Results 61 to 70 of about 3,475 (195)

Instantaneous Radiative Effect of Surface Longwave Spectral Emissivity in a Snowball Earth Simulation

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 12, 28 June 2025.
Abstract Spectrally dependent emission by the surface (i.e., surface spectral emissivity) is commonly ignored by current climate models. Surface spectral emissivity matters more in cold and dry environments than in hot and humid environments. Recent modeling studies confirmed that, for current climate simulations, this process affects the polar climate
Daniel S. Zetterberg   +4 more
wiley   +1 more source

LEAST SQUARE APPROACH FOR ESTIMATING OF LAND SURFACE TEMPERATURE FROM LANDSAT-8 SATELLITE DATA USING RADIATIVE TRANSFER EQUATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Land Surface Temperature (LST) is one of the significant variables measured by remotely sensed data, and it is applied in many environmental and Geoscience studies.
Y. Jouybari-Moghaddam   +2 more
doaj   +1 more source

Surface Temperature Retrieval From Gaofen-5 Observation and its Validation

open access: yesIEEE Access, 2021
Surface temperature (ST) plays a great role in urban heat island effect, environment monitoring, earth resources monitoring, and water balance at local and global scales.
Enyu Zhao, Qijin Han, Caixia Gao
doaj   +1 more source

Assessment of Practical Satellite Quantum Key Distribution Architectures for Current and Near‐Future Missions

open access: yesInternational Journal of Satellite Communications and Networking, Volume 43, Issue 3, Page 164-192, May/June 2025.
ABSTRACT Quantum key distribution (QKD) allows the generation of cryptographic keys beyond the computational hardness paradigm and is befitting for secure data transmission requiring long‐term security. The communication distance of fiber‐based QKD, however, is limited to a few hundred kilometers due to the exponential scaling of signal attenuation ...
Davide Orsucci   +7 more
wiley   +1 more source

The Effect of Water Vapor and Solar Zenith Angle on Oceanic Diurnal Warming

open access: yesGeophysical Research Letters, Volume 52, Issue 9, 16 May 2025.
Abstract Oceanic diurnal warm layers have been extensively studied over the years due to their important role in a variety of geophysical disciplines. Much of this research has been dedicated to the development of predictive models of varying complexity to calculate the spatiotemporal magnitude of the effect. This manuscript presents results which show
Andrew Harris, Gary Wick, Sandra Castro
wiley   +1 more source

A microbolometer-based far infrared radiometer to study thin ice clouds in the Arctic [PDF]

open access: yes, 2016
A far infrared radiometer (FIRR) dedicated to measuring radiation emitted by clear and cloudy atmospheres was developed in the framework of the Thin Ice Clouds in Far InfraRed Experiment (TICFIRE) technology demonstration satellite project.
Barbero, Francesco   +8 more
core   +4 more sources

Performance of Airborne Imaging Spectrometers for Carbon Dioxide Detection and Emission Quantification

open access: yesJournal of Geophysical Research: Atmospheres, Volume 130, Issue 7, 16 April 2025.
Abstract Carbon dioxide (CO2) emissions from strong point sources account for a significant proportion of the global greenhouse gas emissions, and their associated uncertainties in bottom‐up estimates remain substantial. Imaging spectrometers provide a capability to monitor large point source CO2 emissions and help reduce the uncertainties.
Jinsol Kim   +5 more
wiley   +1 more source

Visible and Near-Infrared Differential Optical Absorption Spectroscopy (DOAS) for The Measurement of Nitrogen Dioxide, Carbon Dioxide and Water Vapor

open access: yesInternational Journal of Technology, 2014
The spectral intensity of direct and scattered solar radiation is of fundamental importance for various studies in civil engineering, agriculture, solar power generation, and radiation budget estimation.
Kenji Kuriyama   +8 more
doaj   +1 more source

Colored Radiative Cooling: from Photonic Approaches to Fluorescent Colors and Beyond

open access: yesAdvanced Materials, Volume 37, Issue 15, April 16, 2025.
Colored radiative cooling (CRC) has become a prevailing technology for achieving colorful appearance and simultaneously enhancing the effective solar reflectance of cooling coatings. This review presents recent advancements in CRC and its profound impact on energy savings in real‐world applications.
Tao Wang   +5 more
wiley   +1 more source

Metal‐Organic Frameworks as a Thermal Emitter for High‐Performance Passive Radiative Cooling

open access: yesSmall Methods, Volume 9, Issue 3, March 20, 2025.
This study explores the optical characteristics of five metal‐organic frameworks (MOFs)—ZIF‐67(Co), MOF‐74(Ni), HKUST‐1(Cu), MOF‐801(Zr), and UiO‐66(Zr)—for radiative cooling. Key factors influencing cooling efficacy are largely optical bandgaps and functional groups.
Do Van Lam   +9 more
wiley   +1 more source

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