Showing 2,441 - 2,460 results of 2,783 for search '"lasers"', query time: 0.07s Refine Results
  1. 2441

    Multilayer all-polymer metasurface stacked on optical fiber via sequential micro-punching process by Kim Moohyuk, Park Nu-Ri, Yu Aran, Kim Jin Tae, Jeon Minseok, Jeon Seung-Woo, Han Sang-Wook, Kim Myung-Ki

    Published 2023-02-01
    “…Employing a micro-punching process, we demonstrate highly efficient all-polymer metalenses and orbital angular momentum (OAM) metasurfaces coupled with single-mode fibers operating in the telecommunication band. A 1550 nm laser beam passing through three metalens layers stacked on the fiber is focused at a distance of 135 μm with 83% efficiency. …”
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  2. 2442

    Impact of a synchronous prophylactic treatment of the anterior accessory saphenous vein on the recurrent varicose vein rate in patients undergoing thermal ablation of an insufficie... by Lorenz Uhlmann, Christine Fink, Karsten Hartmann, Thomas Mattausch, Hans-Christian Wenzel, Phillip Zollmann, Jürgen Veltman, Thomas Weiler, Guido Lengfellner, Lars Müller, Markus Stücker, Felizitas Pannier, Carmen Dietrich, Tobias Hirsch

    Published 2022-06-01
    “…Introduction To date, there are no prospective studies evaluating the prevention of recurrent veins by the simultaneous treatment of a sufficient anterior accessory saphenous vein (AASV) in patients undergoing endovenous laser ablation (EVLA) of an insufficient great saphenous vein (GSV). …”
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  3. 2443

    Effect of crack template structure morphology on electromagnetic shielding efficiency and visual performance of metal mesh optical window by Liqing Yang, Yongmao Guan, Fei Gao, Rui Wan, Pengfei Wang

    Published 2025-03-01
    “…Four different acrylic resin colloids were prepared using water, ethylene glycol, glycerol, and N-methylpyrrolidone (NMP), leading to the creation of four mask templates (DP1–DP4).The morphology and structural characteristics of the templates were analyzed using optical and laser confocal microscopy. DP1, made with water, exhibited the highest edge warping (1.5 µm), whereas DP4, using ethylene glycol and glycerol, showed the least warping (0.3 µm). …”
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  4. 2444

    Gellan Gum Enhances the Quality of Egg-Based Yoghurt by Changing the Water Phase Distribution and Improving the Gel Texture by Yuanyuan Zhang, Jianwei Zang, Shutong Liu, Bingxu Yan, Daobang Tang, Jiguang Chen, Dongwen Li, Dayong Peng, Zebo Liu, Zhongping Yin

    Published 2025-01-01
    “…Low-field NMR assay results demonstrated that gellan gum significantly raised the amount of strongly bonded water while decreasing the amount of immobile water in the yoghurt. Confocal laser scanning microscopy revealed that EBY with 0.045% gellan gum had a better texture, whereas too much or too little gellan gum led to a coarser structure. …”
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  5. 2445

    Dynamic Response of Graphitic Targets with Tantalum Cores Impacted by Pulsed 440-GeV Proton Beams by Pascal Simon, Philipp Drechsel, Peter Katrik, Kay-Obbe Voss, Philipp Bolz, Fiona J. Harden, Michael Guinchard, Yacine Kadi, Christina Trautmann, Marilena Tomut

    Published 2021-01-01
    “…The dynamic response was investigated by monitoring the surface velocity of the samples by laser Doppler vibrometry. The study comprises different graphite grades, such as polycrystalline, expanded and carbon-fiber reinforced graphite, and low-density graphitic foams, all candidates for beam-intercepting devices in high-power accelerators. …”
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  6. 2446

    Selective toxicity of a novel antimicrobial peptide Acidocin 4356 against Pseudomonas aeruginosa and Acinetobacter baumannii in human cell-based in vitro infection models by Mahbubeh Talaee, Sima Modiri, Marzieh Rajabi, Fatemeh Saadati, Ali Akbari, Sahar Javadi, Shuaiqi Guo, Hojatollah Vali, Kambiz Akbari Noghabi

    Published 2025-01-01
    “…This study evaluated the antibacterial effectiveness of ACD against Acinetobacter baumannii and Pseudomonas aeruginosa. Laser scanning confocal microscopy (LSCM) and scanning electron microscopy (SEM) revealed significant biofilm dispersion at ACD concentrations as low as 1/2 MIC. …”
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  7. 2447

    Cross-sectional imaging of speed-of-sound distribution using photoacoustic reversal beacons by Yang Wang, Danni Wang, Liting Zhong, Yi Zhou, Qing Wang, Wufan Chen, Li Qi

    Published 2025-02-01
    “…Herein, we propose a method for SOS imaging using scanned photoacoustic beacons excited by short laser pulse with inversion reconstruction. Our method is based on photoacoustic reversal beacons (PRBs), which are small light-absorbing targets with strong photoacoustic contrast. …”
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  8. 2448

    Preparation and Stability of Resveratrol-Loaded Pickering Emulsion Stabilized by Walnut Protein/Cistanche deserticola polysaccharide Composite Nanoparticles by LIU Zhanxia, LI Binbin, ZHAO Yue, WEI Changqing, FU Yini, WANG Ting, WU Hongbin, FU Xizhe

    Published 2024-12-01
    “…The results of confocal laser scanning microscopy (CLSM) showed that the WP/CDPS-stabilized emulsion could effectively encapsulate resveratrol (RT) with an encapsulation efficiency of more than 85%, which was higher than that of WP-stabilized emulsion, and the encapsulation efficiency reached 92.9% after 35 days of storage. …”
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  9. 2449

    Evaluation and mechanism investigations of titanium-fire inclusiveness in aeroengine compressor by MI Guangbao, SUN Ruochen, QIU Yuehai, DONG Fuli

    Published 2025-01-01
    “…In this study, a quantitative evaluation method for titanium fire inclusiveness of compressor was explored based on the mechanism of titanium alloy melt drop ablation and laser ignition technology. A test and evaluation method was established with the characteristic parameters of the melt drop penetration resistance of two configurations of TC4 titanium alloy casing, namely horizontal expansion and vertical drip. …”
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  10. 2450

    Heptamethine cyanine-based polymeric nanoparticles for photothermal therapy in HCT116 human colon cancer model by Sastiya Kampaengsri, Gong Yi Yong, Sirimongkon Aryamueang, Bongkot Ouengwanarat, Thitima Pewklang, Kantapat Chansaenpak, Sarawut Jitrapakdee, Chin-Siang Kue, Anyanee Kamkaew

    Published 2025-01-01
    “…Upon irradiation with an 808 nm laser for 10 min, a significant increase in temperature up to 24 °C can be achieved with a photothermal conversion (PTC) rate of approximately 35%. …”
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  11. 2451

    Nonradiative and Radiative Recombination in CdS Polycrystalline Structures by E. Gaubas, V. Borschak, I. Brytavskyi, T. Čeponis, D. Dobrovolskas, S. Juršėnas, J. Kusakovskij, V. Smyntyna, G. Tamulaitis, A. Tekorius

    Published 2013-01-01
    “…The simultaneous record of MW-PC and TR-PL responses ensures the same sampling area on the layer under investigation, as both (MW-PC and TR-PL) signals are generated by the same UV laser excitation beam. Two PL bands peaked at 500 and 700 nm were revealed. …”
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  12. 2452

    Self-induced optical non-reciprocity by Zhu-Bo Wang, Yan-Lei Zhang, Xin-Xin Hu, Guang-Jie Chen, Ming Li, Peng-Fei Yang, Xu-Bo Zou, Peng-Fei Zhang, Chun-Hua Dong, Gang Li, Tian-Cai Zhang, Guang-Can Guo, Chang-Ling Zou

    Published 2025-01-01
    “…It is demonstrated that the 70 μW signal could lever the non-reciprocity and realize a 30 dB isolation of the backward laser with a power 100 times higher. The demonstrated nonlinear non-reciprocal medium provides a versatile tool to control light and deepen our understanding of light-matter interactions and enables applications ranging from topological photonics to unidirectional quantum information transfer in a network.…”
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  13. 2453

    Investigation into the Synergistic Effects of Sediment Concentration and Particle Size on the Friction and Wear Properties of Nitrile Butadiene Rubber by Lun Wang, Xincong Zhou, Qipeng Huang, Xueshen Liu, Zhenjiang Zhou, Shaopeng Xing

    Published 2024-12-01
    “…The surface morphology of the test blocks was analyzed using a laser confocal microscope. The findings indicate that as sediment concentration increases, the particle size’s impact on NBR’s abrasive wear diminishes. …”
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  14. 2454

    Toxicological landscape of Fuzi: a comprehensive study on the spatial distribution of toxicants and regional neurotoxicity variability in zebrafish by Xiaoqi Pan, Xiaoqi Pan, Tianyu Liang, Han Feng, Weiying Liu, Qiaoxin Mou, Xiaoyu Yan

    Published 2025-02-01
    “…This study aims to investigate regional differences and underlying mechanisms of Fuzi-induced neurotoxicity across China. Matrix-assisted laser desorption/Ionization mass spectrometry imaging (MALDI-MSI) method was employed to map the spatial distribution of six key diester-type alkaloids from Fuzi samples originating from five major regions. …”
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  15. 2455

    Recent Advances in Surface Functionalized 3D Electrocatalyst for Water Splitting by Nadira Meethale Palakkool, Mike P. C. Taverne, Owen Bell, Jonathan D. Mar, Vincent Barrioz, Yongtao Qu, Chung‐Che Huang, Ying‐Lung Daniel Ho

    Published 2025-02-01
    “…It focuses on surface‐functionalized 3D‐printed electrodes using technologies like selective laser melting, stereolithography, and fused deposition modeling with non‐noble metal electrocatalysts such as transition metal oxides, hydroxides, and emerging 2D materials like transition metal carbide/nitride (MXenes) and transition metal dichalcogenides (TMDCs). …”
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  16. 2456

    Complement classical and alternative pathway activation contributes to diabetic kidney disease progression: a glomerular proteomics on kidney biopsies by Yang Yang, Ying Zhang, Yuan Li, Xinjin Zhou, Kazuho Honda, Dedong Kang, Muxi Wang, Jing-Hua Yang, Zongping Xia, Yuan Wei, Lu Liu, Ruimin Hu, Takashi Takaki, Guolan Xing

    Published 2025-01-01
    “…In this study, the glomerular proteome, especially the profiles of the complement proteins, was analyzed in kidney biopsies from 40 DKD patients and 10 normal controls using laser microdissection-assisted liquid chromatography-tandem mass spectrometry (LMD-LC-MS/MS). …”
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  17. 2457

    TRα1 mutant suppresses KLF9 to cause endometrial metaplasia with ectopic IL-33 expression leading to uterine fibrosis and infertility by Elijah Edmondson, Takahito Kimura, Eunmi Hwang, Minjun Kim, Andrew Warner, Yuelin Zhu, Li Zhao, Yanlin Yu, Xuguang Zhu, Maria Hernandez, Noemi Kedei, Sheue-yann Cheng

    Published 2025-01-01
    “…Histologically, there was progressive uterine atrophy in Thra1PV/+ mutant mice, characterized by squamous metaplasia of the endometrial mucosa and endometrial fibrosis. RNA-seq analysis of laser-captured micro-dissected endometrium and spatial transcriptomics revealed a key role for Krüppel-like factor (Klf9), a directly-regulated TR target gene, in normal endometrial differentiation. …”
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    Article
  18. 2458

    A Modified Wagner Stem Design Increases the Primary Stability in Cementless Revision Hip Arthroplasty by Julius M. Boettcher, MSc, Kay Sellenschloh, Dipl. Ing, Gerd Huber, Dr., Benjamin Ondruschka, Professor, Michael M. Morlock, Professor

    Published 2025-04-01
    “…Cortical contact in the femoral canal after implantation was evaluated by superimposing computed tomography scans and 3-dimensional laser scans. Stem subsidence and micromotion were evaluated to assess primary stability. …”
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  19. 2459
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