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  1. No Access

    Article

    Interpretation of metastable states in the \(N>70\) Zr region

    Isomeric states were observed in nuclei produced in an experiment at the RIKEN Nishina Center Radioactive Isotope Beam Factory following the in-flight fission of a 345 MeV/nucleon

    F. Browne, A. M. Bruce, T. Sumikama, I. Nishizuka… in The European Physical Journal A (2023)

  2. No Access

    Article

    Analysis of the Thinning Mechanism of an Aluminum Alloy in Friction Stir Welding Based on the Indirect Extrusion–Vortex Flow Filling Model

    Different morphology and thinning cases of the weld zone of a 7022 aluminum alloy in friction stir welding were analyzed. Metal plastic flow processes in the contact zone for an aerospace friction stir-joint 7...

    Z. Y. Xu, H. B. Lin in Strength of Materials (2020)

  3. Article

    Open Access

    Measurement and microscopic description of odd–even staggering of charge radii of exotic copper isotopes

    Nuclear charge radii globally scale with atomic mass number A as A1∕3, and isotopes with an odd number of neutrons are usually slightly smaller in size than their even-neutron neighbours. This odd–even staggering...

    R. P. de Groote, J. Billowes, C. L. Binnersley, M. L. Bissell… in Nature Physics (2020)

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  4. No Access

    Article

    Carbon nanotube-reinforced aluminum matrix composites enhanced by grain refinement and in situ precipitation

    Carbon nanotubes-reinforced aluminum matrix (CNTs/Al) composites possess wide application prospects in many fields, and how to achieve a high performance is always a research hot spot. In this study, a novel h...

    Z. Y. Xu, C. J. Li, K. R. Li, J. H. Yi, J. J. Tang… in Journal of Materials Science (2019)

  5. No Access

    Article

    78Ni revealed as a doubly magic stronghold against nuclear deformation

    Nuclear magic numbers correspond to fully occupied energy shells of protons or neutrons inside atomic nuclei. Doubly magic nuclei, with magic numbers for both protons and neutrons, are spherical and extremely ...

    R. Taniuchi, C. Santamaria, P. Doornenbal, A. Obertelli, K. Yoneda, G. Authelet… in Nature (2019)

  6. No Access

    Article

    Bonded-particle discrete element modeling of mechanical behaviors of interlayered rock mass under loading and unloading conditions

    Interlayered rock mass composed of green schist and marble is widely observed in China, such as the **** II hydropower project site in Sichuan Province. Its mechanical behaviors are of importance for the ov...

    L. X. **ong, Z. Y. Xu, T. B. Li, Y. Zhang in Geomechanics and Geophysics for Geo-Energy… (2019)

  7. Article

    Erratum to: Proton-hole and core-excited states in the semi-magic nucleus 131In82

    J. Taprogge, A. Jungclaus, H. Grawe, I. N. Borzov… in The European Physical Journal A (2016)

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  8. No Access

    Article

    Proton-hole and core-excited states in the semi-magic nucleus 131In82

    The \(\beta\) β d...

    J. Taprogge, A. Jungclaus, H. Grawe, I. N. Borzov… in The European Physical Journal A (2016)

  9. No Access

    Article

    Tunable millisecond narrow-band Nd:GSGG laser around 1336.6 nm for 27Al+ optical clock

    We developed a narrow-band, Nd:GSGG ring laser tunable around 1336.6 nm with a tuning range more than 24 pm. The maximum output energy is 0.26 J per pulse with a pulse width of 900 μs and a pulse repetition ra...

    M.-Q. Wang, F.-F. Zhang, J.-J. Li, Z.-M. Wang, N. Zong, S.-J. Zhang… in Applied Physics B (2016)

  10. No Access

    Article

    Improving machining accuracy of electrochemical machining blade by optimization of cathode feeding directions

    Electrochemical machining (ECM) is well-established in certain areas, such as the aerospace, defence, and medical industries for machining complex parts. ECM is an effective way to produce compression blades. ...

    N. S. Qu, Z. Y. Xu in The International Journal of Advanced Manufacturing Technology (2013)

  11. No Access

    Article

    Investigation of third-order optical nonlinearity in KBe2BO3F2 crystal by Z-scan

    The third-order optical nonlinearity of deep-ultraviolet (DUV) nonlinear optical (NLO) crystal KBe2BO3F2 (KBBF) was investigated using single-beam Z-scan technique for the first time. The Z-scans were performed o...

    F.-Q. Li, N. Zong, F.-F. Zhang, J. Yang, F. Yang, Q.-J. Peng… in Applied Physics B (2012)

  12. No Access

    Article

    Compact diode-directly-pumped passively mode-locked TEM00 Nd:GdVO4 laser at 1341 nm using a semiconductor saturable absorber mirror

    We report on a compact 880-nm diode-directly-pumped passively mode-locked TEM00 Nd:GdVO4 laser at 1341 nm with a semiconductor saturable absorber mirror (SESAM) for the first time. Under the absorbed pump power o...

    K. Liu, F. Q. Li, Y. Liu, D. Cao, Y. Bo, Q. J. Peng, D. F. Cui… in Laser Physics (2012)

  13. No Access

    Article

    83 W yellow-green laser at 556 nm from frequency-doubling of a Q-Switched Nd:YAG laser at 1112 nm in LBO

    We demonstrate a high power 556 nm yellow-green laser by intracavity frequency doubled of the diode-pumped 1112 nm Nd:YAG laser in a symmetrical L-shaped flat-flat cavity. The coatings of the resonator mirrors...

    Z. C. Wang, J. L. Xu, Y. Bo, Q. J. Peng, S. Y. **e, Y. T. Xu, F. Yang… in Laser Physics (2012)

  14. No Access

    Article

    LD end-pumped passively mode-locked Nd:YVO4 laser with single-walled carbon nanotubes

    We demonstrate a LD end-pumped passively mode-locked Nd:YVO4 laser using a single-walled carbon nanotubes saturable absorber (SWCNT-SA). The SWCNT wafer was fabricated by electric arc discharge method on quartz s...

    C. Y. Li, Y. G. Wang, K. Liu, C. Y. Tian, Q. J. Peng, Z. Y. Xu in Laser Physics (2011)

  15. Article

    Successful Treatments of Two Human Avian Influenza Chinese Children and Follow-Up

    Background and aims: Human H5N1 avian influenza caused worldwide attention in 1997 when the first case was found in Hong Kong, our present study is to summarize the clinical characteristics, diagnostic and therap...

    Y M Zhu, R P Luo, Z Y Xu, X P Zhang, L Tang, J Dong in Pediatric Research (2011)

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  16. Article

    Changes of Hypothalamus Corticotrophin Releasing Factor Levels in Ill Children with Acute Brain Injury

    Background and aims: It has been proved that the secreting levels of corticotrophin releasing factor (CRF) were correlated with the TNF-α and IL-6 and hypoxia in animal experiments, our present study is to explor...

    J Dong, Y M Zhu, Z Y Xu, J S Cao, X L Yao, P Chen, X Liu, X L Lu… in Pediatric Research (2011)

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  17. No Access

    Article

    37 W 888-nm-pumped grown-together composite crystal YVO4/Nd:YVO4/YVO4 oscillator at 1342 nm

    We report on a continuous-wave Nd:YVO4 oscillator at 1342 nm based on the combination of a grown-together composite crystal YVO4/Nd:YVO4/YVO4 and the 888 nm diode-laser direct pum** for the first time. At the a...

    X. -F. Zhang, F. -Q. Li, N. Zong, X. -Y. Le, D. -F. Cui, Z. -Y. Xu in Laser Physics (2011)

  18. No Access

    Article

    Multiple-wavelength lasing by multiform self-frequency conversion in Nd3+-doped La2CaB10O19 crystals

    The self-sum-frequency process was firstly demonstrated in Nd3+-doped La2CaB10O19 (LCB) crystal. In addition, simultaneous participation of the fundamental laser in multi-self-frequency conversion including the s...

    J. X. Zhang, L. Han, Y. Wu, N. Zong, P. Z. Fu, B. S. Wang, G. C. Zhang… in Applied Physics B (2011)

  19. No Access

    Article

    QCW diode-side-pumped Nd:YAG ceramic laser with 247 W output power at 1123 nm

    We demonstrate for the first time a diode-side-pumped quasi-continuous-wave (QCW) operation of a 1123 nm Nd:YAG ceramic laser. The single 1123 nm wavelength is acquired through precise coating. With a pump pow...

    C. Y. Li, Q. J. Peng, B. S. Wang, Y. Bo, D. F. Cui, Z. Y. Xu… in Applied Physics B (2011)

  20. No Access

    Article

    High-efficiency 17 W, 80 MHz repetition rate, passively mode-locked TEM00 Nd:YAG oscillator pumped at 885 nm

    We report on a passively mode-locked TEM00 Nd:YAG oscillator with the beam quality at M 2 = 1.1 by a semiconductor saturable absorber mirror under 885 nm laser diode direct pum** for the...

    X. -F. Zhang, F. -Q. Li, N. Zong, X. -Y. Le, D. -F. Cui, Z. -Y. Xu in Laser Physics (2011)

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