Results 81 to 90 of about 4,977,656 (389)

The measurement and extraction of the Nu6 atmospheric emission band of CFC-12 from interfering emission features [PDF]

open access: yesAnnales Geophysicae, 1995
Ground-based thermal emission measurements of the zenith sky have been made at Peterborough, Ontario since January 1993. In this paper, the measurement of the Nu6 band of atmospheric CFC-12, an important greenhouse gas, is presented for a cold, clear ...
W. F. J. Evans, E. Puckrin
doaj   +1 more source

Observations of the post shock break-out emission of SN 2011dh with XMM-Newton

open access: yes, 2012
After the occurrence of the type cIIb SN 2011dh in the nearby spiral galaxy M 51 numerous observations were performed with different telescopes in various bands ranging from radio to gamma-rays.
Ducci, Lorenzo, Sasaki, Manami
core   +1 more source

A Broadband X-Ray Study of the Supernova Remnant 3C 397 [PDF]

open access: yes, 2000
We present an X-ray study of the radio bright supernova remnant (SNR) 3C 397 with ROSAT, ASCA, and RXTE. A central X-ray spot seen with the ROSAT High-Resolution Imager hints at the presence of a pulsar-powered component, and gives this SNR a composite X-
Caswell J. L.   +15 more
core   +2 more sources

Cutaneous Melanoma Drives Metabolic Changes in the Aged Bone Marrow Immune Microenvironment

open access: yesAging and Cancer, EarlyView.
Melanoma, the deadliest form of skin cancer, increasingly affects older adults. Our study reveals that melanoma induces changes in iron and lipid levels in the bone marrow, impacting immune cell populations and increasing susceptibility to ferroptosis.
Alexis E. Carey   +12 more
wiley   +1 more source

Near-field spectrum retrieving through non-degenerate coupling emission

open access: yesNanophotonics, 2019
We present a scheme to retrieve the initial spectrum of probe molecules in the near field. This is achieved by replacing conventional glass substrates with a hybrid mode photonics chip to create rich and persistent mode distributions and by observing the
Chen Yikai, Shen Zhonghua
doaj   +1 more source

Chandra Observations of the X-ray Narrow-Line Region in NGC 4151 [PDF]

open access: yes, 2000
We present the first high-resolution X-ray spectrum of the Seyfert 1.5 galaxy NGC 4151. Observations with the Chandra High Energy Transmission Grating Spectrometer reveal a spectrum dominated by narrow emission lines from a spatially resolved (1.6 kpc ...
C. R. Canizares   +6 more
core   +2 more sources

emission spectrum

open access: yes, 2014
Citation: 'emission spectrum' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.E02060 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Clinical Spectrum and Outcomes of SOX1 Antibody‐Associated Paraneoplastic Neurological Syndromes: A Chinese Cohort Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background SOX1 antibody‐positive paraneoplastic neurological syndromes (PNS) exhibit significant population‐specific clinical heterogeneity. While Western cohorts predominantly manifest Lambert‐Eaton myasthenic syndrome (65%–80%), comprehensive clinical characterization and treatment response data in Asian populations remain critically ...
Jin‐Long Ye   +11 more
wiley   +1 more source

The Rebirth of Elpasolites as Halide DoublePerovskites: From Theory to Potential Applications

open access: yesAdvanced Photonics Research
This perspective highlights the change in scientific focus after the past millennium from basic science to application. It follows the history of elpasolites, which were redesignated as halide double perovskites from the research focus about 8 years ago.
Peter A. Tanner, Ka-Leung Wong
doaj   +1 more source

Gamma-ray emission from the solar halo and disk: a study with EGRET data

open access: yes, 2008
Context: The Sun has recently been predicted to be an extended source of gamma-ray emission, produced by inverse-Compton (IC) scattering of cosmic-ray (CR) electrons on the solar radiation field.
A. W. Strong   +22 more
core   +3 more sources

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