Results 51 to 60 of about 4,967 (311)
Osservazioni astronomiche con veicoli spaziali
A survey is given on the most important astronomical<br />and astrophysical problema, and expecially the solar ones, which need an<br />essential contribution from observations made by artiflcial satellites.
M. CIMINO
doaj +1 more source
ORFEES – a radio spectrograph for the study of solar radio bursts and space weather applications
Radio bursts are sensitive tracers of non-thermal electron populations in the solar corona. They are produced by electron beams and shock waves propagating through the corona and the heliosphere, and by trapped electron populations in coronal mass ...
Hamini Abdallah +10 more
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Measuring the Hall Effect in Hysteretic Materials
The authors highlight common pitfalls in measuring the Hall effect: in hysteretic magnets, improper data processing can create signals that look exotic but are not real. This Perspective explains the origin of these artifacts and presents practical measurement strategies that help researchers identify reliable Hall responses in complex magnetic ...
Jaime M. Moya +6 more
wiley +1 more source
Modeling the Wavelength Dependence of Pixel Response Nonuniformity of a CCD Sensor
Precision measurements in astronomy require stringent control of systematics such as those arising from imperfect correction of sensor effects.
Zun Luo +4 more
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Astrophotonics is the application of photonic technologies to channel, manipulate, and disperse light from one or more telescopes to achieve scientific objectives in astronomy in an efficient and cost-effective way.
Pradip Gatkine +2 more
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Solvent‐Guided Chiral Assemblies and Chemical Doping of OEG‐Functionalized Conjugated Polymers
Solvent‐dependent aggregation pathways dictate whether conjugated polymers form chiral lyotropic liquid‐crystalline assemblies or achiral packed aggregates. Mapping solvent‐controlled β₁ and β2 states reveals that weaker backbone association favors β₁ aggregates and reorganizable twisted mesophases, whereas stronger backbone association favors β2 ...
Sanghyun Jeon +10 more
wiley +1 more source
About scientific schools in the Nikolaev Astronomical Observatory in the fields of positional astronomy and astronomical instrumentation [PDF]
The Nikolaev Astronomical Observatory (NAO) was founded in 1821. In the initial “naval” time of its growth the observatory also carried out some works of an astronomical character.
Shulga, A.V. +2 more
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GUAIX: The UCM Group of Extragalactic Astrophysics and Astronomical Instrumentation [PDF]
© Springer-Verlag Berlin Heidelberg 2010. Scientific Meeting of the Spanish-Astronomical-Society (SEA) (8th; 2008; Santander, Spain). This work has been supported by the Spanish Ministry of Education and Science through the research projects AYA2006 ...
Gil De Paz, Armando +9 more
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A flexible and highly reliable piezoelectric pressure sensor based on GaN p–n homojunction microrod arrays on graphene is demonstrated. The sensor exhibits high sensitivity, rapid response, excellent cyclic durability, and stable performance after thermal aging and PBS immersion, highlighting its potential for harsh‐environment and biomedical pressure ...
Asad Ali +5 more
wiley +1 more source
Optimising the NAOMI adaptive optics real-time control system [PDF]
This thesis describes the author's research in the field of Real-Time Control (RTC) for Adaptive Optics (AO) instrumentation. The research encompasses experiences and knowledge gained working in the area of RTC on astronomical instrumentation projects ...
Goodsell, S. J., Goodsell, S J
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