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updated 9 days ago

QUBIT4MATLAB V5.0 by Geza Toth

MATLAB package for quantum information science and quantum mechanics. (chemistry, physics, quantum information)

E0=ising_classical_ground(B)

E0=ising_ground(BField,varargin)

E0=ising_thermal(BField,T,varargin)

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updated 15 days ago

Mean square displacement analysis of particles trajectories by Jean-Yves Tinevez

A MATLAB class for the mean square displacement analysis of particle trajectories, with a tutorial. (measurement, simulation, statistics)

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updated 22 days ago

OSCAR by Jerome Degallaix

An optical FFT code to simulate Fabry Perot cavities with arbitrary mirror profiles (chemistry, physics, fft)

HermitePolynomial(n, x)

LGcoefficient(mat, p, l, lambda, w, curv, gridsize)

LaguerrePolynomial(p, l, x)

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updated 28 days ago

iPeak: Interactive Peak Detector (Version 6) by Tom O'Haver

Keypress operated interactive peak detector function. (analytical chemistry, chemistry, instrumental analysis)

FPB=findpeaksb3(x,y,SlopeThreshold,AmpThreshold,smoothwid...

P=findpeaks(x,y,SlopeThreshold,AmpThreshold,smoothwidth,p...

P=findpeaksE(x,y,SlopeThreshold,AmpThreshold,smoothwidth,...

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updated 1 month ago

Peak Fitter by Tom O'Haver

Command-line peak fitter for time-series signals. Version 5.4, June, 2014 (chemistry, curve fitting, decomposition)

[FitResults,LowestError,baseline,BestStart,xi,yi,BootResu...

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updated 1 month ago

Interactive Peak Fitter (Version 10.4) by Tom O'Haver

Keyboard operated peak fitting function for time-series signals. (chemistry, physics, peak fitting)

DemoPeakfitBootstrap

ExpBroaden(y,t)

IPFDemo11Gauss

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updated 1 month ago

inv_park.m by Aravazhi Anbarasu

Inverse Park (inverse dq transform, power electronics, control design)

[a b c]=inv_park(dqo,theta)

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updated 1 month ago

inv_clarke.m by Aravazhi Anbarasu

Inverse Clarke (alpha beta transform, power electronics, control design)

[a b c]=inv_clarke(ab0)

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updated 1 month ago

park.m by Aravazhi Anbarasu

park transform (dq transform, power electronics, control design)

[d q o]=park(abc,theta)

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updated 2 months ago

Load HITRAN 2004+ Data by Peter T. S. DeVore

Imports HITRAN molecular absorption data as raw and absorbance data. (spectroscopy, chemistry, physics)

discrete_plot_colors()

load_hitran(file_name, wavenumber_1_per_cm, ...

phys_const_2()

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updated 2 months ago

CODATA 2006 by Kip Knight

physics constants from CODATA 2006 (physics, constants)

CODATA2006

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updated 2 months ago

Intesity_Hermite.zip by reza mirzaie

Intensity of Hermite mode (physics)

Intesity_Hermite.m

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updated 3 months ago

Flow by Peter van Alem

Simulation of potential flow (simulation, physics)

PotentialFlow2D.m

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updated 3 months ago

International Reference Ionosphere (IRI) Model by Drew Compston

Get the International Reference Ionosphere (IRI) output parameters. (iri, international referen..., geophysics)

ecef2geod(x, y, z, tol)

iri2007.m

iri2012.m

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updated 3 months ago

Two point correlation function of a finite 2D lattice by Ilya Valmianski

Compute the two point correlation function of a finite 2D lattice. (lattice, image processing, statistics)

twopointcorr( x,y,dr,blksize,verbose)

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updated 4 months ago

Advanced Mathematics and Mechanics Applications Using MATLAB, 3rd Edition by Howard Wilson

Companion Software (amamhlib) (mechanical engineerin..., mathematics, mechanics)

...

...

...

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updated 4 months ago

iSignal 3 by Tom O'Haver

Interactive smoothing, differentiation, peak sharpening and measurement of time-series signals. (signal processing, data import, chemistry)

Processed=ProcessSignal(x,y,DerivativeMode,w,type,ends,Sh...

[pY,SpectrumOut]=isignal(DataMatrix,xcenter,xrange,sm,sw,...

isignaldemo2

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updated 4 months ago

IAU 1976 by Kip Knight

International Astronomical Union 1976 system of constants (iau, astronomy, constants)

IAU1976

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updated 4 months ago

IAU 2012 by Kip Knight

constants defined by International Astronomical Union in 2012 (iau, astronomy, constants)

IAU2012

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updated 5 months ago

Solitary Water Wave by Didier Clamond

Solitary gravity wave solution of the free surface Euler equations (mathematics, simulation, physics)

SolitaryGravityAmplitude(Ampl,Z,PF)

SolitaryGravityWave(Fr,Z,PF)

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updated 5 months ago

Abel Inversion Algorithm by Carsten Killer

Fourier-based reconstruction of an unknown radial distribution assuming cylindrical symmetry. (image processing, signal processing, physics)

abel_inversion(h,R,upf,plot_results,lsq_solve)

compute_expansion( X,upf,R )

generate_test_data(~)

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updated 5 months ago

QBox by Ying Xiong

A matlab toolbox for quaternion and spatial rotation. (mathematics, geometry, physics)

CheckNear(v1, v2, tol)

QuatConj(q)

QuatFromAxisAngle(ax, theta)

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updated 6 months ago

SHBox by Ying Xiong

A matlab toolbox for spherical harmonics. (mathematics, physics, computer vision)

CheckNear(v1, v2, tol)

CombineSphericalHarmonicFcns(c, l, m, lTheta, lPhi)

DecomposeSphericalFcn(F, L, lTheta, lPhi, verbose)

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updated 6 months ago

Skel2Graph 3D by Philip Kollmannsberger

Calculate the network graph of a 3D voxel skeleton. (image processing, physics)

Graph2Skel3D(node,link,w,l,h)

Skel2Graph3D(skel,THR)

pk_follow_link(skel,node,k,j,idx,cans)

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updated 6 months ago

Class handling .cif formatted files by Sandor Toth

The @cif class enables easy access to the crystallographic data stored in .cif files. (crystallography, cif, data)

cif

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updated 6 months ago

Noise-Power Spectrum by Erik Fredenberg

Generate random noise with a specified noise-power spectrum (NPS) and measure the NPS of an image. (physics, medical, image processing)

...

calc_digital_nps(I, n, px, use_window, average_stack)

cart2rad(nps_x, f_x, n, unq)

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updated 7 months ago

Smart Manufacturing Robotics Cyber Physical System by Pieter Mosterman

Distributed Towers of Hanoi where three blocks with local control emerge in a sorted order. (towers of hanoi, cyberphysical system, manufacturing)

(Enumeration) NozzleOps

slider_feedback_control_v5.m

start_here.m

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updated 7 months ago

Phase Correction by Hazem

Corrects data points sampled at unequal phases (michelson interferome..., physics, signal processing)

Phase_Correction.m

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updated 7 months ago

physical value class by Uriel

a class that represents a physical value with units and errors (physics, chemistry, statistics)

array_of_vals(vals_arr, err_arr, units)

PhysicalVal

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updated 8 months ago

Finite Element Method - Poisson's Equation - Variable Material properties by Reza Rahemi

Finite Element Method for solving Poisson's equation in non-isotropic materials (finite element method, electrodynamics, poisson)

fem_poisson.m

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updated 8 months ago

plot Hydrogen Atom Molecular Orbital by Evan

mix, hybridize, and visualize hydrogen orbital wavefunctions (molecular, physics, chemistry)

PlotHydrogenMolecularOrbital

PlotHydrogenMolecularOrbital_1s2s3s4s

PlotHydrogenMolecularOrbital_2p

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updated 8 months ago

PeakFinder by Nathanael Yoder

Quickly finds local maxima (peaks) or minima (valleys) in a noisy signal. (signal processing, maxima, minima)

peakfinder(x0, sel, thresh, extrema, include_endpoints)

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updated 8 months ago

Electromagnetic Field Demo by Robyn Jackey

Visualization of the electromagnetic field induced by current in a straight wire. (electromagnetic field, electromagnetism, induced)

EMFieldLoopDemo(varargin)

InitGUI(handles)

RefreshGUI(handles)

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updated 8 months ago

Collision of Two Boxes by Nassim Khaled

Derive, code, draw, simulate and animate the physical problem. (virtual, reality, collision)

collision_of_two_boxes_Part1.m

collision_of_two_boxes_Part2.m

box_collision_anim_1_Part1.avi

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updated 8 months ago

Movie Post Processing Tool by Alexander Ludwig Klein

Interactive tool to analyse movies by means of image post processing (image processing, measurement, gui)

movieMain

moviePanel

ppAdjustContrast

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updated 8 months ago

Peak finding and measurement by Tom O'Haver

Function to locate and measure the positive peaks and valleys in noisy data sets. (chemistry, physics, peak detection)

P=findpeaks(x,y,SlopeThreshold,AmpThreshold,smoothwidth,p...

P=findpeaksGSS(x,y,SlopeThreshold,AmpThreshold,smoothwidt...

P=findpeaksL(x,y,SlopeThreshold,AmpThreshold,smoothwidth,...

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updated 9 months ago

Coherent+Spontaneous Rayleigh-Brillouin Scattering Spectra by John Smith

Computes coherent and spontaneous Rayleigh-Brillouin spectra using s6 (Tenti) or s7 (Pan) models (rayleigh, brillouin, spectrum)

crbs6(y,rlx_int,eukenf,c_int,c_tr,xi)

crbs7(y,rlx_int,eukenf,c_int,c_tr,xi)

w0_func(z,N)

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updated 9 months ago

Energy density made by six rings of current in a box. by Matthew Moynihan

This code gives you the energy density made by six rings of current in a box in the XY plane. (electromagnets, modeling, physics)

CalcField(Parameters, Coordinates, Cells)

CartesianModelXYPlane(Point, RingStruct)

MakeMatrix(Bounds, Cells)

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updated 9 months ago

The Magnetic Field Made along a Path by Six Rings Of Current by Matthew Moynihan

Pick two points. This code gives you the X, Y, Z field along a line from start to finish. (ampturns, physics, electromagnets)

CartesianEnter(Point, RingStruct)

Line(RingStructure)

AllRingsLineEnter.m

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updated 9 months ago

Three masses connected by springs by Jeffrey Chasnov

A simulation and animation of three masses connected by springs. Can use to illustrate normal modes. (oscillation, springs, hookes law)

gui_spring3mass3(varargin)

gui_spring4mass3(varargin)

spring.m

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updated 9 months ago

1-D random number generation with any analytical expression probability density function by Hu

Generate random numbers according to given analytical expression for the PDF (statistics, physics)

rand_generator(myfun,xmin,xmax,number,mode_switch)

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updated 9 months ago

Polar Onion Peeling by natan

Apply polar onion peeling method for analyzing velocity map imaging (VMI) data. (onion peeling, physics, chemistry)

s=POP(im, bParams, qParams, cartImage)

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updated 9 months ago

Generation of Audio Test Signals with Matlab Implementation by Hristo Zhivomirov

Generation of sine wave, square wave, chirp, sinc, white and pink noise via sound card. (measurement, signal processing, physics)

AOChirpRepeate(f1, f2, Fs, endtime, r, p)

AOPinkNoiseRepeate(Fs, endtime, r, p)

AOSincFullRepeate(f0, Fs, endtime, r, p)

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updated 9 months ago

Stochastic Resonance in the Duffing Oscillator with MATLAB by Robert Ralich

Compute and plot SNR vs. noise strength for the double-well Duffing oscillator. (physics, mathematics, stochastic resonance)

duff(t,x,gam,alpha,beta,A,w0,n)

noise(t)

runduffsr.m

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updated 9 months ago

IAPWS_IF97 functional form with no slip by Mark Mikofski

Water and steam properties and derivatives based on the IAPWS IF97. Functional form. No slip. (control design, simulation, chemistry)

IAPWS_IF97 Example

IAPWS_IF97(fun,in1,in2)

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updated 10 months ago

The Magnetic Field Made By Six Rings of Current - Enter Value by Matthew Moynihan

This code finds the magnetic field made by six rings of current from an X,Y,Z coordinate. (simulation, mathematics, physics)

CartesianEnter(Point, RingStruct)

Report(All, Index)

AllRingsEnterValue.m

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updated 10 months ago

The Magnetic Field Made By A Ring Of Current - Enter Value by Matthew Moynihan

This code finds the magnetic field from coordinates entered by you. (physics, electromagnetics, coils of wire)

SingleRingEnter(Point, Parameters)

SingleRingProgram.m

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updated 10 months ago

Droplet Video Proccessor - code 2 of 3 by Matthew Moynihan

This code takes a video of droplets made in a T-Junction and turns it into a sawtooth signal. (microfluidics, tjunction, emulsions)

BlackOut(Image, rect, BLKrect, val)

Sizer(videoBlock, dim, FilterStruct)

videoInput(vidObj)

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updated 10 months ago

A toolbox for finding hyperchaotic horseshoes in hyperchaotic 3D maps by Steven Tang

This GUI programe presents an efficient method for finding hyperchaotic topological horseshoes in hy (chaos, chaotic systems, gui)

[xr,varargout]=rtmapHyperCoreFun(varargin)

computeFun_rtmapluhyperchaos(t,X)

fileOperFun( opertype, SYSINF )

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updated 10 months ago

Microstrip line-fed rectangular antenna analysis using 3D FDTD code by Vasily Kozhevnikov

Microstrip line-fed antenna analysis is performed by the 3D FDTD (fdtd, lowpass filter, microwave)

FDTD_3D_Microstrip_Antenna

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