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Din sökning på "2024" gav 23539 sökträffar

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Collective action is a powerful tool for social change and is fundamental to women and girls’ empowerment on a societal level. Collective action towards gender equality could be understood as intentional and conscious civic behaviors focused on social transformation, questioning power relations, and promoting gender equality through collective efforts. Various instruments to measure collective act

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The observation of the electroweak production of a W boson and a photon in association with two jets, using pp collision data at the Large Hadron Collider at a centre of mass energy of s=13 TeV, is reported. The data were recorded by the ATLAS experiment from 2015 to 2018 and correspond to an integrated luminosity of 140 fb-1. This process is sensitive to the quartic gauge boson couplings via the

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Human dignity is a key foundational value for human rights. Human rights are however facing new challenges from the development and deployment of artificial intelligence technologies in society. Governance efforts to address such challenges have encompassed drawing up ethical guidelines, policy measures as well as legal regulation. The world’s first comprehensive regulation on artificial intellige

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The identification of jets originating from quarks and gluons, often referred to as quark/gluon tagging, plays an important role in various analyses performed at the Large Hadron Collider, as Standard Model measurements and searches for new particles decaying to quarks often rely on suppressing a large gluon-induced background. This paper describes the measurement of the efficiencies of quark/gluo

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The first measurements of K∗(892)0 resonance production as a function of charged-particle multiplicity in Xe-Xe collisions at sNN=5.44 TeV and pp collisions ats=5.02 TeV using the ALICE detector are presented. The resonance is reconstructed at midrapidity (|y| < 0.5) using the hadronic decay channel K∗0 →K±π∓. Measurements of transverse-momentum integrated yield, mean transverse-momentum, nuclear

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A search for the decay of the Higgs boson to a Z boson and a light, pseudoscalar particle, a, decaying respectively to two leptons and to two photons is reported. The search uses the full LHC Run 2 proton–proton collision data at s=13 TeV, corresponding to 139 fb−1 collected by the ATLAS detector. This is one of the first searches for this specific decay mode of the Higgs boson, and it probes unex

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The four decays, Λb0→ςc(∗)++D(∗)-K-, are observed for the first time using proton-proton collision data collected with the LHCb detector at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of 6 fb-1. By considering the Λb0→Λc+D¯0K- decay as reference channel, the following branching fraction ratios are measured to be B(Λb0→ςc++D-K-)B(Λb0→Λc+D¯0K-)=0.282±0.016±0.016±0.00

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Simultaneous sound event localization and detection (SELD) for multi-source sound events is an open research field. The Multi-ACCDOA format is a popular way to handle activity-coupled sound events where the same class occurs at multiple locations at the same time. An important part is the Auxiliary Duplicating Permutation Invariant Training (ADPIT) paradigm that calculates the loss for order-agnos

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The production yields of the Σ(1385)± and Ξ(1530)0 resonances are measured in pp collisions at s = 13 TeV with ALICE. The measurements are performed as a function of the charged-particle multiplicity ⟨dNch/dη⟩, which is related to the energy density produced in the collision. The results include transverse momentum (pT) distributions, pT-integrated yields, mean transverse momenta of Σ(1385)± and Ξ

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The identification of top quark decays where the top quark has a large momentum transverse to the beam axis, known as top tagging, is a crucial component in many measurements of Standard Model processes and searches for beyond the Standard Model physics at the Large Hadron Collider. Machine learning techniques have improved the performance of top tagging algorithms, but the size of the systematic

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In the context of a geological repository for nuclear waste, fast and accurate predictions of decay heat are needed for different applications ranging from canister loading optimization to comparing decay heat predictions from state-of-the-art codes with experimental measurements. This work uses a large database of simulated pressurized water reactor (PWR) spent nuclear fuel (SNF) with an extensiv

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Within the upcoming decade many countries have the ambition of banning the sale of new cars that emit carbon dioxide in order to reduce greenhouse gas emissions from the transport sector. Electric cars have been established as a key solution to combat climate change by replacing traditional internal combustion engine (ICE) vehicles which are being banned. To support the transition from ICE vehicle

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The purpose of this thesis was to outline the normative structure and regulation of emotional expressions, i.e. the emotional regime, for young people concerning climate change. Climate change is a global issue implying several challenges for social workers, such as individuals experiencing emotional distress, which young people have been emphasized as especially vulnerable to. Youths’ abilities t

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This study aimed to identify which perpetrators appear in the culture of honor and how their roles are described in four women's depictions in their autobiographies. Furthermore, the aim was to understand the upholding of the culture of honor through their stories. The chosen method for this study was a qualitative thematic text analysis of four autobiographies. The theoretical framework for t

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This thesis investigates the inflation-hedging potential of cryptocurrency baskets relative to traditional hedges like gold and stock indices, using volatility modeling to assess risk-adjusted returns. While cryptocurrencies such as Bitcoin have been speculated as potential inflation hedges, their high volatility and limited historical data pose challenges in accurately evaluating their effectiven

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Increasing demands for the green transition have created an ethical dilemma: How can the extraction of critical minerals be combined with protection of Indigenous rights and local ecosystems? Is it even possible to find solutions to the conflicts that emerge in “green” energy projects? Contributing to these debates, this thesis set out to answer the following question: How can we understand pro- a