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  1. Article

    Open Access

    Similar experimental study on retaining waterproof coal pillar in composite strata mining

    Numerous field examples of coal seam mining show that when coal seams under confined water are mined close to faults, water inrush effects on complex mining surfaces occur. Obeying similarity rules, physical s...

    Y. Q. Wang, X. Wang, J. S. Zhang, B. S. Yang, W. J. Zhu, Z. P. Wang in Scientific Reports (2022)

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  2. No Access

    Article

    An efficient micromixer combining oscillatory flow and divergent circular chambers

    Oscillatory/pulsatile flow is an important approach for mixing enhancement at micro scales. Here we report a micromixer that consists of a microfluidic oscillator and divergent chambers. The oscillator autonom...

    J. W. Wu, H. M. **a, Y. Y. Zhang, S. F. Zhao, P. Zhu… in Microsystem Technologies (2019)

  3. No Access

    Article

    Improvement of nucleation and electrical properties of Bi3.15Nd0.85Ti2.99Mn0.01O12 thin films with an upper Bi4Ti3O12 buffer layer

    A highly (117)-preferred Bi3.15Nd0.85Ti2.99Mn0.01O12 (BNTM) thin film with an upper Bi4Ti3O12 (BTO) buffer layer was fabricated on Pt(111)/Ti/SiO2/Si(100) substrates by a sol–gel method. The effects of the added ...

    W. L. Zhang, M. H. Tang, Y. **ong, Z. P. Wang… in Journal of Sol-Gel Science and Technology (2016)

  4. Article

    Open Access

    Droplet Merging on a Lab-on-a-Chip Platform by Uniform Magnetic Fields

    Droplet microfluidics offers a range of Lab-on-a-chip (LoC) applications. However, wireless and programmable manipulation of such droplets is a challenge. We address this challenge by experimental and modellin...

    V. B. Varma, A. Ray, Z. M. Wang, Z. P. Wang, R. V. Ramanujan in Scientific Reports (2016)

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  5. Article

    Open Access

    Magnetic Trap** of Bacteria at Low Magnetic Fields

    A suspension of non-magnetic entities in a ferrofluid is referred to as an inverse ferrofluid. Current research to trap non-magnetic entities in an inverse ferrofluid focuses on using large permanent magnets t...

    Z. M. Wang, R. G. Wu, Z. P. Wang, R. V. Ramanujan in Scientific Reports (2016)

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  6. No Access

    Article

    High-temperature phase transition and local structure of a hydrous anorthoclase

    The in situ Raman spectra of a hydrous anorthoclase at temperatures of 20–800 °C have been measured using a LABRAM-HR spectrometer and Linkam TS 1500 heating stage. The frequencies of modes at 54, 99, 130 and...

    Y. Yang, Z. P. Wang, Z. Z. Tian, Q. K. **a, G. W. Li in Physics and Chemistry of Minerals (2016)

  7. No Access

    Article

    Anti-solvent precipitation of solid lipid nanoparticles using a microfluidic oscillator mixer

    The mixing process is critical in the anti-solvent precipitation process of micro-/nanoparticles. It may directly determine the quality of particles, especially the size and uniformity. In this study, a previ...

    H. M. **a, Y. P. Seah, Y. C. Liu, W. Wang… in Microfluidics and Nanofluidics (2015)

  8. No Access

    Article

    Fundamental semilattices of semigroups

    We introduce the notion of a fundamental semilattice of semigroups, which is a special case of a semilattice of semigroups and a generalization of a strong semilattice of semigroups. The relations among fundam...

    Z.-P. Wang in Acta Mathematica Hungarica (2015)

  9. No Access

    Article

    Engineering microfluidic concentration gradient generators for biological applications

    This paper reviews the latest developments in the design and fabrication of concentration gradient generators for microfluidics-based biological applications. New gradient generator designs and their underlyin...

    Alicia G. G. Toh, Z. P. Wang, Chun Yang, Nam-Trung Nguyen in Microfluidics and Nanofluidics (2014)

  10. No Access

    Article

    Hydrogenic impurity bound polaron in a quantum dot quantum well structure

    A variational approach is used within the framework of effective mass approximation to study the binding energy of the hydrogenic impurity in a spherical quantum dot quantum well (QDQW) structure. The electron...

    L. Zhou, Y. **ng, Z. P. Wang in The European Physical Journal B (2012)

  11. No Access

    Article

    Investigation of wax and paper materials for the fabrication of paper-based microfluidic devices

    Paper-based microfluidic devices hold great potential in today’s microfluidic applications. They offer low costs, simple and quick fabrication processes, ease of uses, etc. In this work, several wax and paper ...

    Z. W. Zhong, Z. P. Wang, G. X. D. Huang in Microsystem Technologies (2012)

  12. No Access

    Article

    Continuous-wave and passively Q-switched Nd:LYSO lasers

    Continuous-wave (CW) and passively Q-switched performance of a Nd-doped oyorthosilicate mixing crystal, (Nd0.005Lu0.4975Y0.4975)2SiO5 (Nd:LYSO), were reported. As a result, new dual-wavelength all-solid-state las...

    S. D. Zhuang, X. D. Xu, Z. P. Wang, D. Z. Li, H. H. Yu, J. Xu, L. Guo… in Laser Physics (2011)

  13. No Access

    Article

    Large-scale synthesis of hierarchical alpha-FeOOH flowers by ultrasonic-assisted hydrothermal route

    In this paper, we report a facile, an environmental friendly ultrasonic-assisted hydrothermal route for preparation of goethite flower structures using Fe nanopowders at low temperature (85°C). The flower stru...

    H. F. Chen, G. D. Wei, X. Han, S. Li… in Journal of Materials Science: Materials in… (2011)

  14. No Access

    Article

    Photoluminescence Studies of [(CdSe)1(ZnSe)2]9-ZnSeTe Multiple Quantum Wells Under High Pressure

    We have performed photoluminescence (PL) measurements at liquid nitrogen temperature under high pressure up to 5.5 GPa and in the temperature range 10-300 K at atmospheric pressure on (ZnSe)30(ZnSe0.92Te0.08)30(Z...

    Z. P. Wang, Z. X. Liu, H. X. Han, J. Q. Zhang, G. H. Li… in MRS Online Proceedings Library (2011)

  15. No Access

    Article

    Exploration of dynamical regimes of irradiated small protonated water clusters

    We explore from a theoretical perspective the dynamical response of small water clusters, (H2O)nH3O+ with n=1,2,3, to a short laser pulse for various frequencies, from infrared (IR) to ultra-violet (UV) and inten...

    U. F. Ndongmouo Taffoti, P. M. Dinh, P.-G. Reinhard… in The European Physical Journal D (2010)

  16. No Access

    Article

    Diode-end-pumped passively mode-locked Nd:LuVO4 laser with a semiconductor saturable-absorber mirror

    A diode pumped passively mode-locked Nd:LuVO4 laser with a semiconductor saturable-absorber mirror (SESAM) is demonstrated. The mode-locked pulses have a pulse duration of about 8.8 ps and a repetition rate of 15...

    H.H. Yu, H.J. Zhang, D.Y. Tang, Z.P. Wang, J.Y. Wang, Y.G. Yu… in Applied Physics B (2008)

  17. No Access

    Article

    Polaron effects on excitons in parabolic quantum wells: fractional-dimension variational approach

    Polaron effects on excitons in parabolic quantum wells are studied theoretically by using a variational approach with the so-called fractional dimension model. The numerical results for the exciton binding ...

    Z. P. Wang, X. X. Liang, X. Wang in The European Physical Journal B (2007)

  18. No Access

    Article

    Corrosion wear behavior of Al-bronzes in 3.5% NaCl solution

    The corrosion wear behaviors of two aluminum bronzes, Cu-14Al-X and QAl9-4, in 3.5% NaCl solution were investigated on a pin-on-block reciprocating tester. It was found that the wear loss of the bronzes in 3.5...

    W. S. Li, Z. P. Wang, Y. Lu, L. H. Yuan in Journal of Materials Engineering and Performance (2006)

  19. No Access

    Article

    Effects of Organic and N Fertilizers on Methane Production Potential in a Chinese Rice Soil and its Microbiological Aspect

    An incubation experiment to determine the effects of organic and chemical N fertilizers on methane (CH4) production potential in a Chinese flooded rice soil was conducted. Organic matter, added as rice straw and ...

    A.X. Hou, Z.P. Wang, G.X. Chen, W.H. Patrick Jr. in Nutrient Cycling in Agroecosystems (2000)

  20. No Access

    Chapter

    Effects of organic and N fertilizers on methane production potential in a Chinese rice soil and its microbiological aspect

    An incubation experiment to determine the effects of organic and chemical N fertilizers on methane (CH4) production potential in a Chinese flooded rice soil was conducted. Organic matter, added as rice straw and ...

    A. X. Hou, Z. P. Wang, G. X. Chen… in Methane Emissions from Major Rice Ecosyste… (2000)

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