Now showing items 21-40 of 1236

• #### Measurement of the inclusive isolated-photon cross section in pp collisions at √s = 13 TeV using 36 fb−1 of ATLAS data ﻿

(Springer, 2019-10-18)
The differential cross section for isolated-photon production in pp collisions is measured at a centre-of-mass energy of 13 TeV with the ATLAS detector at the LHC using an integrated luminosity of 36.1 fb−1. The differential ...
Journal article
• #### Charged-particle production as a function of multiplicity and transverse spherocity in pp collisions at √s=5.02and 13 TeV ﻿

(Springer, 2019-10-17)
We present a study of the inclusive chargedparticle transverse momentum (pT) spectra as a function of charged-particle multiplicity density at mid-pseudorapidity, dNch/dη, in pp collisions at √s = 5.02 and 13 TeV ...
Journal article
• #### Measurement of the inclusive cross-section for the production of jets in association with a Z boson in proton–proton collisions at √s=8 TeV using the ATLAS detector ﻿

(Springer, 2019-10-14)
The inclusive cross-section for jet production in association with a Z boson decaying into an electron–positron pair is measured as a function of the transverse momentum and the absolute rapidity of jets using 19.9 fb−1 ...
Journal article
• #### Two-particle differential transverse momentum and number density correlations in p−Pb collisions at 5.02 TeV and Pb-Pb collisions at 2.76 TeV at the CERN Large Hadron Collider ﻿

(American Physical Society, 2019-10-10)
We present measurements of two-particle differential number correlation functions R 2 and transverse momentum correlation functions P 2 , obtained from p -Pb collisions at 5.02 TeV and Pb-Pb collisions at 2.76 ...
Journal article
• #### Study of the Λ–Λ interaction with femtoscopy correlations in pp and p–Pb collisions at the LHC ﻿

(Elsevier, 2019-10-10)
This work presents new constraints on the existence and the binding energy of a possible Λ–Λ bound state, the H-dibaryon, derived from Λ–Λ femtoscopic measurements by the ALICE collaboration. The results are obtained from ...
Journal article
• #### Measurement of ZZ production in the ℓℓνν final state with the ATLAS detector in pp collisions at √s = 13 TeV ﻿

(Springer, 2019-10-09)
This paper presents a measurement of ZZ production with the ATLAS detector at the Large Hadron Collider. The measurement is carried out in the final state with two charged leptons and two neutrinos, using data collected ...
Journal article
• #### Demonstrating the potential of CO2 hydrate self-sealing in Svalbard, Arctic Norway ﻿

(Elsevier, 2019-10)
Here we report the potential self-sealing properties of CO2 hydrate for the Longyearbyen CO2 Lab’s shallow aquifer in Svalbard, Arctic Norway, through hydrate formation experiments. The experiments were conducted on a 9 cm ...
Journal article
• #### 3Λh and 3‾Λ‾h lifetime measurement in Pb–Pb collisions at √sNN = 5.02 TeV via two-body decay ﻿

(Elsevier, 2019-10)
An improved value for the lifetime of the (anti-)hypertriton has been obtained using the data sample of Pb–Pb collisions at sNN=5.02 TeV collected by the ALICE experiment at the LHC. The (anti-)hypertriton has been ...
Journal article
• #### CDOM absorption properties of natural water bodies along extreme environmental gradients ﻿

(MDPI, 2019-09-24)
We present absorption properties of colored dissolved organic matter (CDOM) sampled in six different water bodies along extreme altitudinal, latitudinal, and trophic state gradients. Three sites are in Norway: the mesotrophic ...
Journal article
• #### Simulation of Nanoparticle-Stabilized CO2-Foam in Sandstone ﻿

(The University of Bergen, 2019-09-24)
Master thesis
• #### The experimental dose ranges influence the LET_d dependency of the proton minimum RBE (RBE_min) ﻿

(IOP Publishing, 2019-09-23)
Cell experiments have shown the proton relative biological effectiveness (RBE) to vary with dose and linear energy transfer (LET), which has led to development of variable RBE models. The RBE is normally estimated from two ...
Journal article
• #### Measurement of the cross-section and charge asymmetry of W bosons produced in proton–proton collisions at √s=8 TeVwith the ATLAS detector ﻿

(Springer, 2019-09-12)
This paper presents measurements of the W+→μ+ν and W−→μ−ν cross-sections and the associated charge asymmetry as a function of the absolute pseudorapidity of the decay muon. The data were collected in proton–proton collisions ...
Journal article
• #### Searches for scalar leptoquarks and differential cross-section measurements in dilepton–dijet events in proton–proton collisions at a centre-of-mass energy of √s= 13 TeV with the ATLAS experiment ﻿

(Springer, 2019-09-03)
Searches for scalar leptoquarks pair-produced in proton–proton collisions at √s=13 TeV at the Large Hadron Collider are performed by the ATLAS experiment. A data set corresponding to an integrated luminosity of 36.1 fb−1 ...
Journal article
• #### Blind-prediction: estimating the consequences of vented hydrogen deflagrations for inhomogeneous mixtures in 20-foot ISO containers ﻿

(Elsevier, 2019-09)
This paper summarises the results from a blind-prediction benchmark study for models used for estimating the consequences of vented hydrogen deflagrations, as well as for users of such models. The work was part of the HySEA ...
Journal article
• #### Analysis and Development of Phenomenological Models for the Relative Biological Effectiveness in Proton Therapy ﻿

(The University of Bergen, 2019-08-23)
Proton therapy is undergoing a rapid development making it increasingly popular as a treatment of cancer. Protons interact differently with the tissue compared to conventional radiation therapy with photons, resulting ...
Doctoral thesis
• #### Measurement of the production of charm jets tagged with D0 mesons in pp collisions at √s = 7 TeV ﻿

(Springer, 2019-08-23)
The production of charm jets in proton-proton collisions at a center-of-mass energy of s√=7 TeV was measured with the ALICE detector at the CERN Large Hadron Collider. The measurement is based on a data sample corresponding ...
Journal article
• #### Magnetic Resonance Imaging of Methane Hydrate Formation and Dissociation in Sandstone with Dual Water Saturation ﻿

(MDPI, 2019-08-22)
This paper reports formation and dissociation patterns of methane hydrate in sandstone. Magnetic resonance imaging spatially resolved hydrate growth patterns and liberation of water during dissociation. A stacked core ...
Journal article
• #### Design, Verification and Testing of a Digital Signal Processor for Particle Detectors ﻿

(The University of Bergen, 2019-08-14)
The A Large Ion Collider Experiment (ALICE) at the Large Hadron Collider at CERN is upgrading two of its sub-detectors, the Time Projection Chamber and Muon Chambers, with new front-end electronics to handle the expected ...
Doctoral thesis
• #### Search for low-mass resonances decaying into two jets and produced in association with a photon using pp collisions at √s=13 TeV with the ATLAS detector ﻿

(Elsevier, 2019-08-10)
A search is performed for localised excesses in dijet mass distributions of low-dijet-mass events produced in association with a high transverse energy photon. The search uses up to 79.8 fb^−1 of LHC proton–proton collisions ...
Journal article
• #### Measurement of distributions sensitive to the underlying event in inclusive Z boson production in pp collisions at √s = 13 TeV with the ATLAS detector ﻿

(Springer, 2019-08-08)
This paper presents measurements of charged-particle distributions sensitive to the properties of the underlying event in events containing a Z boson decaying into a muon pair. The data were obtained using the ATLAS detector ...
Journal article