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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共131条记录   Spectral and temporal stealthy fiber-optic communication using sampling and phase encoding [作者：Yeminy, T; Sadot, D; Zalevsky, Z,期刊：OPTICS EXPRESS, 页码：20182-20198 , 文章类型： Article，,卷期：2011年19-21] We propose a method for covert fiber-optic communication in both frequency and time domains. The power spectral density of the pulse sequence bearing the information is spread in the frequency domain below the noise leve... Three-dimensional subwavelength confinement of terahertz electromagnetic surface modes in a coupled slit structure [作者：Yang, JK; Kee, CS; Lee, JW,期刊：OPTICS EXPRESS, 页码：20199-20213 , 文章类型： Article，,卷期：2011年19-21] We report on the three-dimensional subwavelength confinement of the electromagnetic waves at a coupled metallic slit structure beyond diffraction limit in terahertz region. Lateral confinement behavior, leading to the th... Realization of nano static strain sensing with fiber Bragg gratings interrogated by narrow linewidth tunable lasers [作者：Liu, QW; Tokunaga, T; He, ZY,期刊：OPTICS EXPRESS, 页码：20214-20223 , 文章类型： Article，,卷期：2011年19-21] Aiming at realizing a static strain sensor of nano-strain resolution, which is required in most geophysical applications, this paper presents a thorough analysis on the strain resolution of a fiber Bragg grating (FBG) st... Measurements of NO and CO in Shanghai urban atmosphere by using quantum cascade lasers [作者：Tang, YY; Liu, WQ; Kan, RF; Liu, JG; He, YB; Zhang, YJ; Xu, ZY; Ruan, J; Geng, H,期刊：OPTICS EXPRESS, 页码：20224-20232 , 文章类型： Article，,卷期：2011年19-21] Nitric oxide (NO) and carbon monoxide (CO) in Shanghai urban atmosphere have been measured during the EXPO 2010 by an optical trace gas monitoring system based on room-temperature pulsed quantum cascade lasers (QCL). The... Far-field superfocusing with an optical fiber based surface plasmonic lens made of nanoscale concentric annular slits [作者：Liu, YX; Xu, H; Stief, F; Zhitenev, N; Yu, M,期刊：OPTICS EXPRESS, 页码：20233-20243 , 文章类型： Article，,卷期：2011年19-21] We present experimental demonstration of light superfocusing by using an optical fiber based surface plasmonic (SP) lens with nanoscale concentric annular slits. A far-field, sub-diffraction-limit sized focus was achieve... Transport of intensity phase imaging from multiple intensities measured in unequally-spaced planes [作者：Xue, BD; Zheng, SL; Cui, LY; Bai, XZ; Zhou, FG,期刊：OPTICS EXPRESS, 页码：20244-20250 , 文章类型： Article，,卷期：2011年19-21] A method based on the transport of intensity equation (TIE) for phase retrieval is presented, which can retrieve the optical phase from intensity measurements in multiple unequally-spaced planes in the near-field region.... Quantum cascade laser based standoff photoacoustic chemical detection [作者：Chen, X; Cheng, LW; Guo, DK; Kostov, Y; Choa, FS,期刊：OPTICS EXPRESS, 页码：20251-20257 , 文章类型： Article，,卷期：2011年19-21] Standoff chemical detection with a distance of more than 41 feet using photoacoustic effect and quantum cascade laser (QCL) operated at relatively low power, less than 40 mW, is demonstrated for the first time. The optio... Five-port optical router for photonic networks-on-chip [作者：Ji, RQ; Yang, L; Zhang, L; Tian, YH; Ding, JF; Chen, HT; Lu, YY; Zhou, P; Zhu, WW,期刊：OPTICS EXPRESS, 页码：20258-20268 , 文章类型： Article，,卷期：2011年19-21] We experimentally demonstrate a spatially non-blocking five-port optical router, which is based on microring resonators tuned through the thermo-optic effect. The characteristics of the microring-resonator-based switchin... Numerical characterization of transient polarization square-wave switching in two orthogonally coupled VCSELs [作者：Torre, MS; Gavrielides, A; Masoller, C,期刊：OPTICS EXPRESS, 页码：20269-20278 , 文章类型： Article，,卷期：2011年19-21] We study the dynamics of two vertical-cavity surface-emitting lasers (VCSELs) mutually coupled such that the natural lasing polarization of each laser is rotated by 90 degrees and then is injected into the other laser. S... Phase dependence of electron localization in HeH(2+) dissociation with an intense few-cycle laser pulse [作者：Liu, KL; Hong, WY; Lu, PX,期刊：OPTICS EXPRESS, 页码：20279-20287 , 文章类型： Article，,卷期：2011年19-21] The electron localization in the dissociation of the asymmetric charged molecular ion HeH(2+) exposed to an intense few-cycle laser pulse is studied by solving numerically the 3D time-dependent Schrodinger equation. By v... SESAMs for high-power femtosecond modelocking: power scaling of an Yb:LuScO(3) thin disk laser to 23 W and 235 fs [作者：Saraceno, CJ; Heckl, OH; Baer, CRE; Golling, M; Sudmeyer, T; Beil, K; Krankel, C; Petermann, K; Huber, G; Keller, U,期刊：OPTICS EXPRESS, 页码：20288-20300 , 文章类型： Article，,卷期：2011年19-21] We report on power scaling of a modelocked thin disk laser based on the broadband mixed sesquioxide material Yb:LuScO(3). One of the key elements to achieve this result was an improved SESAM design with reduced two-photo... Diffuse optical monitoring of repeated cerebral ischemia in mice [作者：Shang, Y; Chen, L; Toborek, M; Yu, GQ,期刊：OPTICS EXPRESS, 页码：20301-20315 , 文章类型： Article，,卷期：2011年19-21] Occlusions of bilateral common carotid arteries (bi-CCA) in mice are popular models for the investigation of transient forebrain ischemia. Currently available technologies for assessing cerebral blood flow (CBF) and oxyg... Efficient electro-optic sampling detection of terahertz radiation via Cherenkov phase matching [作者：Tani, M; Horita, K; Kinoshita, T; Que, CT; Estacio, E; Yamamoto, K; Bakunov, MI,期刊：OPTICS EXPRESS, 页码：19901-19906 , 文章类型： Article，,卷期：2011年19-21] We experimentally demonstrate an efficient electro-optic sampling scheme based on Cherenkov phase matching of broadband terahertz radiation with 800-nm femtosecond probe beam in a 0.5 mm-thick LiNbO(3) crystal coupled to... Spatial light interference tomography (SLIT) [作者：Wang, Z; Marks, DL; Carney, PS; Millet, LJ; Gillette, MU; Mihi, A; Braun, PV; Shen, Z; Prasanth, SG; Popescu, G,期刊：OPTICS EXPRESS, 页码：19907-19918 , 文章类型： Article，,卷期：2011年19-21] We present spatial light interference tomography (SLIT), a label-free method for 3D imaging of transparent structures such as live cells. SLIT uses the principle of interferometric imaging with broadband fields and combi... Full-field microimaging with 8 keV X-rays achieves a spatial resolutions better than 20 nm [作者：Chen, TY; Chen, YT; Wang, CL; Kempson, IM; Lee, WK; Chu, YS; Hwu, Y; Margaritondo, G,期刊：OPTICS EXPRESS, 页码：19919-19924 , 文章类型： Article，,卷期：2011年19-21] Fresnel zone plates (450 nm thick Au, 25 nm outermost zone width) used as objective lenses in a full field transmission reached a spatial resolution better than 20 nm and 1.5% efficiency with 8 keV photons. Zernike phase... Slim Luneburg lens for antenna applications [作者：Demetriadou, A; Hao, Y,期刊：OPTICS EXPRESS, 页码：19925-19934 , 文章类型： Article，,卷期：2011年19-21] Luneburg lens is a marvellous optical lens but is extremely difficult to be applied in any practical antenna system due to its large spherical shape. In this paper, we propose a transformation that reduces the profile of...