Results 51 to 60 of about 574,356 (303)

CMB anisotropies from acausal scaling seeds

open access: yes, 2009
We investigate models where structure formation is initiated by scaling seeds: We consider rapidly expanding relativistic shells of energy and show that they can fit current CMB and large scale structure data if they expand with super-luminal velocities.
M. Abramowitz   +3 more
core   +1 more source

Ostracods from a Marmara Sea lagoon (Turkey) as tsunami indicators [PDF]

open access: yes, 2012
This is the post print version of the article. The official published version can be obtained from the link below - Copyright @ Elsevier Ltd.A 352 cm long sediment core from Hersek Lagoon (Gulf of İzmit) was investigated for its ostracod species ...
Altinsaçli   +42 more
core   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Shell Microstructure and Shell Architecture

open access: yes, 2014
This chapter is focused on the analysis of the shell microstructure of different taxa and on how this information can be used for paleoenvironmental interpretations. A physic-chemical analysis on Modern, Holocene and Pleistocene shells of the purple clam Amiantis purpurata helps discern the structural changes during early diagenesis.
Gordillo, Sandra   +3 more
openaire   +2 more sources

Self-gravitating fluid shells and their non-spherical oscillations in Newtonian theory [PDF]

open access: yes, 1999
We summarize the general formalism describing surface flows in three-dimensional space in a form which is suitable for various astrophysical applications.
Barrabes C.   +15 more
core   +2 more sources

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Modern fracture mechanics for structural optimization with incomplete information [PDF]

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2008
Questions described in this paper are concerned with the shape optimization of brittle or quasi-brittle (axisymmetric) elastic shells. These questions take into consideration the possibilities of crack arising and damage accumulation in the process of
Banichuk N. V.   +2 more
doaj   +1 more source

Newtonian and General Relativistic Models of Spherical Shells - II

open access: yes, 2010
A family of potential-density pairs that represent spherical shells with finite thickness is obtained from the superposition of spheres with finite radii.
Andréasson   +21 more
core   +1 more source

Chandra Observation of the Radio Source / X-ray Gas Interaction in the Cooling Flow Cluster Abell 2052 [PDF]

open access: yes, 2001
We present a Chandra observation of Abell 2052, a cooling flow cluster with a central cD that hosts the complex radio source 3C 317. The data reveal ``holes'' in the X-ray emission that are coincident with the radio lobes.
Brian R. McNamara   +4 more
core   +2 more sources

Normal‐Appearing White Matter Injury Mediates Chronic Deep Venous Hypoxia and Disease Progression in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore how cerebral hypoxia and Normal‐Appearing White Matter (NAWM) integrity affect MS lesion burden and clinical course. Methods Seventy‐nine MS patients, including 13 clinically isolated syndrome (CIS) patients and 66 relapsing–remitting multiple sclerosis (RRMS) patients, and 44 healthy controls (HCs) were recruited from ...
Xinli Wang   +8 more
wiley   +1 more source

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