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Showing posts with label aviation. Show all posts
Showing posts with label aviation. Show all posts
Wednesday, November 21, 2018
Friday, February 26, 2016
The Future is NOW: Training Pilots Through the use of Electroneural Stimulation
Transcranial Direct Current Stimulation Modulates Neuronal Activity and Learning in Pilot Training
Authors:
Choe et al
Abstract:
Skill acquisition requires distributed learning both within (online) and across (offline) days to consolidate experiences into newly learned abilities. In particular, piloting an aircraft requires skills developed from extensive training and practice. Here, we tested the hypothesis that transcranial direct current stimulation (tDCS) can modulate neuronal function to improve skill learning and performance during flight simulator training of aircraft landing procedures. Thirty-two right-handed participants consented to participate in four consecutive daily sessions of flight simulation training and received sham or anodal high-definition-tDCS to the right dorsolateral prefrontal cortex (DLPFC) or left motor cortex (M1) in a randomized, double-blind experiment. Continuous electroencephalography (EEG) and functional near infrared spectroscopy (fNIRS) were collected during flight simulation, n-back working memory, and resting-state assessments. tDCS of the right DLPFC increased midline-frontal theta-band activity in flight and n-back working memory training, confirming tDCS-related modulation of brain processes involved in executive function. This modulation corresponded to a significantly different online and offline learning rates for working memory accuracy and decreased inter-subject behavioral variability in flight and n-back tasks in the DLPFC stimulation group. Additionally, tDCS of left M1 increased parietal alpha power during flight tasks and tDCS to the right DLPFC increased midline frontal theta-band power during n-back and flight tasks. These results demonstrate a modulation of group variance in skill acquisition through an increasing in learned skill consistency in cognitive and real-world tasks with tDCS. Further, tDCS performance improvements corresponded to changes in electrophysiological and blood-oxygenation activity of the DLPFC and motor cortices, providing a stronger link between modulated neuronal function and behavior.
pop sci write up.
This is my reaction.
Labels:
aviation,
neurology,
neuroscience
Friday, December 11, 2015
India Wants EMALS, jet Engine Tech Transfers From US
US cooperation in engine technology was a top issue for Indian Defence Minister Manohar Parrikar when he met US Defense Secretary Ash Carter Wednesday and Thursday in Washington, said an Indian Defence Ministry source.
India needs engine technology for its proposed homegrown advanced medium combat aircraft (AMCA), which is still on the drawing board. Availability of a higher thrust advanced engine would kick-start the AMCA program, under which India proposes to build medium combat aircraft similar to the Rafale, which it is buying from France, said a senior scientist of the Defence Research and Development Organisation (DRDO), which is developing AMCA.
Another priority is cooperation on development of an electro-magnetic aircraft launch system (EMALS) for the proposed Indigenous aircraft carrier INS Vishal, the MoD source added.
link.
Labels:
aviation,
electromagnetic catapults,
india,
jet engines,
militaria,
technology transfer,
USA
Tuesday, October 20, 2015
China in Talks to Acquire Russian Ekranoplane Wing-in-Ground Effect Vehicles
China is discussing with the Alekseyev Central Hydrofoil Design Bureau based in Nizhny Novgorod in Russia about purchasing an unknown number of A-050 ekranoplan or ground effect vehicle, the most advanced version of the Lun-class ekranoplan, for the People's Liberation Army according to the state-run China News Service on Oct. 15.
A spokesperson for Alekseyev said the A-050 has a maximum takeoff weight of 54 tons and a loading capacity of nine tons. It can carry up to 100 passengers. With an effective range of 5,000 kilometers, the cruising speed of the A-050 ekranoplan is estimated at between 350 and 450 kilometers an hour. The ekranoplan may be fitted with a R-195 starting engines similar to those used by Su-25 bombers and TV7-117SM boosters on the Il-114.
link.
Labels:
aviation,
china,
ekranoplanes,
militaria,
Russia,
wing-in-ground effect vehciles
Wednesday, March 05, 2014
US Army Plans to Cut 3 Aviation Brigades by 2019
US Army officials said Tuesday that as part of its wide-ranging aviation restructuring, the service is preparing to cut three of the service’s 13 combat aviation brigades (CAB) by 2019.
The service’s active component currently fields four heavy CABs, 8 medium, and 1 with “Full-Spectrum” capabilities, but Davis Welch, deputy director of the Army budget office told reporters at the Pentagon today that “the restructure will reduce the number of aviation brigades by three in the active component while restructuring aviation brigades to optimize their efficiency and quality.”
He added that under the plan, the Army’s Reserve component will be able maintain its 12 aviation brigades but they “will be restructured and optimized for assault, lift and medavac missions.”
The announcement comes on the heels of the Army’s proposal to take all of the National Guard’s Apache attack helicopters to fulfill the active army’s aerial scout mission after it divests itself of the Kiowa helicopters currently fulfilling that mission.
link.
Labels:
aviation,
budget,
helicopters,
militaria,
US Army
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