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Related papers: Low cloud properties influenced by cosmic rays

200 papers

When traveling in the heliosphere, Galactic cosmic rays (GCRs) are subjected to the solar modulation effect, a quasiperiodical change of their intensity caused by the 11-year cycle of solar activity. Here we investigate the association of…

Solar and Stellar Astrophysics · Physics 2022-11-22 Nicola Tomassetti , Bruna Bertucci , Emanuele Fiandrini

The climate and circulation of a terrestrial planet are governed by, among other things, the distance to its host star, its size, rotation rate, obliquity, atmospheric composition and gravity. Here we explore the effects of the last of…

Earth and Planetary Astrophysics · Physics 2019-08-21 Stephen I. Thomson , Geoffrey K. Vallis

Author suggests and researches a new revolutionary idea for regional and global weather control. He offers to cover cities, bad regions of country, full country or a continent by a thin closed film with control clarity located at a top…

General Physics · Physics 2007-05-23 Alexander Bolonkin

The Sun's outer atmosphere is heated to temperatures of millions of degrees, and solar plasma flows out into interplanetary space at supersonic speeds. This paper reviews our current understanding of these interrelated problems: coronal…

Solar and Stellar Astrophysics · Physics 2017-10-11 Steven R. Cranmer , Sarah E. Gibson , Pete Riley

The state of earth's climate is constrained by well-known physical principles such as energy balance and the conservation of energy. Increased greenhouse gas concentrations affect the atmospheric optical depth, and physical consistency…

Atmospheric and Oceanic Physics · Physics 2011-06-27 Rasmus E. Benestad

The hydrologic cycle has wide impacts on the ocean salinity and circulation, carbon and nitrogen cycles, and the ecosystem. Under anthropogenic global warming, previous studies showed that the intensification of the hydrologic cycle is a…

Atmospheric and Oceanic Physics · Physics 2024-05-06 Jiachen Liu , Jun Yang , Feng Ding , Gang Chen , Yongyun Hu

Instabilities and turbulence extending to the smallest dynamical scales play important roles in the deposition of energy and momentum by gravity waves throughout the atmosphere. However, these dynamics and their effects have been impossible…

Instrumentation and Methods for Astrophysics · Physics 2015-10-08 A. D. Miller , D. C. Fritts , D. Chapman , G. Jones , M. Limon , D. Araujo , J. Didier , S. Hillbrand , C. B. Kjellstrand , A. Korotkov , G. Tucker , Y. Vinokurov , K. Wan , L. Wang

The cosmic-ray Sun shadow, which is caused by high-energy charged cosmic rays being blocked and deflected by the Sun and its magnetic field, has been observed by various experiments, such as Argo-YBJ, HAWC, Tibet, and IceCube. Most notably,…

High Energy Astrophysical Phenomena · Physics 2020-11-03 Julia Becker Tjus , Paolo Desiati , Niklas Döpper , Horst Fichtner , Jens Kleimann , Mike Kroll , Frederik Tenholt

We investigate how the dynamical state of molecular clouds relates to host galaxy environment, and how this impacts the star formation efficiency in the Milky Way and seven nearby galaxies. We compile measurements of molecular cloud and…

Astrophysics of Galaxies · Physics 2019-09-25 Andreas Schruba , J. M. Diederik Kruijssen , Adam K. Leroy

Rotation is a significant characteristic of the Sun and other stars, and it plays an important role in understanding their dynamo actions and magnetic activities. In this study, the rotation of the solar chromospheric activity is…

Solar and Stellar Astrophysics · Physics 2020-10-22 Jing-Chen Xu , Peng-Xin Gao , Xiang-Jun Shi

The effects of cosmic-ray diffusion and radiative cooling on the structure of the Galactic wind are studied using a steady state approximation. It is known that realistic cooling processes suppress the wind from launching. The effects of…

Astrophysics of Galaxies · Physics 2022-02-16 Jiro Shimoda , Shu-ichiro Inutsuka

The solar contribution to global mean air surface temperature change is analyzed by using an empirical bi-scale climate model characterized by both fast and slow characteristic time responses to solar forcing: $\tau_1 =0.4 \pm 0.1$ yr, and…

Geophysics · Physics 2014-11-20 Nicola Scafetta

In the absence of magnetic fields and cosmic rays, radiative cooling laws with a range of dependences on temperature affect the stability of interstellar gas. For about four and a half decades, astrophysicists have recognised the importance…

Astrophysics of Galaxies · Physics 2011-08-08 T. W. Hartquist , A. Y. Wagner , S. A. E. G. Falle , J. M. Pittard , S. Van Loo

We discuss how greenhouse gases affect radiation transfer in Earth's atmosphere. We explain how greenhouse gases like water vapor or carbon dioxide, differ from non-greenhouse gases like nitrogen or oxygen. Using simple thermodynamics and…

Atmospheric and Oceanic Physics · Physics 2023-03-03 W. A. van Wijngaarden , W. Happer

Solar electron beams responsible for type III radio emission generate Langmuir waves as they propagate out from the Sun. The Langmuir waves are observed via in-situ electric field measurements. These Langmuir waves are not smoothly…

Solar and Stellar Astrophysics · Physics 2017-02-01 Hamish A. S. Reid , Eduard P. Kontar

The time-dependent modulation of galactic cosmic rays in the heliosphere is studied by computing intensities using a time-dependent modulation model. By introducing recent theoretical advances in the transport coefficients in the model,…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Rex Manuel , Stefan Ferreira , Marius Potgieter

Data obtained over the last three solar cycles have been analysed to reveal the relationships between the intensity of the photospheric field measured along the line of sight by the WSO group at heliolatitudes from -75 to 75 degrees and the…

Geophysics · Physics 2018-02-14 E. A. Gavryuseva

We explore the effect of different galactic disc environments on the properties of star-forming clouds through variations in the background potential in a set of isolated galaxy simulations. Rising, falling and flat rotation curves expected…

Astrophysics of Galaxies · Physics 2017-12-05 Ngan K. Nguyen , Alex R. Pettitt , Elizabeth J. Tasker , Takashi Okamoto

We are investigating the possible origin of small-scale anomalies, like the annual stratospheric temperature anomalies. Unexpectedly within known physics, their observed planetary "dependency", does not match concurrent solar activity,…

Recently, the study of the influence of solar activity on the Earth's climate received strong attention, mainly due to the possibility, proposed by several authors, that global warming is not anthropogenic, but is due to an increase in…

Atmospheric and Oceanic Physics · Physics 2017-10-11 P. J. D. Mauas , A. P. Buccino , E. Flamenco