Results 31 to 40 of about 90,421,360 (175)

Nullcone Fronts of Spacelike Framed Curves in Minkowski 3-Space

open access: yesMathematics, 2021
The investigation of objects in Minkowski space is of great significance, especially for those objects with mathematical and physical backgrounds. In this paper, we study nullcone fronts, which are formed by the light rays emitted from points on a ...
Pengcheng Li, Donghe Pei
doaj   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Null Bertrand curves in Minkowski 3-space and their characterizations [PDF]

open access: yes, 2004
We introduce the notion of Bertrand curve for Cartan framed null curves in Minkowski 3-space and give a ...
Inoguchi, Jun-ichi   +2 more
core   +1 more source

On Razzaboni Transformation of Surfaces in Minkowski 3-Space

open access: yesCumhuriyet Science Journal, 2019
In this paper, we investigate the surfaces generated bybinormal motion of Bertrand curves, which is called Razzaboni surface, inMinkowski 3-space.
Melek Erdoğdu, Mustafa Özdemir
doaj   +1 more source

XChrom: A Cross‐Cell Chromatin Accessibility Prediction Model Integrating Genomic Sequence and Cellular Context

open access: yesAdvanced Science, EarlyView.
XChrom is a deep learning framework that integrates genomic sequence and single‐cell context to predict chromatin accessibility. It generalizes to unseen cells and genomic regions, enabling cross‐sample and cross‐species analysis. Applied to COVID‐19 patient data, XChrom reveals key transcriptional regulatory mechanisms and disease‐associated ...
Yuanyuan Miao   +5 more
wiley   +1 more source

Neutrino Oscillation in a Minimal Length Spacetime

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT We investigate how neutrino oscillations are modified in a non‐commutative spacetime characterized by a minimal length scale, described by the Quesne–Tkachuk algebra. By incorporating the algebra's deformation parameter β$$ \beta $$ into the effective neutrino mass, we derive the two‐flavor oscillation probability in this non‐commutative ...
Luísa Nadal‐Camargo   +3 more
wiley   +1 more source

Lightlike developables in Minkowski 3-space

open access: yes, 2010
We say that a surface in Minkowski 3-space is ...
Shyuichi Izumiya, Sachiko Chino
core   +1 more source

TIMELIKE V-MANNHEIM CURVES IN MINKOWSKI 3-SPACE E_1^3 [PDF]

open access: yes, 2022
FYL-2019-2926Bu çalışmada, yeni bir tip Mannheim eğrisi olan zamansı V-Mannheim eğri Minkowski 3-uzayında karakterize edildi. Zamansı V-Mannheim eğriden hareketle zamansı T, N ve B Mannheim eğriler elde edildiIn this paper, timelike V-Mannheim curve, a ...
Camcı, Çetin, Avcı, Eray
core   +1 more source

SO(1,3) Yang-Mills solutions on Minkowski space via cosets

open access: yesSciPost Physics Proceedings, 2023
We present a novel family of Yang-Mills solutions, with gauge group SO(1,3), on Minkowski space that are geometrically distinguished into two classes, viz. interior and exterior of the lightcone. We achieve this by foliating the former with SO(1,3)/SO(3)
Kaushlendra Kumar
doaj   +1 more source

Mapping Non‐Linear ESG Trajectories in OECD Countries: A Topological Entropy Approach

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines the evolution of Environmental, Social and Governance (ESG) performance across 38 OECD countries between 2010 and 2024 using a longitudinal and multi‐dimensional analytical framework. Moving beyond static ESG benchmarking approaches, it investigates how sustainability trajectories evolve under changing institutional ...
Sana Gaied Chortane   +2 more
wiley   +1 more source

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