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 Concept Videos

Development of Analytical Methods01:21

Development of Analytical Methods

2.3K
An analytical methodology can be divided into four sequential steps: technique, method, procedure, and protocol. A technique is a scientific principle that rationalizes a specific phenomenon through chemical measurements. Adapting a technique for analyzing a sample of interest is termed a method. The procedure outlines the directions for performing the analysis via an analytical method. The protocol is the detailed guidelines on the procedure, which should be strictly followed to obtain the...
2.3K
pH Scale02:41

pH Scale

79.9K
Hydronium and hydroxide ions are present both in pure water and in all aqueous solutions, and their concentrations are inversely proportional as determined by the ion product of water (Kw). The concentrations of these ions in a solution are often critical determinants of the solution’s properties and the chemical behaviors of its other solutes. Two different solutions can differ in their hydronium or hydroxide ion concentrations by a million, billion, or even trillion times. A common means of...
79.9K
Muscles that Move the Head01:19

Muscles that Move the Head

5.9K
The muscles that move the head are a dynamic and complex group of structures that work together to facilitate a wide range of head movements, including rotation, flexion, extension, and lateral bending.
The bilateral sternocleidomastoid, or SCM, and the suprahyoid and infrahyoid muscles are significant head flexors. The SCM muscles originate at the sternum and clavicle and attach to the mastoid process of the temporal bone. The SCM contracts bilaterally to bend the head forward, whereas...
5.9K
Analyte Adsorption and Distribution01:09

Analyte Adsorption and Distribution

2.8K
In certain chromatographic separations, solutes transfer between the mobile phase and the stationary phase via sorption, which typically refers to the process of adsorption. For many chromatographic systems, the sorption process often depends on the polarity of the compounds—an expression of the overall dipole moment within the molecule. During the separation process, there is competition between the solute and solvent for adsorption to the stationary phase. Highly polar compounds and...
2.8K
Jung's Analytical Theory01:23

Jung's Analytical Theory

1.1K
Carl Jung, a Swiss psychiatrist and former follower of Freud, eventually broke away from Freud's ideas to create his framework, analytical psychology. This approach emphasizes achieving a balance between the conscious and unconscious aspects of the mind and reconciling various experiences within an individual's personality. Jung believed that this process, which typically unfolds in the latter part of life, involves an ongoing journey of recognizing and incorporating unconscious...
1.1K
Scaling01:26

Scaling

596
In designing and analyzing filters, resonant circuits, or circuit analysis at large, working with standard element values like 1 ohm, 1 henry, or 1 farad can be convenient before scaling these values to more realistic figures. This approach is widely utilized by not employing realistic element values in numerous examples and problems; it simplifies mastering circuit analysis through convenient component values. The complexity of calculations is thereby reduced, with the understanding that...
596

You might also read

Related Articles

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

Sort by
Same author

Quantitative Assessment of Renal Stiffness Using Shear Wave Elastography for Pathological Staging in Chronic Nephritis Syndrome.

Seminars in ultrasound, CT, and MR·2026
Same author

Negative photoconductivity-driven interface engineering in topological insulator BiSb/InP heterojunctions for switchable ultraviolet-visible broadband photodetection.

Optics express·2026
Same author

Clinical practice recommendations for breast contrast-enhanced ultrasound: consensus statement by Chinese association of ultrasound in medicine and engineering, superficial organs and peripheral vessels expert panel (2025 Edition).

Medical ultrasonography·2026
Same author

Acteoside Ameliorates Hepatic Steatosis and Liver Injury in MASLD Mice Through Activation of PINK1/Parkin-Related Mitophagy Markers.

Nutrients·2026
Same author

Time fractional Saint Venant equations reveal the physical basis of hydrograph retardation through model comparison and field data.

Scientific reports·2025
Same author

Asymmetric kinetic resolution polymerization of racemic <i>O</i>-carboxyanhydride catalyzed by cinchona alkaloids.

Chemical communications (Cambridge, England)·2025

Related Experiment Video

Updated: Feb 4, 2026

Sampling and Identification of Microplastics in Groundwater
08:27

Sampling and Identification of Microplastics in Groundwater

Published on: November 7, 2025

1.2K

Temporal Scaling Analytical Method to Identify Multi-Fractionality in Groundwater Head Fluctuations.

Lin Yuan1, HongGuang Sun, Yong Zhang

  • 1State Key Laboratory of Hydrology-Water Resources and Hydraulic Engineering, College of Mechanics and Materials, Hohai University, Nanjing, Jiangsu, 210098, China.

Ground Water
|September 28, 2018
PubMed
Summary

Groundwater head fluctuations show complex, time-varying multi-fractality due to aquifer properties. A new timescale local Hurst exponent (TS-LHE) method quantifies this dynamic scaling behavior in hydrologic systems.

More Related Videos

A Tissue Clearing Method for Neuronal Imaging from Mesoscopic to Microscopic Scales
07:20

A Tissue Clearing Method for Neuronal Imaging from Mesoscopic to Microscopic Scales

Published on: May 10, 2022

3.5K
Author Spotlight: Advancing Human Cardiac Anatomy Through Multi-Scale Analysis of Hearts
04:22

Author Spotlight: Advancing Human Cardiac Anatomy Through Multi-Scale Analysis of Hearts

Published on: June 28, 2024

962

Related Experiment Videos

Last Updated: Feb 4, 2026

Sampling and Identification of Microplastics in Groundwater
08:27

Sampling and Identification of Microplastics in Groundwater

Published on: November 7, 2025

1.2K
A Tissue Clearing Method for Neuronal Imaging from Mesoscopic to Microscopic Scales
07:20

A Tissue Clearing Method for Neuronal Imaging from Mesoscopic to Microscopic Scales

Published on: May 10, 2022

3.5K
Author Spotlight: Advancing Human Cardiac Anatomy Through Multi-Scale Analysis of Hearts
04:22

Author Spotlight: Advancing Human Cardiac Anatomy Through Multi-Scale Analysis of Hearts

Published on: June 28, 2024

962

Area of Science:

  • Hydrology
  • Geophysics
  • Complex Systems

Background:

  • Groundwater head fluctuations exhibit complex dynamics.
  • Aquifer heterogeneity and non-stationary conditions influence these dynamics.
  • Traditional methods struggle to capture time-varying scaling behaviors.

Purpose of the Study:

  • To develop and propose a systematic statistical method for analyzing groundwater head fluctuations.
  • To quantify multi-fractionality and time-varying scaling in groundwater level data.
  • To provide a novel approach for understanding dynamic hydrologic systems.

Main Methods:

  • Quantification of multi-fractionality using the timescale local Hurst exponent (TS-LHE).
  • Application of a systematic statistical method to analyze time series data.
  • Analysis of daily groundwater level fluctuations from three wells in the lower Mississippi valley, after seasonal cycle removal.

Main Results:

  • Transient timescale local Hurst exponent (TS-LHE) values were observed.
  • The results imply multi-fractionality and multifractal-scaling behavior that varies with time and location.
  • The proposed method successfully characterized the complex temporal dynamics.

Conclusions:

  • The temporal scaling analysis provides quantitative insights into dynamic hydrologic systems.
  • The TS-LHE method is effective for characterizing non-stationary groundwater level fluctuations.
  • Understanding time-varying multifractality is crucial for managing groundwater resources.