Z. Song

Publication List Details

Period

2000 - 2008

Number

61

Co-Authors

Coherent shift of localized bound pair in Bose Hubbard model (2008)

Jin, L., Chen, B., Song, Z.

Based on the exact results obtained by Bethe ansatz, we demonstrate the existence of stable bound pair (BP) wave packet in Bose Hubbard model with arbitrary on-site interaction U. In large-U regime,...

Probing Mott lobes via the AC Josephson effect (2008)

Huo, M. X., Li, Ying, Song, Z., Sun, C. P.

The alternating-current (AC) Josephson effect is studied in a system consisting of two weakly coupled Bose Hubbard models. In the framework of the mean field theory, Gross-Pitaevskii equations show...

Photon-like flying qubit in the coupled cavity array (2008)

Li, Ying, Huo, M. X., Song, Z., Sun, C. P.

We propose a feasible scheme to realize a spin network via a coupled cavity array with the appropriate arrangement of external multi-driving lasers. It is demonstrated that the linear photon-like...

Atomic Entanglement vs Photonic Visibility for Quantum Criticality of Hybrid System (2007)

Huo, M. X., Li, Ying, Song, Z., Sun, C. P.

To characterize the novel quantum phase transition for a hybrid system consisting of an array of coupled cavities and two-level atoms doped in each cavity, we study the atomic entanglement and...

Quantum entanglement of two flux qubits induced by an auxiliary SQUID (2006)

Shi, T., Song, Z.

We revisit a theoretical scheme to create quantum entanglement of two three-levels superconducting quantum interference devices (SQUIDs) with the help of an auxiliary SQUID. In this scenario, two...

Coherent output of photons from coupled superconducting transmission line resonators controlled by charge qubits (2006)

Zhou, Lan, Gao, Y. B., Song, Z., Sun, C. P.

We study the coherent control of microwave photons propagating in a superconducting waveguide consisting of coupled transmission line resonators, each of which is connected to a tunable charge qubit....

Dynamic generation of entangling wave packets in XY spin system with decaying long range couplings (2006)

Yang, S., Song, Z., Sun, C. P.

We study the dynamic generation of spin entanglement between two distant sites in an XY model with $1/r^{2}$-decay long range couplings. Due to the linear dispersion relation $\epsilon (k)\sim |k|$...

Peierls distorted chain as a quantum data bus for quantum state transfer (2006)

Huo, M. X., Li, Ying, Song, Z., Sun, C. P.

We systematically study the transfer of quantum state of electron spin as the flying qubit along a half-filled Peierls distorted tight-binding chain described by the Su-Schrieffer-Heeger (SSH) model,...

Relation between two measures of entanglement in spin-1/2 and spinless fermion quantum chain systems (2006)

Qian, Xiao-Feng, Song, Z.

The concepts of concurrence and mode concurrence are the measures of entanglement for spin-1/2 and spinless fermion systems respectively. Based on the Jordan-Wigner transformation, any spin-1/2...

Highly-ordered graphene for two dimensional electronics (2006)

Hass, J., Jeffrey, C. A., Feng, R., Li, T., Li, X., Song, Z., ...

With expanding interest in graphene-based electronics, it is crucial that high quality graphene films be grown. Sublimation of Si from the 4H-SiC(0001) Si-terminated) surface in ultrahigh vacuum is a...

Fractional revivals of quantum state in tight-binding chain (2006)

Chen, Bing, Song, Z., Sun, C. P.

We investigate the time evolution of Gaussian wave packet (GWP) in the tight-binding chain with uniform nearest neighbor (NN) hopping integral. Analytical analysis and numerical simulations show that...

Quantum dynamics of magnetically controlled network for Bloch electrons (2006)

Yang, S., Song, Z., Sun, C. P.

We study quantum dynamics of wave packet motion of Bloch electrons in quantum networks with the tight-binding approach for different types of nearest-neighbor interactions. For various geometrical...

Treatment of naphthalene-2-sulfonic acid from tannery wastewater by a granular activated carbon fixed bed inoculated with bacterial isolates Arthrobacter globiformis and Comamonas testosteroni (2006)

Song, Z, Edwards, SR, Burns, RG

The kinetics of naphthalene-2-sulfonic acid (2-NSA) adsorption by granular activated carbon (GAC) were measured and the relationships between adsorption, desorption, bioavailability and...

Controlling quantum state transfer in spin chain with the confined field (2005)

Chen, Bing, Song, Z., Sun, C. P.

As a demonstration of the spectrum-parity matching condition (SPMC) for quantum state transfer, we investigate the propagation of single-magnon state in the Heisenberg chain in the confined external...

Beam Splitter for Spin Waves in Quantum Spin Network (2005)

Yang, S., Song, Z., Sun, C. P.

We theoretically design and analytically study a controllable beam splitter for the spin wave propagating in a star-shaped (e.g., a $Y$-shaped beam) spin network. Such a solid state beam splitter can...

Quantum state swapping via qubit network with Hubbard interaction (2005)

Yang, S., Song, Z., Sun, C. P.

We study the quantum state transfer (QST) in a class of qubit network with on-site interaction, which is described by the generalized Hubbard model with engineered couplings. It is proved that the...

Decay of Loschmidt Echo Enhanced by Quantum Criticality (2005)

Quan, H. T., Song, Z., Liu, X. F., Zanardi, P., Sun, C. P.

We study the transition of a quantum system $S $ from a pure state to a mixed one, which is induced by the quantum criticality of the surrounding system $E$ coupled to it. To characterize this...

Quantum State Transfer Characterized by Mode Entanglement (2005)

Qian, Xiao-Feng, Li, Ying, Li, Yong, Song, Z., Sun, C. P.

We study the quantum state transfer (QST) of a class of tight-bonding Bloch electron systems with mirror symmetry by considering the mode entanglement. Some rigorous results are obtained to reveal...

Wave packet transmission of Bloch electron manipulated by magnetic field (2005)

Yang, S., Song, Z., Sun, C. P.

We study the phenomenon of wave packet revivals of Bloch electrons and explore how to control them by a magnetic field for quantum information transfer. It is showed that the single electron system...

Perfect transfer of many-particle quantum state via high-dimensional systems with spectrum-matched symmetry (2005)

Li, Ying, Song, Z., Sun, C. P.

The quantum state transmission (QST) through the medium of high-dimensional many-particle system is studied with a symmetry analysis. We discover that, if the spectrum matches the symmetry of a...

Depolymerisation and biodegradation of a synthetic tanning agent by activated sludges, the bacteria Arthrobacter globiformis and Comamonas testosteroni, and the fungus Cunninghamella polymorpha (2005)

Song, Z, Burns, RG

Degradation of a synthetic tanning agent CNSF (a condensation product of 2-naphthatenesulfonic acid (2-NSA) and formaldehyde) by four activated sludges, two previously characterised bacterial...

Biodegradation of naphthalene-2-sulfonic acid present in tannery wastewater by bacterial isolates Arthrobacter sp 2AC and Comamonas sp 4BC (2005)

Song, Z, Edwards, SR, Burns, RG

Two bacterial strains, 2AC and 4BC, both capable of utilizing naphthalene-2-sulfonic acid (2-NSA) as a sole source of carbon, were isolated from activated sludges previously exposed to tannery...

Quantum information storage and state transfer based on spin systems (2004)

Song, Z., Sun, C. P.

The idea of quantum state storage is generalized to describe the coherent transfer of quantum information through a coherent data bus. In this universal framework, we comprehensively review our...

Engineering antiferromagnetic Heisenberg spin chains for maximizing of the groundstate entanglement (2004)

Xin, R., Song, Z., Sun, C. P.

We study the correlation function and concurrence for the eigenstates with zero spin of engineered Heisenberg models to explore the entanglement property. It is shown that the total nearest neighbor...

Effective boson-spin model for nuclei ensemble based universal quantum memory (2004)

Song, Z., Zhang, P., Shi, T., Sun, C. P.

We study the collective excitation of a macroscopic ensemble of polarized nuclei fixed in a quantum dot. Under the approximately homogeneous condition that we explicitly present in this paper, this...

Spin wave based quantum storage of electronic spin with a ring array of nuclear spins (2004)

Wang, Y. D., Li, Y., Song, Z., Sun, C. P.

We propose a solid state based protocol to implement the universal quantum storage for electronic spin qubit. The quantum memory in this scheme is the spin wave excitation in the ring array of nuclei...

On the Harmonic approximation for large Josephson junction coupling charge qubits (2004)

Shi, T., Chen, B., Song, Z., Sun, C. P.

We revisit the harmonic approximation (HA) for a large Josephson junction interacting with some charge qubits through the variational approach for the quantum dynamics of the junction-qubit coupling...

Quantum state transfer via the ferromagnetic chain in a spatially modulated field (2004)

Shi, T., Li, Ying, Song, Z., Sun, C. P.

We show that a perfect quantum state transmission can be realized through a spin chain possessing a commensurate structure of energy spectrum, which is matched with the corresponding parity. As an...

Quantum decoherence in a supersymmetric mechanical system (2004)

Shi, T., Song, Z., Sun, C. P.

We make a novel observation about the decoherence phenomenon of the fermion in the Witten's supersymmetric (SUSY) quantum mechanical model. It is shown that, when the bosonic partner in the SUNY...

Quantum state transmission via a spin ladder as a robust data bus (2004)

Li, Y., Shi, T., Chen, B., Song, Z., Sun, C. P.

We explore the physical mechanism to coherently transfer the quantum information of spin by connecting two spins to an isotropic antiferromagnetic spin ladder system as data bus. Due to a large spin...

Impact of Transmission Line Failures on the Cost/Risk-Based Spinning Reserve Allocation (2004)

Goel, Lalit, Song, Z, Wang, P

In deregulated power systems spinning reserve (SR) can be allocated to different ancillary service providers at different locations based on supplier bids and customer choices on reliability. This...

Impact of Transmission Line Failures on the Cost/Risk-Based Spinning Reserve Allocation (2004)

Goel, Lalit, Song, Z, Wang, P

In deregulated power systems spinning reserve (SR) can be allocated to different ancillary service providers at different locations based on supplier bids and customer choices on reliability. This...

Impact of Transmission Line Failures on the Cost/Risk-Based Spinning Reserve Allocation (2004)

Goel, Lalit, Song, Z, Wang, P

In deregulated power systems spinning reserve (SR) can be allocated to different ancillary service providers at different locations based on supplier bids and customer choices on reliability. This...

Impact of Transmission Line Failures on the Cost/Risk-Based Spinning Reserve Allocation (2004)

Goel, Lalit, Song, Z, Wang, P

In deregulated power systems spinning reserve (SR) can be allocated to different ancillary service providers at different locations based on supplier bids and customer choices on reliability. This...

Analysis of a retan agent used in the tanning process and its determination in tannery wastewater (2003)

Song, Z., Edwards, S. R., Howland, K., Burns, R. G.

The chemical structure and composition of a retan agent, CNSF (condensation product of naphthalenesulfonic acid (NSA) and formaldehyde), and related components contained in tannery wastewaters were...

Automatic Generation Of Pronunciation Lexicons For Mandarin (2000)

W. Byrne, V. Venkataramani, T. Kamm, T. F. Zheng, Z. Song, P. Fung, ...

attempts to improve recognition accuracy by identifying and modeling pronunciations that are not in the ASR systems pronunciation lexicon. Pronunciation variability in spontaneous Mandarin is studied...

Inhibition of NF-AT-dependent transcription by NF-kappa B: implications for differential gene expression in T helper cell subsets.

Casolaro, V, Georas, S N, Song, Z, Zubkoff, I D, Abdulkadir, S A, Thanos, D, ...

Activation of individual CD4+ T cells results in differential lymphokine expression: interleukin 2 (IL-2) is preferentially produced by T helper type 1 (TH1) cells, which are involved in...

Differential expression of cell surface sialoglycoconjugates on wild-type and cultured Ehrlich tumor cells as revealed by quantitative lectin-gold ultrastructural cytochemistry.

Roth, J, Li, W P, Knibbs, R N, MacCallum, D K, Song, Z, Goldstein, I J

Three variants of the classical Ehrlich ascites tumor (EAT) cell have been studied by quantitative, sialic acid-specific, lectin-gold ultrastructural cytochemistry. Electron microscopic examination...

Ginseng treatment reduces bacterial load and lung pathology in chronic Pseudomonas aeruginosa pneumonia in rats.

Song, Z, Johansen, H K, Faber, V, Moser, C, Kharazmi, A, Rygaard, J, ...

The predominant pathogen in patients with cystic fibrosis (CF) is Pseudomonas aeruginosa, which results in a chronic lung infection associated with progressive pulmonary insufficiency. In a rat model...

The formation of A-DNA in NaDNA films is suppressed by netropsin.

Fritzsche, H, Brandes, R, Rupprecht, A, Song, Z, Weidlich, T, Kearns, D R

Oriented films of NaDNA complexed with netropsin were studied with deuterium nuclear magnetic resonance (2H NMR), X-ray diffraction and ultraviolet (UV) linear dichroism to obtain information about...

Conformational transitions of the phosphodiester backbone in native DNA: two-dimensional magic-angle-spinning 31P-NMR of DNA fibers.

Song, Z, Antzutkin, O N, Lee, Y K, Shekar, S C, Rupprecht, A, Levitt, M H

Solid-state 31P-NMR is used to investigate the orientation of the phosphodiester backbone in NaDNA-, LiDNA-, MgDNA-, and NaDNA-netropsin fibers. The results for A- and B-DNA agree with previous...

Proviral detection and serology in bovine leukemia virus-exposed normal cattle and cattle with lymphoma.

Jacobs, R M, Song, Z, Poon, H, Heeney, J L, Taylor, J A, Jefferson, B, ...

Twenty-seven cattle with lymphoma and 46 cows from a known bovine leukemia virus (BLV)-infected herd were tested for anti-BLV antibody by the agar gel immunodiffusion (AGID) test and an enzyme-linked...

A mechanochemical study of MgDNA fibers in ethanol-water solutions.

Schultz, J, Rupprecht, A, Song, Z, Piskur, J, Nordenskiöld, L, Lahajnar, G

Highly oriented calf-thymus MgDNA fibers, prepared by a wet spinning method, were studied with a simple mechanochemical set-up. The relative fiber length, L/Lo, was measured with the fibers submerged...

Mechanochemical study of NaDNA and NaDNA-netropsin fibers in ethanol-water and trifluoroethanol-water solutions.

Song, Z, Rupprecht, A, Fritzsche, H

Highly oriented calf-thymus NaDNA fibers, prepared by a wet-spinning method, were complexed with netropsin in ethanol-water and trifluoroethanol (TFE)-water solutions. The relative fiber length,...

Transmembrane domain of M2 protein from influenza A virus studied by solid-state (15)N polarization inversion spin exchange at magic angle NMR.

Song, Z, Kovacs, F A, Wang, J, Denny, J K, Shekar, S C, Quine, J R, ...

The M2 protein from the influenza A virus forms a proton channel in the virion that is essential for infection. This tetrameric protein appears to form a four-helix bundle spanning the viral...

Inhibition of NF-AT-dependent transcription by NF-kappa B: implications for differential gene expression in T helper cell subsets.

Casolaro, V, Georas, S N, Song, Z, Zubkoff, I D, Abdulkadir, S A, Thanos, D, ...

Activation of individual CD4+ T cells results in differential lymphokine expression: interleukin 2 (IL-2) is preferentially produced by T helper type 1 (TH1) cells, which are involved in...

Differential expression of cell surface sialoglycoconjugates on wild-type and cultured Ehrlich tumor cells as revealed by quantitative lectin-gold ultrastructural cytochemistry.

Roth, J, Li, W P, Knibbs, R N, MacCallum, D K, Song, Z, Goldstein, I J

Three variants of the classical Ehrlich ascites tumor (EAT) cell have been studied by quantitative, sialic acid-specific, lectin-gold ultrastructural cytochemistry. Electron microscopic examination...

Ginseng treatment reduces bacterial load and lung pathology in chronic Pseudomonas aeruginosa pneumonia in rats.

Song, Z, Johansen, H K, Faber, V, Moser, C, Kharazmi, A, Rygaard, J, ...

The predominant pathogen in patients with cystic fibrosis (CF) is Pseudomonas aeruginosa, which results in a chronic lung infection associated with progressive pulmonary insufficiency. In a rat model...

The formation of A-DNA in NaDNA films is suppressed by netropsin.

Fritzsche, H, Brandes, R, Rupprecht, A, Song, Z, Weidlich, T, Kearns, D R

Oriented films of NaDNA complexed with netropsin were studied with deuterium nuclear magnetic resonance (2H NMR), X-ray diffraction and ultraviolet (UV) linear dichroism to obtain information about...

Conformational transitions of the phosphodiester backbone in native DNA: two-dimensional magic-angle-spinning 31P-NMR of DNA fibers.

Song, Z, Antzutkin, O N, Lee, Y K, Shekar, S C, Rupprecht, A, Levitt, M H

Solid-state 31P-NMR is used to investigate the orientation of the phosphodiester backbone in NaDNA-, LiDNA-, MgDNA-, and NaDNA-netropsin fibers. The results for A- and B-DNA agree with previous...

Proviral detection and serology in bovine leukemia virus-exposed normal cattle and cattle with lymphoma.

Jacobs, R M, Song, Z, Poon, H, Heeney, J L, Taylor, J A, Jefferson, B, ...

Twenty-seven cattle with lymphoma and 46 cows from a known bovine leukemia virus (BLV)-infected herd were tested for anti-BLV antibody by the agar gel immunodiffusion (AGID) test and an enzyme-linked...

A mechanochemical study of MgDNA fibers in ethanol-water solutions.

Schultz, J, Rupprecht, A, Song, Z, Piskur, J, Nordenskiöld, L, Lahajnar, G

Highly oriented calf-thymus MgDNA fibers, prepared by a wet spinning method, were studied with a simple mechanochemical set-up. The relative fiber length, L/Lo, was measured with the fibers submerged...

Mechanochemical study of NaDNA and NaDNA-netropsin fibers in ethanol-water and trifluoroethanol-water solutions.

Song, Z, Rupprecht, A, Fritzsche, H

Highly oriented calf-thymus NaDNA fibers, prepared by a wet-spinning method, were complexed with netropsin in ethanol-water and trifluoroethanol (TFE)-water solutions. The relative fiber length,...

Transmembrane domain of M2 protein from influenza A virus studied by solid-state (15)N polarization inversion spin exchange at magic angle NMR.

Song, Z, Kovacs, F A, Wang, J, Denny, J K, Shekar, S C, Quine, J R, ...

The M2 protein from the influenza A virus forms a proton channel in the virion that is essential for infection. This tetrameric protein appears to form a four-helix bundle spanning the viral...

IFNγ deficient C57BL/6 (H-2b) mice develop collagen induced arthritis with predominant usage of T cell receptor Vß6 and Vß8 in arthritic joints

Chu, C, Song, Z, Mayton, L, Wu, B, Wooley, P

Background: Transgenic deficiency in interferon γ (IFNγ) or IFNγ receptor makes resistant strains of mice bearing H-2b or H-2d susceptible to collagen induced arthritis (CIA).

Improved outcome of chronic Pseudomonas aeruginosa lung infection is associated with induction of a Th1-dominated cytokine response

MOSER, C, JENSEN, P O, KOBAYASHI, O, HOUGEN, H P, SONG, Z, RYGAARD, J, ...

Repeated challenge with antigen is involved in the pathogenesis of a variety of pulmonary diseases. Patients with cystic fibrosis (CF) experience recurrent pulmonary colonization with Pseudomonas...

Tumour necrosis factor receptor gene therapy affects cellular immune responses in collagen induced arthritis in mice

Mukherjee, P, Yang, S, Wu, B, Song, Z, Myers, L, Robbins, P, ...

Background: Collagen induced arthritis (CIA) is an animal model of rheumatoid arthritis (RA) amenable to immunotherapy directed against tumour necrosis factor α (TNFα).