Results 11 to 20 of about 11,657 (299)

Multi-frame DVC for temporal image sequences

open access: yesFrontiers in Materials, 2022
Digital volume correlation (DVC) is a 3D image-based technique for displacement and strain computation. Traditionally, both (digital image correlation) DIC and DVC are methods based on two individual time frames; the estimation of the displacement and ...
Zaira Manigrasso   +12 more
doaj   +1 more source

Gas Sloshing and Cold Fronts in Pre-merging Galaxy Cluster A98

open access: yesThe Astrophysical Journal, 2023
We present deep Chandra observations of the pre-merger galaxy cluster Abell 98 (A98). A98 is a complex merging system. While the northern (A98N) and central subclusters (A98S) are merging along the north–south direction, A98S is undergoing a separate ...
Arnab Sarkar   +12 more
doaj   +1 more source

Insights on the dissolution of water in an albite melt at high pressures and temperatures from a direct structural analysis

open access: yesScientific Reports, 2023
The water dissolution mechanism in silicate melts under high pressures is not well understood. Here we present the first direct structure investigation of a water-saturated albite melt to monitor the interactions between water and the network structure ...
Robert A. Mayanovic   +3 more
doaj   +1 more source

The high energy X-ray probe: resolved X-ray populations in extragalactic environments

open access: yesFrontiers in Astronomy and Space Sciences, 2023
We construct simulated galaxy data sets based on the High Energy X-ray Probe (HEX-P) mission concept to demonstrate the significant advances in galaxy science that will be yielded by the HEX-P observatory.
Bret D. Lehmer   +22 more
doaj   +1 more source

The Imaging X-ray Polarimetry Explorer (IXPE)

open access: yesResults in Physics, 2016
The Imaging X-ray Polarimetry Explorer (IXPE) expands observation space by simultaneously adding polarization to the array of X-ray source properties currently measured (energy, time, and location).
Martin C. Weisskopf   +13 more
doaj   +1 more source

Introduction to Properties of Galactic X-Ray Sources [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1988
Since the successful observation by Uhuru, the first astronomical satellite, X-ray astronomy has become one of the rapidly developing fields in astronomy.
Chul-Sung Choi   +2 more
doaj  

Evaluation of Different Dialyzers and the Impact of Predialysis Albumin Priming in Intermittent Hemodialysis With Reduced Anticoagulation

open access: yesKidney International Reports, 2019
Introduction: Systemic anticoagulation is widely used in routine clinical hemodialysis, but can be contraindicated in specific settings. Anticoagulant-free treatment regimens are prone to failure even in chronic intermittent hemodialysis.
Floris Vanommeslaeghe   +5 more
doaj   +1 more source

Magnetic Activity–Rotation–Age–Mass Relations in Late-pre-main-sequence Stars

open access: yesThe Astrophysical Journal, 2023
We study the four-dimensional relationships between magnetic activity, rotation, mass, and age for solar-type stars in the age range 5–25 Myr. This is the late-pre-main-sequence (l-PMS) evolutionary phase when rapid changes in a star's interior may lead ...
Konstantin V. Getman   +2 more
doaj   +1 more source

Attosecond transient absorption probing of electronic superpositions of bound states in neon: detection of quantum beats

open access: yesNew Journal of Physics, 2014
Electronic wavepackets composed of multiple bound excited states of atomic neon lying between 19.6 and 21.5 eV are launched using an isolated attosecond pulse. Individual quantum beats of the wavepacket are detected by perturbing the induced polarization
Annelise R Beck   +8 more
doaj   +1 more source

Development of Fe3O4 core–TiO2 shell nanocomposites and nanoconjugates as a foundation for neuroblastoma radiosensitization

open access: yesCancer Nanotechnology, 2021
Background Neuroblastoma is the most common extracranial solid malignancy in childhood which, despite the current progress in radiotherapy and chemotherapy protocols, still has a high mortality rate in high risk tumors.
William Liu   +21 more
doaj   +1 more source

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