نتایج جستجو برای: ultra sonic

تعداد نتایج: 66870  

Journal: :Advances in parallel computing 2021

In this modern era, parents are busy building their lifestyle, carrier etc. As we know it has now become hard because have to take care of children simultaneously, which paves a lot work pressure and family especially for women. Health the child is affected better also reduced. So, in order handle such situation, use temperature, Humidity, ultra-sonic Sensor. The conditions external atmosphere ...

Journal: :Agrivita : Journal of Agricultural Science 2023

The aim of research is to reduce the utilization water by irrigating agricultural fields that have low moisture level through implementation Wireless Sensor Network (WSN). ARM-based irrigation solution consists a Solar Tracking System, Information Unit (WIU), WSN and Remote Access. System utilizes maximum solar energy using Light Dependent Resistor(LDR) track sun. electric produced stored in ba...

2008
Yuxi Zheng YUXI ZHENG

We explore the reflection off a sonic curve and the domain of determinacy, via the method of characteristics, of self-similar solutions to the two dimensional isentropic Euler system through several examples with axially symmetric initial data. We find that characteristics in some cases can be completely absorbed by the sonic curve so that the characteristics vanish tangentially into the sonic ...

Kraepelin was the first who recognized the phenomenon of cycling in bipolar disorder in 1913. The term rapid cycling was proposed by Dunner and Fieve in 1974. Later on, Kramlinger and Post defined ultra-rapid cycling and ultradian cycling in 1996. Frequent rapid mood switches are an inherent characteristic of bipolar disorder, and rapid cycling is included as a course specifier for bipolar diso...

Journal: :The Journal of clinical dentistry 2015
Renzo A Ccahuana-Vasquez Erinn Conde Julie M Grender Pamela Cunningham Jimmy Qaqish C Ram Goyal

OBJECTIVE To evaluate and compare the efficacy of an oscillating-rotating (O-R) power toothbrush with a brush head utilizing angled bristles to a marketed sonic toothbrush in the reduction of plaque and gingivitis over an eight-week period. METHODS This study used a randomized, examiner-blind, single-center, two-treatment, parallel group, eight-week design. Subjects with mild-to-moderate plaq...

2004
Tim Blackwell Janis Jefferies

This paper describes an exploration of visual and sonic texture. These textures are linked by a swarm of “tech-tiles”, where each tech-tile is a rectangular element of an image or a sequence of audio samples. An entire image can be converted to a single tech-tile, which can be performed as a composition, or a swarm of small tiles can fly over the image, generating a sonic improvisation. In each...

2012
Alexandra Loubeau

Sonic boom research conducted at NASA through the Supersonics Project of the Fundamental Aeronautics Program is oriented toward understanding the potential impact of sonic boom noise on communities from new low-boom supersonic aircraft designs. Encompassing research in atmospheric propagation, structural response, and human response, NASA research contributes to knowledge in key areas needed to...

Journal: :AJS; American journal of sociology 2015
Ori Schwarz

Based on focus groups and interviews with student renters in an Israeli slum, the article explores the contributions of differences in sonic styles and sensibilities to boundary work, social categorization, and evaluation. Alongside visual cues such as broken windows, bad neighborhoods are characterized by sonic cues, such as shouts from windows. Students understand "being ghetto" as being loud...

Journal: :European journal of paediatric dentistry : official journal of European Academy of Paediatric Dentistry 2015
D Re G Augusti D Battaglia A B Giannì D Augusti

AIM Powered or manual toothbrushes are daily-used instrument in the Western area for the control and removal of bacterial biofilm. Among powered-toothbrushes, sonic technology has shown to produce fluid turbulent activity that might assist in plaque removal; however, limited knowledge is available in-vivo. The objectives of this study were to compare the plaque removal efficacy of two different...

Journal: :Development 1998
J D Kohtz D P Baker G Corte G Fishell

The cortex and basal ganglia are the major structures of the adult brain derived from the embryonic telencephalon. Two morphologically distinct regions of the basal ganglia are evident within the mature ventral telencephalon, the globus pallidus medially, and the striatum, which is positioned between the globus pallidus and the cortex. Deletion of the Sonic Hedgehog gene in mice indicates that ...

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