Results 1 to 10 of about 97,817 (302)

Resolving front-back ambiguity with head rotation: The role of level dynamics [PDF]

open access: yesHearing Research, 2019
Making small head movements facilitates spatial hearing by resolving front-back confusions, otherwise common in free field sound source localization. The changes in interaural time difference (ITD) in response to head rotation provide a robust front-back cue, but whether interaural level difference (ILD) can be used as a dynamic cue is not clear ...
Henri Pöntynen
exaly   +7 more sources

Effect rules of aft propeller pitch angle on the performance of contra rotation propeller [PDF]

open access: yesHangkong gongcheng jinzhan, 2023
The pitch angle of the contra rotation propeller (CRP) has important effect on the aerodynamic interference between the front and aft blades,which can change the aerodynamic performance of the propeller.
SUN Zhaozheng, YAN Wenhui, CAO Desong
doaj   +2 more sources

Distinct Neural Dynamics of Spatial Transformations: Egocentric Perspective-Taking and Allocentric Rotation [PDF]

open access: yesBrain Sciences
Background/Objectives: Egocentric and allocentric spatial transformations are central to spatial cognition, yet it is unknown whether they rely on the same neural mechanisms. The goal of this study was to examine whether egocentric transformations engage
Ido Amihai   +2 more
doaj   +2 more sources

Wick rotation in the light-front [PDF]

open access: yesProceedings of LIGHT CONE 2008 Relativistic Nuclear and Particle Physics — PoS(LC2008), 2009
Dep. de Fisica, Instituto Tecnologico de Aeronautica, 12.228-900,Sao Jose dos Campos, BrazilE-mail:pacheco@ift.unesp.brWe study the electroweak properties of pseudo-scalar mesons in the light and heavy-light sec-tors. In particular, we address the electromagnetic form factors and decay constants of the pion,kaon and D mesons. The structure of composite
exaly   +2 more sources

On rotations in front-form dynamics [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2000
Quantum field theories in front-form dynamics are not manifestly rotationally invariant. We study a model bound-state equation in 3+1 dimensional front-form dynamics, which was shown earlier to reproduce the Bohr and hyperfine structure of positronium.
Trittmann, Uwe, Pauli, Hans-Christian
openaire   +2 more sources

Flow mechanism and axial force distribution characteristics of multistage pump cavity

open access: yesScience Progress, 2022
The gap leakage between the impeller ring leads to the change of the pump cavity flow characteristics, resulting in the uneven pressure distribution of shroud, which causes the axial force of the cavity to change. In this paper, the flow in the front and
Qian Chen   +4 more
doaj   +1 more source

Shape dynamics of interfacial front in rotating cylinders [PDF]

open access: yesPhysical Review E, 1999
6 pages, 6 figures (EPIC and EEPIC macros included)
Ristow, Gerald H., Nakagawa, Masami
openaire   +2 more sources

Reference frames identified through projective prepositions

open access: yesCorela, 2022
English uses the relative Reference Frame (rf) which includes the speaker’s viewpoint assigning directions to identify a Located Object (lo) and a Reference Object (ro).
Aurélie Barnabé
doaj   +1 more source

Research on Design and Dynamics Simulation of Hinged Drooping Leading Edge Mechanism

open access: yesHangkong gongcheng jinzhan, 2022
The drooping front leading edge is a simple lifting device,which can effectively reduce the aerodynamic noise and the motion space of the mechanism. It has been applied to A380 and A350XW.
FENG Yunwen   +4 more
doaj   +1 more source

Experiment on the effect of forward and reverse rotation speeds of rockfall on normal restitution coefficient

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao, 2022
In order to explore the effect of forward and reverse rotation speeds of rockfall on normal restitution coefficient (Rn), three typical blocks of cube, disc and cylinder were customized, and the impact tests of each block with slope at different forward ...
Tinghui WANG   +4 more
doaj   +1 more source

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