Search Results - "Leng, Y."

High-Brightness High-Energy Electron Beams from a Laser Wakefield Accelerator via Energy Chirp Control by Wang, W T, Li, W T, Liu, J S, Zhang, Z J, Qi, R, Yu, C H, Liu, J Q, Fang, M, Qin, Z Y, Wang, C, Xu, Y, Wu, F X, Leng, Y X, Li, R X, Xu, Z Z

“…By designing a structured gas density profile between the dual-stage gas jets to manipulate electron seeding and energy chirp reversal for compressing the…”
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Near-GeV Electron Beams at a Few Per-Mille Level from a Laser Wakefield Accelerator via Density-Tailored Plasma by Ke, L. T., Feng, K., Wang, W. T., Qin, Z. Y., Yu, C. H., Wu, Y., Chen, Y., Qi, R., Zhang, Z. J., Xu, Y., Yang, X. J., Leng, Y. X., Liu, J. S., Li, R. X., Xu, Z. Z.

“…A simple, efficient scheme was developed to obtain near-gigaelectronvolt electron beams with energy spreads of few per-mille level in a single-stage laser…”
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Hollow Plasma Acceleration Driven by a Relativistic Reflected Hollow Laser by Wang, W. P., Jiang, C., Dong, H., Lu, X. M., Li, J. F., Xu, R. J., Sun, Y. J., Yu, L. H., Guo, Z., Liang, X. Y., Leng, Y. X., Li, R. X., Xu, Z. Z.

“…In order to address the present difficulty in experimentally generating the relativistic Laguerre-Gaussian laser, primarily due to damage caused to optical…”
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Synthesis, characterization and ab initio simulation of magnesium-substituted hydroxyapatite by Ren, F., Leng, Y., Xin, R., Ge, X.

“…The substitution of magnesium in hydroxyapatite (HA) was examined in HA nano-crystals synthesized by the wet-chemical precipitation method at 90 °C…”
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Extrusion based rapid prototyping technique: An advanced platform for tissue engineering scaffold fabrication by Hoque, M. Enamul, Chuan, Y. Leng, Pashby, Ian

“…Advances in scaffold design and fabrication technology have brought the tissue engineering field stepping into a new era. Conventional techniques used to…”
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Intrinsic phonon anharmonicity in heavily doped graphene probed by Raman spectroscopy by Chen, X., Lin, M.-L., Cong, X., Leng, Y.-C., Zhang, X., Tan, P.-H.

“…The temperature-dependent (T-dependent) linewidth (ΓG) and frequency shift (ΔωG) of the G mode provide valuable information on the phonon anharmonicity of…”
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Collisionless Shock Acceleration of High-Flux Quasimonoenergetic Proton Beams Driven by Circularly Polarized Laser Pulses by Zhang, H, Shen, B F, Wang, W P, Zhai, S H, Li, S S, Lu, X M, Li, J F, Xu, R J, Wang, X L, Liang, X Y, Leng, Y X, Li, R X, Xu, Z Z

“…We present experimental studies on ion acceleration using an 800-nm circularly polarized laser pulse with a peak intensity of 6.9×10^{19}  W/cm^{2} interacting…”
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MicroRNA-29a promotes colorectal cancer metastasis by regulating matrix metalloproteinase 2 and E-cadherin via KLF4 by Tang, W, Zhu, Y, Gao, J, Fu, J, Liu, C, Liu, Y, Song, C, Zhu, S, Leng, Y, Wang, G, Chen, W, Du, P, Huang, S, Zhou, X, Kang, J, Cui, L

“…Background: Growing evidence suggests that miR-29a has an important role in regulating tumourigenesis and development of various types of cancer. However, the…”
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Poultry Response to Heat Stress: Its Physiological, Metabolic, and Genetic Implications on Meat Production and Quality Including Strategies to Improve Broiler Production in a Warming World by Nawaz, Ali H., Amoah, Kwaku, Leng, Qi Y., Zheng, Jia H., Zhang, Wei L., Zhang, Li

“…The continuous increase in poultry production over the last decades to meet the high growing demand and provide food security has attracted much concern due to…”
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Hemocompatibility of titanium oxide films by Huang, N., Yang, P., Leng, Y.X., Chen, J.Y., Sun, H., Wang, J., Wang, G.J., Ding, P.D., Xi, T.F., Leng, Y.

“…Hemocompatibility is a key property of biomaterials that come in contact with blood. Surface modification has shown great potential for improving the…”
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All-optical cascaded laser wakefield accelerator using ionization-induced injection by Liu, J S, Xia, C Q, Wang, W T, Lu, H Y, Wang, Ch, Deng, A H, Li, W T, Zhang, H, Liang, X Y, Leng, Y X, Lu, X M, Wang, C, Wang, J Z, Nakajima, K, Li, R X, Xu, Z Z

“…We report on near-GeV electron beam generation from an all-optical cascaded laser wakefield accelerator (LWFA). Electron injection and acceleration are…”
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Wear and corrosion properties of diamond like carbon (DLC) coating on stainless steel, CoCrMo and Ti6Al4V substrates by Zhang, T.F., Deng, Q.Y., Liu, B., Wu, B.J., Jing, F.J., Leng, Y.X., Huang, N.

“…Stainless steel, CoCrMo alloy and titanium alloy are the most commonly used metal materials for artificial joint. But the generation of wear debris and metal…”
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Collimated particle acceleration by vortex laser-induced self-structured “plasma lens” by Wang, W. P., Dong, H., Shi, Z. Y., Leng, Y. X., Li, R. X., Xu, Z. Z.

“…A micrometer-scale “plasma lens” self-constructed by the prepulse and main pulse of the Laguerre–Gaussian (LG) laser is realized to enhance the collimation and…”
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The role of metal ions in the behavior of bovine serum albumin molecules under physiological environment by Jing, P.P., Li, Y.X., Su, Y.H., Liang, W.L., Leng, Y.X.

“…[Display omitted] •Addition of Fe3+, Fe2+, and Cu2+ ions alters the tertiary structure of BSA.•Fe3+ and Cu2+ ions promote BSA structural transformation from…”
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Daytime napping, sleep duration and increased 8-year risk of type 2 diabetes in a British population by Leng, Y, Cappuccio, F.P, Surtees, P.G, Luben, R, Brayne, C, Khaw, K.-T

“…Abstract Background and aims Few studies have prospectively examined the relationship between daytime napping and risk of type 2 diabetes. We aimed to study…”
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First lasing of an echo-enabled harmonic generation free-electron laser by Zhao, Z. T., Wang, D., Chen, J. H., Chen, Z. H., Deng, H. X., Ding, J. G., Feng, C., Gu, Q., Huang, M. M., Lan, T. H., Leng, Y. B., Li, D. G., Lin, G. Q., Liu, B., Prat, E., Wang, X. T., Wang, Z. S., Ye, K. R., Yu, L. Y., Zhang, H. O., Zhang, J. Q., Zhang, Me, Zhang, Mi, Zhang, T., Zhong, S. P., Zhou, Q. G.

“…Free-electron lasers have been successfully operated with ultrahigh brightness and excellent transverse coherence at X-ray wavelengths 1 , 2 , 3 , 4 . One of…”
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Design and Testing of an Ultralow Q CBPM by Cao, S. S., Yuan, R. X., Leng, Y. B., Yang, L.

“…High repetition rates are considered essential to meet the anticipated new demands of the free-electron laser (FEL) facility. To offer precise beam handling…”
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Effect of modulation periods on the microstructure and mechanical properties of DLC/TiC multilayer films deposited by filtered cathodic vacuum arc method by Xu, Zhaoying, Sun, H., Leng, Y.X., Li, Xueyuan, Yang, Wenmao, Huang, N.

“…•DLC/TiC multilayer films with different modulation periods at same modulation ratio 1:1 were deposited by FCVA.•The residual stress of DLC/TiC multilayer…”
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Combined non-pharmacological interventions for newborn pain relief in two degrees of pain procedures: A randomized clinical trial by Leng, H.-Y., Zheng, X.-L., Zhang, X.-H., He, H.-Y., Tu, G.-F., Fu, Q., Shi, S.-N., Yan, L.

“…Background Non‐pharmacological interventions are effective neonatal pain reduction strategies. We aimed to study the effects of non‐nutritive sucking (NNS) and…”
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Arctigenin, a natural compound, activates AMP-activated protein kinase via inhibition of mitochondria complex I and ameliorates metabolic disorders in ob/ob mice by Huang, S.-L., Yu, R.-T., Gong, J., Feng, Y., Dai, Y.-L., Hu, F., Hu, Y.-H., Tao, Y.-D., Leng, Y.

“…Aims/hypothesis Arctigenin is a natural compound that had never been previously demonstrated to have a glucose-lowering effect. Here it was found to activate…”
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