Results 11 to 20 of about 124,376 (308)

The Radiometer and its Lessons [PDF]

open access: greenNature, 1877
WILL you allow me to make a few remarks in reply to to Dr. Carpenter's letter on “The Radiometer and its Lessons,” published in the last number of NATURE, and to try to show that I had good grounds for the opinion I expressed, at the late meeting of the British Association in reference to his article on the same subject in the Nineteenth Century?
William Crookes
  +16 more sources

Ueber das Radiometer [PDF]

open access: greenAnnalen der Physik, 1882
n ...
Ernst Pringsheim
openalex   +4 more sources

PHOCUS radiometer [PDF]

open access: yesAtmospheric Measurement Techniques, 2012
Abstract. PHOCUS – Particles, Hydrogen and Oxygen Chemistry in the Upper Summer Mesosphere is a Swedish sounding rocket experiment, launched in July 2011, with the main goal of investigating the upper atmosphere in the altitude range 50–110 km. This paper describes the SondRad instrument in the PHOCUS payload, the radiometer comprising two frequency ...
O. Nyström, D. Murtagh, V. Belitsky
openaire   +3 more sources

A Real-Time Monitoring Method for Civil Aircraft Take-Off and Landing Based on Synthetic Aperture Microwave Radiation Technology

open access: yesSensors, 2022
It is important to monitor the take-off and landing of civil aircraft using passive detection methods. Due to the strict aircraft safety requirements and the electromagnetic environment around an airport, using too many active detection methods should be
Houcai Chen   +4 more
doaj   +1 more source

Design of Novel, Water Soluble and Highly Luminescent Europium Labels with Potential to Enhance Immunoassay Sensitivities

open access: yesMolecules, 2017
To meet the continual demands of more-sensitive immunoassays, the synthesis of novel luminescent Eu(III) chelate labels having similar substituted 4-(phenylethynyl)pyridine chromophores in three different chelate structure classes are reported ...
Henri Sund   +3 more
doaj   +1 more source

Empirical model for backscattering polarimetric variables in rain at W-band: motivation and implications [PDF]

open access: yesAtmospheric Measurement Techniques
The established relationships between the size, shape, and terminal velocity of raindrops, along with the spheroidal shape approximation (SSA), are commonly employed for calculating radar observables in rain.
A. Myagkov, T. Nomokonova, M. Frech
doaj   +1 more source

Calibration of the MIRAS Radiometers [PDF]

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2019
14 pages, 18 figures, 3 tables.-- © 2019 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or ...
Ignasi Corbella   +7 more
openaire   +5 more sources

Planck pre-launch status: calibration of the Low Frequency Instrument flight model radiometers [PDF]

open access: yes, 2010
The Low Frequency Instrument (LFI) on-board the ESA Planck satellite carries eleven radiometer subsystems, called Radiometer Chain Assemblies (RCAs), each composed of a pair of pseudo-correlation receivers.
Leahy, John   +74 more
core   +3 more sources

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