Results 71 to 80 of about 92,538 (275)

Measuring the Hall Effect in Hysteretic Materials

open access: yesAdvanced Materials, EarlyView.
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

The effects of atmosphere conditions on gamma-ray astronomy [PDF]

open access: yes, 2005
The High Energetic Stereoscopic System (H.E.S.S.) experiment is an array of imaging atmospheric Cherenkov (IAC) telescopes of the next generation, with enlarged mirrors and advanced detector electronics compared to its predecessors.
Aye, Klaus-Michael
core  

Astronomy and astrophysics abstracts: literature 1985, part 1 [PDF]

open access: yes, 1985
Astronomy and Astrophysics Abstracts aims to present a comprehensive documen­ tation of the literature concerning all aspects of astronomy, astrophysics, and their border fields.
Krahn, D   +9 more
core   +1 more source

Apriti Cielo: the public’s astronomical imagery as a key to evaluate a museum project [PDF]

open access: yesJCOM: Journal of Science Communication, 2006
An effective communication of astronomy cannot take place without considering the view the general public has on the universe. Through a number of narrative interviews with non-experts, a research was carried out on personal cosmologies, to outline the ...
Stefano Giovanardi
doaj  

Hard X-ray and Soft Gamma Ray Polarimetry with CdTe/CZT Spectro-Imager

open access: yesGalaxies, 2018
CdTe/CZT based spectroscopic two-dimensional (2D)/three-dimensional (3D) imagers when operated in the Compton regime can work as high performance scattering polarimeters, for high-energy astrophysics.
Ezio Caroli   +6 more
doaj   +1 more source

Weak In‐Plane Ferromagnetism and Electronic Nematicity in the Distorted Triple‐Q Magnetic Phase of Co1/3TaS2

open access: yesAdvanced Materials, EarlyView.
Co1/3TaS2${\rm Co}_{1/3}{\rm TaS}_{2}$ hosts a triple‐Q noncoplanar antiferromagnetic state with coexisting Z3${\rm Z}_3$ electronic nematicity. We report rotational hysteresis observed in both magnetoresistance and magnetic torque, revealing strongly pinned in‐plane weak ferromagnetic moments in the triple‐Q phase and the magnetism‐driven nature of ...
Joonyoung Choi   +5 more
wiley   +1 more source

High-Energy Spectroscopic Astrophysics: Swiss Society for Astrophysics and Astronomy [PDF]

open access: yes, 2005
After three decades of intense research in X-ray and gamma-ray astronomy, the time was ripe to summarize basic knowledge on X-ray and gamma-ray spectroscopy for interested students and researchers ready to become involved in new high-energy missions ...
Kahn, Steven M   +2 more
core   +1 more source

The Role of Ground-Based Robotic Observatories in Satellite Projects

open access: yesAdvances in Astronomy, 2010
We discuss the role of robotic telescopes in satellite projects, as well as related strategies. Most satellite projects in space astrophysics focus on high-energy astrophysics from X-rays to gamma-rays.
R. Hudec
doaj   +1 more source

Design Principles for Fluid Molecular Ferroelectrics

open access: yesAdvanced Materials, EarlyView.
A major challenge for soft condensed matter is predicting whether a fluid molecular material will form ferroelectric phase with nematic or smectic order. Through systematic synthesis, and by analogy to solid molecular ferroelectrics, it is shown that subtle hydrogen–fluorine (H/F) substitution(s) allows for tuneable syn‐parallel pairing motifs ...
Calum J. Gibb   +3 more
wiley   +1 more source

Atmospheric Cerenkov astronomy of cataclysmic variables & other potential gamma ray sources [PDF]

open access: yes, 1993
Recent developments in the application of the atmospheric Cerenkov technique to 7-ray astronomy are reviewed here. These include new methods of signal to noise enhancement and the increasing diversity of stellar systems positively identified as Very High
Bradbury, S.M, Bradbury, Stella Marie
core  

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