Gu, X., Kim, Y. S., Kaiser, R. I., Mebel, A. M., Liang, M. C., Yung, Y. L.
For the last four decades, the role of polyynes such as diacetylene (HCCCCH) and triacetylene (HCCCCCCH) in the chemical evolution of the atmosphere of Saturn's moon Titan has been a subject of...
Feynman and Squeezed States (2009)
In 1971, Feynman et al. published a paper on hadronic mass spectra and transition rates based on the quark model. Their starting point was a Lorentz-invariant differential equation. This equation can...
QCD's Partner needed for Mass Spectra and Parton Structure Functions (2009)
As in the case of the hydrogen atom, bound-state wave functions are needed to generate hadronic spectra. For this purpose, in 1971, Feynman and his students wrote down a Lorentz-invariant harmonic...
Fundamental thickness limit of itinerant ferromagnetic SrRuO$_3$ thin films (2009)
Chang, Young Jun, Kim, Choong H., Kim, Y. S., Yu, J., Noh, T. W.
We report on a fundamental thickness limit of the itinerant ferromagnetic oxide SrRuO$_3$ that might arise from the orbital-selective quantum confinement effects. Experimentally, SrRuO$_3$ films...
Optical Activities as Computing Resources for Space-time Symmetries (2009)
It is known that optical activities can perform rotations. It is shown that the rotation, if modulated by attenuations, can perform symmetry operations of Wigner's little group which dictates the...
A Product-Service System Representation and Its Application in a Concept Design Scenario (2009)
Kim, Y. S., Wang, E., Lee, S. W., Cho, Y. C.
Organised by: Cranfield University
Affordance Feature Reasoning in Some Home Appliances Products (2009)
Organised by: Cranfield University
Possible Minkowskian Language in Two-level Systems (2008)
One hundred years ago, in 1908, Hermann Minkowski completed his proof that Maxwell's equations are covariant under Lorentz transformations. During this process, he introduced a four-dimensional space...
Podophyllotoxin production via cell and adventitious root cultures of Podophyllum peltatum (2008)
V. R. Anbazhagan, C. H. Ahn, E. Harada, Y. S. Kim, Y. E. Choi
Podophyllum peltatum is an important medicinal plant that produces podophyllotoxin (PTOX) with anti-cancer properties. We established the embryogenic cell and adventitious root culture systems in P....
ABCD Matrices as Similarity Transformations of Wigner Matrices and Periodic Systems in Optics (2008)
The beam transfer matrix, often called the $ABCD$ matrix, is a two-by-two matrix with unit determinant, and with three independent parameters. It is noted that this matrix cannot always be...
Can the quark model be relativistic enough to include the parton model? (2008)
Since quarks are regarded as the most fundamental particles which constitute hadrons that we observe in the real world, there are many theories about how many of them are needed and what quantum...
Shin, S.H., Lee, S.H., Kim, Y.S., Heo, J.H., Bae, D.I., Hong, S.H., ...
Cell transistor and data retention time characteristics were studied in 90 nm design rule 512M-bit DRAM, for the first time. And, the characteristics of cell transistor are investigated for different...
Na, H.S., Kong, J.P., Kim, Y.S., Kang, C.Y.
The alloying effects on the electronic structures of Zinc are investigated using the relativistic $DV-X{\alpha}molecular$ orbital method in order to obtain useful information for alloy design. A new...
PLS RF System Operation during the Commissioning (2007)
Kwon Yu Park, The Pohang, M. Kwon, I. H. Yu, H. J. Park, D. H. Han, ...
The storage ring of the Pohang Light Source(PLS) is designed to store 100s mA of 2 GeV electrons injected from the full energy linear accelerator. To compensate for the synchrotron radiation loss...
Surface versus bulk characterization of the electronic inhomogeneity in a VO_{2} film (2007)
Chang, Y. J., Yang, J. S., Kim, Y. S., Kim, D. H., Noh, T. W., ...
We investigated the inhomogeneous electronic properties at the surface and interior of VO_{2} thin films that exhibit a strong first-order metal-insulator transition (MIT). Using the crystal...
Observation of inhomogeneous domain nucleation in epitaxial Pb(Zr,Ti)O3 capacitors (2007)
Kim, D. J., Jo, J. Y., Kim, T. H., Yang, S. M., Chen, B., Kim, Y. S., ...
We investigated domain nucleation process in epitaxial Pb(Zr,Ti)O3 capacitors under a modified piezoresponse force microscope. We obtained domain evolution images during polarization switching...
MacLean, A.J., Kemp, Alan*, Kim, Y.S., Kim, K.S., Kim, T., Dawson, Martin D.*, ...
Semiconductor disk lasers have been shown to be a versatile laser technology providing tunable high power operation and good beam quality at wavelengths from 670nm to 2.3pim [1-2]. The addition of a...
MacLean, A.J., Kemp, Alan, Kim, Y.S., Kim, K.S., Kim, T., Dawson, Martin D., ...
Semiconductor disk lasers have been shown to be a versatile laser technology providing tunable high power operation and good beam quality at wavelengths from 670nm to 2.3pim [1-2]. The addition of a...
MacLean, A.J., Kemp, Alan, Kim, Y.S., Kim, K.S., Kim, T., Dawson, Martin D., ...
Semiconductor disk lasers have been shown to be a versatile laser technology providing tunable high power operation and good beam quality at wavelengths from 670nm to 2.3pim [1-2]. The addition of a...
Lafferty, W. J., Perrin, A., Beckers, Helmut, Kim, Y. S., Willner, H.
Author Institution: Optical Technology Division, NIST Gaithersburg, MD 20899, USA; Laboratoire Inter Universitaire des Systemes Atmospheriques,; CNRS, Universites Paris 12 et 7, 61 Av du General de...
Determination of the neutron fluence spectra in the neutron therapy room of KIRAMS (2007)
Kim, B. H., Kim, J. S., Kim, J. L., Kim, Y. S., Yang, T. G., Lee, M. Y.
High energy proton induced neutron fluence spectra were determined at the Korea Institute of Radiological and Medical Sciences (KIRAMS) using an extended Bonner Sphere (BS) set from the Korea Atomic...
Coupled oscillators and Feynman's three papers (2006)
According to Richard Feynman, the adventure of our science of physics is a perpetual attempt to recognize that the different aspects of nature are really different aspects of the same thing. It is...
Can you do quantum mechanics without Einstein? (2006)
The present form of quantum mechanics is based on the Copenhagen school of interpretation. Einstein did not belong to the Copenhagen school, because he did not believe in probabilistic interpretation...
Hwang,I.K., Kim,D.W., Jeong,S.J., ...
Over the last decades, the incidence of ultraviolet B (UVB)-related skin problems has been increasing. Damages induced by UVB radiation are related to mutations that occur as a result of direct DNA...
Grunlan, J. C., Liu, L, Kim, Y. S.
Poly(acrylic acid) is shown to control the level of SWNT dispersion in aqueous mixtures and the state of dispersion in a solid composite. At low pH, PAA-stabilized suspensions containing 0.1 wt %...
MCA V-mean and the arterial lactate-to-pyruvate ratio correlate during rhythmic handgrip (2006)
Rasmussen, P., Plomgaard, P., Krogh-Madsen, R., Kim, Y.S., Lieshout, J.J. Van, Secher, N.H., ...
Regulation of cerebral blood flow during physiological activation including exercise remains unknown but may be related to the arterial lactate-topyruvate (L/P) ratio. We evaluated whether an...
Krediet, C.T.P., Lieshout, J.J. Van, Bogert, L.W.J., Immink, R.V., Kim, Y.S., Wieling, W.
Vasovagal syncope is the most common cause of transient loss of consciousness, and recurrent vasovagal fainting has a profound impact on quality of life. Physical countermaneuvers are applied as a...
Field-effect mobility anisotropy in PDA-PTS single crystals (2005)
Lee, J. Y., Aleshin, A. N., Kim, D. W., Lee, H. J., Kim, Y. S., Wegner, Gerhard, ...
Field-effect mobility anisotropy in PDA-PTS single crystals (2005)
Lee, J. Y., Aleshin, A. N., Kim, D. W., Lee, H. J., Kim, Y. S., Wegner, G., ...
Occurrence of c-kit plus tumor cells in hepatitis B virus-associated hepatocellular carcinoma (2005)
Lee, E. S., Han, E. M., Kim, Y. S., Shin, B. K., Kim, C. H., Kim, H. K., ...
Progenitor cells, termed oval cells, are involved in the pathogenesis of hepatocellular carcinoma (HCC) in animal models. By immunolabeling for c-kit and CD34 in human hepatitis B virus-associated...
Occurrence of c-kit plus tumor cells in hepatitis B virus-associated hepatocellular carcinoma (2005)
Lee, E. S., Han, E. M., Kim, Y. S., Shin, B. K., Kim, C. H., Kim, H. K., ...
Progenitor cells, termed oval cells, are involved in the pathogenesis of hepatocellular carcinoma (HCC) in animal models. By immunolabeling for c-kit and CD34 in human hepatitis B virus-associated...
Occurrence of c-kit plus tumor cells in hepatitis B virus-associated hepatocellular carcinoma (2005)
Lee, E. S., Han, E. M., Kim, Y. S., Shin, B. K., Kim, C. H., Kim, H. K., ...
Progenitor cells, termed oval cells, are involved in the pathogenesis of hepatocellular carcinoma (HCC) in animal models. By immunolabeling for c-kit and CD34 in human hepatitis B virus-associated...
WI, S. G., SINGH, A. P., LEE, K. H., KIM, Y. S.
• Backgrounds and Aims Information on the micro-distribution of lignin within the middle lamella is only just beginning to emerge. This paper provides evidence of marked heterogeneity in the...
WI, S. G., SINGH, A. P., LEE, K. H., KIM, Y. S.
• Backgrounds and Aims Information on the micro-distribution of lignin within the middle lamella is only just beginning to emerge. This paper provides evidence of marked heterogeneity in the...
WI, S. G., SINGH, A. P., LEE, K. H., KIM, Y. S.
• Backgrounds and Aims Information on the micro-distribution of lignin within the middle lamella is only just beginning to emerge. This paper provides evidence of marked heterogeneity in the...
Kim, Y S, Cheon, K A, Kim, B N, Chang, S A, Yoo, H J, Kim, J W, ...
In order to develop a structured and objective diagnostic instrument, authors completed: (1) the translation and back translation of the Korean version of the Kiddie-Schedule for Affective Disorders...
Rotations associated with Lorentz boosts (2004)
It is possible to associate two angles with two successive non-collinear Lorentz boosts. If one boost is applied after the initial boost, the result is the final boost preceded by a rotation called...
Wigner's Spins, Feynman's Partons, and Their Common Ground (2002)
The connection between spin and symmetry was established by Wigner in his 1939 paper on the Poincar\'e group. For a massive particle at rest, the little group is O(3) from which the concept of spin...
Central venous catheter-related Rhodotorula rubra fungemia (2002)
With the increased use of indwelling central venous catheters, increasing numbers of cases of Rhodotorula fungemia have been observed in patients with neoplasia and neutropenia. In most patients with...
Wigner Rotations in Laser Cavities (2001)
The Wigner rotation is a key word in many branches of physics, chemistry and engineering sciences. It is a group theoretical effect resulting from two Lorentz boosts. The net effect is one boost...
Traditionally, intake noise from internal combustion engine has not received much attention compared to exhaust noise. But nowadays, the intake noise is a major contributing factor to automotive...
Chae, J. J., Kim, S. H., Hong, S. S., Kim, Y. S., Namkoong, Y., Park, Y. B., ...
Human Biology - Volume 73, Number 1, February 2001
International Workshop on Lorentz Group, CPT and Neutrinos (1999)
Chubykalo, A E, Dvoeglazov, V V, Ernst, D J, Kadyshevskij, V G, Kim, Y S
Mucin gene and antigen expression in biliopancreatic carcinogenesis (1999)
Kim, Y. S., Gum, J. R., Crawley, S. C., Deng, G., Ho, J. J. L.
Mucins are high molecular weight glycoproteins which are heavily glycosylated with many carbohydrate side chains. In epithelial cancers such as biliopancreatic cancer, both quantitative and...
Woo, J. C., Kim, W. S., Ko, H. S., Leem, Y. A., Kim, Y. S., Kim, D. S., ...
In Zeeman spectra of a GaAs-AlGaAs quantum wire array with superlattice period lp, the zero-field shift is found to increase in steps of (2 pi hbar/ e)lp^{-2} at the cyclotron radius Rc ~lp, lp/2,...
Squeezed States as Representations of Symplectic Groups (1998)
It is shown that the SU(1,1)-like and SU(2)-like two-photon coherent states can be combined to form a O(3,2)-like two-photon states. Since the O(3,2) group has many subgroups, there are also many new...
Neutrino Polarization as a Consequence of Gauge Invariance (1996)
It is pointed out that there are gauge-dependent and gauge-independent spinors within the little-group framework for internal space-time symmetries of massless particles. It is shown that two of the...
Negative Volume to Machining Process Methods Mapping for CAD/CAPP Integration (1995)
D. M. Gaines, C. C. Hayes, Y. S. Kim
A mapping method, called Volume-to-Methods Mapper, was developed to generate machining process methods for negative feature volumes which is recognized from the boundary information of the part using...
Delayed annihilation of antiprotons in helium gas (1993)
Nakamura, S N, Hayano, R S, Iwasaki, M, Shigaki, K, Widmann, E, Yamazaki, T, ...
A naturally occurring trap for antiprotons (1993)
Eades, John, Morita, N, Ito, T M, Ito, Y, Kawachi, A, Nakamura, S N, ...
Survival of antiprotons in helium media: an unusual antiprotonic atom/molecule (1992)
Yamazaki, T, Widmann, E, Hayano, R S, Iwasaki, M, Nakamura, S N, Shigaki, K, ...
Phonon-dislocation interaction in deformed lithium fluoride (1989)
Yang, In-Sang, Anderson, A. C., Kim, Y. S., Cotts, E. J.
The thermal conductivity has been measured over the temperature range 0.06–6 K for a LiF crystal before and after deformation by compression in which all possible dislocation-slip planes were...
Jung, J. W., An, J. H., Na, K. B., Kim, Y. S., Lee, W.
The active sites and substrate bindings of Rhizobium trifolii molonyl-CoA synthetase (MCS) catalyzing the malonyl-CoA formation from malonate and CoA have been determined based on NMR spectroscopy,...
Seasonal variation in carbon monoxide poisoning in urban Korea.
Seasonal variation in carbon monoxide (CO) poisoning during 1969-78 was examined using the monthly hospital admissions and environmental weather data from Seoul, Korea. The results showed that there...
Xu, W, Soga, S, Beebe, K, Lee, M-J, Kim, Y S, Trepel, J, ...
The mature epidermal growth factor receptor (EGFR) neither associates with nor requires the molecular chaperone heat-shock protein 90 (Hsp90). Mutations in EGFR exons 18, 19, and 21 confer Hsp90...
Deng, G, Peng, E, Gum, J, Terdiman, J, Sleisenger, M, Kim, Y S
Microsatellite instability is present in over 80% of the hereditary non-polyposis colorectal carcinoma and about 15–20% of the sporadic cancer. Microsatellite instability is caused by the...