Zobrazeno 1 - 10
of 236
pro vyhledávání: '"Ping-Hei Chen"'
Publikováno v:
Applied Sciences, Vol 14, Iss 2, p 495 (2024)
The effects of the anisotropic properties (wettability and roughness) of microgrooved surfaces on heat transfer were experimentally investigated during pool boiling using Novec-7100 as a working fluid. The idea for introducing the concept of anisotro
Externí odkaz:
https://doaj.org/article/7da02ea46d3643348c05d622e98f7344
Publikováno v:
AIP Advances, Vol 9, Iss 12, Pp 125140-125140-7 (2019)
Although the wettability of ultrafast laser-textured surfaces has been widely studied recently, most studies have only investigated the transition mechanism of surface wettability after laser irradiation with elapsed time. It is already known that th
Externí odkaz:
https://doaj.org/article/84867cce95dc458ca2a804af2ea76de1
Autor:
Ping-Hei Chen, Hyung Hee Cho
Publikováno v:
Inventions, Vol 4, Iss 1, p 4 (2019)
Innovative and high-end techniques have been recently developed in academic institutes and are gradually being employed in our daily lives for improving living quality, namely, artificial intelligence (AI) technology, autonomous cars, hyper-loop for
Externí odkaz:
https://doaj.org/article/590b285d26fd4f3abe7970f513e5dd6b
Publikováno v:
Sensors, Vol 11, Iss 9, Pp 8674-8684 (2011)
This study developed portable, non-invasive flexible humidity and temperature microsensors and an in situ wireless sensing system for a proton exchange membrane fuel cell (PEMFC). The system integrated three parts: a flexible capacitive humidity micr
Externí odkaz:
https://doaj.org/article/c3f579faf13b4f6cbb71f913b9849daf
Publikováno v:
Sensors, Vol 10, Iss 9, Pp 8161-8172 (2010)
An on-chip transformer with a ferrofluid magnetic core has been developed and tested. The transformer consists of solenoid-type coil and a magnetic core of ferrofluid, with the former fabricated by MEMS technology and the latter by a chemical co-prec
Externí odkaz:
https://doaj.org/article/24d496b9521d4155be8ee81ccbbfc968
Autor:
Sujith Kumar C. S., Yao Wen Chang, Mario R. Mata Arenales, Long-Sheng Kuo, Yu Hsuan Chuang, Ping-Hei Chen
Publikováno v:
Inventions, Vol 3, Iss 1, p 15 (2018)
In this work, pool boiling heat transfer tests were conducted for investigating the effects of the size and pitch of the hydrophobic square patterns on a copper test piece with the following dimensions: 40 mm long, 25 mm outer diameter, and 18 mm inn
Externí odkaz:
https://doaj.org/article/8864a9be2ef64541bac1543fbca493e2
Autor:
I-Chien LEE, Ping-Hei CHEN
Publikováno v:
Journal of Fluid Science and Technology, Vol 2, Iss 2, Pp 311-321 (2007)
This study employs a digital Particle Image Velocimetry (PIV) to obtain detailed velocity distributions and flow visualization for an inclined jet through a forward expanded hole into mainstream over a concave surface at three different blowing ratio
Externí odkaz:
https://doaj.org/article/0ca6c3889fbc4724b7b571c1a77cb3b8
Publikováno v:
Inventions, Vol 2, Iss 1, p 3 (2017)
Polymerase chain reaction (PCR) has been one of the principal techniques of molecular biology and diagnosis for decades. Conventional PCR platforms, which work by rapidly heating and cooling the whole vessel, need complicated hardware designs, and ca
Externí odkaz:
https://doaj.org/article/03c6434c93de4dd2a04832fb93cd4203
Publikováno v:
Advances in Materials Science and Engineering, Vol 2014 (2014)
A novel approach was proposed to measure the hydraulic capacitance of a microfluidic membrane pump. Membrane deflection equations were modified from various studies to propose six theoretical equations to estimate the hydraulic capacitance of a micro
Externí odkaz:
https://doaj.org/article/a8add00079254f13831e5ab36f96f1b6
Publikováno v:
International Journal of Rotating Machinery, Vol 7, Iss 3, Pp 153-164 (2001)
In order to explore the effect of blowing ratio on film cooling over a convex surface, the present study adopts the transient liquid crystal thermography for the film cooling measurement on a straight circular hole configuration. The test piece has a
Externí odkaz:
https://doaj.org/article/ddf0575b171d4c5d9ca2caa774b3892a