Results 121 to 130 of about 28,103 (239)

Rotational and Translational Velocity and Acceleration Thresholds for the Onset of Cybersickness in Virtual Reality [PDF]

open access: yes
This paper determined rotational and translational velocity and acceleration thresholds for the onset of cybersickness. Cybersickness causes discomfort and discourages the widespread use of virtual reality systems for both recreational and professional ...
Terenzi, Lorenzo, Zaal, Peter M. T.
core   +1 more source

Hydrodynamic simulations of He-shell flash convection

open access: yes, 2006
We present the first hydrodynamic, multi-dimensional simulations of He-shell flash convection. Specifically, we investigate the properties of shell convection at a time immediately before the He- luminosity peak during the 15th thermal pulse of a stellar
Freytag, Bernd   +3 more
core   +2 more sources

Convection in an ideal gas at high Rayleigh numbers

open access: yes, 2011
Numerical simulations of convection in a layer filled with ideal gas are presented. The control parameters are chosen such that there is a significant variation of density of the gas in going from the bottom to the top of the layer. The relations between
Tilgner, A.
core   +1 more source

Virtual Swimming — Breaststroke Body Movements Facilitate Vection

open access: yesMultisensory Research, 2013
Visually induced illusory self-motion (vection) was facilitated by active breaststroke arm and body movements. Optic flow was generated by having the standing observer make these arm movements, which were detected by Kinect and incorporated into the display. When generated, this optic flow was either expanding (i.e.
Seno, Takeharu   +2 more
openaire   +4 more sources

Diurnal variability of tropical rainfall retrieved from combined GOES and TRMM satellite information [PDF]

open access: yes, 2002
Recent progress in satellite remote-sensing techniques for precipitation estimation, along with more accurate tropical rainfall measurements from the Tropical Rainfall Measuring Mission (TRMM) Microwave Imager (TMI) and precipitation radar (PR ...
Gao, X   +6 more
core   +1 more source

Eccentric gaze dynamics enhance vection in depth

open access: yesJournal of Vision, 2010
This study examined the role of eccentric gaze dynamics in the generation of visual illusions of self-motion (i.e., vection). In Experiment 1, observers maintained their gaze either upward, downward, leftward, or rightward with respect to the center of a radially expanding optic flow pattern, which simulated forward self-motion in depth through a 3D ...
Kim, Juno, Palmisano, Stephen
openaire   +3 more sources

The influence of imagery vividness on cognitive and perceptual cues in circular auditorily-induced vection

open access: yesFrontiers in Psychology, 2014
In the absence of other congruent multisensory motion cues, sound contribution to illusions of self-motion (vection) is relatively weak and often attributed to purely cognitive, top-down processes.
Aleksander eVäljamäe   +3 more
doaj   +1 more source

The core helium flash revisited: II. Two and three-dimensional hydrodynamic simulations

open access: yes, 2008
We study turbulent convection during the core helium flash close to its peak by comparing the results of two and three-dimensional hydrodynamic simulations.
Kifonidis, K.   +3 more
core   +2 more sources

Multidimensional hydrodynamic simulations of the hydrogen injection flash

open access: yes, 2011
The injection of hydrogen into the convection shell powered by helium burning during the core helium flash is commonly encountered during the evolution of metal-free and extremely metal-poor low-mass stars.
Bader   +32 more
core   +1 more source

Visual Vection does not Perturb Squatting Posture

open access: yesBIO Web of Conferences, 2011
Vision contributes fundamentally to the control of the standing posture. The illusion of self motion falsely perceived (vection) increases postural sway while standing.
Dietrich Gilles   +2 more
doaj   +1 more source

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