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positron-lifetime-spectra

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dpscience / DDRS4PALS

Star 11

DDRS4PALS - A software for the acquisition and simulation of positron lifetime spectra (PALS) using the DRS4 evaluation board.

simulation detector acquisition pulse mpfit qt-framework alglib fluorescence-microscopy-imaging lifetime-spectroscopy pals positrons antimatter switched-capacitor-array drs4 domino-ring-sampler dltpulsegenerator drs4-evaluation-board photomultiplier lifetime-spectra positron-lifetime-spectra
  • Updated Aug 29, 2022
  • C++

dpscience / DLTReconvolution

Star 6

DLTReconvolution - A Python based software for the analysis of lifetime spectra using the iterative least-square reconvolution method

python analysis least-squares decomposition convolution fluorescence inverse-problems deconvolution fourier-transform least-square-regression exponential-distributions fls lifetime-spectroscopy pals decay-spectrum lifetime-spectra positron-lifetime-spectra reconvolution multi-exponential ill-posed
  • Updated Jan 24, 2021
  • Python

dpscience / DCONTINPALS

Star 4

pyDCONTINPALS - A Python program for running the historical FORTRAN code CONTIN-PALS which solves Fredholm integral equations with convoluted exponential decays as kernels of the type that occur in the analysis of Positron Annihilation Lifetime Spectra (PALS).

analysis regularization inverse-problems nonnegativity-constraints exponential-distributions datareduction lifetime-spectroscopy pals positron-lifetime-spectra tikhonov-regularization flm exponential-decay ill-posed contin tikhonov multi-exponential-decay positron-annihilation-lifetime fredholm-integral-equation laplace-inversion linear-algebraic-equations
  • Updated Sep 27, 2023
  • Fortran

dpscience / DMLLTDetectorPulseDiscriminator

Star 3

DMLLTDetectorPulseDiscriminator - A supervised machine learning approach for shape-sensitive detector pulse discrimination in lifetime spectroscopy applications

machine-learning scikit-learn detector artificial-intelligence discriminator high-energy-physics materials-science time-of-flight scikitlearn-machine-learning lifescience fluorescence-microscopy-imaging positron-emission-tomography supervised-machine-learning pulse-detection gaussian-naive-bayes-implementation lifetime-spectroscopy positron-lifetime-spectra fluorescence-correlation scikit-learn-python pulse-shape-discrimination
  • Updated Jan 20, 2021
  • Python

dpscience / DQuickLTFit

Star 3

DQuickLTFit - A least-square fitting tool for the analysis of positron lifetime spectra using the Levenberg-Marquardt algorithm

analysis fitting levenberg-marquardt mpfit qt-framework annihilation fluorescence-microscopy-imaging least-square-regression exponential-distributions fls lifetime-spectroscopy pals decay-spectrum positrons antimatter levenberg-marquardt-algorithm positron-lifetime-spectra multi-exponential
  • Updated Jan 25, 2021
  • C++

dpscience / MELTail

Star 3

A modified version of the historical MATLAB code MELT additionally enabling tail-fitting on lifetime spectra consisting of distributed characteristic lifetimes using Maximum Entropy for optimization

least-squares regularization optimization-methods inverse-problems deconvolution maximum-entropy exponential-distributions datareduction lifetime-spectroscopy pals decay-spectrum positron-lifetime-spectra ill-conditioned ill-posed fluorescence-lifetime
  • Updated Apr 1, 2021
  • MATLAB

dpscience / pyTailFit

Star 1

pyTailFit - A simple Python program enabling tail-fitting for the analysis of lifetime spectra using least-square optimization.

analysis regression levenberg-marquardt inverse-problems least-square-regression exponential-distributions analysis-algorithms datareduction lifetime-spectroscopy decay-spectrum positron-lifetime-spectra exponential-decay ill-posed multi-exponential-decay tail-fitting fluorescence-lifetime-spectroscopy ill-cond
  • Updated Sep 22, 2021
  • Python

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