Results 51 to 60 of about 64,081 (316)

Iqsy solar eclipse, scientific expedition [PDF]

open access: yes, 1965
Solar eclipse scientific observation program for International Quiet Sun Year ...

core   +1 more source

The dynamic effects of solar eclipses of October 25, 2022, and October 14, 2023, on GPS-derived total electron content

open access: yesGeodesy and Geodynamics
This study analyzes total electron content (TEC) variations during two solar eclipse events that occurred on October 25, 2022, and October 14, 2023. The solar eclipse of October 25, 2022, was a partial solar eclipse, while the eclipse of October 14, 2023,
Vishal Chauhan   +5 more
doaj   +1 more source

The Vegan Villain Sets Out to The End of Summer: Functionalized Coatings as Biohybrid UV‐Sensors

open access: yesAdvanced Materials Interfaces, EarlyView.
This study introduces biohybrid coatings incorporating E. coli biomass expressing photoconvertible fluorescent proteins as UV‐A responsive elements. Upon irradiation at 400 nm, the coatings exhibit an irreversible fluorescence shift from green to red within 15 min. Notably, the photoconversion capability is retained after >1 year of storage.
Amelie Skopp   +3 more
wiley   +1 more source

Analysis of penumbral eclipse data [PDF]

open access: yes, 1977
Two days of data from the ATS-6 1976 eclipse season were analyzed to determine the effects of varying photoelectron flux on spacecraft potential. Particular emphasis was placed on the variation in potential as the satellite entered the earth's penumbra ...
Garrett, H. B.
core   +1 more source

Examining the broadband emission spectrum of WASP-19b: A new z band eclipse detection [PDF]

open access: yes, 2013
WASP-19b is one of the most irradiated hot-Jupiters known. Its secondary eclipse is the deepest of all transiting planets, and has been measured in multiple optical and infrared bands.
Bailey, Jeremy   +3 more
core   +2 more sources

The ionospheric responses to the 11 August 1999 solar eclipse: observations and modeling [PDF]

open access: yesAnnales Geophysicae, 2008
A total eclipse occurred on 11 August 1999 with its path of totality passing over central Europe in the latitude range 40°–50° N. The ionospheric responses to this eclipse were measured by a wide ionosonde network.
H. Le   +5 more
doaj   +1 more source

High‐Precision Silicon Microgrooves via Metal‐Assisted Chemical Etching (MACE) Using Electrospun Nanofibers

open access: yesAdvanced Materials Interfaces, EarlyView.
This paper presents a novel, low‐cost process for fabricating high‐precision silicon microstructures using an electrospun nanofiber mask. It details the dual functionality of the palladium (Pd) nanocluster mask, which acts as a catalyst for Metal‐Assisted Chemical Etching (MACE) in acidic solutions and as a porous protective layer in alkaline ...
Mun Jeong Choi   +3 more
wiley   +1 more source

Solar Neutrinos and the Eclipse Effect

open access: yes, 1999
The solar neutrino counting rate in a real time detector like Super--Kamiokanda, SNO, or Borexino is enhanced due to neutrino oscillations in the Moon during a partial or total solar eclipse.
A. Borione   +25 more
core   +1 more source

Variability of surface solar irradiance and aerosol optical depth during partial solar eclipse of January 4, 2011 in Kishinev, Moldova

open access: yesMoldavian Journal of the Physical Sciences, 2011
Variation of surface solar irradiance and aerosol optical depth (AOD) during the partial solar eclipse on January 4, 2011 is analyzed on the basis of the ground observations at the Kishinev (Chisinau) site.
Aculinin, Alexandr, Smîcov, Vladimir
doaj  

Ionospheric response over Europe during the solar eclipse of March 20, 2015

open access: yesJournal of Space Weather and Space Climate, 2016
The solar eclipse on March 20, 2015 was a fascinating event for people in Northern Europe. From a scientific point of view, the solar eclipse can be considered as an in situ experiment on the Earth’s upper atmosphere with a well-defined switching off and
Hoque Mohammed Mainul   +9 more
doaj   +1 more source

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