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Union Organizing Strategies in the New Economy
Rosalind CHEW,CHEW Soon Beng 한국고용노사관계학회 2004 産業關係硏究 Vol.14 No.2
Union membership worldwide has been falling due to structural factors such as smaller public sector, smaller manufacturing sector and fewer large firms. At the same time, the labour market has become more volatile, with worker mobility, shorter job tenure, part?time work, flexible work arrangements on the rise. Furthermore, more enlightened management and mobility of capital as well as diversity of workforce and workplace have reduced the benefits of joining unions, impaired union bargaining power and increased the cost of organizing. These developments have adversely affect trade union density worldwide. The paper proposes, in the new economy, a systematic approach to increase union membership.
^31P-NMR Spectroscopy Evaluation of the Human Masseter Muscle in Normal and Bruxing Subjects
Negoro, Takefumi,Marcel, Tom,McNeill, Charles,Hatcher, David,Chew, Wilbert,Hiraba, Katsunari,Goto, Shigemi,Miller, Arthur J. Korean Academy of Oral Biology and the UCLA Dental 2001 International Journal of Oral Biology Vol.26 No.2
^31P magnetic resonance spectroscopy provides a noninvasive tool to assess muscle metabolism during rest, exercise, and recovery. Each averaged spectrum demonstrated seven peaks: phosphomonoester(PME), inorganic phosphate(Pi), phosphodiester(PDE), creatine phosphate(PCr), and γ-,α-,β- phosphorus nuclei of ATP. Abnormal PME or PDE levels can characterize muscle disease and function. It was investigated as to whether these two substances, and the relationship between Pi/PCr and pH, were at different levels in young adult bruxing subjects versus normal young adults. During contraction of the masseter muscle involved with chewing or clenching, the PCr peak would diminish while the Pi peak would increase. Ecpressing changes in Pi, PCr, PME and PDE to the total phosphate(total P) that includes these four spectra and the three ATP peaks, indicates a percentage change for each of the separate components. The Pi/total P ratio increased, and the PCr/total P ratio decreased significantly during chewing and clenching in both groups. Changes in PME and PDE were similar for the control and bruxing subjects. Pi/PCr increased as pH decreased in both the control and bruxing subjects. In the control subjects, the Pi/PCr ratio during. The correlation coefficient of a linear regression analysis between Pi/PCr and pH was significantly lower in bruxing subjects (r=-0.643) than that of control subjects (r=-0.864). These findings suggests the concept that metabolism of masseter muscle in bruxing subjects may not perform similarly to normal subjects but similar changes in PME and PDE to control subjects. Also it is considered the possibility that the rapid decline in pH in bruxing subjects may have been associated with the development of muscle fatigue.
Compressive dynamic scission of carbon nanotubes under sonication: fracture by atomic ejection
Chew, H. B.,Moon, M.-W.,Lee, K. R.,Kim, K.-S. The Royal Society 2011 Proceedings, Mathematical, physical, and engineeri Vol.467 No.2129
<P>We report that a graphene sheet has an unusual mode of atomic-scale fracture owing to its structural peculiarity, i.e. single sheet of atoms. Unlike conventional bond-breaking tensile fracture, a graphene sheet can be cut by in-plane compression, which is able to eject a row of atoms out-of-plane. Our scale-bridging molecular dynamics simulations and experiments reveal that this compressive atomic-sheet fracture is the critical precursor mechanism of cutting single-walled carbon nanotubes (SWCNTs) by sonication. The atomic-sheet fracture typically occurs within 200 fs during the dynamic axial buckling of a SWCNT; the nanotube is loaded by local nanoscale flow drag of water molecules caused by the collapse of a microbubble during sonication. This is on the contrary to common speculations that the nanotubes would be cut in tension, or by high-temperature chemical reactions in ultrasonication processes. The compressive fracture mechanism clarifies previously unexplainable diameter-dependent cutting of the SWCNTs under sonication.</P>
Power Distribution Network Modeling using Block-based Approach
Chew, Li Wern The Korean Microelectronics and Packaging Society 2013 마이크로전자 및 패키징학회지 Vol.20 No.4
A power distribution network (PDN) is a network that provides connection between the voltage source supply and the power/ground terminals of a microprocessor chip. It consists of a voltage regulator module, a printed circuit board, a package substrate, a microprocessor chip as well as decoupling capacitors. For power integrity analysis, the board and package layouts have to be transformed into an electrical network of resistor, inductor and capacitor components which may be expressed using the S-parameters models. This modeling process generally takes from several hours up to a few days for a complete board or package layout. When the board and package layouts change, they need to be re-extracted and the S-parameters models also need to be re-generated for power integrity assessment. This not only consumes a lot of resources such as time and manpower, the task of PDN modeling is also tedious and mundane. In this paper, a block-based PDN modeling is proposed. Here, the board or package layout is partitioned into sub-blocks and each of them is modeled independently. In the event of a change in power rails routing, only the affected sub-blocks will be reextracted and re-modeled. Simulation results show that the proposed block-based PDN modeling not only can save at least 75% of processing time but it can, at the same time, keep the modeling accuracy on par with the traditional PDN modeling methodology.
Impact of Ballet Competitions on the Career of Ballet Students in the Klang Valley, Malaysia+
Chew Yee Hsuen,Premalatha Thiagarajan,Tan Chai Chen 무용역사기록학회 2022 무용역사기록학 Vol.66 No.-
This article examines how two ballet competitions influenced the decision of students in the Klang Valley to pursue ballet as a career. Although learning ballet is generally considered a leisure activity in Malaysia, a growing number of ballet competitions in the Klang Valley has influenced students to pursue ballet seriously as a discipline. Using ethnographic research by interviews and archival research, this essay analyzes how two ballet competitions have become commodified through branding strategies, dance competition categories, fees, and scholarships. My analysis of interviews with competition organizers, ballet school principals, ballet teachers, and students suggests that competition organizers commodify ballet competitions for economic opportunities. Nevertheless, the scholarships and opportunities offered by ballet competitions to prestigious ballet institutions overseas have encouraged students in the Klang Valley to pursue careers in ballet. As a result of participating in competitions, students have taken ballet training more seriously, resulting in a higher demand for coaching, thus generating greater capital flow into the ballet industry in Malaysia. Throughout this study, the importance of the intersection between dance and economy is highlighted.
Outward Foreign Direct Investment and Economic Growth: Evidence from Japan
CHEW GING LEE 연세대학교 동서문제연구원 2010 Global economic review Vol.39 No.3
This article aims at analysing the role of foreign direct investment (FDI) outflows in economic performance and the impact of economic growth on outward FDI with the data from Japan. Bivariate and multivariate Granger causality frameworks have been used in this study. The results suggest that the conclusion of bivariate framework may not be valid because it allows omission of important variables. The results of the multivariate framework show that there is a long-run positive unidirectional causality from outward FDI to gross domestic product (GDP) per capita. In the short-run, both per capita income and outward FDI do not allow Granger causality.
Criteria and Limitations for Power Rails Merging in a Power Distribution Network Design
Chew, Li Wern The Korean Microelectronics and Packaging Society 2013 마이크로전자 및 패키징학회지 Vol.20 No.4
Modern electronic devices such as tablets and smartphones are getting more powerful and efficient. The demand in feature sets, functionality and usability increase exponentially and this has posed a great challenge to the design of a power distribution network (PDN). Power rails merging is a popular option used today in a PDN design as numerous power rails are no longer feasible due to form factor limitation and cost constraint. In this paper, the criteria and limitations for power rails merging are discussed. Despite having all the advantages such as pin count reduction, decoupling capacitors sharing, lower impedance and cost saving, power rails merging can however, introduce coupling noise to the system. In view of this, a PDN design with power rails merging that fulfills design recommendations and specifications such as noise target, power well placement, voltage supply values as well as power supply quadrant assignment is extremely important.