Results 21 to 30 of about 922,430 (265)

Statistics of Diffusive and Localized Fields in the Vortex Core [PDF]

open access: yesPhysical Review Letters, 2007
The statistics of the field structure in the vortex core surrounding phase singularities in random wave fields are measured and calculated for diffusive and localized waves. Excellent agreement is found between experiment and theory. The variation of phase with geometric angle is deterministic, depending only upon the eccentricity of elliptical ...
Zhang, Sheng, Genack, Azriel Z
openaire   +3 more sources

MISALIGNMENT OF MAGNETIC FIELDS AND OUTFLOWS IN PROTOSTELLAR CORES [PDF]

open access: yesThe Astrophysical Journal, 2013
We present results of 1.3 mm dust polarization observations toward 16 nearby, low-mass protostars, mapped with ~2.5" resolution at CARMA. The results show that magnetic fields in protostellar cores on scales of ~1000 AU are not tightly aligned with outflows from the protostars.
Hull, Charles L. H.   +24 more
openaire   +5 more sources

Wide-band optical field concentrator for low-index core propagation [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2006
We propose a novel chirped structure consisting of a low index polymer core bounded by modulated multilayer claddings, to realize an optical field concentrator with virtually zero propagation losses in a wide spectral range, independent of wave ...
de Ceglia D.   +6 more
doaj   +1 more source

Magnetic Fields from Filaments to Cores [PDF]

open access: yes, 2018
How important is the magnetic (B-) field when compared to gravity and turbulence in the star-formation process? Does its importance depend on scale and location? We summarize submm dust polarization observations towards the large filamentary infrared dark cloud G34 and towards a dense core in the high-mass star-forming region W51.
Koch, P. M.   +9 more
openaire   +2 more sources

Integral Field Spectroscopy of the Core of Abell 2218 [PDF]

open access: yes, 2009
5 pages, 3 ...
Sánchez, S. F.   +3 more
openaire   +3 more sources

GRACE—Gravity Data for Understanding the Deep Earth’s Interior

open access: yesRemote Sensing, 2020
While the main causes of the temporal gravity variations observed by the Gravity Recovery and Climate Experiment (GRACE) space mission result from water mass redistributions occurring at the surface of the Earth in response to climatic and anthropogenic ...
Mioara Mandea   +2 more
doaj   +1 more source

Development of core competencies for field veterinary epidemiology training programs

open access: yesFrontiers in Veterinary Science, 2023
A workforce with the adequate field epidemiology knowledge, skills and abilities is the foundation of a strong and effective animal health system. Field epidemiology training is conducted in several countries to meet the increased global demand for such ...
Julio Pinto   +32 more
doaj   +1 more source

Validation and Application of Two New Core Stability Tests in Professional Football

open access: yesApplied Sciences, 2020
The purpose of the first study was to validate two newly proposed core stability tests; Prone Plank test (PPT) and Closed Kinetic Chain test (CCT), for evaluating the strength of the body core.
Saioa Etxaleku   +6 more
doaj   +1 more source

Impact of COVID-19 restrictions on the research environment and motivation of researchers in Japan

open access: yesProgress in Disaster Science, 2020
The environment surrounding researchers has changed significantly in the face of COVID-19 restrictions. An online self-reported questionnaire was completed by 10,557 participants between June 15 and 19, 2020.
Yasuhiro Miki   +4 more
doaj   +1 more source

Influence of different data selection criteria on internal geomagnetic field modeling

open access: yesEarth and Planetary Physics
Earth’s internal core and crustal magnetic fields, as measured by geomagnetic satellites like MSS-1 (Macau Science Satellite-1) and Swarm, are vital for understanding core dynamics and tectonic evolution.
HongBo Yao   +5 more
doaj   +1 more source

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