Showing 5,721 - 5,740 results of 5,957 for search '"optics"', query time: 0.08s Refine Results
  1. 5721

    Neuron-Specific Glycine Metabolism Links Transfer RNA Epitranscriptomic Regulation to Complex Behaviors by Jennifer Blaze, Viviana Dolores Evans, Jessica Abigail Feria Pliego, Petr Unichenko, Behnam Javidfar, Soeren Heissel, Hanan Alwaseem, Zachary Pennington, Denise Cai, Henrik Molina, Christian Henneberger, Schahram Akbarian

    Published 2025-03-01
    “…Changes in extracellular glycine levels were monitored by an optical glycine Förster resonance energy transfer (FRET) sensor in the hippocampus, and behavioral phenotyping included cognition, anxiety-like behavior, and behavioral despair. …”
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  2. 5722

    Changes in Tropospheric Nitrogen Dioxide Vertical Column Densities over Japan and Korea during the COVID-19 Using Pandora and MAX-DOAS by Yongjoo Choi, Yugo Kanaya, Hisahiro Takashima, Kihong Park, Haebum Lee, Jihyo Chong, Jae Hwan Kim, Jin-Soo Park

    Published 2023-03-01
    “…Abstract We investigated the impact of human activity during COVID-19 on the tropospheric nitrogen dioxide vertical column density (NO2 TropVCD) at three urban sites (Gwangju and Busan in Korea and Yokosuka in Japan) and one remote site (Cape Hedo in Japan) from Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) and Pandora. …”
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  3. 5723

    Airborne radiometric data for digital soil mapping of peat at broad and local scales by Dave O’Leary, Colin Brown, Jim Hodgson, John Connolly, Louis Gilet, Patrick Tuohy, Owen Fenton, Eve Daly

    Published 2025-01-01
    “…Traditional mapping methods include in-situ soil auger sampling or peat probing (for depth) while modern methods also incorporate satellite data (optical and radar). However, both methods have limitations. …”
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  4. 5724

    Monitoring changes of forest height in California by Samuel Favrichon, Jake Lee, Yan Yang, Yan Yang, Ricardo Dalagnol, Ricardo Dalagnol, Fabien Wagner, Le Bienfaiteur Sagang, Le Bienfaiteur Sagang, Sassan Saatchi, Sassan Saatchi, Sassan Saatchi

    Published 2025-01-01
    “…We train a deep neural network to predict forest height metrics at 10-m resolution from radar and optical satellite imagery. Model validation against independent airborne LiDAR data showed a R2≥0.65 for the top of canopy height outperforming existing GEDI-based height maps and with improved sensitivity for mapping tall trees (RH98 ≥ 50 m) across California. …”
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  5. 5725

    Characterization and optimization of cerium oxide nanoparticle-doped cellulose acetate films using the Box-Behnken Design by Lívia Viana Aguiar de Oliveira, Noemi Raquel Checca Huaman, Sergio Neves Monteiro, Ulisses Oliveira Costa, Letícia Vitorazi

    Published 2025-03-01
    “…The Box-Behnken Design (BBD) was applied to optimize the effects of CeO₂ concentration, PEG content, and drying temperature on mechanical, thermal, and optical properties. The films exhibited enhanced UV absorption, with CeO₂ increasing absorbance at 316 nm, while PEG influenced a nonlinear absorption response at 211 nm. …”
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  6. 5726
  7. 5727

    New proposal for a multimodal imaging approach for the subclinical detection of hydroxychloroquine-induced retinal toxicity in patients with systemic lupus erythematosus by Ricard Cervera, Alfredo Adan, Gerard Espinosa, Jose Rios, Olga Araujo, José Hernández-Rodríguez, Laura Pelegrín, Ricardo P Casaroli-Marano, Halbert Hernández-Negrín, Marc Figueras-Roca, Vanesa Budi, Montse Morató

    Published 2024-05-01
    “…Each patient underwent a comprehensive ophthalmic evaluation, comprising structural tests (spectral-domain optical coherence tomography (SD-OCT), en face OCT, en face OCT angiography (OCTA), fundus autofluorescence (FAF)) and functional tests (automated perimetry for visual field (VF) testing, multifocal electroretinography (mfERG)). …”
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  8. 5728

    Multiple Sessions of Antimicrobial Photodynamic Therapy Improve Periodontal Outcomes in Patients with Down Syndrome: A 12-Month Randomized Clinical Trial by Rafael Ferreira, Sebastião Luiz Aguiar Greghi, Adriana Campos Passanezi Sant’Ana, Mariana Schutzer Ragghianti Zangrando, Carla Andreotti Damante

    Published 2025-01-01
    “…For aPDT, a red laser (658 nm; 0.1 W; 2229 J/cm<sup>2</sup>; 40 s sweeping with optical fiber) combined with methylene blue (MB) (100 µg/mL) was applied across repeated sessions (on days 3, 7, and 14). …”
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  9. 5729

    Needle tracking and segmentation in breast ultrasound imaging based on spatio-temporal memory network by Qiyun Zhang, Jiawei Chen, Jinhong Wang, Haolin Wang, Yi He, Yi He, Bin Li, Zhemin Zhuang, Huancheng Zeng

    Published 2025-01-01
    “…The proposed network integrates a hybrid encoder that employs CNN-Transformer architectures, along with an optical flow estimation method. From the Ultrasound Imaging Department at the First Affiliated Hospital of Shantou University, we developed a real-time segmentation dataset specifically designed for ultrasound-guided needle puncture procedures in breast tumors, which includes ultrasound biopsy video data collected from 11 patients.ResultsExperimental results demonstrate that this model significantly outperforms existing methods in improving the positioning accuracy of needle and enhancing the tracking stability. …”
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  10. 5730

    The clean analysis process of Mn2+ for industries: a comparative study on direct determination of high-concentration Mn2+ in solution using spectrophotometry by Yanli Xu, Fuyuan Xu, Yong Liu, Guangbin Zhu, Ying Chen, Ning Duan

    Published 2025-01-01
    “…The study found that the weak absorption characteristic of aqueous Mn²⁺ due to spin-forbidden transitions is advantageous for direct determination at high concentrations in its original valence state. By optimizing the optical path and wavelength, concentrations up to 50 g/L were detected, surpassing the PPS upper limit by 5000 times. …”
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  11. 5731

    Contribution of Aerosol Species to the 2019 Smoke Episodes over the East Coast of Peninsular Malaysia by Nur Nazmi Liyana Mohd Napi, Maggie Chel Gee Ooi, Mohd Talib Latif, Liew Juneng, Mohd Shahrul Mohd Nadzir, Andy Chan, Li Li, Samsuri Abdullah

    Published 2022-05-01
    “…The correlation analysis showed a significantly strong positive correlation (r) of black carbon (HP1: 0.91; HP2: 0.96), organic carbon (HP1: 0.90; HP2: 0.94), and sulphate (HP1: 0.80; HP2: 0.61) with the aerosol optical depth (AOD) levels during high pollution episodes. …”
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  12. 5732

    Is Amanita phalloides Nephrotoxicity due to Mitochondrial Toxicity? by Jules Weinhard, Justine Serre, Perrine Frère, Clovis Adam, Marie Camille Lafargue, David Buob, Cédric Rafat

    Published 2025-03-01
    “…Histopathological examination of the kidney displayed moderate tubular injury characterized by dilated tubular lumens and flattening of the tubular epithelium on optic microscopy. Electron microscopy showed mitochondrial changes including swelling and decreased number of cristae. …”
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  13. 5733

    Nuclear and Star Formation Activities in Nearby Galaxies: Roles of Gas Supply and Active Galactic Nucleus Feedback by Huynh Anh N. Le, Yongquan Xue

    Published 2025-01-01
    “…We analyze a sample of  ~113,000 galaxies ( z  < 0.3) from the Sloan Digital Sky Survey, divided into star-forming, composite, Seyfert, and LINER types, to explore the relationships between UV-to-optical colors ( u – r ), star formation rates (SFRs), specific SFRs (sSFRs), stellar velocity dispersions ( σ _* ), mass accretion rates onto the black hole ( ${L}_{[{\rm{O}}\,{\rm{III}}]}/{\sigma }_{\ast }^{4}$ ), and Eddington ratios. …”
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  14. 5734

    Advanced TiO2-polypyrrole nanostructures enhance glucose detection accuracy with cutting-edge non-enzymatic electrochemical capabilities by Ashima Thakur, Sweety Pal, Usha Sharma, Ajit Sharma, Meenakshi Choudhary, Mukesh C. Joshi, Herma Dina Setiabudi, Prabal Pratap Singh, Atheesha Singh, Sudheesh K. Shukla

    Published 2025-06-01
    “…The resulting material were characterized by an optical and electrochemical techniques to validate its structural architecture and catalytic activity. …”
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  15. 5735

    Therapeutic Effect of Traditional Chinese Medicine on a Rat Model of Branch Retinal Vein Occlusion by Pan Long, Weiming Yan, Jianwen Liu, Manhong Li, Tao Chen, Zuoming Zhang, Jing An

    Published 2019-01-01
    “…The retinal layers were measured by optical coherence tomography (OCT). Full-field electroretinography (ffERG) was applied to evaluate the retinal function. …”
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  16. 5736

    Clinical and genetic aspects of albinism by V.V. Kadyshev, S.A. Ryazhskaya, O.V. Khalanskaya, N.V. Zhurkova, R.A. Zinchenko

    Published 2021-09-01
    “…Ocular presentations include hypopigmentation/lack of pigmentation of eye fundus and iris, foveal hypoplasia, low vision, nystagmus and strabismus, photophobia, iris transillumination, and asymmetrical decussation of nerve fibers at the optic chiasm. However, albinism can be a part of more complex genetic syndromes, e.g., Hermansky-Pudlak syndrome or Chediak-Higashi syndrome. …”
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  17. 5737
  18. 5738

    Fracture resistance and marginal fit of three different overlay designs using advanced zirconia-reinforced lithium disilicate CAD/CAM material by Heidi Saad Refaey, Sanaa H. Abdelkader, Yasser M. Aly

    Published 2025-01-01
    “…Marginal gap was measured before and after thermal aging procedure using an optical microscope. To measure fracture resistance, specimens were loaded till failure using the universal testing machine. …”
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  19. 5739

    Inebilizumab treatment in a patient with co-occurring AQP4-IgG positive neuromyelitis optica spectrum disorder and myasthenia gravis: a case report and literature review by Xiaoqian Song, Xiaoqian Song, Jingjiao Chen, Chenyang Jin, Yilong Peng, Yuewen Sun, Xueping Zheng

    Published 2025-01-01
    “…Additionally, of 44 patients with clear records of disease recurrence, 31 patients(70.5%) experienced frequent relapses of optic neuritis and myelitis, ranging from 1 to 15 attacks, averaging five. …”
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  20. 5740

    Xiaoyao Pills Attenuate Inflammation and Nerve Injury Induced by Lipopolysaccharide in Hippocampal Neurons In Vitro by Yang Fang, Boyu Shi, Xiaobo Liu, Jie Luo, Zhili Rao, Rong Liu, Nan Zeng

    Published 2020-01-01
    “…Xiaoyao Pills significantly decreased the levels of IL-6, TNF-α, and IDO in cell supernatant and increased the expression of BDNF, NGF, TrkB, TrkA, CREB, p-CREB, p-CREB/CREB, and SYP as well as the average optical density of BrdU/NeuN double-labelled positive cells. …”
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