Results 31 to 40 of about 197 (138)

Investigation on tunnel stability considering pipe‐roof support with transparent soil technology

open access: yesDeep Underground Science and Engineering, EarlyView.
This study integrates transparent soil technology, 3D reconstruction and numerical simulation to captures the full‐field deformation of shield tunnel instability. Results demonstrate that pipe‐roof support enhances stability via the “soil‐arching barrier effect,” effectively restraining failure wedge development by extending stress transfer paths ...
Zhi Jia   +4 more
wiley   +1 more source

Mapping galaxy components with kinematics : dynamical models with stellar and gaseous kinematics

open access: yes, 2020
"My postgraduate study was supported by the China Scholarship Council [File No. 201603780010]. My research in this thesis received grant from the Scottish Universities Physics Alliance [Postdoctoral and Early Career Researcher Exchange Program]; the Royal Astronomical Society [RAS Small Grants Scheme]; and the International Astronomical Union [IAU ...
openaire   +3 more sources

The spatial distribution, kinematics, and dynamics of the galaxies in the region of Abell 2634 and 2666

open access: yesThe Astrophysical Journal, 1995
52 pages (AAS LaTeX macro v3.0). 5 Tables and 18 Figures available on request. To appear in the ApJ.
Scodeggio, Marco   +3 more
openaire   +2 more sources

The Dynamics of the Dwarf Elliptical Galaxy FS 76: Bridging the Kinematic Dichotomy between Elliptical and Dwarf Elliptical Galaxies [PDF]

open access: yesThe Astrophysical Journal, 2001
We present major- and minor-axis kinematics out to ˜2 half-light radii for the bright (MB = -16.7) dwarf elliptical galaxy (dE) FS 76, a member of the NGC 5044 group. Its velocity dispersion is 46 ‘ 2 km s-1 in the center and rises to 70 ‘ 10 km s-1 at half-light radius. Beyond 1Re, the dispersion starts to fall again.
De Rijcke, S   +3 more
openaire   +2 more sources

Validation of a novel instrumented hoof boot with pressure sensors using force plate gait kinetics in horses at walk and trot

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Force plates (FP) are considered the gold standard for quantitative equine gait evaluation but are limited to experimental use. An instrumented hoof boot (IHB) with pressure sensors and an inertial measurement unit would allow clinicians to objectively assess kinetic parameters and gait symmetry.
Jasmin Keller   +3 more
wiley   +1 more source

Kinematics and dynamics of the luminous infrared galaxy pair NGC 5257/58 (Arp 240) [PDF]

open access: yesAstronomy & Astrophysics, 2018
Context. Encounters between galaxies modify their morphology, kinematics, and star formation history. The relation between these changes and external perturbations is not straightforward. The great number of parameters involved requires both the study of large samples and individual encounters where particular ...
Fuentes-Carrera, I.   +8 more
openaire   +5 more sources

Exploring the Potential of Unmanned Aerial System‐Based Topographic Indices Maps to Evaluate Storm Drain Positioning

open access: yesJournal of Flood Risk Management, Volume 19, Issue 4, December 2026.
ABSTRACT Urbanisation, climate uncertainty, and limited city budgets have heightened the need for efficient urban drainage management. While advanced hydrodynamic models assess the performance of drainage networks, they are computationally intensive, time‐consuming, and expensive.
Rakhee Ramachandran   +3 more
wiley   +1 more source

Galaxies: From Kinematics to Dynamics

open access: yes, 2000
17 pages, including 7 figures, using Sussp.sty (included). Lectures presented at the NATO Advanced Study Institute, "The Restless Universe: Applications of Gravitational N-Body Dynamics to Planetary, Stellar and Galactic Systems," Blair Atholl, July ...
openaire   +2 more sources

Stäackel-type Dynamic Model of the Galaxy Based on Maser Kinematic Data

open access: yesOpen Astronomy, 2016
Abstract A dynamic model of the Galaxy is constructed based on kinematic data for masers with trigonometric parallaxes. Maser data is used to compute the model potential in the Galactic plane. The potential is then generalized to three dimensions assuming the existence of a third quadratic integral of motion. The resulting Galactic model
Gromov A. O.   +2 more
openaire   +3 more sources

Influence of Dynamical Friction on the Unstable Manifolds of Lagrange Points in Barred Galaxies

open access: yesAstronomische Nachrichten, Volume 347, Issue 8, October 2026.
ABSTRACT Some time ago the idea has been proposed that rings and spirals in barred galaxies are shaped by the unstable manifolds of the Lagrange points sitting near the ends of the bar. The topic of the present article is an investigation of whether the numerical support for this suggestion can be improved by the inclusion of dynamical friction into ...
Christof Jung
wiley   +1 more source

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