Results 111 to 120 of about 4,709,979 (198)

Light front quantization—A technique for relativistic and realistic nuclear physics [PDF]

open access: yesProgress in Particle and Nuclear Physics, 2000
Applications of relativistic light front dynamics to computing wave functions of heavy nuclei are reviewed. The motivation for this is the desire to find wave functions, expressed in terms of the plus-momentum variable, that simplify the analyses of high energy experiments such as deep inelastic scattering, Drell-Yan production, (e,e') and (p,p').Some ...
openaire   +2 more sources

Tailoring Model‐Based Systems Engineering for Sub‐100 g PlanarSats: A Power‐First View Stack

open access: yesSystems Engineering, EarlyView.
ABSTRACT This paper addresses how to apply model‐based systems engineering (MBSE) to ultrasmall planar satellites under severe power and resource constraints. PlanarSats are sub‐100‐gram spacecraft built as single printed‐circuit boards where the same surface must host both electronics and solar cells, so power generation, geometry, and component ...
Mehmet Şevket Uludaǧ   +1 more
wiley   +1 more source

The Continuum Version of ...-theory in Light-Front Quantization

open access: yes, 1997
A genuine continuum treatment of the massive # 4 1+1 -theory in light-cone quantization is proposed. Fields are treated as operator valued distributions thereby leading to a mathematically well defined handling of ultraviolet and light cone induced ...
Pierre GRANGE   +3 more
core  

Light-front-quantized QCD in Covariant Gauge [PDF]

open access: yes, 1999
The light-front (LF) canonical quantization of quantum chromodynamics in covariant gauge is discussed. The Dirac procedure is used to eliminate the constraints in the gauge-fixed front form theory quantum action and to construct the LF Hamiltonian formulation. The physical degrees of freedom emerge naturally. The propagator of the dynamical {psi}{sub +}
openaire   +2 more sources

Refined Safety Distance Measurement of Heavy Construction Machinery Near Electricity Operation Based on Feature‐Homogenised Spatial Target Analysis

open access: yesHigh Voltage, EarlyView.
ABSTRACT Heavy construction machinery is essential for power infrastructure construction and maintenance, making safety distance measurement crucial for ensuring operational safety. Existing methods, which rely on target space mapping, face challenges such as error accumulation and limited accuracy.
Fuqi Ma   +4 more
wiley   +1 more source

Disentangling intertwined embedded states and spin effects in light-front quantization

open access: yesPhysical Review D, 2000
Naive light-front quantization, carried out by a light-front energy integration of covariant amplitudes, is not guaranteed to generate the corresponding Feynman amplitudes. In an explicit example we show that the nonvalence contribution to the minus-component of the EM current of a meson with fermion constituents has a persistent end-point singularity.
Bakker, B.L.G., Ji, C.R.
openaire   +5 more sources

Splatshop: Efficiently Editing Large Gaussian Splat Models

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present Splatshop, a highly optimized toolbox for interactive editing (selection, deletion, painting, transformation, …) of 3D Gaussian Splatting models. Utilizing a comprehensive collection of heuristic approaches, we carefully balance between exact and fast rendering to enable precise editing without sacrificing real‐time performance. Our
Markus Schütz   +5 more
wiley   +1 more source

Real‐Time Rendering of Dynamic Line Sets using Voxel Ray Tracing

open access: yesComputer Graphics Forum, EarlyView.
Abstract Real‐time rendering of dynamic line sets is relevant in many visualization tasks, including unsteady flow visualization and interactive white matter reconstruction from Magnetic Resonance Imaging. High‐quality global illumination and transparency are important for conveying the spatial structure of dense line sets, yet remain difficult to ...
B. Kraaijeveld   +3 more
wiley   +1 more source

Light-Front Singularities [PDF]

open access: yes, 2010
Calculations in light-front quantization are sometimes found to lead to singularities that are not present in the corresponding manifestly covariant treatment.
Bakker, B.L.G., Bernard L. G. Bakker
core   +2 more sources

Authoring Terrestrial Planets with Diffusion Models

open access: yesComputer Graphics Forum, EarlyView.
Abstract To support the design and subsequent generation of terrestrial planets for use in the creative media, we propose a solution that employs a generative model trained on satellite data from planetary bodies with a defined solid surface, such as the Earth and Mars.
Oliver Borg   +6 more
wiley   +1 more source

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