Gaussian beam propagation through a series of thin lenses by natan

Propagates a Gaussian beam through a series of thin lenses (gaussian optics, beam, propagation)

Gaussian_Propagation(lambda,beam_waist,wp,fpos,f,show_flag)

Read a binary ZEMAX beam file (ZBF) by Chris Betters

The function returns the values stored in ZBF file for presentation and analysis in matlab. (zemax, zbf, beam)

[Ex Ey x y dx dy nx ny]=readZBF(filename)

Simple 2d FEA by John Whittington

Completed as part of my degree, this is a simple 2d FEA script with the default model a bike frame. (fea, finite element analys..., bike)

length_delta( nodes, elements, nodal_displacement, n )

length_ele( nodes, elements, n )

local_stiffness(nodes, elements, mod, area, D, type, n)

Read ZEMAX Beam File (ZBF) by Sean Bryan

Reads a ZEMAX Beam File into Matlab, allowing presentation of physical optics simulation results. (zemax, zbf, beam file)

read_zbf( filename )

Uniform Beam Analysis by Mohammad Saadeh

Find deflections and rotations for all nodes along the beam (beam, finite element, loading)

Beam_Equation_Numerical_Substitution.m

deflection of a cantilever beam by Abhilash Harpale

calculates the deflection, bending moment and shear force for a cantilever beam. (solid mechanics, structures, bending moment)

deflection=beam_deflection(load,ei,l,dl)

Sampling Of 2D Geometrical Object via Line Beams by Michael Chan

Illustrates coordinated sampling of a geometrical shape such as an eclipse is used in this case. (ray, plot, beam)

calculateEllipse(x, y, a, b, angle, steps)

deg2rad( inDegrees )

getPointsBetween2Points (startp,endp,pts)

Forming ray lines for plots by Michael Chan

The objective is to construct different line beams. (beam, plot, ray)

deg2rad( inDegrees )

rayLinesScheme_fan (numberOfLines, ...

rayLinesScheme_parallel (numberOfLines, ...

Beam Spectral Element by Paulo J. Paupitz Goncalves

Calculate the dynamic stiffness using spectral element for a beam in space (aerospace, aeronautics, aerodef)

dynamic_stiff(varargin)

Global to Local Coordinate Transformation Matrix by Paulo J. Paupitz Goncalves

T = trans_matrix_beam3d(x0,y0,z0,x1,y1,z1,alpha) (transformation, coordinate, global)

trans_matrix_beam3d(varargin)

Fabry-Perot Simulator by Birk Andreas

Simulates intensity after propagation of Gaussian Beam through a Fabry Perot interferometer. (chemistry, fabry perot, interferometer)

fpisimulator(varargin)

Beam and Truss Analysis utilities by Roee Lahav

functions + GUI for analyzing one dimensional beam with loads and plain trusses (beam, gui, statics)