Results 151 to 160 of about 5,629,721 (306)

TOMEX: A Comparison of Lidar and Sounding Rocket Chemical Tracer [PDF]

open access: yes, 2003
On October 26, 2000, a Black Brant V sounding rocket carrying a chemical tracer release was launched from the rocket range at White Sands, New Mexico, as part of the Turbulent Oxygen Mixing Experiment (TOMEX).
Bishop, R. L.   +3 more
core   +1 more source

Science Learning via Participation in Online Citizen Science [PDF]

open access: yesarXiv, 2016
We investigate the development of scientific content knowledge of volunteers participating in online citizen science projects in the Zooniverse (www.zooniverse.org), including the astronomy projects Galaxy Zoo (www.galaxyzoo.org) and Planet Hunters (www.planethunters.org).
arxiv  

Observations of persistent Leonid meteor trails 3. The ‘‘Glowworm’’ [PDF]

open access: yes, 2002
A spectacular, well-observed Leonid meteor of visual magnitude -14.3 appeared on 17 November 1998 and left a lingering trail, dubbed the Glowworm, that was well studied.
Chu, Xinzhao   +7 more
core   +1 more source

Cosmology and Science Education: Problems and Promises [PDF]

open access: yesarXiv, 2012
Cosmology differs in some respects significantly from other sciences, primarily because of its intimate association with issues of a conceptual and philosophical nature. Because cosmology in the broader sense relates to the world views held by students, it provides a means for bridging the gap between the teaching of science and the teaching of ...
arxiv  

Radial Velocity Observations of the Extended Lunar Sodium Tail [PDF]

open access: yes, 2006
We report the first velocity resolved sodium 5889.950 Å line profile observations of the lunar sodium tail observed in the anti-lunar direction near new Moon. These observations were made on 29 March 2006, 27 April 2006 and 28 April 2006 from Pine Bluff (
Line, M.   +3 more
core   +1 more source

Vertical Heat and Constituent Transport in the Mesopause Region by Dissipating Gravity Waves at Maui, Hawaii (20.7ºN), and Starfire Optical Range, New Mexico (35ºN) [PDF]

open access: yes, 2005
Vertical heat flux profiles induced by dissipating gravity waves in the mesopause region (85–100 km altitude) are derived from Na lidar measurements of winds and temperatures at Maui (20.7ºN, 156.3ºW), Hawaii, and compared with earlier results from ...
Gardner, Chester S., Liu, Alan Z.
core   +1 more source

Tomographic Imaging of Airglow from Airborne Spectroscopic Measurements [PDF]

open access: yes, 2008
A description is given of the methodology based on a single, aircraft-mounted spectroscopic imager to tomographically reconstruct airglow perturbations induced by atmospheric gravity waves.
Anderson, D. Scott   +3 more
core   +1 more source

Investigation of a “Wall” Wave Event [PDF]

open access: yes, 2007
A bright airglow event was observed at Maui, Hawaii, on the night of 11–12 August 2004 with multiple instruments including a Na wind/temperature lidar, an airglow imager, and a mesospheric temperature mapper.
Li, Feng   +4 more
core   +4 more sources

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