Results 31 to 40 of about 23,503 (163)

Interaction‐Driven Assembly Pathways in Heterogeneous Active Microrobotic Systems

open access: yesAdvanced Functional Materials, Volume 36, Issue 73, 10 September 2026.
Peanut‐ and cube‐shaped light‐powered microrobots exhibit distinct magnetic and photocatalytic responses that determine their heterogeneous self‐assembly. In the dark, magnetic dipole interactions drive colloidal copolymerization with cubes acting as nucleation centers, whereas under light irradiation, phoretic interactions compete with magnetic ...
Domenico Calabrò   +5 more
wiley   +1 more source

Ensino da astronomia no Brasil: educação formal, informal, não formal e divulgação científica

open access: yesRevista Brasileira de Ensino de Física
Este artigo deriva de uma pesquisa mais ampla sobre a educação em astronomia e a formação de professores, e apresenta um panorama geral sobre o tema em âmbito nacional.
Rodolfo Langhi, Roberto Nardi
doaj   +1 more source

Sobre Manuel Toharia, Historia mínima del cosmos

open access: yesHistoria Mexicana El Colegio de México, 2018
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Josep Simon
doaj   +1 more source

Boletín de la Asociación Argentina de Astronomía | Número 1 [PDF]

open access: yes, 2018
La asamblea en que se constituyó la Asociación Argentina de Astronomía decidió por unanimidad que la nueva institución publicase un "Boletín", que fuera su órgano oficial y sirviera para registrar y difundir su actividad científica.
Asociación Argentina de Astronomía   +1 more
core  

Luz para ver y ser vista: los efectos de la iluminación solar durante el solsticio de invierno en los dólmenes de corredor de la provincia de Burgos [PDF]

open access: yesMunibe Antropologia-Arkeologia, 2018
Presentamos un intento de profundizar en el significado y circunstancias culturales en las que se construyeron los sepulcros de corredor neolíticos del noreste de la Submeseta Norte española, combinando características astronómicas, topográficas y ...
Rodrigo Gil-Merino Rubio   +3 more
doaj   +1 more source

The ORCA‐TWIN qCMOS Experiment I. Science Case and Commissioning at Calar Alto Observatory

open access: yesAstronomische Nachrichten, Volume 347, Issue 7, August 2026.
ABSTRACT We describe a pilot study to explore a new generation of fast and low noise CMOS image sensors for time domain astronomy, using two remote telescopes with a baseline of 1635 km. The experiment involves direct imaging with novel qCMOS image sensor technology that combines fast readout with sub‐electron readout noise.
Martin M. Roth   +20 more
wiley   +1 more source

Air Quality Forecasts With Observation‐Based Scaling of Anthropogenic Emissions for Urban Agglomerations

open access: yesEarth's Future, Volume 14, Issue 8, August 2026.
Abstract Air quality forecasts are essential to support decision‐making in urban agglomerations, where millions of people are exposed to high levels of pollution. However, these forecasts are often limited by uncertainties in anthropogenic emissions, especially in large urban agglomerations where no dedicated operational system exists.
Adrien Deroubaix   +12 more
wiley   +1 more source

Avaluació d'una proposta per a l'ensenyament i l'aprenentatge de l'astronomia en secundària

open access: yesEnseñanza de las Ciencias, 2015
Aquest treball de recerca és la continuació d'un altre en el qual es van avaluar els coneixements astronòmics d'un grup d'estudiants (17 anys) que havien rebut un ensenyament habitual de l'astronomia.
Rafael Palomar Fons   +1 more
doaj   +1 more source

Ground‐Based Solar Radio Observations From the Mexican e‐Callisto Stations During the May 2024 Extreme Space Weather Events

open access: yesSpace Weather, Volume 24, Issue 8, August 2026.
Abstract The period from 1 to 14 May 2024 was marked by some of the most intense solar activity of Solar Cycle 25, including multiple X‐class flares, fast coronal mass ejections (CMEs), and diverse solar radio emissions. We present observations from the Mexican e‐Callisto network (REC‐Mx), including long‐duration continuum emissions (CTMs), Type II ...
E. Aguilar‐Rodriguez   +23 more
wiley   +1 more source

Museo de Astronomía y Geodesia : guia de visita [PDF]

open access: yes, 2001
El museo de Astronomía y Geodesia de la Universidad Complutense de Madrid acoge una importante colección de instrumentos de Astronomía, Geodesia y Topografia de los siglos XIX y XX recogida gracias al esfuerzo del catedrático D.
Sevilla, Miguel J.
core  

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