Sanford Underground Research Facility
Underground laboratory in Lead
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| August 2024 | Scientists detected the first neutrinos using a DUNE prototype particle detector at the U.S. Department of Energy's Fermi National Accelerator Laboratory, marking a significant milestone for the Deep Underground Neutrino Experiment. |
| August 15 2024 | Official announcement of the completion of DUNE far detector caverns, marking a significant milestone in the project's construction. |
| March 2023 | Project Manager Chris Mossey reported on rising costs of the Deep Underground Neutrino Experiment to the Particle Physics Project Prioritization Panel at a Fermilab meeting, detailing multiple factors contributing to approximately $1.5 billion in additional project expenses. |
| February 16 2023 | CD-1RR process completed with a project cost estimate of $3.3B and an upper allowed cost range of $3.7B, with compromises including only 40% liquid argon filling in detector module 2. |
| 2022 | DUNE updated its timeline, setting the neutrino-beam start date in the early 2030s and transitioning to a phased project approach. |
| 2022 | International partners including CERN, Brazil, Switzerland, and Poland contribute about $570M (20%) to the $3B project. |
| June 2022 | Fermilab Director Merminga presented to the House Science Committee, discussing DUNE's competitive position relative to Hyper-K and other neutrino experiments. |
| June 15 2022 | Snowmass 2021 Topical Group Report on Three-Flavor Neutrino Oscillations released, estimating Hyper-K would achieve a 5σ result on CP violation in 2034 and DUNE in 2039. |
| April 2022 | PIP II project received approval to begin construction, which is crucial for providing 1.2 MW of protons to the LBNF (Long-Baseline Neutrino Facility) for the Deep Underground Neutrino Experiment. |
| April 8 2022 | Fermilab was permitted to resume rock dumping after admitting to protocol failures and implementing new dust prevention measures. |
| March 2022 | DOE announces a two-phase project completion plan during the Snowmass Process, with Phase I targeting completion by 2032 at an estimated cost of $3.1B. |
| March 31 2022 | South Dakota Science and Technology Authority shut down excavation due to ongoing dust release issues and inadequate management response. |
| 2021 | MicroBooNE LArTPC detector concluded its data collection after a continuous run from 2015 to 2021. |
| November 2021 | DOE reports to the High Energy Physics Advisory Panel that DUNE has secured $570M in international funding and is triggering a CD-1RR (rereview) process. |
| June 2021 | Construction activities resulted in dust plumes from the Open Cut, leading to complaints from local businesses, homeowners, and park users in Lead, South Dakota. |
| June 2021 | Additional DOE review reaffirms concerns about project cost exceeding allowed limits. |
| January 2021 | Department of Energy reviews conclude that even a descoped version of the project would exceed the allowed total project cost growth. |
| September 2018 | The first prototype detector, single-phase ProtoDUNE at CERN (experiment NP04), successfully recorded its first particle tracks, marking a significant milestone in the DUNE detector development. |
| 2017 | UK's Science and Technology Facilities Council (STFC) announces £65M investment in DUNE and LBNF. |
| July 21 2017 | Excavation of the Deep Underground Neutrino Experiment (DUNE) far detector cavities began at the Sanford Underground Research Facility. |
| 2016 | Japanese government set a cost control estimate of approximately $600M for the Hyper-K experiment. |
| 2015 | MicroBooNE LArTPC detector began taking data, serving as an important R&D platform for DUNE detector technology. |
| November 2015 | Project receives first CD-1 reaffirmation (CD-1R) under the new name LBNF/DUNE, with a published Conceptual Design Report outlining detector and beam completion timelines between 2024-2027. |
| January 30 2015 | LBNE collaboration is officially dissolved. |
| January 22 2015 | New international collaboration for the neutrino experiment is officially formed. |
| 2014 | The Particle Physics Project Prioritization Panel (P5) ranked DUNE as the 'highest priority project in its timeframe', highlighting its scientific significance. |
| 2014 | Particle Physics Project Prioritization Panel (P5) recommends reformulating LBNE as an international collaboration with Fermilab as the host. |
| 2012 | Long Baseline Neutrino Experiment (LBNE) considers descoping the project with a near-surface detector to reduce costs. |
| December 2012 | Department of Energy approves CD-1 for LBNE project with a scaled-back budget of $850M, reducing the original $1.7B physicist request and modifying detector location plans. |
This contents of the box above is based on material from the Wikipedia article Deep Underground Neutrino Experiment, which is released under the Creative Commons Attribution-ShareAlike 4.0 International License.