Results 61 to 70 of about 363,457 (364)

Relation of Adverse Childhood Experiences to Clinical and Patient‐Reported Outcomes for Adults With Sickle Cell Disease: A Registry Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Adverse childhood experiences (ACEs) are stressful or traumatic events prior to age 18 that are known to have a lasting impact on individuals’ health and well‐being. There is a gap in understanding the relationship between ACEs and Other Life Stressors and health status for adults with sickle cell disease (SCD).
Marsha Treadwell   +8 more
wiley   +1 more source

Proxima Centauri b is not a transiting exoplanet

open access: yes, 2019
We report Spitzer Space Telescope observations during predicted transits of the exoplanet Proxima Centauri b. As the nearest terrestrial habitable-zone planet we will ever discover, any potential transit of Proxima b would place strong constraints on its
Amado, Pedro J.   +21 more
core   +1 more source

Five Kepler target stars that show multiple transiting exoplanet candidates [PDF]

open access: yes, 2010
We present and discuss five candidate exoplanetary systems identified with the Kepler spacecraft. These five systems show transits from multiple exoplanet candidates.
Adams   +66 more
core   +2 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

The Transit Monitoring in the South (TraMoS) project

open access: yesEPJ Web of Conferences, 2013
We present the Transit Monitoring in the South (TraMoS) project. TraMoS has monitored transits of 30 exoplanets with telescopes located in Chile since 2008, whit the following goals: (1) to refine the physical and/or orbital parameters of those exoplanet
López-Morales Mercedes   +2 more
doaj   +1 more source

Radiation Songs and Transpacific Resonances of US Imperial Transits

open access: yesJournal of Transnational American Studies, 2020
This article listens to Marshallese radiation songs to hear how singers subject to US nuclear colonial practices—including US nuclear testing (1946–1958), extant displacement, and human radiation experimentation—continue to be ignored in official ...
Jessica A. Schwartz
doaj   +1 more source

TRANSITING THE SUN: THE IMPACT OF STELLAR ACTIVITY ON X-RAY AND ULTRAVIOLET TRANSITS [PDF]

open access: yes, 2015
Transits of hot Jupiters in X-rays and the ultraviolet have been shown to be both deeper and more variable than the corresponding optical transits. This variability has been attributed to hot Jupiters having extended atmospheres at these wavelengths ...
J. Llama, E. Shkolnik
semanticscholar   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Transiting Exoplanet Yields for the Roman Galactic Bulge Time Domain Survey Predicted from Pixel-level Simulations

open access: yesThe Astrophysical Journal Supplement Series, 2023
The Nancy Grace Roman Space Telescope (Roman) is NASA’s next astrophysics flagship mission, expected to launch in late 2026. As one of Roman’s core community science surveys, the Galactic Bulge Time Domain Survey (GBTDS) will collect photometric and ...
Robert F. Wilson   +10 more
doaj   +1 more source

Exoplanet Transit Parallax [PDF]

open access: yes, 2007
The timing and duration of exoplanet transits has a dependency on observer position due to parallax. In the case of an Earth-bound observer with a 2 AU baseline the dependency is typically small and slightly beyond the limits of current timing precision ...
Bienayme O., Caleb A. Scharf, Dravins D.
core   +3 more sources

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