http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Hydration of DCPD over sulfonic acid-functionalized SBA-15 catalyst
Yu-Cheng Lin,Yu-Wei Huang,Ku-Hsiang Sung,Tsung-Han Lin,Soofin Cheng 한국공업화학회 2016 Journal of Industrial and Engineering Chemistry Vol.44 No.-
Sulfonic acid-functionalized SBA-15 materials (SA-SBA-15) with ordered channeling pores weresynthesized by one-pot co-condensation and used to catalyze the hydration of dicyclopentadiene(DCPD). The target product, cydecanol (DCPD-OH) has been used as a modifier for polyester or alkydresin. Propylsulfonic acid functionalized SBA-15 was found to be more efficient than the silica gelcounterpart or arylsulfonic acid functionalized material in catalyzing DCPD hydration to yield DCPD-OH. The DCPD conversion and DCPD-OH yield increased with the decrease in H2O/DCPD ratio. Optimal DCPDconversion and DCPD-OH selectivity were obtained with the molar composition of DCPD:H2O:H+[1TD$DIF]-catalyst = 1:30:0.1.
Experimental study and modeling of masonry-infilled concrete frames with and without CFRP jacketing
Huang, Chao-Hsun,Sung, Yu-Chi,Tsai, Chi-Hsin Techno-Press 2006 Structural Engineering and Mechanics, An Int'l Jou Vol.22 No.4
Most existing concrete structures in Taiwan are considered nonductile due to insufficient transverse reinforcement and poor detailing of frame elements. Such features are fairly typical for buildings constructed prior to 1997, at which time the local building code was revised based on ACI 318-95. Among these structures, many contain perimeter or partition walls made of concrete or clay brick for architectural purposes. These walls, though treated as non-structural components in common design practice, could affect the structural behavior of the buildings during an earthquake. To study the behavior of such structures under seismic load, experiments were conducted on concrete frames of various configurations to show the force-deformation relationships, damage patterns, and other characteristics of the frames. For further interest, similar units with columns jacketed by carbon-fiber-reinforced-polymer (CFRP) were also tested to illustrate the effectiveness of this technique in the retrofit of concrete frames.
Heat transport study of the spin liquid candidate 1T−TaS2
Yu, Y. J.,Xu, Y.,He, L. P.,Kratochvilova, M.,Huang, Y. Y.,Ni, J. M.,Wang, Lihai,Cheong, Sang-Wook,Park, Je-Geun,Li, S. Y. American Physical Society 2017 Physical Review B Vol.96 No.8
<P>We present ultralow-temperature thermal conductivity measurements on single crystals of the prototypical charge-density-wave material 1T-TaS2, which was recently argued to be a candidate for a quantum spin liquid. Our experiments show that the residual linear term of thermal conductivity at zero field is essentially zero, within experimental accuracy. Furthermore, the thermal conductivity is found to be insensitive to the magnetic field up to 9 T. These results clearly demonstrate the absence of itinerant magnetic excitations with fermionic statistics in bulk 1T-TaS2, and thus put a strong constraint on the theories of the ground state of this material.</P>
Jeong, Yu Ra,Kim, Jeonghyun,Xie, Zhaoqian,Xue, Yeguang,Won, Sang Min,Lee, Geumbee,Jin, Sang Woo,Hong, Soo Yeong,Feng, Xue,Huang, Yonggang,Rogers, John A,Ha, Jeong Sook Nature Publishing Group 2017 NPG Asia Materials Vol.9 No.10
<P>This paper introduces a liquid-metal integrated system that combines soft electronics materials and engineering designs with advanced near-field-communication (NFC) functionality for human motion sensing. All of the active components, that is, strain sensor, antenna and interconnections, in this device are made of liquid metal, and the device has unique gel-like characteristics and stretchability. Patterning procedures based on selective wetting properties of the reduced GaInSn enable a skin-attachable, miniaturized layout, in which the diameter of the device is less than 2 cm. Electromechanical characterization of the strain sensor and antenna reveals their behaviors under large uniaxial tensile and compressive strains, as well as more complex modes of deformation. Demonstrations of these devices involve their use in monitoring various human motions in a purely wireless fashion; examples include wrist flexion, movements of the vocal cord and finger motion. This simple platform has potential for use in human-machine interfaces for prosthetic control and other applications.</P>