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

Assessment of blood pressure in brachial artery(two-step method)01:23

Assessment of blood pressure in brachial artery(two-step method)

Measuring blood pressure is a fundamental skill in healthcare that aids in diagnosing and monitoring hypertension and other cardiovascular conditions. An aneroid sphygmomanometer, commonly used in clinical settings, offers a manual and precise method for blood pressure measurement. The technique for using this instrument involves specific steps that must be carefully executed to ensure accuracy. The following detailed description outlines a two-step technique for assessing blood pressure using...
Assessment of blood pressure in brachial artery(one-step method)01:15

Assessment of blood pressure in brachial artery(one-step method)

This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
Prepare for the Procedure:
Sites for measuring blood pressure01:21

Sites for measuring blood pressure

Blood pressure measurement is a fundamental clinical procedure, providing crucial data for assessing cardiovascular health. Among the various sites for this measurement, the brachial and popliteal arteries are predominantly utilized due to their accessibility and the reliability of their readings. This lesson delves into the anatomical significance, methodology, and considerations of measuring blood pressure at these locations.
The Brachial Artery: Primary Site for Blood Pressure Measurement
Deformations in a Symmetric Member in Bending01:18

Deformations in a Symmetric Member in Bending

When analyzing the deformation of a symmetric prismatic member subjected to bending by equal and opposite couples, it becomes clear that as the member bends, the originally straight lines on its wider faces curve into circular arcs, with a constant radius centered at a point known as Point C. This phenomenon helps to understand the stress and strain distribution within the member more clearly.
When the member is segmented into tiny cubic elements, it is observed that the primary stress...
Anatomical Positions01:11

Anatomical Positions

In anatomy, several standard anatomical positions are used as references for describing the position and orientation of different body parts. These positions help provide a common frame of reference when discussing anatomical structures. The anatomical position is the standard reference point for describing the body's position and orientation. In this position:
The body is upright, facing forward, and standing erect.
The feet are parallel and flat on the floor.
The arms are hanging by the...

You might also read

Related Articles

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

Sort by
Same author

Hermitian Hamiltonian equivalent to a given non-Hermitian one: manifestation of spectral singularity.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2013
Same author

PT-symmetric quantum state discrimination.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2013
Same author

Reconstructing the nucleon-nucleon potential by a new coupled-channel inversion method.

Physical review letters·2011
Same author

Determining role of Krein signature for three-dimensional Arnold tongues of oscillatory dynamos.

Physical review. E, Statistical, nonlinear, and soft matter physics·2009
Same author

Visualization of branch points in PT-symmetric waveguides.

Physical review letters·2008

Related Experiment Video

Updated: Jun 26, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

Naimark-dilated PT-symmetric brachistochrone.

Uwe Günther1, Boris F Samsonov

  • 1Research Center Dresden-Rossendorf, POB 510119, D-01314 Dresden, Germany. u.guenther@fzd.de

Physical Review Letters
|December 31, 2008
PubMed
Summary

Researchers experimentally implemented a PT-symmetric quantum brachistochrone system. This system, reinterpreted as a subsystem of a larger Hermitian system, enables ultrafast quantum control in entangled two-spin systems.

Area of Science:

  • Quantum mechanics
  • Quantum control
  • Quantum information science

Background:

  • The quantum brachistochrone problem seeks the fastest quantum evolution between two states.
  • Parity-time (PT)-symmetric Hamiltonians offer unique properties in quantum systems.
  • Previous theoretical work by Bender et al. proposed a PT-symmetric ultrafast brachistochrone regime.

Purpose of the Study:

  • To provide a pathway for the experimental realization of PT-symmetric quantum brachistochrones.
  • To reframe PT-symmetric systems as subsystems within a larger Hermitian framework.
  • To enable ultrafast quantum control using entangled systems.

Main Methods:

  • Naimark dilation of the PT-symmetric Hamiltonian.
  • Reinterpretation of the PT-symmetric system as a subsystem of a Hermitian system in a higher-dimensional Hilbert space.

More Related Videos

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication
14:52

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication

Published on: December 11, 2013

Ultrasound Assessment of Endothelial-Dependent Flow-Mediated Vasodilation of the Brachial Artery in Clinical Research
08:42

Ultrasound Assessment of Endothelial-Dependent Flow-Mediated Vasodilation of the Brachial Artery in Clinical Research

Published on: October 22, 2014

Related Experiment Videos

Last Updated: Jun 26, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication
14:52

Computerized Dynamic Posturography for Postural Control Assessment in Patients with Intermittent Claudication

Published on: December 11, 2013

Ultrasound Assessment of Endothelial-Dependent Flow-Mediated Vasodilation of the Brachial Artery in Clinical Research
08:42

Ultrasound Assessment of Endothelial-Dependent Flow-Mediated Vasodilation of the Brachial Artery in Clinical Research

Published on: October 22, 2014

  • Utilizing an entangled two-spin system for experimental implementation.

    • Main Results:

    • Demonstrated a method to experimentally implement PT-symmetric quantum brachistochrones.
    • Established a connection between PT-symmetric and Hermitian systems via Naimark dilation.
    • Showcased the potential for ultrafast quantum control in entangled systems.

    Conclusions:

    • The Naimark dilation provides a viable route for experimental PT-symmetric quantum brachistochrone realization.
    • This approach facilitates the study of PT-symmetric dynamics in controllable quantum systems.
    • The findings pave the way for advancements in ultrafast quantum control and quantum information processing.