Search Results - "Xu, X. D."

The Impact of Corporate Environmental Violation on Shareholders' Wealth: a Perspective Taken from Media Coverage by Xu, X. D., Zeng, S. X., Zou, H. L., Shi, Jonathan J.

“…This study provides empirical evidence of the way in which media coverage of corporate environmental violation events affects shareholders' wealth due to stock…”
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Factors that Drive Chinese Listed Companies in Voluntary Disclosure of Environmental Information by Zeng, S. X., Xu, X. D., Yin, H. T., Tam, C. M.

“…Based on the institutional theory, this article attempts to examine two consecutive questions regarding the impact of various factors on corporate decision in…”
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Silicon photonic wire biosensor array for multiplexed real-time and label-free molecular detection by Densmore, A, Vachon, M, Xu, D-X, Janz, S, Ma, R, Li, Y-H, Lopinski, G, Delâge, A, Lapointe, J, Luebbert, C C, Liu, Q Y, Cheben, P, Schmid, J H

“…We demonstrate a silicon photonic wire waveguide biosensor array chip for the simultaneous monitoring of different molecular binding reactions. The chip is…”
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Colorless directional coupler with dispersion engineered sub-wavelength structure by Halir, R, Maese-Novo, A, Ortega-Moñux, A, Molina-Fernández, I, Wangüemert-Pérez, J G, Cheben, P, Xu, D-X, Schmid, J H, Janz, S

“…Directional couplers are extensively used devices in integrated optics, but suffer from limited operational wavelength range. Here we use, for the first time,…”
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Low power four wave mixing in an integrated, micro-ring resonator with Q = 1.2 million by Ferrera, M, Duchesne, D, Razzari, L, Peccianti, M, Morandotti, R, Cheben, P, Janz, S, Xu, D-X, Little, B E, Chu, S, Moss, D J

“…We demonstrate efficient, low power, continuous-wave four-wave mixing in the C-band, using a high index doped silica glass micro ring resonator having a…”
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Label-free biosensor array based on silicon-on-insulator ring resonators addressed using a WDM approach by Xu, D-X, Vachon, M, Densmore, A, Ma, R, Delâge, A, Janz, S, Lapointe, J, Li, Y, Lopinski, G, Zhang, D, Liu, Q Y, Cheben, P, Schmid, J H

“…We report a silicon-on-insulator ring resonator biosensor array with one output port, using wavelength division multiplexing as the addressing scheme. With the…”
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IGFBP2 promotes vasculogenic mimicry formation via regulating CD144 and MMP2 expression in glioma by Liu, Y., Li, F., Yang, Y. T., Xu, X. D., Chen, J. S., Chen, T. L., Chen, H. J., Zhu, Y. B., Lin, J. Y., Li, Y., Xie, X. M., Sun, X. L., Ke, Y. Q.

“…Vasculogenic mimicry (VM) refers to the fluid-conducting channels formed by aggressive tumor cells rather than endothelial cells (EC) with elevated expression…”
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All-optical XOR logic gate for 40Gb/s DPSK signals via FWM in a silicon nanowire by Li, F, Vo, T D, Husko, C, Pelusi, M, Xu, D-X, Densmore, A, Ma, R, Janz, S, Eggleton, B J, Moss, D J

“…We demonstrate an all-optical XOR logic function for 40Gb/s differential phase-shift keyed (DPSK) data signals in the C-band, based on four-wave mixing (FWM)…”
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Subwavelength waveguide grating for mode conversion and light coupling in integrated optics by Cheben, P, Xu, D-X, Janz, S, Densmore, A

“…We propose a new method for mode conversion and coupling between an optical fiber and a sub-micrometer waveguide using a subwavelength grating (SWG) with a…”
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Stock Market's Reaction to Disclosure of Environmental Violations: Evidence from China by Xu, X. D., Zeng, S. X., Tam, C. M.

“…The stock market's reaction to information disclosure of environmental violation events (EVEs) is investigated multi-dimensionally for Chinese listed…”
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Why does surface ozone peak before a typhoon landing in southeast China? by Jiang, Y C, Zhao, T L, Liu, J, Xu, X D, Tan, C H, Cheng, X H, Bi, X Y, Gan, J B, You, J F, Zhao, S Z

“…A high O3 episode with the large increases in surface ozone by 21–42 ppbv and the nocturnal surface O3 levels exceeding 70 ppbv was observed in the region…”
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A Silicon-on-Insulator Photonic Wire Based Evanescent Field Sensor by Densmore, A., Post, E., Xu, D.-X., Waldron, P., Janz, S., Cheben, P., Lapointe, J., Delage, A., Lamontagne, B., Schmid, J. H.

“…We demonstrate a new, highly sensitive evanescent field sensor using silicon-on-insulator (SOI) photonic wire waveguides. Theoretical analysis shows that thin…”
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Lattice distortion enabling enhanced strength and plasticity in high entropy intermetallic alloy by Wang, H., Yang, P. Y., Zhao, W. J., Ma, S. H., Hou, J. H., He, Q. F., Wu, C. L., Chen, H. A., Wang, Q., Cheng, Q., Guo, B. S., Qiao, J. C., Lu, W. J., Zhao, S. J., Xu, X. D., Liu, C. T., Liu, Y., Pao, C. W., Yang, Y.

“…Intermetallic alloys have traditionally been characterized by their inherent brittleness due to their lack of sufficient slip systems and absence of strain…”
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Whether Top Executives' Turnover Influences Environmental Responsibility: From the Perspective of Environmental Information Disclosure by Meng, X. H., Zeng, S. X., Tam, C. M., Xu, X. D.

“…We have empirically examined the relationship between top executives' turnover and the corporate environmental responsibility by identifying the influence of…”
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Spiral-path high-sensitivity silicon photonic wire molecular sensor with temperature-independent response by Densmore, A, Xu, D-X, Janz, S, Waldron, P, Mischki, T, Lopinski, G, Delâge, A, Lapointe, J, Cheben, P, Lamontagne, B, Schmid, J H

“…We demonstrate a new silicon photonic wire waveguide evanescent field (PWEF) sensor that exploits the strong evanescent field of the transverse magnetic mode…”
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Transition from direct to sequential two-proton decay in s–d shell nuclei by Golubkova, T.A., Xu, X.-D., Grigorenko, L.V., Mukha, I.G., Scheidenberger, C., Zhukov, M.V.

“…The transition between different mechanisms of two-proton decay in exotic nuclei and the governing physical conditions are generally studied. To perform this…”
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Climatological perspectives of air transport from atmospheric boundary layer to tropopause layer over Asian monsoon regions during boreal summer inferred from Lagrangian approach by Chen, B, Xu, X. D, Yang, S, Zhao, T. L

“…The Asian Summer Monsoon (ASM) region has been recognized as a key region that plays a vital role in troposphere-to-stratosphere transport (TST), which can…”
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Error-free all-optical demultiplexing at 160Gb/s via FWM in a silicon nanowire by Li, F, Pelusi, M, Xu, D-X, Densmore, A, Ma, R, Janz, S, Moss, D J

“…We demonstrate all-optical time division demultiplexing from 160Gb/s to 10Gb/s in the C-band, based on four-wave mixing (FWM) in a silicon nanowire. We achieve…”
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Identification of Vibrio alginolyticus virulent strain‐specific DNA regions by suppression subtractive hybridization and PCR by Xie, Z.‐Y., Gong, X.‐X., Xu, X.‐D., Mei, B., Xuan, X.‐Z., Long, H., Zhang, X., Cai, X.‐N.

“…Aims Vibrio alginolyticus was frequently isolated from diseased farmed fish in the coaster waters of Hainan Island over the past two decades. In this study, we…”
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A high-resolution silicon-on-insulator arrayed waveguide grating microspectrometer with sub-micrometer aperture waveguides by Cheben, P, Schmid, J H, Delâge, A, Densmore, A, Janz, S, Lamontagne, B, Lapointe, J, Post, E, Waldron, P, Xu, D-X

“…We demonstrate a 50-channel high-resolution arrayed waveguide grating microspectrometer with a 0.2 nm channel spacing on a silicon-on-insulator (SOI) platform…”
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