Pressure effect on superconductivity and magnetism in FeSex (2008)
Li, L., Yang, Z. R., Ge, M., Pi, L., Xu, J. T., Wang, B. S., ...
In this paper, pressure effect on superconductivity and magnetism has been investigated in FeSex (x = 0.80, 0.88). The magnetization curves display anomaly at Ts1 106 K and Ts2 78 K except for the...
Lattice Boltzmann modelling Knudsen layer effect in non-equilibrium flows (2008)
Tang, G.H., Zhang, Y.H., Gu, X.J., Emerson, D.R.
Due to its intrinsically kinetic nature, lattice Boltzmann (LB) approach to simulating non-equilibrium gas flows has recently attracted significant research interest. Compared with other kinetic...
Lattice Boltzmann simulation of nonequilibrium effects in oscillatory gas flow (2008)
Tang, G.H., Gu, X.J., Barber, R.W., Emerson, D.R., Zhang, Y.H.
Accurate evaluation of damping in laterally oscillating microstructures is challenging due to the complex flow behavior. In addition, device fabrication techniques and surface properties will have an...
Hua, W., Chen, Z. M., Jie, C. Y., Kondo, Y., Hofzumahaus, A., Takegawa, N., ...
Atmospheric hydrogen peroxide (H2O2) and organic hydroperoxides were measured from 18 to 30 July in 2006 during the PRIDE-PRD'06 campaign at Backgarden, a rural site located 48 km north of Guangzhou,...
Hua, W., Chen, Z. M., Jie, C. Y., Kondo, Y., Hofzumahaus, A., Takegawa, N., ...
Atmospheric hydrogen peroxide (H2O2) and organic hydroperoxides were measured from 18 to 30 July in 2006 during the PRIDE-PRD'06 campaign at Backgarden, a rural site located 48 km north of Guangzhou,...
Li, L., Chen, Z. M., Zhang, Y. H., Zhu, T., Li, J. L., Ding, J.
Sulfate particles play a key role in the air quality and the global climate, but the heterogeneous formation mechanism of sulfates on surfaces of atmospheric particles is not well established....
Li, L., Chen, Z. M., Zhang, Y. H., Zhu, T., Li, J. L., Ding, J.
Sulfate particles play a key role in the air quality and the global climate, but the heterogeneous formation mechanism of sulfates on surfaces of atmospheric particles is not well established....
Li, L., Chen, Z. M., Zhang, Y. H., Zhu, T., Li, J. L., Ding, J.
Sulfate particles play a key role in the air quality and the global climate, but the heterogeneous formation mechanism of sulfates on surfaces of atmospheric particles is not well established....
Li, L., Chen, Z. M., Zhang, Y. H., Zhu, T., Li, J. L., Ding, J.
Sulfate particles play a key role in the air quality and the global climate, but the heterogeneous formation mechanism of sulfates on surfaces of atmospheric particles is not well established....
Remote generation of entanglement for individual atoms via optical fibers (2008)
Guo, Y. Q., Zhong, H. Y., Zhang, Y. H., Song, H. S.
The generation of atomic entanglement is discussed in a system that atoms are trapped in separate cavities which are connected via optical fibers. Two distant atoms can be projected to Bell-state by...
This paper reports the first discovery of possible inverse Compoton (IC) X-ray emission below 10 keV in the typical high-energy peaked BL Lac object (HBL) PKS 2155--304. Two XMM-Newton observations...
Lattice Boltzmann models for nonequilibrium gas flows (2008)
Zhang, Y.H., Tang, Gu, Emerson, D.R.
Due to its computational efficiency, the kinetic-based lattice Boltzmann method has recently been used to model nonequilibrium gas dynamics. With appropriate boundary conditions, lattice Boltzmann...
Bucurescu, D., Rusu, C., Mărginean, N., Ur, C. A., De Angelis, G., Corradi, L., ...
The positive-parity yrast states in the 89Rb, 92Y, and 93Y nuclei were studied using gamma-ray spectroscopy with heavy-ion induced reactions. In the multinucleon transfer reactions 208Pb+90Zr (590...
Yrast studies of 80,82Se using deep-inelastic reactions (2007)
Jones, G. A., Regan, P. H., Podolyák, Zs., Yoshinaga, N., Higashiyama, K., De Angelis, G., ...
Numerical and experimental study of a droplet-based PCR chip (2007)
Mohr, S., Zhang, Y.H., Macaskill, A., Day, P.J.R., Barber, R.W., Goddard, N.J., ...
A two-temperature continuous-flow polymerase chain reaction (PCR) polymer chip has been constructed that takes advantage of droplet technology to avoid sample contamination and adsorption at the...
Modelling thermal flow in a transition regime using a lattice Boltzmann approach (2007)
Zhang, Y.H., Gu, X.J., Barber, R.W., Emerson, D.R.
Lattice Boltzmann models are already able to capture important rarefied flow phenomena, such as velocity-slip and temperature jump, provided the effects of the Knudsen layer are minimal. However,...
Capturing Knudsen layer phenomena using a lattice Boltzmann model (2006)
Zhang, Y H, Gu, X J, Barber, R W, Emerson, D R
In recent years, lattice Boltzmann methods have been increasingly used to simulate rarefied gas flows in microscale and nanoscale devices. This is partly due to the fact that the method is...
Capturing Knudsen layer phenomena using lattice Boltzmann model (2006)
Zhang, Y.H., Gu, X.J., Barber, R.W., Emerson, D.R.
In recent years, lattice Boltzmann methods have been increasingly used to simulate rarefied gas flows in microscale and nanoscale devices. This is partly due to the fact that the method is...
Morphological evolution of particles in semisolid slurries has been modeled as the migration of a double-peak shape solid-liquid interface. The valley between the peaks represents the solute-trapping...
Gas flow in microchannels - a Lattice Boltzmann method approach (2005)
Zhang, Y.H., Qin, R.S., Sun, Y.H., Barber, R.W., Emerson, D.R.
Gas flow in microchannels can often encounter tangential slip motion at the solid surface even under creeping flow conditions. To simulate low speed gas flows with Knudsen numbers extending into the...
Lattice Boltzmann simulation of rarefied gas flows in microchannels (2005)
Zhang, Y.H., Qin, R.S., Emerson, D.R.
For gas flows in microchannels, slip motion at the solid surface can occur even if the Mach number is negligibly small. Since the Knudsen number of the gas flow in a long microchannel can vary widely...
Particle separation in microfluidic devices - SPLITT fractionation and microfluidics (2005)
Zhang, Y.H., Barber, Robert W., Emerson, David R.
In recent years, microfluidic devices have been increasingly used to separate particles such as colloids, macromolecules, cells, beads and droplets. Miniaturisation often introduces new...
Zhang, Y.H., Gu, X.J., Barber, R.W., Emerson, D.R.
Electro-osmotic flow can be used as an efficient pumping mechanism in microfluidic devices. For this type of flow, frictional losses at the entrance and exit can induce an adverse longitudinal...
Split-flow thin (SPLITT) fractionation devices have been widely used to separate macromolecules, colloids, cells and particles. Recently, the quadrupole magnetic flow sorter (QMS) has been reported...
An analysis of induced pressure fields in electroosmotic flows through microchannels (2004)
Zhang, Y.H., Gu, X.J., Barber, R.W., Emerson, D.R.
Induced pressure gradients are found to cause band-broadening effects which are important to the performance of microfluidic devices, such as capillary electrophoresis and capillary chromatography....
General theory for flow optimisation of split-flow thin fractionation (2003)
Zhang, Y.H., Emerson, D.R., Reese, J.M.
Recently, magnetic split-flow thin (SPLITT) fractionation has been developed to separate macromolecules, colloids, cells and particles. However, the previous theory, developed for an infinitely long...
Gas turbulence modulation in a two-fluid model for gas-solid flows (2003)
Recent rapid progress in the theoretical and experimental study of turbulence modulation has led to greater understanding of the physics of particle-gas turbulence interactions. A new two-fluid model...
Continuum modelling of granular particle flow with inelastic inter-particle collisions (2003)
The kinetic theory of granular flow is a successful model for gas-solid flows. However, inelastic collisions between particles, among other mechanisms, cause agglomeration of particles, which may be...
The drag force in two-fluid models of gas-solid flows (2003)
Currently, the two most widespread methods for modelling the particulate phase in numerical simulations of gas-solid flows are discrete particle simulation (see, e.g., Mikami, Kamiya, & Horio, 1998),...
Liu, J.G., Zhang, Y.H., Shao, K.S., Zeng, L.M., Lu, S.H., Slanina, S., ...
Small fatigue crack growth in high strength aluminium alloys. (1992)
Thesis (Ph. D.)--Open University, 1992.
Zhang, Y H, Vasko, M R, Nicol, G D
Because nerve growth factor (NGF) is elevated during inflammation and is known to activate the sphingomyelin signalling pathway, we examined whether NGF and its putative second messenger, ceramide,...
Ridley, J M, Milnes, J T, Zhang, Y H, Witchel, H J, Hancox, J C
4-Aminopyridine (4-AP) has been used extensively to study transient outward K+ current (ITO,1) in cardiac cells and tissues. We report here inhibition by 4-AP of HERG (the human...