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  1. 1721
    “…New procedures and technical innovations for density separation of particle-rich matrices are presented, such as a spiral conveyor developed and validated for MP recovery. …”
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    When every particle matters: A QuEChERS approach to extract microplastics from environmental samples
  2. 1722
    por Hagras, Magda M., Kamel, Fatemah O.
    Publicado 2019
    “…In isolated tracheal spiral strips in vitro, SLIGRL did not affect the contractile response to acetylcholine or potassium chloride; however, histamine-induced contraction was inhibited in a dose-dependent manner. …”
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    Effect of Protease-Activated Receptor-2-Activating Peptide on Guinea Pig Airway Resistance and Isolated Tracheal Strips
  3. 1723
    “…Results: Two dimensions of experiences were found; “Living within a downward spiral” and “Striving for enjoyment and settlement”. …”
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    Being active when living within a large body: experiences during lifestyle intervention
  4. 1724
    “…In this work, we have proposed a passive spiral microfluidic concentrator with a complex cross-sectional shape, i.e., a combination of rectangle and trapezoid, for high separation efficiency and a confinement ratio less than 0.07. …”
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    High-Throughput Particle Concentration Using Complex Cross-Section Microchannels
  5. 1725
    por Ede, Jeffrey M., Beanland, Richard
    Publicado 2020
    “…For spiral scans and mean squared error based pre-training, this enables electron beam coverage to be decreased by 17.9× with a 3.8% test set root mean squared intensity error, and by 87.0× with a 6.2% error. …”
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    Partial Scanning Transmission Electron Microscopy with Deep Learning
  6. 1726
    “…Here, we developed a spiral microvessel model that allows precise control of curvature and torsion and supports homogeneous tissue perfusion at the centimeter scale. …”
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    3D curvature-instructed endothelial flow response and tissue vascularization
  7. 1727
    “…In addition, NMR measurements indicated that the topological isomer has a left-handed spiral structure similar to that of the precursor peptide, while the native type of ST(a) had a right-handed spiral structure. …”
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    Topological Regulation of the Bioactive Conformation of a Disulfide-Rich Peptide, Heat-Stable Enterotoxin
  8. 1728
    “…Then, mathematical analysis and detailed numerical investigations have enabled to establish that such a transition corresponds to the so-called route to Shilnikov spiral chaos but gives rise to a “double spiral attractor”.…”
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    A physical memristor based Muthuswamy–Chua–Ginoux system
  9. 1729
    “…Best mechanical properties were obtained with PCL/TCP bone bricks with 38 double zig-zag filaments and 14 spiral-like pattern filaments, while the best biological results were obtained with PCL/HA bone bricks based on 25 double zig-zag filaments and 14 spiral-like pattern filaments.…”
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    Investigating the Influence of Architecture and Material Composition of 3D Printed Anatomical Design Scaffolds for Large Bone Defects
  10. 1730
    por Zou, Hang, Pei, Peng, Wang, Chen, Hao, Dingyi
    Publicado 2021
    “…It is found that the spiral-coil HGHEs have the best performances in terms of working-fluid outlet temperature, unit COP, total heat transfer capacity, heat transfer rate heat-affected area. …”
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    A numerical study on heat transfer performances of horizontal ground heat exchangers in ground-source heat pumps
  11. 1731
    “…In this paper, a bandpass filter (BPF) was developed utilizing GaAs-based integrated passive device technology which comprises an asymmetrical spiral inductor and an interleaved array capacitor, possessing two tuning modes: coarse-tuning and fine-tuning. …”
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    A Microfabricated Bandpass Filter with Coarse-Tuning and Fine-Tuning Ability Based on IPD Process and PCB Artwork
  12. 1732
    “…PURPOSE: Spiral metacarpal fractures fixed with 2 non-lagged, interfragmentary cortical screws were tested to failure. …”
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    Effect of Bicortical Interfragmentary Screw Size on the Fixation of Metacarpal Shaft Fractures: A 3-Dimensional-Printed Biomechanical Study
  13. 1733
    “…A spiral static mixer was pushed into the interspace of electrodes to minimize the adverse effect caused by inhomogeneous distribution of pollutants. …”
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    A tubular electrode assembly reactor for enhanced electrochemical wastewater treatment with a Magnéli-phase titanium suboxide (M-TiSO) anode and in situ utilization
  14. 1734
    “…To address this problem, a novel directional multiple signal classification (Dir-MUSIC) algorithm for PD direction finding based on signal strength is proposed, and a miniaturized directional spiral antenna circular array is designed in this paper. …”
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    Dir-MUSIC Algorithm for DOA Estimation of Partial Discharge Based on Signal Strength Represented by Antenna Gain Array Manifold
  15. 1735
    “…Furthermore, the 3D ventricle simulations revealed that mexiletine could reduce the likelihood of a greater spiral wave breakup in the A1656D mutant condition by minimizing the appearance of rotors. …”
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    Verification of the Efficacy of Mexiletine Treatment for the A1656D Mutation on Downgrading Reentrant Tachycardia Using a 3D Cardiac Electrophysiological Model
  16. 1736
    “…CONCLUSION: Conservative treatment of spiral fracture in a child younger than 3 years is an effective method. …”
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    Impressive Remodeling of the Fractured Femur with Transposition of the Fractured Parts, Treated Conservatively with skin Traction, in a 3-Year-Old Boy
  17. 1737
    “…At a sufficiently high temperature, further relaxation of the spiral molecular chains occurs, resulting in a new muscle with a different length. …”
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    Morphology modulation of artificial muscles by thermodynamic-twist coupling
  18. 1738
    “…METHODS: With this method, the joint's dual-spiral flexible coupler was optimized regarding the minimum mean square error of the stiffness. …”
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    Neural network aided flexible joint optimization with design of experiment method for nuclear power plant inspection robot
  19. 1739
    por Siparov, Sergey
    Publicado 2012
    “…The well-known observations of the flat rotation curves of spiral galaxies and of the gravitational lensing effect greatly exceeding the expectations based on the classical GRT can be explained without bringing in the notion of dark matter. …”
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    Introduction to the anisotropic geometrodynamics
  20. 1740
    por Contopoulos, George
    Publicado 1979
    “…Such problems are: 1) the motions of stars in the meridian plane of an axisymmetric galaxy, 2) the motions in the plane of symmetry of a spiral galaxy, 3) the escapes of stars to infinity, 4) the bifurcations of families of periodic orbits, 5) Lynden-Bell's (1967) statistics in collapsing systems, 6) the general three-body problem, and 7) the applicability of Arnold's (1967) diffusion. (34 refs).…”
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    Integrable and stochastic behaviour in dynamical astronomy
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