Results 11 to 20 of about 14,974 (268)

Temporal coherency of mechanical stimuli modulates tactile form perception

open access: yesScientific Reports, 2021
The human hand can detect both form and texture information of a contact surface. The detection of skin displacement (sustained stimulus) and changes in skin displacement (transient stimulus) are thought to be mediated in different tactile channels ...
Masashi Nakatani   +8 more
doaj   +1 more source

CHANGE IN STRENGTH PARAMETERS OF DISPERSED SOILS AFTER HIGH-FREQUENCY VIBRATION

open access: yesConstruction and Geotechnics, 2021
The use of the technology of high-frequency sheet piles driving or extraction in conditions of weak, structurally unstable soils inevitably leads to a change in the structure of the soil. This is especially true for buildings which fall into the zone of influence.
V. M Polunin, A. P Cheremhina
openaire   +1 more source

Experimental study on the lubrication characteristics of porous journal bearings with hydrodynamic shape forming at annular surface under sine-wave vibrated conditions (Examination into the shaft rotating behavior at the starting state by identifying the rotational modes with Frequency Spectrum Analysis of the time history waveform on shaft)

open access: yesNihon Kikai Gakkai ronbunshu, 2019
This report describes the study on the lubrication characteristics of porous journal bearings, which were made with oil impregnated sintered materials having some hydrodynamic shapes, to apply them for a DC Spindle Motor’s bearing system. Herring Bone (I
Shigeru OHTSUKA   +3 more
doaj   +1 more source

Experiments and Simulations on Vibration Induced Densification of Bulk Solids

open access: yesKONA Powder and Particle Journal, 2014
The change in bulk density or solids fraction that occurs when a vessel of granular materials is vibrated is an important, industrially-relevant process.
Ninghua Zhang, Anthony D. Rosato
doaj   +1 more source

Effect of Low-magnitude, High-frequency Vibration on Osteocytes in the Regulation of Osteoclasts [PDF]

open access: yes, 2010
Osteocytes are well evidenced to be the major mechanosensor in bone, responsible for sending signals to the effector cells (osteoblasts and osteoclasts) that carry out bone formation and resorption. Consistent with this hypothesis, it has been shown that
Al-Dujaili, Saja   +5 more
core   +2 more sources

Experimental study on the lubrication characteristics of porous journal bearings with hydrodynamic shape forming at annular surface under sine-wave vibrated conditions (Examination into the shaft whirling behavior at pivot supported condition by measuring the time history waveform on shaft with parameter of vibrated Frequency changes)

open access: yesNihon Kikai Gakkai ronbunshu, 2018
This report describes the study on the lubrication characteristics of porous journal bearings as a DC spindle motor's bearing system made with oil impregnated sintered materials having some hydrodynamic shapes. Herring Bone (I & II), Three Lobed
Shigeru OHTSUKA   +3 more
doaj   +1 more source

Surface Waves on a Semi-toroidal Water Ring [PDF]

open access: yes, 2006
We study the dynamics of surface waves on a semi-toroidal ring of water that is excited by vertical vibration. We create this specific fluid volume by patterning a glass plate with a hydrophobic coating, which confines the fluid to a precise geometric ...
Bisch C.   +5 more
core   +2 more sources

Tactile vibration: Change of exponent with frequency [PDF]

open access: yesPerception & Psychophysics, 1968
When cross-modality matches were made between a 60-Hz vibration and such other continua as electric current through the finger, number, force of handgrip, and both binaural and monaural loudness, the exponent of the power function for vibration was found to be about 1.0 at 60 Hz.
openaire   +1 more source

Effects of change in Frequency of Ultrasonic Vibrations on Heat Transfer.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B, 1998
The heat transfer coefficients during natural convection of water on a downward-facing horizontal surface and that on a vertical surface were measured under the influence of ultrasonic vibrations. The multi-type oscillation used in this experiment was able to operate at three frequencies-28, 45, and 100 kHz-not only continuously, but also ...
Shinfuku Nomura   +3 more
openaire   +2 more sources

Role of vibrations in the jamming and unjamming of grains discharging from a silo [PDF]

open access: yes, 2009
We present experimental results of the jamming of non-cohesive particles discharged from a flat bottomed silo subjected to vertical vibration. When the exit orifice is only a few grain diameter wide, the flow can be arrested due to the formation of ...
Garcimartin, Angel   +4 more
core   +2 more sources

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