Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Potentiometer

Potentiometer

Voltage and current measurements using a standard voltmeter and ammeter alter the circuit being measured either by drawing or resisting the current flow, which introduces uncertainties in the measurements. Null measurements balance the voltages so that no current flows through the measuring device and, therefore, no alterations occur in the measured circuit.
Suppose the emf of a battery needs to be measured. If the battery is directly connected to a standard voltmeter, the measured quantity is...

Van de Graaff Generator

Van de Graaff Generator

Van de Graaff generators (or Van de Graaffs) are devices used to demonstrate high voltage due to static electricity that can also be used for research. Robert Van de Graaff first built one in 1931 (based on original suggestions by Lord Kelvin) for use in nuclear physics research.
Van de Graaff uses both smooth and pointed surfaces, conductors, and insulators to generate large static charges and, hence, large voltages. A substantial excess charge can be deposited on the sphere because it moves...

Stress Concentrations in Circular Shafts

Stress Concentrations in Circular Shafts

Consider the elastic torsion formula, which applies to a circular shaft with a consistent cross-section. This formula assumes that the shaft's ends are loaded with rigid plates firmly attached. However, in many cases, torques are applied to the shaft through mechanisms like flange couplings or gears, which are connected by keys inserted into keyways. This application method modifies the stress distribution near the point of torque application, causing it to deviate from the distributions...

You might also read

Related Articles

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

Sort by

Same author

Longitudinal braid stability of Surpass Evolve®: In the aspect of Fish-mouthing deformation.

AJNR. American journal of neuroradiology·2026

Same author

Enhanced Recovery After Surgery in clipping surgery for unruptured cerebral aneurysm: prospective nonrandomized controlled trial.

Journal of neurosurgery·2026

Same author

Design of High-Performance Organic Nonlinear Optical and Terahertz Crystals by Controlling the van der Waals Volume.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2023

Same author

Phonon-Suppressing Intermolecular Adhesives: Catechol-Based Broadband Organic THz Generators.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2022

Same author

Copper-catalysed asymmetric reductive cross-coupling of prochiral alkenes.

Nature communications·2022

Same author

Organic Broadband THz Generators Optimized for Efficient Near-Infrared Optical Pumping.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2020

Same journal

Crystal structure of 1-(piperidin-1-yl)butane-1,3-dione.

Acta crystallographica. Section E, Structure reports online·2015

Same journal

Crystal structure of methyl 1-methyl-3,5-diphenyl-7-tosyl-3,6,7,11b-tetra-hydro-pyrazolo-[4',3':5,6]pyrano[3,4-c]quinoline-5a(5H)-carboxyl-ate.

Acta crystallographica. Section E, Structure reports online·2015

Same journal

Crystal structure of 4-amino-1-(4-methyl-benz-yl)pyridinium bromide.

Acta crystallographica. Section E, Structure reports online·2015

Same journal

Crystal structure of (Z)-3-benz-yloxy-6-[(2-hy-droxy-anilino)methyl-idene]cyclo-hexa-2,4-dien-1-one.

Acta crystallographica. Section E, Structure reports online·2015

Same journal

Crystal structure of bis-(1-benzyl-1H-1,2,4-triazole) perchloric acid monosolvate.

Acta crystallographica. Section E, Structure reports online·2015

Same journal

Crystal structure of 2-(di-phenyl-phos-phanyl)phenyl 4-(hy-droxy-meth-yl)benzoate.

Acta crystallographica. Section E, Structure reports online·2015

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 2, 2026

Design and Validation of a Volumetric-extrusion Bioprinter for Bioprinting of Soluble Basement Membrane Extract for Translational Research

Design and Validation of a Volumetric-extrusion Bioprinter for Bioprinting of Soluble Basement Membrane Extract for Translational Research

Published on: March 28, 2025

KNb(1.75)V(0.25)PS(10).

Jaemin Yu¹, Hoseop Yun

¹Division of Energy Systems Research and Department of Chemistry, Ajou University, Suwon 443-749, Republic of Korea.

Acta Crystallographica. Section E, Structure Reports Online

|April 28, 2011

Summary

This summary is machine-generated.

Researchers synthesized a novel potassium niobium vanadium phosphorus decasulfide compound, KNb(1.75)V(0.25)PS(10). This new material features unique anionic chains composed of niobium/vanadium and phosphorus sulfide units, offering insights into solid-state chemistry.

More Related Videos

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom

Published on: February 25, 2022

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Published on: June 18, 2021

Related Experiment Videos

Last Updated: Jun 2, 2026

Design and Validation of a Volumetric-extrusion Bioprinter for Bioprinting of Soluble Basement Membrane Extract for Translational Research

Design and Validation of a Volumetric-extrusion Bioprinter for Bioprinting of Soluble Basement Membrane Extract for Translational Research

Published on: March 28, 2025

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom

Particle Image Velocimetry Investigation of Hemodynamics via Aortic Phantom

Published on: February 25, 2022

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Pre-Chiasmatic, Single Injection of Autologous Blood to Induce Experimental Subarachnoid Hemorrhage in a Rat Model

Published on: June 18, 2021

Area of Science:

Solid-state chemistry
Inorganic synthesis
Crystal structure analysis

Background:

Potassium niobium sulfide compounds exhibit interesting structural motifs.
Vanadium substitution in niobium-based chalcogenides is underexplored.
Understanding structure-property relationships in novel materials is crucial.

Purpose of the Study:

To synthesize and characterize a new quaternary chalcogenide containing niobium, vanadium, phosphorus, and sulfur.
To elucidate the crystal structure of the title compound, KNb(1.75)V(0.25)PS(10).
To investigate the structural relationship with known isostructural compounds.

Main Methods:

Reaction of constituent elements in a KCl/LiCl eutectic mixture.
Single-crystal X-ray diffraction analysis.
Structural comparison with KNb(2)PS(10).

Main Results:

The title compound, potassium diniobium vanadium phosphorus decasulfide (KNb(1.75)V(0.25)PS(10)), was successfully synthesized.
The compound is isostructural with KNb(2)PS(10), featuring anionic (∞)(1)[M(2)PS(10)](-) chains (M = Nb/V).
Niobium sites exhibit statistical disorder, with 87.5% Nb and 12.5% V atoms.

Conclusions:

KNb(1.75)V(0.25)PS(10) represents a new quaternary chalcogenide with a unique chain structure.
The statistical distribution of Nb and V atoms influences the structural characteristics.
The absence of inter-chain bonding suggests anisotropic properties.