Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

T(1)--T(2) correlation spectra obtained using a fast two-dimensional Laplace inversion.

Y-Q Song1, L Venkataramanan, M D Hürlimann

  • 1Schlumberger--Doll Research, Old Quarry Road, Ridgefield, Connecticut 06877, USA. song@ridgefield.sdr.slb.com

Journal of Magnetic Resonance (San Diego, Calif. : 1997)
|February 16, 2002
PubMed
Summary

A new algorithm enables fast 2D Laplace transformation for spin relaxation analysis. This method accurately determines T(1)-T(2) correlation functions, improving molecular structure and dynamics insights.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Propagation of extended fractures by local nucleation and rapid transverse expansion of crack-front distortion.

Nature physics·2024
Same author

Comparison of cytological adequacy in ultrasound-guided fine-needle aspiration of thyroid nodules with different numbers of needle passes.

European review for medical and pharmacological sciences·2023
Same author

Dosimetric comparison of different intensity-modulated radiotherapy techniques for whole-breast irradiation of right-breast cancer.

Cancer radiotherapie : journal de la Societe francaise de radiotherapie oncologique·2022
Same author

Over-expression of Apolipoprotein J Inhibits Cholesterol Crystal-Induced Inflammatory Responses via Suppressing NLRP3 Inflammasome Activation in THP-1 Macrophages.

Folia biologica·2022
Same author

GPIIb/IIIa expression changes in atrial fibrillation post radiofrequency ablation.

European review for medical and pharmacological sciences·2018
Same author

Real-time optimization of nuclear magnetic resonance experiments.

Journal of magnetic resonance (San Diego, Calif. : 1997)·2018

Area of Science:

  • * Molecular Biophysics
  • * Analytical Chemistry

Background:

  • * Spin relaxation (T(1) and T(2)) provides insights into molecular structure and dynamics.
  • * Determining T(1)-T(2) correlation functions is challenging due to the lack of efficient multidimensional Laplace inversion programs.

Purpose of the Study:

  • * To develop and demonstrate a novel computer algorithm for fast two-dimensional inverse Laplace transformation.
  • * To obtain T(1)-T(2) correlation functions efficiently and accurately.

Main Methods:

  • * Implementation of a novel algorithm for fast 2D inverse Laplace transformation.
  • * Application of a least-squares fit with a nonnegativity constraint for 2D data.
  • * Utilization of a regularization method for noise stability and error balancing.

Related Experiment Videos

Main Results:

  • * Successful acquisition of T(1)-T(2) correlation functions using the new algorithm.
  • * Demonstrated algorithm stability across various signal-to-noise ratios.
  • * Validated performance with diverse T(1)-T(2) spectral characteristics in rock samples.

Conclusions:

  • * The developed algorithm provides an efficient method for calculating T(1)-T(2) correlation functions.
  • * This advancement facilitates a more sensitive probe of molecular structure and dynamics.
  • * The algorithm's robustness and extensibility offer broad applicability in spectroscopic analysis.