Results 1 to 10 of about 201,227 (357)

Altered sleep spindles and slow waves during space shuttle missions [PDF]

open access: yesnpj Microgravity, 2021
Sleep deficiencies and associated performance decrements are common among astronauts during spaceflight missions. Previously, sleep in space was analyzed with a focus on global measures while the intricate structure of sleep oscillations remains largely ...
Dominik P. Koller   +6 more
doaj   +2 more sources

Minimally invasive space shuttle laminotomy for degenerative lumbar spinal canal stenosis

open access: yesJournal of Craniovertebral Junction and Spine, 2016
Study Design: Technical note. Objectives: To show microsurgical technique, considering the meticulous anatomy of the ligamentum flavum (LF). Background: Different methods are available for treating lumbar spinal canal stenosis (LSCS).
Shunji Asamoto, Jun Muto, Hiroyuki Jimbo
doaj   +2 more sources

Observation of the exhaust plume from the space shuttle main engines using the microwave limb sounder [PDF]

open access: goldAtmospheric Measurement Techniques, 2011
A space shuttle launch deposits 700 tonnes of water in the atmosphere. Some of this water is released into the upper mesosphere and lower thermosphere where it may be directly detected by a limb sounding satellite instrument.
H. C. Pumphrey   +2 more
doaj   +3 more sources

Experimental Study on Renewable Porous Carbon Dioxide Adsorbent Materials for Space Shuttles

open access: yesEnergies, 2022
Porous adsorbent material is promising to be used to regeneratively remove CO2 from space shuttles. In this work, the amount and isosteric heat of CO2 adsorption in solid amine are experimentally studied at pressures ranging from 0 to 6 bar and ...
Chun Zhang, Yu Wang, Tao Liu, Hanbing Ke
doaj   +1 more source

50 Years in Space Science

open access: yesPerspectives of Earth and Space Scientists, 2022
These are my personal recollections of my 50‐year involvement in planning NASA space projects, including the Voyager Missions, The Hubble Space Telescope, the International Space Station, the Space Shuttle, the Falcon Space X launcher, and the James Webb
Charles F. Kennel
doaj   +1 more source

Relations between Motor Abilities and Morphological Characteristics as Predispositions of Students for Sports

open access: yesInovacije u Nastavi, 2023
The aim of this paper is to look at the relationship between morphological characteristics and motor abilities as a predisposition of students to play sports.
Nenad M. Sinđelić   +2 more
doaj   +1 more source

Investigation on the Opposing Jet in the Hypersonic Rarefied Flow over a Vehicle Based on the DSMC Method

open access: yesActuators, 2022
In this paper, an opposing jet is applied to the space shuttle arc leading edge and the lifting body cone leading edge in the hypersonic condition of the rarefied flow field.
Yi Shen   +5 more
doaj   +1 more source

The Mice Drawer System (MDS) experiment and the space endurance record-breaking mice. [PDF]

open access: yesPLoS ONE, 2012
The Italian Space Agency, in line with its scientific strategies and the National Utilization Plan for the International Space Station (ISS), contracted Thales Alenia Space Italia to design and build a spaceflight payload for rodent research on ISS: the ...
Ranieri Cancedda   +11 more
doaj   +1 more source

Instrumentation in the Post-Apollo Programme

open access: yesMeasurement + Control, 1974
The paper discusses the programme of space exploration to be undertaken by the Space Shuttle Transportation System which is currently being developed by NASA.
S. A. Daniels
doaj   +1 more source

A Rhetorical Analysis of George W. Bush’s National Eulogies

open access: yesAmerican Studies in Scandinavia, 2017
This article offers a critique of President George W. Bush’s national eulogies for the victims of the World Trade Center and Pentagon attacks, the space shuttle Columbia disaster, and Hurricane Katrina.
Marta Rzepecka
doaj   +1 more source

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