Results 61 to 70 of about 54,891 (314)

Solar Cycle Signal in Climate and Artificial Neural Networks Forecasting

open access: yesRemote Sensing, 2022
Natural climate variability is partially attributed to solar radiative forcing. The purpose of this study is to contribute to a better understanding of the influence of solar variability on the Earth’s climate system.
Chris G. Tzanis   +2 more
doaj   +1 more source

Exploring Pb‐Chelation Chemistry in the Crystallization Dynamics of Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
A mechanism of how Pb‐chelation chemistry governs coordination geometry and initial nucleation behavior at the precursor level of halide perovskite, by regulating the deprotonation state of a chelating additive, is elucidated. This allows for innovative reaction‐system design principles that promote coherent growth while suppressing defect formation in
Byeong Jun Kim   +13 more
wiley   +1 more source

Study of variability metrics for solar irradiance and photovoltaic output

open access: yes, 2017
Two variability metrics, i.e., universal variability index (UVI) and natural variability index (NVI) for solar irradiance and PV output are examined in this paper using high resolution irradiance measurement data of a PV farm over three years.
Yi Cui   +9 more
core   +1 more source

Solar Radiation Transfer Through a Subarctic Shrub Canopy [PDF]

open access: yes, 2007
Much of the low Arctic is covered with shrubs that are partially buried by snow in winter and become exposed during melt. This study presents measurements and modeling of shortwave radiation reflection and extinction by a deciduous shrub canopy emerging ...
D. Bewley   +5 more
core   +1 more source

A set of study cases for the massive integration of solar renewables in non-interconnected areas

open access: yes, 2023
International audienceThe massive integration of solar renewable energies is challenging in non-interconnected areas such as remote islands or isolated regions. Indeed, their power grid, which cannot rely on the support of larger electricity networks, is
Lasvignottes, Jean Castaing   +12 more
core   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Impact of climate variability on tropospheric ozone

open access: yes, 2007
A simulation with the climate–chemistry model (CCM) E39/C is presented, which covers both the troposphere and stratosphere dynamics and chemistry during the period 1960 to 1999.
Grewe, Volker
core   +1 more source

Variability and associated uncertainty in image analysis for soiling characterization in solar energy systems [PDF]

open access: yes, 2023
The accumulation of soiling on photovoltaic modules and on the mirrors of concentrating solar power systems causes non-negligible energy losses with economic consequences.
Karim, Mounia   +34 more
core   +1 more source

Data generated by evaluating the seasonal variability and trend analysis of the solar energy resource in the Northeastern Brazilian region

open access: yesData in Brief, 2019
The solar radiation is the primary energy resource for several human activities. Nowadays, the environmental issues and climate concerning are boosting the substitution of fossil fuel resources by renewable energy resources, including the adoption of ...
Fernando Ramos Martins   +4 more
doaj   +1 more source

The Flare Irradiance Spectral Model‐Version 2 (FISM2)

open access: yesSpace Weather, 2020
The Flare Irradiance Spectral Model (FISM) is an important tool for estimating solar variability for a myriad of space weather research studies and applications, and FISM Version 2 (FISM2) recently was released.
P. C. Chamberlin   +9 more
doaj   +1 more source

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