Results 51 to 60 of about 832,537 (179)

Carbon Emissions Pinch Analysis (CEPA) for emissions reduction in the New Zealand electricity sector [PDF]

open access: yes, 2010
Carbon Emissions Pinch Analysis (CEPA) is a recent extension of traditional thermal and mass pinch analysis to the area of emissions targeting and planning on a macro-scale (i.e. economy wide).
Walmsley, Michael R.W.   +5 more
core   +1 more source

Inverse Raman Scattering and the Diffuse Interstellar Bands: An Exploration of the Systemic Interconnections between Spontaneous and Inverse Raman Scattering and Extended Red Emission, Red Rectangle Bands, and Diffuse Interstellar Bands

open access: yesThe Astrophysical Journal
First identified in 1964, inverse Raman scattering (IRS) is a nonlinear stimulated phenomenon that induces Raman-scattered absorptions where Raman emissions would be expected.
Frédéric Zagury
doaj   +1 more source

Raman analysis of organic refractory materials after energetic processing: Evidence for amorphous carbon on TNOs and comets

open access: yesMeteoritics &Planetary Science, Volume 61, Issue 8, Page 1994-2015, August 2026.
Abstract Amorphous carbon (αC) is found in various extraterrestrial particles, including those thought to originate from the outer Solar System. αC can form through two main processes involving C‐rich materials: exposure to energetic charged particles and thermal processing.
M. Germanà   +10 more
wiley   +1 more source

The Cosmic Sulfur Depletion Problem Extends to Interstellar Object 3I/ATLAS

open access: yesThe Astrophysical Journal Letters
Constraining the sulfur reservoirs of interstellar objects provides essential clues to the nature of sulfur species in protoplanetary disks and interstellar molecular clouds and a potential solution to the cosmic sulfur depletion problem. Observations of
John W. Noonan   +9 more
doaj   +1 more source

Wide-band solar radio spectral monitoring in the Phase II of Chinese Meridian Project

open access: yes地球与行星物理论评
To achieve full-band observation of solar radio emissions, the sun-planetary interstellar monitoring chain subsystem of the Phase II of Chinese Meridian Project will construct four sets of solar radio spectrometers covering the decimeter, meter ...
Wei Wang   +7 more
doaj   +1 more source

IC 5146 Dark Streamer: The First Reliable Candidate of Edge Collapse, Hub-filament Systems, and Intertwined Sub-filaments

open access: yesThe Astrophysical Journal, 2023
The paper presents an analysis of multiwavelength data of a nearby star-forming site, the IC 5146 dark streamer ( d ∼ 600 pc), which has been treated as a single and long filament, fl .
L. K. Dewangan   +7 more
doaj   +1 more source

Interstellar, intracluster and supercluster gas [PDF]

open access: yes, 1981
Hot tenuous plasmas with temperatures in the range 1,000,000 to 3.10 to the 8th power K and densities of .000001 to .001 per cu cm are considered. The dominant radiation processes are thermal bremsstrahlung and collisional line excitation and all except ...
Cowie, L. L.
core  

On the Temporal Variability of the Galactic Multi-TeV Interstellar Emissions

open access: yesThe Astrophysical Journal
We use the GALPROP cosmic ray (CR) framework to model the Galactic CR distributions and associated nonthermal diffuse emissions up to PeV energies. We consider ensembles of discrete, finite lifetime CR sources, e.g., supernova remnants, for a range of ...
P. D. Marinos   +4 more
doaj   +1 more source

Origin of nanosized diamonds in interstellar space and low-pressure-temperature Earth rocks [PDF]

open access: yes, 2009
Nanosized diamond particles in the interstellar space and in the Earth rocks related with water presence. In the paper proposed the model of the nanosized diamond particle formation from oxidized water-carbon dioxide gaseous ...
Sergei Simakov
core  

Interstellar Neutral Helium in the Heliosphere from IBEX Observations. VI. The He + Density and the Ionization State in the Very Local Interstellar Matter [PDF]

open access: yes, 2019
Interstellar neutral gas atoms penetrate the heliopause and reach 1 au, where they are detected by Interstellar Boundary Explorer (IBEX). The flow of neutral interstellar helium through the perturbed interstellar plasma in the outer heliosheath (OHS ...
Möbius, E.   +16 more
core   +3 more sources

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