Results 241 to 250 of about 156,506 (292)

Experience with the Jungfrau-1M detector at Diamond Light Source. [PDF]

open access: yesJ Synchrotron Radiat
Matheson J   +20 more
europepmc   +1 more source

Direct from the seed: an atomic resolution protein structure by ab initio MicroED. [PDF]

open access: yesNat Commun
Vasireddy PCR   +5 more
europepmc   +1 more source

Fast multipole method for wave diffraction/radiation problems and its applications to VLFS

open access: yesFast multipole method for wave diffraction/radiation problems and its applications to VLFS
openaire  

A B-spline-based method for radiation and diffraction problems

Ocean Engineering, 2006
An open uniform B-spline-based panel method is developed for solution of potential flow problems. In this method, both geometry as well as the field variables are represented by the same open uniform B-spline basis function. The method is initially applied for the radiation problem in unbounded fluid. Computed results for a spheroid of different aspect
Rabindranath N Datta, Debabrata Sen
exaly   +2 more sources

Partial radiation conditions in finite element analysis of diffraction problem

2013 International Kharkov Symposium on Physics and Engineering of Microwaves, Millimeter and Submillimeter Waves, 2013
We develop a program, which can be used for two-dimensional scalar diffraction problems in a domain with complex structure by finite element method with partial radiation conditions. There are many different ways to solve a diffraction problem. They can be classified in two classes.
D.A. Konyaev, A.L. Delitsyn
exaly   +2 more sources

An improved matching method to solve the diffraction—radiation problem of a ship moving in waves

Proceedings of the Institution of Mechanical Engineers Part M: Journal of Engineering for the Maritime Environment, 2004
On the underlying assumption that the disturbance of the far-field velocity potential caused by the motion of a ship is small and may be linearized, an improved matching method is developed. Two arrays of fundamental singularities are placed inside the ship hull, which satisfy the linear free surface condition outside the truncated fluid domain and ...
Du, S.X.   +3 more
exaly   +3 more sources

Three-dimensional finite element analysis of the diffraction-radiation problem of hydrodynamically compact structures

Marine Structures, 1995
The finite element method for solving the linear floating body hydrodynamic problem is considered with a hierarchy of boundary damper options for modelling the far field. The computer program is validated using two simple examples for which added mass and damping coefficients are computed over a wide range of frequencies.
P. Krishnankutty, C.P. Vendhan
exaly   +2 more sources

Debye and Debye-type potentials in diffraction, radiation and elastic wave propagation problems

Acoustical Physics, 2012
Various representations of the vector potential $$\vec A$$ of displacement vector $$\vec u$$ in terms of the Debye and Debye-type potentials are considered for elastic ...
exaly   +2 more sources

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