Results 191 to 200 of about 86,122 (316)

A novel approach to hybrid propulsion transfers

open access: yes, 2011
This paper introduces a hybrid propulsion transfer termed a Hohmann Spiral, incorporating low and high-thrust technologies, analogous to the high-thrust bi-elliptic transfer.
Macdonald, Malcolm, Owens, Steven Robert
core  

Quantum algorithms for equational reasoning. [PDF]

open access: yesSci Adv
Rattacaso D   +4 more
europepmc   +1 more source

Effectiveness of rTMS on Working Memory and Inhibitory Impairments in Patients With Post‐Stroke Executive Deficits

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Considerable efforts have been dedicated to developing effective treatments for post‐stroke executive impairment (PSEI), among which repetitive transcranial magnetic stimulation (rTMS) has shown great potential. This study aimed to investigate the therapeutic effects of high‐frequency rTMS on working memory (WM) and response ...
Mengting Lao   +6 more
wiley   +1 more source

2. Space course on low earth orbit transportation. Vol. 1 Proceedings

open access: yes, 1993
This volume and its companion contains the papers presented during the second Space Course on Low Earth Orbit Transportation held at the Munich University of Technology from October 11-22, 1993.
Technische Univ. Muenchen (Germany)
core  

Advancing Age Modulates Associations Between Cognitive Impairment and Brain Volumes in Early MS

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Cognitive impairment is common in multiple sclerosis (MS), but manifestations following the first demyelinating event are relatively unexplored. We investigated cross‐sectional associations between magnetic resonance imaging (MRI)–derived brain volumes and the presence of cognitive impairment outcomes five years after the first ...
Piriyankan Ananthavarathan   +14 more
wiley   +1 more source

2. space course on low earth orbit transportation. Vol. 2 Proceedings

open access: yes, 1993
This volume and its companion contains the papers presented during the second Space Course on Low Earth Orbit Transportation held at the Munich University of Technology from October 11-22, 1993.
Technische Univ. Muenchen (Germany)
core  

Topological control of chirality and spin with structured light. [PDF]

open access: yesLight Sci Appl
Mkhumbuza L   +4 more
europepmc   +1 more source

ORBIT SPACES OF ABELIAN p-GROUPS [PDF]

open access: yesProceedings of the National Academy of Sciences, 1959
openaire   +3 more sources

Comparing the Effect of Semi‐Immersive Virtual Reality, Computerized Cognitive Training, and Traditional Rehabilitation on Cognitive Function in Multiple Sclerosis: A Randomized Clinical Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cognitive impairment is a common non‐motor symptom in Multiple Sclerosis (MS), negatively affecting autonomy and Quality of Life (QoL). Innovative rehabilitation strategies, such as semi‐immersive virtual reality (VR) and computerized cognitive training (CCT), may offer advantages over traditional cognitive rehabilitation (TCR ...
Maria Grazia Maggio   +8 more
wiley   +1 more source

Spaceborne Autonomous and Ground Based Relative Orbit Control for the TerraSAR-X/TanDEM-X Formation

open access: yes, 2007
TerraSAR-X (TSX) and TanDEM-X (TDX) are two advanced synthetic aperture radar (SAR) satellites flying in formation. SAR interferometry allows a high resolution imaging of the Earth by processing SAR images obtained from two slightly different orbits. TSX
Gill, Eberhard   +9 more
core  

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