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

Moment of Inertia about an Arbitrary Axis01:20

Moment of Inertia about an Arbitrary Axis

621
The moment of inertia is typically associated with principal axes, but it can also be computed for any random axis. When an arbitrary axis is under consideration, the moment of inertia is determined by integrating the mass distribution of the object along that specific axis. It is crucial in applications like the design of machinery, where components rotate about various axes, and balance and stability are essential.
In this scenario, the perpendicular distance between the chosen arbitrary axis...
621
Angular Momentum about an Arbitrary Axis01:11

Angular Momentum about an Arbitrary Axis

450
Imagine a rigid body with a mass denoted as 'm', which has its center of mass at point G and is rotating around an inertial reference frame. The angular momentum at an arbitrary point P can be calculated by taking the cross product of the position vector and linear momentum vector for each individual mass element.
The velocity of a mass element comprises its translational velocity and the relative velocity instigated by the body's rotation. Substituting the velocity equation into...
450
Effective Value of a Periodic Waveform01:07

Effective Value of a Periodic Waveform

1.2K
The concept of effective value, the root mean square (RMS) value, is crucial in understanding electrical circuits and power delivery. This idea emerges from the necessity to measure the effectiveness of a voltage or current source in supplying power to a resistive load.
The effective value of a periodic current represents the direct current (DC) that conveys the same average power to a resistor as the periodic current itself. This concept is crucial when assessing AC circuits. To determine the...
1.2K
Long-term Depression01:05

Long-term Depression

33.2K
Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
33.2K
The Equilibrium Binding Constant and Binding Strength02:18

The Equilibrium Binding Constant and Binding Strength

14.9K
The equilibrium binding constant (Kb) quantifies the strength of a protein-ligand interaction. Kb can be calculated as follows when the reaction is at equilibrium:
14.9K
Constant Pressure Calorimetry03:02

Constant Pressure Calorimetry

97.5K
Calorimetry is a technique used to measure the amount of heat involved in a chemical or physical process or to measure the heat transferred to or from a substance. The heat is exchanged with a calibrated and insulated device called the calorimeter. Calorimetry experiments are based on the assumption that there is no heat exchange between the insulated calorimeter and the external environment. The well-insulated calorimeters prevent the transfer of heat between the calorimeter and its external...
97.5K

You might also read

Related Articles

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

Sort by
Same author

Customizing galvanic vestibular stimulation amplitude: an objective technique using sway indices to account for individual sensitivity.

Experimental brain research·2026
Same author

RedMan-GreenMan: Co-Designed Pedestrian Safety Game Prototype for Children With Autism.

JMIR serious games·2026
Same author

A Forcecardiography dataset with simultaneous SCG, Heart Sounds, ECG, and Respiratory signals.

Scientific data·2025
Same author

Potential of phase-based ranging as an abscondment sensor for children with autism.

Disability and rehabilitation. Assistive technology·2025
Same author

A Flexible PVDF Sensor for Forcecardiography.

Sensors (Basel, Switzerland)·2025
Same author

Arterial Diameter Trend Estimation Using Deep Learning on Ultrasound Spectral Doppler.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2025
Same journal

Development and experimental characterization of a cadaveric stance simulator for residual limb biomechanics.

Medical engineering & physics·2026
Same journal

Rapid personalized computational modeling of the wrist.

Medical engineering & physics·2026
Same journal

SHAP-enabled explainable AI framework for clinical interpretation of valvular heart diseases via digital acoustic features.

Medical engineering & physics·2026
Same journal

Three-dimensional motion analysis of a total wrist prosthesis during the dart-throwing motion: a cadaveric study.

Medical engineering & physics·2026
Same journal

Patient-specific left ventricular hypertrophy under severe hypertension: mechanistic insights from Hill-type computational simulations.

Medical engineering & physics·2026
Same journal

Enabling laboratory-based personalization of musculoskeletal spine models: a standardized rail-guided ultrasound method.

Medical engineering & physics·2026
See all related articles

Related Experiment Video

Updated: Jan 26, 2026

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

513

Arbitrary waveform constant current stimulator for long-term wearable applications.

Paul P Breen1, Jorge M Serrador2, Gaetano D Gargiulo1

  • 1The MARCS Institute for Brain, Behaviour and Development, Western Sydney University, Penrith, NSW, Australia; Translational Health Research Institute, Western Sydney University, Penrith, NSW, Australia.

Medical Engineering & Physics
|April 21, 2019
PubMed
Summary
This summary is machine-generated.

This study introduces a wearable electrical noise stimulator to enhance human sensory perception outside the lab. The portable device offers reliable, customizable stimulation for broader applications.

Keywords:
Constant current stimulationNeural facilitationStochastic resonance

More Related Videos

Simultaneous Application of Transcranial Direct Current Stimulation during Virtual Reality Exposure
08:20

Simultaneous Application of Transcranial Direct Current Stimulation during Virtual Reality Exposure

Published on: January 18, 2021

4.4K
Transcranial Direct Current Stimulation tDCS for Memory Enhancement
10:37

Transcranial Direct Current Stimulation tDCS for Memory Enhancement

Published on: September 18, 2021

15.6K

Related Experiment Videos

Last Updated: Jan 26, 2026

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

513
Simultaneous Application of Transcranial Direct Current Stimulation during Virtual Reality Exposure
08:20

Simultaneous Application of Transcranial Direct Current Stimulation during Virtual Reality Exposure

Published on: January 18, 2021

4.4K
Transcranial Direct Current Stimulation tDCS for Memory Enhancement
10:37

Transcranial Direct Current Stimulation tDCS for Memory Enhancement

Published on: September 18, 2021

15.6K

Area of Science:

  • Neuroscience
  • Biomedical Engineering
  • Wearable Technology

Background:

  • Subsensory electrical noise stimulation (SENS) enhances human sensory perception.
  • Current research is lab-bound due to a lack of portable stimulators.
  • Wearable technology can extend SENS applications beyond laboratory settings.

Purpose of the Study:

  • To present a robust, wearable stimulator for SENS.
  • To enable modulation of human sensory perception outside the laboratory.
  • To detail the engineering and capabilities of the portable device.

Main Methods:

  • Developed a wearable constant current stimulator with arbitrary waveform capabilities.
  • Integrated a graphical user interface (GUI) for parameter setting via USB.
  • Implemented safety features including short circuit/high impedance detection and battery monitoring.
  • Incorporated data logging to an SD card and powered by a Li-Ion battery pack.

Main Results:

  • The stimulator provides continuous current stimulation up to ±5 mA with ±25 V compliance (expandable to 70 V).
  • The device features a simple interface with safety mechanisms and data logging.
  • Achieved over 4 hours of stimulation using an interchangeable Li-Ion battery pack.
  • Bench tests confirmed the stimulator's reliability and functionality.

Conclusions:

  • The developed wearable stimulator successfully extends SENS applications outside the laboratory.
  • The device is robust, reliable, and designed for practical wearable use.
  • This technology facilitates further research and application of SENS in real-world environments.