유체는 느린 유속에서 층류, 빠른 유속에서 난류의 형태로 흐른다. Smooth pipe에서 유체가 흐를 때 층류에서 난류로 형태가 바뀌기 시작하는 임계속도는 pipe의 지름, 액체의 점도, 밀도, 및 평균 유속 등에 의해 좌우되며, 이러한 변수들을 조합하면 Reynol..
Hall effect measurement 결론 : Hall effect measurement 실험에서 와 시료의 축 방향으로 자기장을 흘려주고 축 방향으로 전류를 흘려주어 Hall ... [그림1] Hall effect measurement 실험도 또한 각 시료들의 크기도 측정하였다. ... 개요 이번 실험은 Hall effect measurement 장비를 통해, 주어진 시료와 시료의 Hall voltage를 측정하고 이를 통해 Hall coefficient, Carrier
Hall effect measurement 실험목적 Hall effect measurement는 은(Ag) 시료와 텅스텐(W) 시료내부에서의 Hall effect를 관찰하는 실험이다 ... [그림4] Hall effect measurement의 모식도 [그림2]와 같이 자기장과 전류가 있을 때 전하의 값이 양이라면 전하는 로렌츠 힘의 영향으로 -y방향의 힘을 받아 B쪽으로
Recently, China has published the “Security Assessment Measures for Outbound Data Transfers,” a crucial ... However, there is a possibility that conflict arises between these measures and the international commitments ... Particularly, with China's current application to join the CPTPP, the restrictive measures of its cross-border
The NK cell activity test was measured by enzyme immunometry. ... Methods: 100 participants were selected to measure NK cell activity. ... Background: The Natural killer cell activity measurement test of the ELISA method developed by company
six years from 2006 to 2011, presents the resulting risk level, and suggests three risk mitigation measures ... data accumulated, more precise risk level will be calculated with which the practical risk mitigating measures ... results show that collision was the main type of accident, accounting for 62 % of all accidents, and the measures
A method used for measuring the stiffness of hinging reinforced concrete frame structures is devel oped ... The so called Stiffness Measure Method is used to evaluate the tangent stiffness of hinge
regions while ... The stiffness measure is
used to compare the current tangent stiffnesses of hinge regions with those
Eye movement and reading ability were measured using an eye tracker. ... Purpose : This study measured the binocular visual function and eye movement with induced aniseikonia ... Also, horizontal and vertical fusional vergence, vergence facility and stereoacuity were measured at
Tear film evaluation measured NITBUT using Cornea 550 and divided it into dry eye and normal eyes. ... devices on the tear film by investigating the use time of digital devices for university students and measuring
measured degrees of toric soft lens rotation with slit lamp on the same subjects. ... Purpose: This study was to compare and analyze the measured degrees of toric soft lens rotation with ... We measured the degrees of toric soft lens rotation with astigmatic fan chart, and compared with the
원전에서 발생되고 있는 방사성폐기물 중 I의 정량을 위하여 시료의 특성에 맞는 최적의 시료 전처리 및 회수방법을 고찰하였다. 난용성시료 중 모의 잡고체와 수지에 함유된 요오드를 산침출법과 알칼리 용융방법으로 분리하여 회수율을 측정한 결과 , 의 회수율을 각각 나타내었다..
Tools for Electronic Measurement, System Dynamics and Time-Frequency Domain Measurement -Using NI myDAQ ... Resistor Damping ratio(zeta) Theoretical value Measured value Error 1 R _{1} 0.11 15915.5Hz 14677.99Hz ... First, in Digital multimeter experiment, three different resistances and equivalent resistances were measured