R. Liang

Publication List Details

Period

1986 - 2009

Number

107

Co-Authors

Detection of the Unusual Magnetic Orders in the Pseudogap Region of a High-Temperature Superconducting YBa2Cu3O6.6 Crystal by Muon-Spin Relaxation (2009)

Sonier, J. E., Pacradouni, V., Sabok-Sayr, S. A., Hardy, W. N., Bonn, D. A., Liang, R., ...

We present muon spin relaxation measurements on a large YBa2Cu3O6.6 single crystal in which two kinds of unusual magnetic order have been detected in the pseudogap region by neutron scattering. A...

Magnetic field resonantly enhanced free spins in underdoped YBa$_{2}$Cu$_{3}$O$_{6+x}$ (2009)

Stock, C., Buyers, W. J. L., Rule, K. C., Liang, R., Bonn, D., ...

Using neutron scattering, we investigate the effect of a magnetic field on the static and dynamic spin response in heavily underdoped superconducting YBa$_{2}$Cu$_{3}$O$_{6+x}$ (YBCO$_{6+x}$) with...

Magnetic field resonantly enhanced free spins in heavily underdoped YBa2Cu3O6+x (2009)

Stock, C, Buyers, WJL, Rule, KC, Chung, JH, Liang, R, Bonn, D, ...

Using neutron scattering, we investigate the effect of a magnetic field on the static and dynamic spin response in heavily underdoped superconducting YBa2Cu3O6+x (YBCO6+x) with x=0.33 (T-c=8 K) and...

Raman study of Twin Free YBa$_2$Cu$_3$O$_{6.5}$ (Ortho-II) Single Crystals (2008)

Iliev, M. N., Hadjiev, V. G., Jandl, S., Boeuf, D. Le, Popov, V. N., Bonn, D., ...

The polarized Raman scattering spectra from freshly cleaved $ab$, $ac$, and $bc$ surfaces of high quality twin free YBa$_2$Cu$_3$O$_{6.5}$ (Ortho-II) single crystals ($T_c$=57.5 K and $\Delta T =...

Spin dynamics near the critical doping in weakly-superconducting underdoped YBa2Cu3O6.35 (Tc=18K) (2008)

Stock, C., Buyers, W. J. L., Yamani, Z., Tun, Z., Birgeneau, R. J., Liang, R., ...

Using neutron scattering we have determined the magnetic structure and fluctuations in the YBa2Cu3O6.35 superconductor (Tc=18 K). The long-range ordered collinear spins of the insulating...

Controlling the self-doping of YBa2C3O7-d polar surfaces: From Fermi surface to nodal Fermi arcs by ARPES (2008)

Hossain, M. A., Mottershead, J. D. F., Bostwick, A., McChesney, J. L., Rotenberg, E., Liang, R., ...

The discovery of quantum oscillations in the normal-state electrical resistivity of YBa2Cu3O6.5 provides the first evidence for the existence of Fermi surface (FS) pockets in an underdoped cuprate....

Inhomogeneous Magnetic-Field Response of YBa2Cu3Oy and La2-xSrxCuO4 Persisting above the Bulk Superconducting Transition Temperature (2008)

Sonier, J. E., Ilton, M., Pacradouni, V., Kaiser, C. V., Sabok-Sayr, S. A., Ando, Y., ...

We report that in YBa2Cu3Oy and La2-xSrxCuO4 there is a spatially inhomogeneous response to magnetic field for temperatures T extending well above the bulk superconducting transition temperature Tc....

Polar Kerr-Effect Measurements of the High-Temperature YBa2Cu3O6+x Superconductor: Evidence for Broken Symmetry near the Pseudogap Temperature (2008)

Xia, Jing, Schemm, Elizabeth, Deutscher, G., Kivelson, S.A., Bonn, D.A., Hardy, W.N., ...

The polar Kerr effect in the high-Tc superconductor YBa2Cu3O6+x was measured at zero magnetic field with high precision using a cyogenic Sagnac fiber interferometer. We observed nonzero Kerr...

Quantum phase transitions in magnetism and superconductivity: Emergent spin topology seen with neutrons (2008)

Buyers, WJL, Stock, C, Yamani, Z, Birgeneau, RJ, Liang, R, Bonn, D, ...

Magnetic spins and charges interact strongly in high-temperature superconductors. New physics emerges as layers of copper oxide are tuned towards the boundary of the superconducting (SC) phase. As...

de Haas-van Alphen oscillations in the underdoped cuprate YBa$_2$Cu$_3$O$_{6.5}$ (2007)

Jaudet, C., Vignolles, D., Audouard, A., Levallois, J., LeBoeuf, D., Doiron-Leyraud, N., ...

The de Haas-van Alphen effect was observed in the underdoped cuprate YBa$_2$Cu$_3$O$_{6.5}$ via a torque technique in pulsed magnetic fields up to 59 T. Above an irreversibility field of $\sim$30 T,...

Polar Kerr Effect Measurements of YBa2Cu3O6+x: Evidence for Broken Symmetry Near the Pseudogap Temperature (2007)

Xia, Jing, Schemm, Elizabeth, Deutscher, G., Kivelson, S. A., Bonn, D. A., Hardy, W. N., ...

Polar Kerr effect in the high-Tc superconductor \YBCO was measured at zero magnetic field with high precision using a cyogenic Sagnac fiber interferometer. We observed non-zero Kerr rotations of...

Spin-glass state of vortices in YBa2Cu3Oy and La2-xSrxCuO4 below the metal-to-insulator crossover (2007)

Sonier, J. E., Callaghan, F. D., Ando, Y., Kiefl, R. F., Brewer, J. H., Kaiser, C. V., ...

Highly disordered magnetism confined to individual weakly interacting vortices is detected by muon spin rotation in two different families of high-transition-temperature superconductors, but only in...

Hole doping dependences of the magnetic penetration depth and vortex core size in YBa2Cu3Oy: Evidence for stripe correlations near 1/8 hole doping (2007)

Sonier, J. E., Sabok-Sayr, S. A., Callaghan, F. D., Kaiser, C. V., Pacradouni, V., Brewer, J. H., ...

We report on muon spin rotation measurements of the internal magnetic field distribution n(B) in the vortex solid phase of YBa2Cu3Oy (YBCO) single crystals, from which we have simultaneously...

Antiferromagnetic correlations near the lower edge of superconducting dome in YBCO6+x (2007)

Yamani, Z., Buyers, W. J. L., Wang, F., Liang, R., Bonn, D., ...

Neutron scattering from high-quality YBCO6.334 single crystals with a T$_c$ of 8.4 K shows that there is no coexistence with long-range antiferromagnetic order at this very low, near-critical doping...

Evidence for decay of spin-waves above the pseudogap in underdoped YBa2Cu3O6.35 (2007)

Stock, C., Cowley, R. A., Buyers, W. J. L., Coldea, R., Broholm, C., Frost, C. D., ...

The magnetic spectrum at high-energies in heavily underdoped YBa$_{2}$Cu$_{3}$O$_{6.35}$ (T$_{c}$=18 K) has been determined throughout the Brillouin zone. At low-energy the scattering forms a cone of...

Quantum phase transitions in magnetism and superconductivity: emergent spin topology seen with neutrons (2007)

Buyers, W. J. L., Stock, C., Yamani, Z., Birgeneau, R. J., Liang, R., Bonn, D., ...

Magnetic spins and charges interact strongly in high-temperature superconductors. New physics emerges as layers of copper oxide are tuned towards the boundary of the superconducting phase. As the...

Avoided Quantum Criticality in YBa_2Cu_3O_y and La_{2-x}Sr_xCuO_4 (2006)

Sonier, J. E., Callaghan, F. D., Ando, Y., Kiefl, R. F., Brewer, J. H., Kaiser, C. V., ...

Spin-glass magnetism confined to individual weakly interacting vortices is detected in two different families of high-transition-temperature (T_c) superconductors, but only in samples on the...

Tl2Ba2CuO6+d Brings Spectroscopic Probes Deep Into the Overdoped Regime of the High-Tc Cuprates (2006)

Peets, D. C., Mottershead, J. D. F., Wu, B., Elfimov, I. S., Liang, R., Hardy, W. N., ...

Single-particle spectroscopic probes, such as scanning tunneling and angle-resolved photoemission spectroscopy (ARPES), have provided us with crucial insights into the complex electronic structure of...

Nitrogen based magnetic semiconductors (2006)

Elfimov, I. S., Rusydi, A., Csiszar, S. I., Hu, Z., Hsieh, H. H., ...

We describe a possible pathway to new magnetic materials with no conventional magnetic elements present. The substitution of Nitrogen for Oxygen in simple non magnetic oxides leads to holes in N 2$p$...

Research on Cool Storage Time of a Phase Change Wallboard Room in the Summer (2006)

Feng, G., Liang, R., Li, G.

Through testing and analysis of the parameters of the indoor thermal property in a phase change wallboard room and an ordinary room, the effects of using phase change wallboards on indoor temperature...

State-of-the-Art and Outlook: Thermal Properties of Phase Change Wallboard Rooms (2006)

Feng, G., Liang, R., Li, G.

Phase change energy storage (PCES) has become more and more important in air conditioning and construction energy conservation, and has also become the focus of international research. This paper...

Research on Cool Storage Time of a Phase Change Wallboard Room in the Summer (2006)

Feng, G., Liang, R., Li, G.

Through testing and analysis of the parameters of the indoor thermal property in a phase change wallboard room and an ordinary room, the effects of using phase change wallboards on indoor temperature...

State-of-the-Art and Outlook: Thermal Properties of Phase Change Wallboard Rooms (2006)

Feng, G., Liang, R., Li, G.

Phase change energy storage (PCES) has become more and more important in air conditioning and construction energy conservation, and has also become the focus of international research. This paper...

Methylation of INK4 and CIP/KIP families of cyclin-dependent kinase inhibitor in chronic lymphocytic leukaemia in Chinese patients (2006)

Chim, CS, Fung, TK, Wong, KF, Lau, JS, Law, M, Liang, R

BACKGROUND: INK4 (p15, p16, p18 and p19) and CIP/KIP (p21, p27 and p57) are two families of cyclin-dependent kinase inhibitors (CKI) targeting CDK4/6 and CDK2, respectively. AIM: To study the role of...

Doping Dependence of the muSR Lineshape in YBa_{2}Cu_{3}O_{y} Crystals: Strong Evidence for y = 6.0 Antiferromagnetism in the Vortex Cores of y = 6.50 (2005)

Sonier, J. E., Callaghan, F. D., Brewer, J. H., Hardy, W. N., Bonn, D. A., Liang, R.

This paper has been withdrawn by the authors, because of results obtained from a more exhaustive study of both YBa_2Cu_3O_y and La_{2-x}Sr_xCuO_4 (see cond-mat/0610051).

Central mode and spin confinement near the boundary of the superconducting phase in YBa2Cu3O6.353 (Tc=18 K) (2005)

Stock, C., Buyers, W. J. L., Yamani, Z., Broholm, C., Tun, Z., ...

We have mapped the neutron scattering spin spectrum at low-energies in YBa2Cu3O6.353 (Tc=18 K) where the doping ~0.06 is near the critical value (pc=0.055) for superconductivity. No coexistence with...

Clinicopathologic features and treatment outcome of mature T-cell and natural killer-cell lymphomas diagnosed according to the World Health Organization classification scheme: a single center experience of 10 years (2005)

Choy, C., Loong, F., Lie, A. K. W., ...

Background: Data on mature T-cell and natural killer (NK)-cell lymphomas diagnosed with the World Health Organization (WHO) classification scheme are scarce. They are regarded to be more common in...

On the Error Analysis of Single-Channel Free-Access Collision Resolution Algorithm (2004)

Liang, R., Tan, H.

Future wireless ATM networks proposed for providing OC-3 and above data rates generally employ demand assigned multiple-access protocols over time division multiplexed channels.

On throughput analysis of the Mars In-situ ARQ Protocol (2004)

Liang, R., Kwan, B., Florens, C.

In this paper, an analytical framework for modeling the COP-1 protocol is presented for both AWGN channels along with bursty fading channels.

From incommensurate to dispersive spin-fluctuations: The high-energy inelastic spectrum in superconducting YBa2Cu3O6.5 (2004)

Stock, C., Buyers, W. J. L., Cowley, R. A., Clegg, P. S., Coldea, R., Frost, C. D., ...

We have investigated the spin fluctuations at energy transfers up to ~110 meV, well above the resonance energy (33 meV) in the YBa2Cu3O6.5 ortho-II superconductor using neutron time-of-flight and...

Zooming-in on the charge ordering in YBa2Cu3O6.5 (2004)

Feng, D. L., Rusydi, A., Abbamonte, P., Venema, L., Elfimov, I., Liang, R., ...

We report direct evidence of charge/orbital ordering of low energy electronic states of $Cu$ in YBa$_2$Cu$_3$O$_{6+x}$ ortho-II phase in both the $CuO_3$ chain and the CuO$_2$ plane. Huge enhancement...

Coherence, incoherence and scaling along the c axis of YBa_2Cu_3O_{6+x} (2003)

Homes, C. C., Dordevic, S. V., Bonn, D. A., Liang, R., Hardy, W. N., Timusk, T.

The optical properties of single crystals of YBa_2Cu_3O_{6+x} have been examined along the c axis above and below the critical temperature (T_c) for a wide range of oxygen dopings. The temperature...

Cu NMR Study of Detwinned Single Crystals of Ortho--II YBCO6.5 (2003)

Yamani, Z., MacFarlane, W. A., Statt, B. W., Bonn, D., Liang, R., Hardy, W. N.

Copper NMR has been used as a local probe of the oxygen ordering in Ortho--II YBa2Cu3O6.5 crystals grown in BaZrO3 crucibles. Line assignments have been made to each of the expected...

Dynamic Stripes and Resonance in the Superconducting and Normal Phases of YBa2Cu3O6.5 Ortho-II Superconductor (2003)

Stock, C., Buyers, W. J. L., Liang, R., Peets, D., Tun, Z., Bonn, D., ...

We describe the relation between spin fluctuations and superconductivity in a highly-ordered sample of YBaCu3O6.5 using both polarized and unpolarized neutron inelastic scattering. The spin...

Doping dependence of superconducting gap in YBa_2Cu_3O_y from universal heat transport (2003)

Sutherland, Mike, Hawthorn, D. G., Hill, R. W., Ronning, F., Wakimoto, S., Zhang, H., ...

Thermal transport in the T -> 0 limit was measured as a function of doping in high-quality single crystals of the cuprate superconductor YBa_2Cu_3O_y. The residual linear term kappa_0/T is found to...

Autologous stem cell transplantation for nasal NK/T-cell lymphoma: a progress report on its value (2003)

Au, W. Y., Lie, A. K. W., Liang, R., Cheung, M. M. C., ...

Nasal NK/T-cell lymphoma is an Epstein–Barr virus-related, highly aggressive but localized disease in Orientals. The median survival is

Arsenic trioxide in comparison with chemotherapy and bone marrow transplantation for the treatment of relapsed acute promyelocytic leukaemia (2003)

Au, W. Y., Lie, A. K. W., Chim, C. S., Liang, R., Ma, S. K., Chan, C. H., ...

Background: The best overall treatment strategy for patients with acute promyelocytic leukaemia (APL) in relapse with chemotherapy, bone marrow transplantation (BMT) or arsenic trioxide (As2O3) based...

Hole concentration and phonon renormalization in Ca-doped YBa_2Cu_3O_y (6.76 < y < 7.00) (2002)

Hewitt, K. C., Chen, X. K., Roch, C., Chrzanowski, J., Irwin, J. C., Altendorf, E. H., ...

In order to access the overdoped regime of the YBa_2Cu_3O_y phase diagram, 2% Ca is substituted for Y in YBa_2Cu_3O_y (y = 7.00,6.93,6.88,6.76). Raman scattering studies have been carried out on...

The high-field phase diagram of the cuprates derived from the Nernst effect (2002)

Wang, Yayu, Ong, N. P., Xu, Z. A., Kakeshita, T., Uchida, S., Bonn, D. A., ...

Measurements of the Nernst signal in the vortex-liquid state of the cuprates to high fields (33 T) reveal that vorticity extends to very high fields even close to the zero-field critical temperature...

Neutron scattering search for static magnetism in oxygen ordered YBa2Cu3O6.5 (2002)

Stock, C., Buyers, W. J. L., Tun, Z., Liang, R., Peets, D., Bonn, D., ...

We present elastic and inelastic neutron scattering results on highly oxygen ordered YBa2Cu3O6.5 ortho-II. We find no evidence for the presence of ordered magnetic moments to a sensitivity of 0.003...

Resolution of chronic hepatitis B and anti-HBs seroconversion in humans by adoptive transfer of immunity to hepatitis B core antigen (2002)

Lau, G.K.K., Suri, D., Liang, R., Rigopoulou, E.I., Thomas, M.G., Mullerova, I., ...

Background & aims: Impaired T-cell reactivity is believed to be the dominant cause of chronic hepatitis B virus (HBV) infection. We characterized HBV-specific T-cell responses in chronic hepatitis B...

Evidence for Static Magnetism in the Vortex Cores of Ortho-II YBa$_2$Cu$_3$O$_{6.50}$ (2001)

Miller, R. I., Kiefl, R. F., Brewer, J. H., Sonier, J. E., Chakhalian, J., Dunsiger, S., ...

Evidence for static alternating magnetic fields in the vortex cores of underdoped YBa$_2$Cu$_3$O$_{6+x}$ is reported. Muon spin rotation measurements of the internal magnetic field distribution of...

Correlations Between Charge Ordering and Local Magnetic Fields in Overdoped YBa$_2$Cu$_3$O$_{6+x}$ (2001)

Sonier, J. E., Brewer, J. H., Kiefl, R. F., Heffner, R. H., Poon, K., Stubbs, S. L., ...

Zero-field muon spin relaxation (ZF-$\mu$SR) measurements were undertaken on under- and overdoped samples of superconducting YBa$_2$Cu$_3$O$_{6+x}$ to determine the origin of the weak static...

Superconducting Gap and Strong In-Plane Anisotropy in Untwinned YBa2Cu3O7-d (2001)

Lu, D. H., Feng, D. L., Armitage, N. P., Shen, K. M., Damascelli, A., Kim, C., ...

With significantly improved sample quality and instrumental resolution, we clearly identify in the (pi,0) ARPES spectra from YBa2Cu3O6.993, in the superconducting state, the long-sought...

Observation of the Transverse Optical Plasmon in SmLa0.8Sr0.2CuO4-d (2001)

Dulic, D., Pimenov, A., Broun, D. M., Kamal, S., Hardy, W. N., ...

We present microwave and infrared measurements on SmLa0.8Sr0.2CuO4-d, which are direct evidence for the existence of a transverse optical plasma mode, observed as a peak in the c-axis optical...

Giant enhancement of the thermal Hall conductivity \kappa_{xy} in the superconductor YBa_2Cu_3O_7 (2000)

Zhang, Y., Ong, N. P., Anderson, P. W., Bonn, D. A., Liang, R., Hardy, W. N.

In high-purity crystals of YBa_2Cu_3O_7, the quasiparticle (qp) lifetime \tau and the (weak-field) thermal Hall conductivity \kappa_{xy} undergo dramatic increases below 90K. We present a detailed...

Consistent patterns of allelic loss in natural killer cell lymphoma (2000)

Siu, LLP, Chan, V, Chan, JKC, Wong, KF, Liang, R, Kwong, YL

Natural killer (NK) cell lymphomas are a group of rare but highly aggressive malignancies. Clinically, they can be divided into nasal NK cell lymphomas, nonnasal NK cell lymphomas, and aggressive NK...

Genome sequence of Halobacterium species NRC-1 (2000)

Ng, W. V., Kennedy, S. P., Mahairas, G. G., Berquist, B., Pan, M., Shukla, H. D., ...

We report the complete sequence of an extreme halophile, Halobacterium sp. NRC-1, harboring a dynamic 2,571,010-bp genome containing 91 insertion sequences representing 12 families and organized into...

Melting and Dimensionality of the Vortex Lattice in Underdoped YBa2Cu3O6.60 (1999)

Sonier, J. E., Brewer, J. H., Kiefl, R. F., Bonn, D. A., Chakhalian, J., Dunsiger, S. R., ...

Muon spin rotation measurements of the magnetic field distribution in the vortex state of the oxygen deficient high-Tc superconductor YBa{2}Cu{3}O{6.60} reveal a vortex-lattice melting transition at...

Field Induced Reduction of the Low Temperature Superfluid Density in YBa2Cu3O6.95 (1999)

Sonier, J. E., Brewer, J. H., Kiefl, R. F., Morris, G. D., Miller, R. I., Bonn, D. A., ...

A novel high magnetic field (8 T) spectrometer for muon spin rotation has been used to measure the temperature dependence of the in-plane magnetic penetration depth in YBa2Cu3O6.95. At low H and low...

Oxygen Ordering Superstructures and Structural Phase Diagram of YBa_2Cu_3O_{6+x} Studied by Hard X-ray Diffraction (1999)

Zimmermann, M. V., Frello, T., Andersen, N. H., Madsen, J., Käll, M., Schmidt, O., ...

High energy x-ray diffraction is used to investigate the bulk oxygen ordering properties of YBa_2Cu_3O_{6+x}. Superstructures of Cu-O chains aligned along the b axis and ordered with periodicity ma,...

Specific Heat of Zn-Doped YBa_{2}Cu_3O_{6.95}: Possible Evidence for Kondo Screening in the Superconducting State (1999)

Sisson, D. L., Doettinger, S. G., Kapitulnik, A., Liang, R., Bonn, D. A., Hardy, W. N.

The magnetic field dependence of the specific heat of Zn-doped single crystals of YBa_{2}Cu_3O_{6.95} was measured between 2 and 10 K and up to 8 Tesla. Doping levels of 0, 0.15%, 0.31%, and 1% were...

Superstructure formation and the structural phase diagram of YBa§2Cu§3O§6§+§x. (1999)

Andersen, N.H., Zimmermann, M.von, Frello, T., Käll, M., Mönster, D., Lindgärd, P.A., ...

1st Euroconf.on Anomalous Complex Superconductors, Agia Pelagia, GR, September 26 - October 3, 1998

Expansion of the Vortex Cores in YBa2Cu3O6.95 at Low Magnetic Fields (1998)

Sonier, J. E., Kiefl, R. F., Brewer, J. H., Bonn, D., Dunsiger, S., Liang, R., ...

Muon spin rotation spectroscopy has been used to measure the effective size of the vortex cores in optimally doped YBa2Cu3O6.95 as a function of temperature and magnetic field deep in the...

c-axis electrodynamics of ybco (1998)

Hosseini, A., Kamal, S., Bonn, D. A., Liang, R., Hardy, W. N.

New measurements of surface impedance in ybco show that the c-axis penetration depth and conductivity below Tc exhibit behaviour different from that observed in the planes. The c-axis penetration...

A novel mutation of Arg306 of factor V gene in Hong Kong Chinese (1998)

Chan, WP, Lee, CK, Kwong, YL, Liang, R

We have analyzed 83 unrelated Hong Kong Chinese for the presence of genetic variants of factor V gene. Forty-three of them had a history of deep vein thrombosis. The DNA sequence variations of exons...

Recurrent isolated extramedullary relapses as granulocytic sarcomas following allogeneic bone marrow transplantation for acute myeloid leukemia (1998)

Au, WY, Chan, ACL, Lie, AKW, Chen, FE, Liang, R, Kwong, YL

Isolated extramedullary relapses as granulocytic sarcomas (GS) following allogeneic bone marrow transplantation (BMT) for acute myeloid leukemia (AML) are rare events. We describe three such patients...

Isolated extramedullary relapse after allogeneic bone marrow transplantation for chronic myeloid leukaemia (1998)

Au, WY, Chan, ACL, Lie, AKW, So, JCC, Liang, R, Kwong, YL

Relapse of chronic myeloid leukemia (CML) as extramedullary granulocytic sarcoma (GS) after allogeneic bone marrow transplantation (BMT) is a rare occurrence. We report two patients who developed...

Unique risk factors for bacteraemia in allogeneic bone marrow transplant recipients before and after engraftment (1998)

Yuen, KY, Woo, PCY, Hui, CH, Luk, WK, Chen, FE, Lie, AKW, ...

A study of the risk factors associated with bacteraemia in 191 allogeneic bone marrow transplant (BMT) recipients (1991-1996) was performed. In contrast to risk factors commonly cited for cancer...

Autologous bone marrow transplantation for primary nasal T/NK cell lymphoma (1997)

Liang, R, Chen, FE, Lee, CK, Kwong, YL, Chim, CS

Primary nasal T or NK cell lymphoma is rarely seen in the Western population but is more common in the Orientals. Although it often presents with localized disease, the prognosis is generally poor....

Hepatic events after bone marrow transplantation in patients with hepatitis B infection: a case controlled study (1997)

Lau, G, Liang, R, Chiu, EKW, Lee, CK, Lam, SK

Hepatitis B reactivation following chemotherapy withdrawal may result in hepatitis, hepatic failure and death. We studied the clinical outcome and the causes of hepatic events of hepatitis B surface...

Optical properties along the c axis of YBa_2Cu_3O_{6+x}, for x=0.50 -> 0.95: evolution of the pseudogap (1995)

Homes, C. C., Timusk, T., Bonn, D. A., Liang, R., Hardy, W. N.

The reflectance of high-quality, unpolished single crystals of YBa_2Cu_3O_{6+x}, for the doping range x=0.50 -> 0.95, has been measured with radiation polarized along the c axis from approx 50...

Optical phonons along the c axis of YBa_2Cu_3O_{6+x}, for x=0.5 -> 0.95 (1995)

Homes, C. C., Timusk, T., Bonn, D. A., Liang, R., Hardy, W. N.

The c-axis polarized phonon spectra of single crystals of YBCO_{6+x} have been measured for the doping range x=0.5 -> 0.95, between 10 K and 300 K. The low background electronic conductivity,...

Monitoring of leukocyte cytomegalovirus DNA in bone marrow transplant recipients by nested PCR (1995)

Yuen, KY, Lo, KF, Chiu, KW, Wong, SY, Lau, YL, Liang, R, ...

A nested PCR assay for the detection of human cytomegalovirus (CMV) DNA was evaluated by weekly monitoring of blood samples taken from 101 bone marrow transplant (BMT) recipients. When peripheral...

Absence of the second magnetic transition [T§N§2] in YBa§2Cu§3O§6§+§x. (1994)

Casalta, H., Schleger, P., Montfrooij, W., Lebech, B., Andersen, N.H., Brecht, E., ...

4th Internat.Conf.on Materials and Mechanisms of Superconductivity and High Temperature Superconductors, Grenoble, F, July 5-9, 1994

Dimensional measurement of surfaces and their sampling (1993)

Woo, T. C., Liang, R.

The number of the discrete samples for the dimensional measurement of machined surfaces and thier coordinates is investigated. Counter to intuition, there need not be quadratically more samples than...

Microwave determination of the quasiparticle scattering time in YBa2Cu3O6.95 (1993)

Bonn, D. A., Liang, R., Riseman, T. M., Baar, D. J., Morgan, D. C, Zhang, K., ...

We report microwave surface resistance (Rs) measurements on two very-high-quality YBa2Cu3O6.95 crystals which exhibit extremely low residual loss at 1.2 K (2-6 μΩ at 2 GHz), a broad, reproducible...

Microwave determination of the quasiparticle scattering time in YBa2Cu3O6.95 (1993)

Bonn, D. A., Liang, R., Riseman, T. M., Baar, D. J., Morgan, D. C, Zhang, K., ...

We report microwave surface resistance (Rs) measurements on two very-high-quality YBa2Cu3O6.95 crystals which exhibit extremely low residual loss at 1.2 K (2-6 μΩ at 2 GHz), a broad, reproducible...

Electricity from photovoltaic solar cells: Flat-Plate Solar Array Project final report. Volume VII: Module encapsulation (1986)

Cuddihy, E., Coulbert, C., Gupta, A., Liang, R.

The Flat-Plate Solar Array (FSA) Project, funded by the U.S. Government and managed by the Jet Propulsion Laboratory, was formed in 1975 to develop the module/array technology needed to attain...

Ceftazidime versus imipenem-cilastatin as initial monotherapy for febrile neutropenic patients.

Liang, R, Yung, R, Chiu, E, Chau, P Y, Chan, T K, Lam, W K, ...

One hundred febrile episodes in 89 neutropenic patients after cytotoxic chemotherapy were randomized to be treated with either ceftazidime or imipenem as initial monotherapy. The clinical...

Development of a gene cloning system for Streptomyces hygroscopicus subsp. yingchengensis, a producer of three useful antifungal compounds, by elimination of three barriers to DNA transfer.

Qin, Z, Peng, K, Zhou, X, Liang, R, Zhou, Q, Chen, H, ...

Streptomyces hygroscopicus 10-22 could not be transformed with any of the commonly used Streptomyces plasmid vectors and was resistant to plaque formation by the Streptomyces phages phi C31 and R4....

Monitoring of leukocyte cytomegalovirus DNA in bone marrow transplant recipients by nested PCR.

Yuen, K Y, Lo, S K, Chiu, E K, Wong, S S, Lau, Y L, Liang, R, ...

A nested PCR assay for the detection of human cytomegalovirus (CMV) DNA was evaluated by weekly monitoring of blood samples taken from 101 bone marrow transplant (BMT) recipients. When peripheral...

Persistence of hepatic hepatitis B virus after serological clearance of HBsAg with autologous peripheral stem cell transplantation.

Lau, G K, Wu, P C, Liang, R, Yuen, S T, Lim, W L

Delayed clearance of hepatitis B surface antigen was previously reported in a 38 year old woman after high dose chemotherapy with autologous peripheral blood stem cell rescue. Sixteen months later,...

Ceftazidime versus imipenem-cilastatin as initial monotherapy for febrile neutropenic patients.

Liang, R, Yung, R, Chiu, E, Chau, P Y, Chan, T K, Lam, W K, ...

One hundred febrile episodes in 89 neutropenic patients after cytotoxic chemotherapy were randomized to be treated with either ceftazidime or imipenem as initial monotherapy. The clinical...

Development of a gene cloning system for Streptomyces hygroscopicus subsp. yingchengensis, a producer of three useful antifungal compounds, by elimination of three barriers to DNA transfer.

Qin, Z, Peng, K, Zhou, X, Liang, R, Zhou, Q, Chen, H, ...

Streptomyces hygroscopicus 10-22 could not be transformed with any of the commonly used Streptomyces plasmid vectors and was resistant to plaque formation by the Streptomyces phages phi C31 and R4....

Monitoring of leukocyte cytomegalovirus DNA in bone marrow transplant recipients by nested PCR.

Yuen, K Y, Lo, S K, Chiu, E K, Wong, S S, Lau, Y L, Liang, R, ...

A nested PCR assay for the detection of human cytomegalovirus (CMV) DNA was evaluated by weekly monitoring of blood samples taken from 101 bone marrow transplant (BMT) recipients. When peripheral...

Persistence of hepatic hepatitis B virus after serological clearance of HBsAg with autologous peripheral stem cell transplantation.

Lau, G K, Wu, P C, Liang, R, Yuen, S T, Lim, W L

Delayed clearance of hepatitis B surface antigen was previously reported in a 38 year old woman after high dose chemotherapy with autologous peripheral blood stem cell rescue. Sixteen months later,...

Clonal Epstein-Barr virus genome in T-cell-rich lymphomas of B or probable B lineage.

Loke, S. L., Ho, F., Srivastava, G., Fu, K. H., Leung, B., Liang, R.

Seventeen nodal lymphomas (originally diagnosed as T-cell lymphomas based on histological features and immunohistochemical staining results) were studied for the presence of Epstein-Barr virus (EBV)...

Pharmacokinetics of idarubicin (4-demethoxydaunorubicin; IMI-30; NSC 256439) following intravenous and oral administration in patients with advanced cancer.

Gillies, H C, Herriott, D, Liang, R, Ohashi, K, Rogers, H J, Harper, P G

The plasma pharmacokinetics of idarubicin (4-demethoxydaunorubicin) were studied in 20 patients with advanced malignant disease after intravenous (21 occasions) and oral (14 occasions)...

Hepatitis B reactivation after withdrawal of pre-emptive lamivudine in patients with haematological malignancy on completion of cytotoxic chemotherapy

Hui, C-K, Cheung, W W W, Au, W-Y, Lie, A K W, Zhang, H-Y, Yueng, Y-H, ...

Background: The hepatic outcome of hepatitis B surface antigen (HBsAg) positive patients undergoing chemotherapy after withdrawal of pre-emptive lamivudine is unknown.