Results 71 to 80 of about 223,618 (266)

Physician‐Scientist Pipeline for Pediatric Rheumatology: The Current Landscape and Future Perspectives

open access: yesArthritis Care &Research, EarlyView.
Over the past 50 years, the science of pediatric rheumatology has grown exponentially due to an expansion in the understanding of complex rheumatic conditions and a surge in novel targeted therapeutics. Physician‐scientists in the field of pediatric rheumatology have played major roles in these advancements that have improved the care of children ...
Ekemini A. Ogbu   +2 more
wiley   +1 more source

Characteristics of Updrafts in Thunderstorms

open access: yes, 1978
UA-IAP-SR-78-31Research supported by the Atmospheric Sciences Section, National Science Foundation, NSF Grants ATM73-06558A03 and ATM78-10082This title from the Institute of Atmospheric Physics Reports collection is made available by the Department of ...
Battan, Louis J.
core  

β‐Catenin/c‐Myc Axis Modulates Autophagy Response to Different Ammonia Concentrations

open access: yesAdvanced Biology, Volume 9, Issue 3, March 2025.
Ammonia, detoxified by the liver into urea and glutamine, impacts autophagy differently at varying levels. Low ammonia activates autophagy via c‐Myc and β‐catenin, while high levels suppress it. Using Huh7 cells and Spf‐ash mice, c‐Myc's role in cytoprotective autophagy is revealed, offering insights into hyperammonemia and potential therapeutic ...
S. Sergio   +11 more
wiley   +1 more source

A dataset of Beijing MST radar horizontal wind fields at Xianghe Station in 2012

open access: yes中国科学数据
The atmospheric horizontal wind is an essential parameter for studying atmospheric dynamic characteristics, processes, and dynamic coupling between the upper and lower atmosphere. MST (Mesosphere Stratosphere and Troposphere) radar plays a unique role in
Yufang Tian, Ze Chen, Daren Lyu
doaj   +1 more source

Numerical Model Derived Altimeter Correction Maps for Non-Standard Atmospheric Temperature and Pressure

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2015
Altimeter corrections for non-standard temperature pose a challenge because accurate calculations require detailed knowledge of the temperature structure of the atmosphere between the surface and the aircraft.
Thomas A Guinn, Frederick R. Mosher
doaj   +1 more source

Optimizing global CO emission estimates using a four-dimensional variational data assimilation system and surface network observations [PDF]

open access: yes, 2011
We apply a four-dimensional variational (4D-VAR) data assimilation system to optimize carbon monoxide (CO) emissions for 2003 and 2004 and to reduce the uncertainty of emission estimates from individual sources using the chemistry transport model TM5 ...
KROL M.   +29 more
core   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Comparing Unique Title Coverage of Web of Science and Scopus in Earth and Atmospheric Sciences.

open access: yesIssues in Science and Technology Librarianship, 2012
The current journal titles in earth and atmospheric sciences, that are unique to each of two databases, Web of Science and Scopus, were identified using different methods.
Philip Barnett, Claudia Lascar
doaj   +1 more source

Calculations of Mie Back-Scattering from Melting Ice Spheres

open access: yes, 1960
This title from the Institute of Atmospheric Physics Reports collection is made available by the Department of Hydrology & Atmospheric Sciences and the University Libraries, University of Arizona.
Herman, Benjamin M., Battan, Louis J.
core  

Inverse modelling of European N2O emissions: assimilating observations from different networks [PDF]

open access: yes, 2010
We describe the setup and first results of an inverse modelling system for atmospheric N2O, based on a four-dimensional variational (4DVAR) technique and the atmospheric transport zoom model TM5. We focus in this study on the European domain, utilizing a
F. Dentener   +43 more
core   +1 more source

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