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

Increasing Function01:18

Increasing Function

An increasing function exhibits a rise in output values as input values increase. This behavior is depicted graphically as a curve or line that slopes upward from left to right. Such a function satisfies the condition that if x1 < x2, then f(x1) < f(x2), indicating that the function values grow with increasing inputs. This concept is fundamental in understanding growth trends across various domains, such as population dynamics, financial investments, or resource consumption.The average...
Upsampling01:22

Upsampling

Managing signal sampling rates is essential in digital signal processing to maintain signal integrity. A decimated signal, characterized by a reduced frequency range due to its lower sampling rate, can be upsampled by inserting zeros between each sample. This upsampling process expands the original spectrum and introduces repeated spectral replicas at intervals dictated by the new Nyquist frequency. To refine this zero-inserted sequence, it is passed through a lowpass filter with a cutoff...
Upward Impending Motion01:21

Upward Impending Motion

A square-threaded screw jack is a mechanical device widely used for lifting heavy loads or applying considerable force. Its operation is based on converting the force applied at its handle into a torsional moment, causing the upward impending motion of the screw. This movement is accomplished by overcoming the static friction between the threads of the screw and the jack.
To better comprehend how a screw jack functions, consider the completely unraveled thread as a block in contact with the...
Increased pulse rate01:17

Increased pulse rate

Tachycardia is a condition marked by an abnormally fast or irregular heart rate, surpassing the typical resting rate. In adults, tachycardia is characterized by a pulse rate ranging from 100 to 180 beats per minute. The increased heart rate can result in inadequate blood flow to various body parts, ultimately diminishing the oxygen supply to organs and tissues.
Many factors can elevate the risk of developing tachycardia. These include advanced age, a family history of arrhythmias, and an...
Positive and Negative Feedback Loops01:18

Positive and Negative Feedback Loops

Animal organs and organ systems constantly adjust to internal and external changes through a process called homeostasis ("steady state"). Examples of these changes include regulation of the level of glucose or calcium in the blood or internal responses to external temperatures. Homeostasis requires  maintaining an internal dynamic equilibrium:
Higher Derivatives01:29

Higher Derivatives

In calculus, higher-order derivatives extend the idea of differentiation beyond the first derivative to capture successive rates of change. These derivatives provide detailed information about the behavior of functions and have important applications in both mathematics and physics. To illustrate these concepts, consider the example function\begin{equation*}f(x) = x^3 - x\end{equation*}which serves as a useful case study for exploring higher derivatives.The first derivative represents the slope...

You might also read

Related Articles

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

Sort by
Same author

International Psychiatry - the way forward.

International psychiatry : bulletin of the Board of International Affairs of the Royal College of Psychiatrists·2019
Same author

Global mental health - problem and response.

International psychiatry : bulletin of the Board of International Affairs of the Royal College of Psychiatrists·2019
Same author

Psychiatry for tomorrow's doctors: undergraduate medical education.

International psychiatry : bulletin of the Board of International Affairs of the Royal College of Psychiatrists·2019
Same author

Mental health research publications from low- and middle-income countries.

International psychiatry : bulletin of the Board of International Affairs of the Royal College of Psychiatrists·2019
Same author

Rational prescribing of psychotropic medicines.

International psychiatry : bulletin of the Board of International Affairs of the Royal College of Psychiatrists·2019
Same author

International Divisions and International Associateships.

International psychiatry : bulletin of the Board of International Affairs of the Royal College of Psychiatrists·2019

Related Experiment Video

Updated: Jul 11, 2026

Comparative Study of Simulation of Temperature Rise in Ring Main Unit
04:35

Comparative Study of Simulation of Temperature Rise in Ring Main Unit

Published on: July 5, 2024

'Uppers' keep going up.

Hamid Ghodse

    The British Journal of Psychiatry : the Journal of Mental Science
    |October 2, 2007
    PubMed
    Summary
    This summary is machine-generated.

    Amphetamine-type stimulants are widely misused globally due to overprescription and internet accessibility. Online pharmacies and illicit manufacturing information contribute significantly to this dangerous trend.

    Related Experiment Videos

    Last Updated: Jul 11, 2026

    Comparative Study of Simulation of Temperature Rise in Ring Main Unit
    04:35

    Comparative Study of Simulation of Temperature Rise in Ring Main Unit

    Published on: July 5, 2024

    Area of Science:

    • Pharmacology
    • Public Health
    • Digital Criminology

    Background:

    • Amphetamine-type stimulants (ATS) rank as the world's second most utilized drug class.
    • Overprescription of ATS leads to diversion for non-medical recreational use.
    • ATS dependence is a significant global health concern.

    Discussion:

    • The internet facilitates the global misuse of ATS.
    • Unregulated online pharmacies enable uncontrolled dispensing of these substances.
    • Online platforms provide accessible information for the illicit manufacture of ATS.

    Key Insights:

    • The internet is a critical vector for ATS diversion and misuse.
    • Online pharmacies bypass regulatory controls, increasing accessibility.
    • Dissemination of illicit manufacturing techniques online poses a substantial public safety risk.

    Outlook:

    • Enhanced regulatory oversight of online pharmacies is crucial.
    • Public health strategies must address the internet's role in ATS misuse.
    • International cooperation is needed to combat online ATS proliferation.