Results 71 to 80 of about 52,672 (238)

Diffuse far-infrared and ultraviolet emission in the NGC4435/4438 system: tidal stream or Galactic cirrus?

open access: yes, 2010
We report the discovery of diffuse far-infrared and far-ultraviolet emission projected near the interacting pair NGC4435/4438, in the Virgo cluster.
B. R. Kent   +38 more
core   +1 more source

Cirrus parameterisation and the role of ice nuclei. [PDF]

open access: yes, 2005
A parametrization of cirrus clouds formed by homogeneous nucleation is improved so that it can be used more easily in general-circulation models (GCMs) and climate models.
MacKenzie, Rob, Ren, C.
core   +1 more source

When Thunderstorms Reach the Stratosphere: Why Storm Structure May Matter for Climate

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 9, 16 May 2026.
Abstract Deep convection that overshoots the tropopause provides one of the fastest pathways for exchanging air between the troposphere and the stratosphere. Using extensive in situ observations from the dynamics and chemistry of the summer stratosphere (DCOTSS) campaign, Shepherd et al.
Francesco Cairo
wiley   +1 more source

Search for Man-Made Cirrus Contrails over Southeast Asia

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2007
In this study we examine the effect of natural perturbations on cirrus cloud cover in the tropics and we look for possible signal of cirrus contrails in tropical air traffic regions focussing on Southeast Asia, a region that has received much less ...
Christos S. Zerefos   +4 more
doaj   +2 more sources

Numerical simulations of homogeneously nucleated natural cirrus and contrail-cirrus. Part 2: Interaction on local scale

open access: yesMeteorologische Zeitschrift, 2017
The interaction of contrail-cirrus and natural cirrus formed by homogeneous nucleation is studied over up to ten hours by means of a LES model equipped with a Lagrangian ice microphysics module.
Simon Unterstrasser   +3 more
doaj   +1 more source

Cirrus microphysics and radiative transfer: Cloud field study on October 28, 1986 [PDF]

open access: yes
The radiative properties of cirrus clouds present one of the unresolved problems in weather and climate research. Uncertainties in ice particle amount and size and, also, the general inability to model the single scattering properties of their usually ...
Ackerman, Thomas P.   +5 more
core   +1 more source

Studies on the Helminth Fauna of Japan. Part 49. Cestodes of Fishes, II. [PDF]

open access: yes, 1952
Caryophyllaeidae Claus, 1879 1. Glaridacris limnodrili Yamaguti, 1934 Bothriocephalidae Blanchard, 1849 2. Bothriocephalus fluviatilis n. sp. 3. B. lateolabracis n. sp. 4. B. branchiostegi n. sp. 5. B. acheilognathi Yamaguti, 1934 6. B. brotulae n. sp. 7.
Yamaguti, Satyu
core   +1 more source

Multi‐Sensor Spatiotemporal Fusion for 30‐m Daily Gapless Snow Cover Mapping

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract High spatiotemporal resolution remote sensing data is crucial for monitoring heterogeneous mountainous snow cover. Although spatiotemporal fusion presents a promising approach for high‐resolution snow monitoring, cloud contamination and sparse observations remain a critical constraint on its large‐scale and long‐term implementation. To address
Jinhang Wu   +5 more
wiley   +1 more source

ETO lidar studies of cirrostratus altocumulogenitus: Another role for supercooled liquid water in cirrus cloud formation [PDF]

open access: yes
Cirrus clouds have traditionally been viewed as cold, wispy, or stratiform ice clouds, typically displaying optical phenomena such as haloes. A composition entirely of hexagonal ice crystals, of one habit or another could only have a transitory existence
Sassen, Kenneth
core   +1 more source

Contrail Formation Within Cirrus: Contrail Induced Perturbations and Cirrus Adjustments

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 8, 28 April 2026.
Abstract Contrail formation constitutes a large fraction of the aviation climate impact. But only part of the effect has been studied in detail, as research focused on contrail formation in cloud‐free air. Even though it is known that the impact of contrail formation within cirrus can be detected in space‐born remote sensing data, little research has ...
Pooja Verma, Ulrike Burkhardt
wiley   +1 more source

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