Fiber Excess Length Difference between Floor and Bobbin Samples on Loose Tube Design, (9999)
Pan,W., Loehfelm,G., Iler,L., Akasaka,N., Yamanishi,T.
Fiber excess length is an important design factor in a loose tube cable, essential to the cable's optical and mechanical performance. It has been found that fiber excess length can change...
Observation of a Fractional Quantum Hall State at $\nu=1/4$ in a Wide GaAs Quantum Well (2008)
Luhman, D. R., Pan, W., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
We report the observation of an even-denominator fractional quantum Hall (FQH) state at $\nu=1/4$ in a high quality, wide GaAs quantum well. The sample has a quantum well width of 50 nm and an...
Experimental studies of the fractional quantum Hall effect in the first excited Landau level (2008)
Pan, W., Xia, J. S., Stormer, H. L., Tsui, D. C., Vicente, C., Adams, E. D., ...
We present a spectrum of experimental data on the fractional quantum Hall effect (FQHE) states in the first excited Landau level, obtained in an ultrahigh mobility two-dimensional electron system...
Surfactant-Mediated Growth Revisited (2007)
Meyerheim, H. L., Sander, D., Popescu, R., Pan, W., Popa, I., Kirschner, J.
Lai, K., Pan, W., Tsui, D. C., Lyon, S., Muhlberger, M., Schaffler, F.
In a high mobility two-dimensional electron system in Si, near the critical density, $n_c=0.32\times10^{11}$cm$^{-2}$, of the apparent metal-to-insulator transition, the conductivity displays a...
Resistance scaling for Composite Fermions in the presence of a density gradient (2006)
Pan, W., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
The magnetoresistance, Rxx, at even-denominator fractional fillings, of an ultra high quality two-dimensional electron system at T ~ 35 mK is observed to be strictly linear in magnetic field, B....
Valley splitting of Si/SiGe heterostructures in tilted magnetic fields (2006)
Lai, K., Lu, T. M., Pan, W., Tsui, D. C., Lyon, S., Liu, J., ...
We have investigated the valley splitting of two-dimensional electrons in high quality Si/Si$_{1-x}$Ge$_x$ heterostructures under tilted magnetic fields. For all the samples in our study, the valley...
Exotic electronic phases in the second Landau level (2006)
Csathy, G. A., Xia, J. S., Pan, W., Vicente, C. L., Adams, E. D., Sullivan, N. S., ...
Recent experiments have shown that two-dimensional electron systems with an externally applied magnetic field are an extremely rich ground for many-body physics. In particular, when only two of the...
Observation of Inter-Valley Gap Anomaly of Two Dimensional electrons in Silicon (2005)
Lai, K., Pan, W., Tsui, D. C., Lyon, S., Mühlberger, M., Schäffler, F.
We report here a systematic study of the energy gaps at the odd-integer quantum Hall states $\nu=3$ and 5 under tilted magnetic (B) fields in a high quality Si two-dimensional electron system. Out of...
Pan, W., Xia, J. S., Stormer, H. L., Tsui, D. C., Vicente, C. L., Adams, E. D., ...
We have observed quantization of the diagonal resistance, R_xx, at the edges of several quantum Hall states. Each quantized R_xx value is close to the difference between the two adjacent Hall...
Lai, K., Ye, P. D., Pan, W., Tsui, D. C., Lyon, S. A., Muhlberger, M., ...
Metal-oxide-semiconductor field-effect transistors (MOSFET's) using atomic-layer-deposited (ALD) Al$_2$O$_3$ as the gate dielectric are fabricated on the Si/Si$_{1-x}$Ge$_x$ heterostructures. The...
Lai, K., Pan, W., Tsui, D. C., Lyon, S. A., Muhlberger, M., Schaffler, F.
The apparent metal-insulator transition is observed in a high quality two-dimensional electron system (2DES) in the strained Si quantum well of a Si/Si_{1-x}Ge_x heterostructure with mobility \mu=1.9...
Verfahren zum Laserbohren, insbesondere unter Verwendung einer Lochmaske (2005)
Steur, H. De, Mayer, H., Maerten, O., Overmann, C., Pan, W., Roelants, E., ...
US2003047544 A UPAB: 20030903 NOVELTY - The board (6) is drilled by irradiating pulsed laser beam (2) from a laser (1) through a perforated metallic mask layer(8), by wobbling the laser beam such...
Stress and structure of c(2×2) and p2gg(4×2) Mn/Cu(001) surface alloys (2005)
Pan, W., Popescu, R., Meyerheim, H.L., Sander, D., Robach, O., Ferrer, S., ...
Barzi, F., Patel, A., Woodward, M., Lawes, C. M. M., Ohkubo, T., Gu, D., ...
PURPOSE: Many guidelines advocate measurement of total or low density lipoprotein cholesterol (LDL), high density lipoprotein cholesterol (HDL), and triglycerides (TG) to determine treatment...
K.D. Roberson, J.L. Kalbfleisch, W. Pan, R.A. Charbeneau
Distiller`s dried grains with solubles produced from corn as a co-product from ethanol production was fed at 0, 5, 10, or 15% of a corn-soybean meal diet to laying hens to determine if egg production...
K.D. Roberson, J.L. Kalbfleisch, W. Pan, T.J. Applegate, D.S. Rosenstein
This study evaluated the effects of wheat bran phytase or a commercially available phytase (Natuphos® 600) on growth performance and skeletal integrity of toms and forms of litter phosphorus....
Pan, W., Csathy, G. A., Tsui, D. C., Pfeiffer, L. N., West, K. W.
We have observed in a low density two-dimensional hole system (2DHS) of extremely high quality (with hole density p=1.6x10^{10} cm^{-2} and mobility \mu=0.8x10^6 cm^2/Vs) that, as the 2DHS is...
Hysteresis in the quantum Hall regimes in electron double quantum well structures (2004)
Pan, W., Reno, J. L., Simmons, J. A.
We present in this paper experimental results on the transport hysteresis in electron double quantum well structures. Exploring the measurement technique of fixing the magnetic field and sweeping a...
Xia, J. S., Pan, W., Vincente, C. L., Adams, E. D., Sullivan, N. S., Stormer, H. L., ...
At a very low temperature of 9mK, electrons in the 2nd Landau level of an extremely high mobility two-dimensional electron system exhibit a very complex electronic behavior. With varying filling...
The Two-flux Composite Fermion Series of Fractional Quantum Hall States in Strained Si (2004)
Lai, K., Pan, W., Tsui, D. C., Lyon, S., Muhlberger, M., Schaffler, F.
Magnetotransport properties are investigated in a high-mobility two-dimensional electron system in the strained Si quantum well of a (100) Si_0.75Ge_0.25/Si/Si_0.75Ge_0.25 heterostructure, at...
Reversible H-induced switching of the magnetic easy axis in Ni/Cu(001) thin films (2004)
Sander, D., Pan, W., Ouazi, S., Kirschner, J., Meyer, W., Krause, M., ...
Pan, W., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
At low Landau level filling of a two-dimensional electron system, typically associated with the formation of an electron crystal, we observe local minima in Rxx at filling factors nu=2/11, 3/17,...
Fractional Quantum Hall Effect of Composite Fermions (2003)
Pan, W., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
In a GaAs/AlGaAs quantum well of electron density 1x10^{11} cm^{-2} we observe a fractional quantum Hall effect (FQHE) at filling factors nu=4/11, and 5/13, and weaker states at nu=6/17, 4/13, 5/17...
Density Induced Interchange of Anisotropy Axes at Half-Filled High Landau Levels (2002)
Zhu, J., Pan, W., Stormer, H. L., Pfeiffer, L. N., West, K. W.
We observe density induced 90$^{\circ}$ rotations of the anisotropy axes in transport measurements at half-filled high Landau levels in the two dimensional electron system, where stripe states are...
Pan, W., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
We study the \nu=5/2 even-denominator fractional quantum Hall effect (FQHE) over a wide range of magnetic (B) field in a heterojunction insulated gate field-effect transistor (HIGFET). The electron...
Highly Anisotropic Transport in the Integer Quantum Hall Effect (2001)
Pan, W., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
At very large tilt of the magnetic (B) field with respect to the plane of a two-dimensional electron system the transport in the integer quantum Hall regime at $\nu$ = 4, 6, and 8 becomes strongly...
Reorientation of Anisotropy in a Square Well Quantum Hall Sample (2000)
Pan, W., Jungwirth, T., Stormer, H. L., Tsui, D. C., MacDonald, A. H., Girvin, S. M., ...
We have measured magnetotransport at half-filled high Landau levels in a quantum well with two occupied electric subbands. We find resistivities that are {\em isotropic} in perpendicular magnetic...
Ishii, H., Gobe, G. C., Yoneyama, J., Pan, W., Kawakubo, Y., Satoh, Y., ...
Effective Mass of the Four Flux Composite Fermion at $\nu = 1/4$ (1999)
Pan, W., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., West, K. W.
We have measured the effective mass ($m^*$) of the four flux composite fermion at Landau level filling factor $\nu = 1/4$ ($^4$CF), using the activation energy gaps at the fractional quantum Hall...
On the Political Economy of Income Taxation (1999)
Marcus Berliant, Hideo Konishi, W. Pan, Michael Smart, But The
The literatures dealing with voting, optimal income taxation, and implementation are integrated here to address the problem of voting over income taxes. In contrast with previous articles, general...
Pan, W., Shvarts, V., Adams, E. D., Stormer, H. L., Tsui, D. C., ...
We report ultra-low temperature experiments on the obscure fractional quantum Hall effect (FQHE) at Landau level filling factor $\nu$=5/2 in a very high mobility specimen of $\mu=1.7 \times 10^7$...
Pan, W., Du, R. R., Stormer, H. L., Tsui, D. C., Pfeiffer, L. N., Baldwin, K. W., ...
We have investigated the influence of an increasing in-plane magnetic field on the states at half-filling of Landau levels ($\nu$ = 11/2, 9/2, 7/2, and 5/2) of a two-dimensional electron system. In...
Mass enhancement of two-dimensional electrons in thin-oxide Si-MOSFET's (1999)
Pan, W., Tsui, D. C., Draper, B. L.
We wish to report in this paper a study of the effective mass (m^*) in thin-oxide Si-metal-oxide-semiconductor field-effect-transistors, using the temperature dependence of the Shubnikov-de Haas...
Pan, W, Sussex Univ., Brighton (GB).
Thesis (Ph.D.)
Isolation of virus-neutralizing RNAs from a large pool of random sequences.
Pan, W, Craven, R C, Qiu, Q, Wilson, C B, Wills, J W, Golovine, S, ...
RNA and ribonuclease-resistant RNA analogs that bound and neutralized Rous sarcoma virus (RSV) were isolated from a large pool of random sequences by multiple cycles of in vitro selection using...
Pan, W, Ravot, E, Tolle, R, Frank, R, Mosbach, R, Türbachova, I, ...
The Plasmodium falciparum malaria parasite is the causative agent of malaria tropica. Merozoites, one of the extracellular developmental stages of this parasite, expose at their surface the merozoite...
The acrAB homolog of Haemophilus influenzae codes for a functional multidrug efflux pump.
Sánchez, L, Pan, W, Viñas, M, Nikaido, H
Disruption of gene HI0894 or HI0895 in Haemophilus influenzae Rd, homologs of Escherichia coli acrAB multidrug efflux genes, caused hypersusceptibility to erythromycin, rifampin, novobiocin, and dyes...
cisRED: a database system for genome-scale computational discovery of regulatory elements
Robertson, G., Bilenky, M., Lin, K., He, A., Yuen, W., Dagpinar, M., ...
We describe cisRED, a database for conserved regulatory elements that are identified and ranked by a genome-scale computational system (). The database and high-throughput predictive pipeline are...
Isolation of virus-neutralizing RNAs from a large pool of random sequences.
Pan, W, Craven, R C, Qiu, Q, Wilson, C B, Wills, J W, Golovine, S, ...
RNA and ribonuclease-resistant RNA analogs that bound and neutralized Rous sarcoma virus (RSV) were isolated from a large pool of random sequences by multiple cycles of in vitro selection using...
Pan, W, Ravot, E, Tolle, R, Frank, R, Mosbach, R, Türbachova, I, ...
The Plasmodium falciparum malaria parasite is the causative agent of malaria tropica. Merozoites, one of the extracellular developmental stages of this parasite, expose at their surface the merozoite...
The acrAB homolog of Haemophilus influenzae codes for a functional multidrug efflux pump.
Sánchez, L, Pan, W, Viñas, M, Nikaido, H
Disruption of gene HI0894 or HI0895 in Haemophilus influenzae Rd, homologs of Escherichia coli acrAB multidrug efflux genes, caused hypersusceptibility to erythromycin, rifampin, novobiocin, and dyes...
cisRED: a database system for genome-scale computational discovery of regulatory elements
Robertson, G., Bilenky, M., Lin, K., He, A., Yuen, W., Dagpinar, M., ...
We describe cisRED, a database for conserved regulatory elements that are identified and ranked by a genome-scale computational system (). The database and high-throughput predictive pipeline are...
A comparison of lipid variables as predictors of cardiovascular disease in the Asia Pacific Region
Barzi, F, Patel, A, Woodward, M, Lawes, CMM, Ohkubo, T, Gu, D, ...
PURPOSE: Many guidelines advocate measurement of total or low density lipoprotein cholesterol (LDL), high density lipoprotein cholesterol (HDL), and triglycerides (TG) to determine treatment...