Beglarian , E. Ellinger , N. Haußmann , K. Helbing , S. Hickford , U. Naumann , H. -W. Ortjohann , M. Steidl , J. Wolf , S. Wüstling

The KATRIN (Karlsruhe Tritium Neutrino) experiment investigates the energetic endpoint of the tritium $\beta$-decay spectrum to determine the effective mass of the electron anti-neutrino with a precision of $200\,\mathrm{meV}$ ($90\,\%$…

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