• Archive: Physics

    • Physics 2009 Research Highlights

      • Optics: Cerenkov radiation flipped backwards

        Felix Cheung

        Published online: 18 November 2009 | doi:10.1038/nchina.2009.223

        Original article citation:

        Xi, S. et al. Experimental verification of reversed Cherenkov radiation in left-handed metamaterial. Phys. Rev. Lett. 103, 194801 (2009).

      • Nanomaterials: Spintronic snowflakes Open !

        Felix Cheung

        Published online: 04 November 2009 | doi:10.1038/nchina.2009.214

        Original article citation:

        Lei, W. W. et al. Ferromagnetic Sc-doped AlN sixfold-symmetrical hierarchical nanostructures. Appl. Phys. Lett. 95, 162501 (2009).

      • Quantum physics: Coherence control Open !

        Felix Cheung

        Published online: 04 November 2009 | doi:10.1038/nchina.2009.215

        Original article citation:

        Du, J. et al. Preserving electron spin coherence in solids by optimal dynamical decoupling. Nature 461, 1265–1268 (2009).

      • Optics: Ghostly images

        Felix Cheung

        Published online: 21 October 2009 | doi:10.1038/nchina.2009.207

        Original article citation:

        Gao, L. et al. Correlated imaging with one-photon interference. Phys. Rev. A 80, 021806 (2009).

      • Plasma physics: Diamond trees Open !

        Felix Cheung

        Published online: 14 October 2009 | doi:10.1038/nchina.2009.203

        Original article citation:

        Ding, F. et al. Branched carbon treelike structures grown in direct current plasmas. Appl. Phys. Lett. 95, 121501 (2009).

      • Photonics: Trapped rainbows

        Felix Cheung

        Published online: 30 September 2009 | doi:10.1038/nchina.2009.190

        Original article citation:

        Zhao, X. P. et al. Trapped rainbow effect in visible light left-handed heterostructures. Appl. Phys. Lett. 95, 071111 (2009).

      • Biophysics: Slightly inclined Open !

        Felix Cheung

        Published online: 23 September 2009 | doi:10.1038/nchina.2009.187

        Original article citation:

        Pan, Y. et al. Reduced efficiency of magnetotaxis in magnetotactic coccoid bacteria in higher than geomagnetic fields. Biophys. J. 97, 986–991 (2009).

      • Atomic physics: Photoionization is simple man Open !

        Felix Cheung

        Published online: 09 September 2009 | doi:10.1038/nchina.2009.179

        Original article citation:

        Quan, W. et al. Classical aspects in above-threshold ionization with a midinfrared strong laser field. Phys. Rev. Lett. 103, 093001 (2009).

      • Condensed matter physics: Trapped in resistance

        Felix Cheung

        Published online: 26 August 2009 | doi:10.1038/nchina.2009.171

        Original article citation:

        Chen, Y., Chen, L., Lian, G. & Xiong, G. Resistance and superconductivity switching caused by carrier injection: Evidences of self-trapping carriers in oxide electronics. J. Appl. Phys. 106, 023708 (2009).

      • Molecular physics: A few kicks in the right direction Open !

        Felix Cheung

        Published online: 05 August 2009 | doi:10.1038/nchina.2009.159

        Original article citation:

        Shu, C. C., Yuan, K. J., Hu, W. H. & Cong, S. L. Carrier-envelope phase-dependent field-free molecular orientation. Phys. Rev. A 80, 011401 (2009).

      • Condensed matter physics: Mixed moments Open !

        Felix Cheung

        Published online: 22 July 2009 | doi:10.1038/nchina.2009.149

        Original article citation:

        Zhao, J. et al. Spin waves and magnetic exchange interactions in CaFe2As2. Nature Phys. doi:10.1038/nphys1336 (2009).

      • Material physics: Intrinsically magnetic

        Felix Cheung

        Published online: 22 July 2009 | doi:10.1038/nchina.2009.150

        Original article citation:

        Zhang, Z. H. et al. Evidence of intrinsic ferromagnetism in individual dilute magnetic semiconducting nanostructures. Nature Nanotech. doi:10.1038/nnano.2009.181 (2009).

      • Nanodevices: Ring cavity Open !

        Felix Cheung

        Published online: 15 July 2009 | doi:10.1038/nchina.2009.144

        Original article citation:

        Ma, R. M. et al. Light coupling and modulation in coupled nanowire ring–Fabry-Pérot cavity. Nano Lett. doi:10.1021/nl901190v (2009).

      • Photovoltaics: The sky is the limit

        Felix Cheung

        Published online: 15 July 2009 | doi:10.1038/nchina.2009.145

        Original article citation:

        Chen, C., Zhang, W., Kong, E. S. W. & Zhang, Y. Carbon nanotube photovoltaic device with asymmetrical contacts. Appl. Phys. Lett. doi:10.1063/1.3136905 (2009).

      • Optics: Swap trick Open !

        Felix Cheung

        Published online: 08 July 2009 | doi:10.1038/nchina.2009.141

        Original article citation:

        Lai, Y. et al. Illusion optics: The optical transformation of an object into another object. Phys. Rev. Lett. doi:10.1103/PhysRevLett.102.253902 (2009).

      • Superconductivity: A first-time parent

        Felix Cheung

        Published online: 08 July 2009 | doi:10.1038/nchina.2009.142

        Original article citation:

        Zhu, X. et al. Transition of stoichiometric Sr2VO3FeAs to a superconducting state at 37.2 K. Phys. Rev. B 79, 220512 (2009).

      • Plasma physics: Finding the immeasurable

        Felix Cheung

        Published online: 10 June 2009 | doi:10.1038/nchina.2009.125

        Original article citation:

        Chen, W. C., Zhu, X. M., Zhang, S. & Pu, Y. K. Reconstruction of ion energy distribution function in a capacitive rf discharge. Appl. Phys. Lett. 94, 211503 (2009).

      • Superconductivity: Isotopes in action Open !

        Felix Cheung

        Published online: 13 May 2009 | doi:10.1038/nchina.2009.96

        Original article citation:

        Liu, R. H. et al. A large iron isotope effect in SmFeAsO1-x Fx and Ba1-xKxFe2As2. Nature doi:10.1038/nature07981 (2009).

      • Electronics: Tandem light Open !

        Felix Cheung

        Published online: 06 May 2009 | doi:10.1038/nchina.2009.93

        Original article citation:

        Wang, Q. et al. A high-performance tandem white organic light-emitting diode combining highly effective white-units and their interconnection layer. J. Appl. Phys. 105, 076101 (2009).

      • Biophysics: Water aid

        Tim Reid

        Published online: 22 April 2009 | doi:10.1038/nchina.2009.82

        Original article citation:

        Zuo, G., Hu, J. & Fang, H. Effect of the ordered water on protein folding: An off-lattice Go macr-like model study. Phys. Rev. E 79, 031925 (2009).

      • Nonlinear dynamics: Spiralling heartbeats

        Tim Reid

        Published online: 22 April 2009 | doi:10.1038/nchina.2009.83

        Original article citation:

        Xu, L., Qu, Z. & Di, Z. Drifting dynamics of dense and sparse spiral waves in heterogeneous excitable media. Phys. Rev. E 79, 036212 (2009).

      • Plasmonics: Hybrid gives a boost

        Rachel Won

        Published online: 22 April 2009 | doi:10.1038/nchina.2009.84

        Original article citation:

        Wan, R., Liu, F., Tang, X., Huang, Y. & Peng, J. Vertical coupling between short range surface plasmon polariton mode and dielectric waveguide mode. Appl. Phys. Lett. 94 141104 (2009).

      • Theoretical physics: Ground work

        Tim Reid

        Published online: 01 April 2009 | doi:10.1038/nchina.2009.66

        Original article citation:

        Zhou, J. Zhou, H. Ground-state entropy of the random vertex-cover problem. Phys. Rev. E 79, 020103 (2009).

      • Quantum physics: Resonate with excitement Open !

        Felix Cheung

        Published online: 25 March 2009 | doi:10.1038/nchina.2009.60

        Original article citation:

        Sun, G. et al. Population inversion induced by Landau–Zener transition in a strongly driven rf superconducting quantum interference device. Appl. Phys. Lett. 94, 102502 (2009).

      • Analytical chemistry: Finding singles Open !

        Felix Cheung

        Published online: 18 March 2009 | doi:10.1038/nchina.2009.52

        Original article citation:

        Luo, Z. et al. Stabilizing single-molecular Raman spectrum of a nonbonding molecule on Ag nanoparticles. Chem. Comm. 11, 1342–1344 (2009).

      • Optics: Invisibility in the vicinity

        Felix Cheung

        Published online: 18 March 2009 | doi:10.1038/nchina.2009.54

        Original article citation:

        Lai, Y., Chen, H., Zhang, Z. Q. & Chan, C. T. Complementary media invisibility cloak that cloaks objects at a distance outside the cloaking shell. Phys. Rev. Lett. 102, 093901 (2009).

      • Material physics: Ageing electrics

        Felix Cheung

        Published online: 11 March 2009 | doi:10.1038/nchina.2009.48

        Original article citation:

        Xue, D. et al. Aging effect in paraelectric state of ferroelectrics: Implication for a microscopic explanation of ferroelectric deaging. Appl. Phys. Lett. 94, 082902 (2009).

      • Plasma physics: Focus on your neutrons Open !

        Felix Cheung

        Published online: 04 March 2009 | doi:10.1038/nchina.2009.42

        Original article citation:

        Zhuo, H. B. et al. Laser-driven inertial ion focusing. Phys. Rev. E 79, 015401 (2009).

      • Nuclear physics: A massive problem Open !

        Tim Reid

        Published online: 25 February 2009 | doi:10.1038/nchina.2009.36

        Original article citation:

        Zhan, L., Wang, Y., Cao, J. & Wen, L. Determination of the neutrino mass hierarchy at an intermediate baseline. Phys. Rev. D doi:10.1103/PhysRevD.78.111103 (2008).

      • Gamma-ray bursts: Neutron afterglow

        Tim Reid

        Published online: 18 February 2009 | doi:10.1038/nchina.2009.30

        Original article citation:

        Fan, Y. Z., Zhang, B. & Wei, D. M. Naked-eye optical flash from gamma-ray burst 080319B: Tracing the decaying neutrons in the outflow. Phys. Rev. D 79, 021301 (2009).

      • Superconductivity: Think outside the square

        Felix Cheung

        Published online: 11 February 2009 | doi:10.1038/nchina.2009.24

        Original article citation:

        Yuan, H. Q. et al. Nearly isotropic superconductivity in (Ba,K)Fe2As2. Nature 457, 565–568 (2009).

      • Quantum optics: Josephson effect — the light version Open !

        Felix Cheung

        Published online: 04 February 2009 | doi:10.1038/nchina.2009.18

        Original article citation:

        Ji, A. C., Sun, Q., Xie, X. C. & Liu., W. M. Josephson effect for photons in two weakly linked microcavities. Phy. Rev. Lett. 102, 023602 (2009).

      • Metamaterials: Stop light! Open !

        Tim Reid

        Published online: 21 January 2009 | doi:10.1038/nchina.2009.12

        Original article citation:

        Jiang, T., Zhao, J. & Feng, Y. Stopping light by an air waveguide with anisotropic metamaterial cladding. Opt. Express 17, 170–177 (2009).

      • Pedestrian dynamics: Think like a walker

        Felix Cheung

        Published online: 14 January 2009 | doi:10.1038/nchina.2009.6

        Original article citation:

        Kuang, H., Li, X., Song, T. & Dai, S. Analysis of pedestrian dynamics in counter flow via an extended lattice gas model. Phys. Rev. E 78, 066117 (2008).

      • Laser physics: The long and the short of it Open !

        Tim Reid

        Published online: 07 January 2009 | doi:10.1038/nchina.2008.303

        Original article citation:

        Xi, T. T., Lu, X. & Zhang, J. Spatiotemporal moving focus of long femtosecond-laser filaments in air. Phys. Rev. E 78, 055401 (2008).

      • Quantum physics: Long-term memory

        Tim Reid

        Published online: 07 January 2009 | doi:10.1038/nchina.2008.304

        Original article citation:

        Zhao, B. et al. A millisecond quantum memory for scalable quantum networks. Nature Phys. doi:10.1038/nphys1153 (2008).

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