Results 81 to 90 of about 191,765 (393)

BOKASUN: a fast and precise numerical program to calculate the Master Integrals of the two-loop sunrise diagrams [PDF]

open access: yes, 2008
We present the program BOKASUN for fast and precise evaluation of the Master Integrals of the two-loop self-mass sunrise diagram for arbitrary values of the internal masses and the external four-momentum.
't Hooft   +25 more
core   +1 more source

CD103+ T Cells Eliminate Damaged Alveolar Epithelial Type II Cells Under Oxidative Stress to Prevent Lung Tumorigenesis

open access: yesAdvanced Science, EarlyView.
This work unravels a novel function of CD103+ T cells in eradicating oxidative‐stressed somatic cells to prevent lung tumorigenesis and identifies specific CD103+ T cell‐decline as a key feature in the aged lung. This comprehensive study highlights the contribution of immuno‐dysregulation to the high incidence of aging‐associated lung cancers ...
Yu Xu   +7 more
wiley   +1 more source

Integrated science for environmental decision-making: the challenge for biodiversity and ecosystem informatics

open access: yesData Science Journal, 2006
Information concerning biodiversity and ecosystems is critical to a wide range of scientific, educational, and government uses; however, much of this information is not easily accessible.
G Cotter, M Frame, R Sepic
doaj   +1 more source

Activism as education in and through the youth climate justice movement

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Young people worldwide are increasingly participating in a global movement for climate justice, yet to date, little research has examined how youth climate justice activists conceive of and experience activism as education. The present study used in‐depth, semi‐structured interviews with 16 US climate justice activists (aged 15–17) to address ...
Carlie D. Trott
wiley   +1 more source

The two-loop sunrise graph with arbitrary masses [PDF]

open access: yes, 2013
We discuss the analytical solution of the two-loop sunrise graph with arbitrary non-zero masses in two space-time dimensions. The analytical result is obtained by solving a second-order differential equation. The solution involves elliptic integrals and in particular the solutions of the corresponding homogeneous differential equation are given by ...
arxiv   +1 more source

Coordinate space calculation of two- and three-loop sunrise-type diagrams, elliptic functions and truncated Bessel integral identities [PDF]

open access: yesNucl. Phys. B938 (2018) 416-425, 2018
We integrate three-loop sunrise-type vacuum diagrams in $D_0=4$ dimensions with four different masses using configuration space techniques. The finite parts of our results are in numerical agreement with corresponding three-loop calculations in momentum space.
arxiv   +1 more source

Diurnal Oviposition of Blow Flies in Different Aged Carrion [PDF]

open access: yes, 2018
Blow flies (Diptera: Calliphoridae) are among the first insects to oviposit (lay eggs) on carrion. The timing of blow fly oviposition is critical for determining a postmortem interval (PMI) estimation, which is the time that has passed between death and ...
Bailey, Raenah   +6 more
core   +2 more sources

Transverse Oscillations in Slender Ca ii H Fibrils Observed with Sunrise/SuFI [PDF]

open access: yes, 2016
We present observations of transverse oscillations in slender Ca ii H fibrils (SCFs) in the lower solar chromosphere. We use a 1 hr long time series of high- (spatial and temporal-) resolution seeing-free observations in a 1.1 Å wide passband covering ...
S. Jafarzadeh   +15 more
semanticscholar   +1 more source

Engineering habits of mind in preschool children at Scottish forest nurseries and Australian bush kinders

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Nature‐based learning environments for early childhood are expanding, as is research into their affordances and pedagogies. Engineering in these environments is not well studied. Previous work considered engineering experiences through the lens of ‘designerly play’, finding that natural materials, the space for larger creations and ...
Rebecca Donnelly   +2 more
wiley   +1 more source

Disseminated intravascular coagulation complicating mild or asymptomatic maternal COVID-19AJOG Global Reports at a Glance

open access: yesAJOG Global Reports, 2022
BACKGROUND: Hypercoagulability frequently complicates moderate or severe COVID-19 and can result in venous thromboembolism, arterial thrombosis, or microvascular thrombosis. Disseminated intravascular coagulation, however, is uncommon.
Jeanette Carpenter, MD   +4 more
doaj  

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