S. Stapnes

ORCID: 0000-0002-0254-8198
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About
Contact & Profiles
Research Areas
  • Particle physics theoretical and experimental studies
  • High-Energy Particle Collisions Research
  • Particle Detector Development and Performance
  • Quantum Chromodynamics and Particle Interactions
  • Dark Matter and Cosmic Phenomena
  • Radiation Detection and Scintillator Technologies
  • Particle Accelerators and Free-Electron Lasers
  • Cosmology and Gravitation Theories
  • Medical Imaging Techniques and Applications
  • Computational Physics and Python Applications
  • Superconducting Materials and Applications
  • Particle accelerators and beam dynamics
  • Neutrino Physics Research
  • Distributed and Parallel Computing Systems
  • Atomic and Subatomic Physics Research
  • International Science and Diplomacy
  • Black Holes and Theoretical Physics
  • Nuclear Physics and Applications
  • Astrophysics and Cosmic Phenomena
  • advanced mathematical theories
  • Radiation Effects in Electronics
  • Muon and positron interactions and applications
  • CCD and CMOS Imaging Sensors
  • Radiation Therapy and Dosimetry
  • Experimental Learning in Engineering

European Organization for Nuclear Research
2011-2024

University of Oslo
2013-2023

The University of Adelaide
2013-2016

Ludwig-Maximilians-Universität München
2011-2016

B.I. Stepanov Institute of Physics
2015-2016

National Academy of Sciences of Belarus
2015-2016

Brandeis University
2011-2012

657 Oslo
2007

Uppsala University
2007

University of Bergen
2007

The Compact Linear Collider (CLIC) is a TeV-scale high-luminosity linear $e^+e^-$ collider under development at CERN. Following the CLIC conceptual design published in 2012, this report provides an overview of project, its current status, and future developments. It presents physics potential reports on design, technology, implementation aspects accelerator detector. foreseen to be built operated stages, centre-of-mass energies 380 GeV, 1.5 TeV 3 TeV, respectively. uses two-beam acceleration...

10.48550/arxiv.1812.06018 preprint EN cc-by arXiv (Cornell University) 2018-01-01

This report describes the exploration of fundamental questions in particle physics at energy frontier with a future TeV-scale e+e- linear collider based on Compact Linear Collider (CLIC) two-beam acceleration technology. A high-luminosity high-energy allows for Standard Model physics, such as precise measurements Higgs, top and gauge sectors, well multitude searches New Physics, either through direct discovery or indirectly, via high-precision observables. Given current state knowledge,...

10.5170/cern-2012-005 preprint EN arXiv (Cornell University) 2012-09-12

This paper summarizes the physics potential of CLIC high-energy e+e- linear collider. It provides input to Snowmass 2013 process for energy-frontier working groups on The Higgs Boson (HE1), Precision Study Electroweak Interactions (HE2), Fully Understanding Top Quark (HE3), as well Path Beyond Standard Model -- New Particles, Forces, and Dimensions (HE4). is accompanied by a describing accelerator study, submitted Frontier Capabilities group process.

10.48550/arxiv.1307.5288 preprint EN other-oa arXiv (Cornell University) 2013-01-01

A bstract The Compact Linear Collider (CLIC) is a proposed future high-luminosity linear electron-positron collider operating at three energy stages, with nominal centre-of-mass energies $$ \sqrt{s} <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msqrt> <mml:mi>s</mml:mi> </mml:msqrt> </mml:math> = 380 GeV, 1 . 5 TeV, and 3 TeV. Its aim to explore the frontier, providing sensitivity physics beyond Standard Model (BSM) precision measurements of processes an emphasis on Higgs...

10.1007/jhep11(2019)003 article EN cc-by Journal of High Energy Physics 2019-11-01

The Compact Linear Collider (CLIC) is a TeV-scale high-luminosity linear $e^+e^-$ collider under development by international collaborations hosted CERN. This document provides an overview of the design, technology, and implementation aspects CLIC accelerator. For optimal exploitation its physics potential, foreseen to be built operated in stages, at centre-of-mass energies 380 GeV, 1.5 TeV 3 TeV, for site length ranging between 11 km 50 km. uses Two-Beam acceleration scheme, which...

10.48550/arxiv.1903.08655 preprint EN cc-by arXiv (Cornell University) 2019-01-01

The CLIC study has developed compact, high-gradient, and energy-efficient acceleration units as building blocks for a future high-energy, electron-positron linear collider. components to construct such units, including RF sources, are now generally available in industry their properties promise cost-effective solutions making compact electron-based linacs (already crucial technology many research, medical, industrial facilities) more efficient compact. actively promoted supported spin-off...

10.22323/1.476.0831 article EN cc-by-nc-nd 2025-01-26

This paper describes the evaporative system used to cool silicon detector structures of inner sub-detectors ATLAS experiment at CERN Large Hadron Collider. The motivation for an system, its design and construction are discussed. In detail particular requirements detector, technical choices qualification manufacture final components addressed. Finally results initial operational tests reported. Although entire described, focuses on on-detector aspects. Details cooling plant will be discussed...

10.1088/1748-0221/3/07/p07003 article EN Journal of Instrumentation 2008-07-17

The European Particle Physics Strategy Update (EPPSU) process takes a bottom-up approach, whereby the community is first invited to submit proposals (also called inputs) for projects that it would like see realised in near-term, mid-term and longer-term future. National inputs as well from Laboratories are also an important element of process. All these then reviewed by Preparatory Group (PPG), whose role organize Symposium around submitted ideas prepare discussion on importance merits...

10.48550/arxiv.1910.11775 preprint EN cc-by arXiv (Cornell University) 2019-01-01

The Compact Linear Collider (CLIC) is a TeV-scale high-luminosity linear e$^+$e$^-$ collider under development by international collaborations hosted CERN. This document provides an overview of the design, technology, and implementation aspects CLIC accelerator detector. For optimal exploitation its physics potential, foreseen to be built operated in stages, at centre-of-mass energies 380 GeV, 1.5 TeV 3 TeV, for site length ranging between 11 km 50 km. uses two-beam acceleration scheme,...

10.48550/arxiv.1812.07987 preprint EN cc-by arXiv (Cornell University) 2018-01-01

Physics Beyond Colliders is an exploratory study aimed at exploiting the full scientific potential of CERN's accelerator complex and its infrastructure in next two decades through projects complementary to LHC, HL-LHC other possible future colliders. These should target fundamental physics questions that are similar spirit those addressed by high-energy colliders, but require different types beams experiments. A kick-off workshop held September 2016 identified a number areas interest working...

10.48550/arxiv.1902.00260 preprint EN other-oa arXiv (Cornell University) 2019-01-01

This document provides input from the CLIC e+e- linear collider studies to update process of European Strategy for Particle Physics. It is submitted on behalf CLIC/CTF3 collaboration and physics detector study. describes exploration fundamental questions in particle at energy frontier with a future TeV-scale based Compact Linear Collider (CLIC) two-beam acceleration technique. A high-luminosity high-energy allows Standard Model physics, such as precise measurements Higgs, top gauge sectors,...

10.48550/arxiv.1208.1402 preprint EN other-oa arXiv (Cornell University) 2012-01-01

In response to a request from the CERN Scientific Policy Committee (SPC), machine parameters and expected luminosity performance for several proposed post-LHC collider projects at are compiled: three types of hadron colliders (HL-LHC upgrade, FCC-hh HE-LHC), circular lepton (FCC-ee), linear (CLIC), options lepton-hadron (LHeC, HE-LHeC, FCC-eh). Particular emphasis is put on availability, physics run time, efficiency. The information contained in this document was presented SPC Meeting...

10.48550/arxiv.1810.13022 preprint EN other-oa arXiv (Cornell University) 2018-01-01
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