Search Results - "CURVATURE"

A metric approach to the study of manifolds of positive scalar curvature

Authors: Gil Moreno de Mora i Sardà, Teo

Thesis Advisors: Balacheff, Nicolas, Sabourau , Stéphane

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Curvatura escalar, Scalar curvature, Courbure scalaire, Radi d'emplenament, Fill radius, Radio de relleno, Rayon de remplissage, Amplada d'Urysohn, Urysohn width, Ancho de Urysohn, Largeur d'Urysohn, Ciències Experimentals

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/695445

How Laplace pressure reshapes local structure: Voronoi analysis of water and argon droplets.

Authors: Jedlovszky, Pal Sega, Marcello

Source: Journal of Chemical Physics. 7/14/2025, Vol. 163 Issue 2, p1-7. 7p.

Subject Terms: *CURVATURE, *MOLECULAR structure, *MICRODROPLETS, *THERMODYNAMICS, *SURFACE tension, *VORONOI polygons

Sensitivity-Enhanced Curvature Mini-Two-Path Mach-Zehnder Interferometer Fiber Sensor Based on a Seven-Core Fiber.

Authors: Zhu, Xiaojun Chen, Feijie Wang, Yan et al.

Source: Fiber & Integrated Optics. 2025, Vol. 44 Issue 6, p550-568. 19p.

Subject Terms: *EMPIRICAL research, CURVATURE measurements, OPTICAL interferometers, OPTICAL sensors, OPTICAL fiber detectors, SENSITIVITY analysis

Geometric and statistical curvatures of the skew-t distributions and their application.

Authors: Wu, Qiaoyan Hu, Hongchang

Source: Communications in Statistics: Theory & Methods. 2025, Vol. 54 Issue 20, p6428-6442. 15p.

Subject Terms: CURVATURE, PROBABILITY density function, SAMPLE size (Statistics), SKEWNESS (Probability theory), MAXIMUM likelihood statistics, P-value (Statistics)

FlatCAD: Fast Curvature Regularization of Neural SDFs for CAD Models.

Authors: Yin, Haotian Plocharski, Aleksander Wlodarczyk, Michal Jan et al.

Source: Computer Graphics Forum. Oct2025, Vol. 44 Issue 7, p1-12. 12p.

Subject Terms: *COMPUTER-aided design, GAUSSIAN curvature, MATHEMATICAL regularization, GEOMETRIC modeling, AUTOMATIC differentiation, FINITE differences, LOSS functions (Statistics)

Gouy phase in the presence of gas in Fabry-Perot refractometers

Authors: Zakrisson, Johan Silander, Isak Zelan, Martin et al.

Source: Optics Express. 33(6):12914-12924

Subject Terms: Refraction, Refractometers, Refractory materials, Fabry-Perot, Gas pressures, Gouy phase, Phase A, Phase-only, Radii of curvature, Refractometry, Fabry-Perot interferometers

File Description: print

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:ri:diva-78315
https://doi.org/10.1364/OE.539920

On λ-biconservative submanifolds in pseudo-Riemannian space forms.

Authors: Du, Li Li, Shan Nie, Tian

Source: Journal of Geometry. Dec2025, Vol. 116 Issue 3, p1-13. 13p.

Subject Terms: *SUBMANIFOLDS, *CURVATURE, *SPACES of constant curvature, *RIEMANNIAN geometry

On the Berwald–Weyl curvature.

Authors: Shen, Zhongmin Sun, Liling

Source: International Journal of Mathematics. Dec2025, Vol. 36 Issue 4, p1-14. 14p.

Subject Terms: *CURVATURE, *FINSLER geometry, *DIFFERENTIAL invariants, *VOLUME measurements, *CURVATURE measurements

Comparison of Curvature Severity Between Sagittal and Coronal Planes of Mesial Canals in Permanent Mandibular First Molars Using Schneider's and Weine's Methods and Multiple Complexity–Risk Criteria: A Cone‐Beam Computed Tomography Cross‐Sectional Study.

Authors: Mathew, Abhishek Isaac Decurcio, Daniel Almeida Estrela, Carlos et al.

Source: International Endodontic Journal. Nov2025, p1. 9p. 2 Illustrations.

Subject Terms: *CURVATURE measurements, *CONE beam computed tomography, *ROOT canal treatment, *ANATOMICAL planes, *ENDODONTICS, *CURVATURE

Lorentzian Structure and Curvature Analysis of Osculating Type-2 Ruled Surfaces via the Type-2 Bishop Frame.

Authors: Messaoudi, Mohammed Solouma, Emad Alshehri, Mohammed N. et al.

Source: Mathematics (2227-7390). Nov2025, Vol. 13 Issue 21, p3464. 16p.

Subject Terms: *MINKOWSKI geometry, *CURVATURE, *MINKOWSKI space, *GAUSSIAN curvature, *GEODESICS, *MINIMAL surfaces

Quantitative long range curvature estimate for mean curvature flow.

Authors: Zhu, Jingze¹ (AUTHOR) zhujz@mit.edu

Source: Journal für die Reine und Angewandte Mathematik. Nov2025, Vol. 2025 Issue 828, p219-222. 4p.

Subject Terms: *CURVATURE, *MATHEMATICAL proofs, *CURVATURE measurements, *FLOW stability (Fluid dynamics), *QUANTITATIVE research

Stationary surfaces for the moment of inertia with constant Gauss curvature.

Authors: López, Rafael¹ (AUTHOR) rcamino@ugr.es

Source: Analysis (0174-4747). Nov2025, Vol. 45 Issue 4, p259-267. 9p.

Subject Terms: *GAUSSIAN curvature, *CURVATURE, *MOMENTS of inertia, *SURFACE stability, *METRIC spaces, *CURVED surfaces, *ENERGY function

Circle packings and hyperbolic surfaces of finite type.

Authors: Ba, Te Hu, Guangming Sun, Yu

Source: Calculus of Variations & Partial Differential Equations. Nov2025, Vol. 64 Issue 8, p1-18. 18p.

Subject Terms: *HYPERBOLIC geometry, *CURVATURE, *THREE-manifolds (Topology), *SPACES of constant curvature, *GEOMETRICAL constructions, *GEODESICS

Finite element approximation of scalar curvature in arbitrary dimension.

Authors: Gawlik, Evan S. Neunteufel, Michael

Source: Mathematics of Computation. Nov2025, Vol. 94 Issue 356, p2685-2722. 38p.

Subject Terms: *CURVATURE, *RIEMANNIAN metric, *INTEGRALS, *GAUSSIAN curvature, *RIEMANNIAN manifolds, *FINITE element method, *TRIANGULATION, *NUMERICAL analysis

A mean field problem approach for the double curvature prescription problem.

Authors: Battaglia, Luca López–Soriano, Rafael

Source: Communications in Contemporary Mathematics. Oct2025, Vol. 27 Issue 8, p1-22. 22p.

Subject Terms: *GAUSSIAN curvature, *EULER characteristic, *GEOMETRIC surfaces, *CURVATURE, *PARTIAL differential equations, *VARIATIONAL principles, *GEODESICS, *MEAN field theory

Elastic Curves With Variable Bending Stiffness.

Authors: Gross, Oliver Pinkall, Ulrich Wahl, Moritz

Source: Studies in Applied Mathematics. Aug2025, Vol. 155 Issue 2, p1-22. 22p.

Subject Terms: EULER-Lagrange equations, CURVATURE, DEFORMATIONS (Mechanics), ARC length

Ultrahigh-sensitivity CLF-FMF Mach-Zehnder interferometer for simultaneous measurement of temperature and curvature.

Authors: Wang, Xinyu Zhang, Gang Wang, Shuhan et al.

Source: Journal of Modern Optics. Aug/Sep2025, Vol. 72 Issue 13-15, p552-564. 13p.

Subject Terms: TEMPERATURE measurements, CURVATURE measurements, OPTICAL interferometers, OPTICAL fiber detectors, STRUCTURAL health monitoring, SENSITIVITY analysis, FIBER optical sensors, ROBOTICS equipment

STRATEGIC GEOMETRIC GRAPHS THROUGH MEAN FIELD GAMES.

Authors: BERTUCCI, CHARLES RAKOTOMALALA, MATTHIAS

Source: SIAM Journal on Control & Optimization. 2025, Vol. 63 Issue 4, p2577-2604. 28p.

Subject Terms: *NASH equilibrium, *GAME theory, RIEMANNIAN manifolds, CURVATURE, TIME-varying networks, GEOMETRIC vertices, GEOMETRY, HAMILTONIAN systems

The Mean Shape under the Relative Curvature Condition.

Authors: Taheri Shalmani, Mohsen Pizer, Stephen M. Schulz, Jörn

Source: Journal of Computational & Graphical Statistics. Jul2025, p1-14. 14p. 12 Illustrations.

Subject Terms: SHAPE analysis (Computational geometry), CURVATURE, GEOMETRIC shapes, MORPHOLOGY, CURVED surfaces, CONFIGURATION space

Hamilton-Ivey estimates for gradient Ricci solitons.

Authors: Chan, Pak-Yeung Ma, Zilu Zhang, Yongjia

Source: Calculus of Variations & Partial Differential Equations. Dec2025, Vol. 64 Issue 9, p1-31. 31p.

Subject Terms: *CURVATURE, *ROTATIONAL symmetry, *GEOMETRIC analysis