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

Applications of Stress

Applications of Stress

Consider a structure made of a boom and a rod designed to support a load. These two components are connected by a pin and stabilized by brackets and pins. The boom and the rod are detached from their supports to assess the different stresses imposed on this structure, and a free-body diagram is drawn. Then, all the forces applied, including the load acting on the structure, are identified. The reaction forces exerted on both the boom and the rod are computed using the equilibrium equations.
The...

Yield Criteria for Ductile Materials under Plane Stress

Yield Criteria for Ductile Materials under Plane Stress

In designing structural elements and machine parts using ductile materials, it is crucial to ensure that these components withstand applied stresses without yielding. Yielding is initially determined through a tensile test, which evaluates the material's response to uniaxial stress. However, tensile stress is insufficient when components face biaxial or plane stress conditions This condition requires advanced criteria to predict failure.
The Maximum Shearing Stress Criterion, also known as the...

Stability of structures

Stability of structures

In mechanical engineering, the stability of systems under various forces is critical for designing durable and efficient structures. One fundamental way to explore these concepts is by analyzing systems like two rods connected at a pivot point, O, with a torsional spring of spring constant k at the pivot point. This system is similar in appearance to a scissor jack used to change tires on a car. In this case, the arms of the linkage (equivalent to the rods in this system) are entirely vertical,...

Temperature Dependent Deformation

Temperature Dependent Deformation

In a nonhomogeneous rod made up of steel and brass, restrained at both ends and subjected to a temperature change, several steps are involved in calculating the stress and compressive load. Due to the problem's static indeterminacy, one end support is disconnected, allowing the rod to experience the temperature change freely. Next, an unknown force is applied at the free end, triggering deformations in the rod's steel and brass portions. These deformations are then calculated and added together...

Stress-Strain Diagram - Brittle Materials

Stress-Strain Diagram - Brittle Materials

Brittle materials, including glass, cast iron, and stone, exhibit unique characteristics. They fracture without considerable change in their elongation rate, indicating that their breaking and ultimate strength are equivalent. Such materials also show lower strain levels at the point of rupture. The failure in brittle materials predominantly results from normal stresses, as evidenced by the rupture created along a surface perpendicular to the applied load. These materials do not display...

Transformation of Plane Stress

Transformation of Plane Stress

Studying stress transformation is essential in understanding how stress components within a material, like a cube under plane stress, change with rotation. This change is analyzed by considering a prismatic element within the cube. As the element rotates, the stress components acting on it—both normal and shearing stresses—change in magnitude and orientation. This change is quantified using trigonometric functions of the rotation angle, relating the forces acting on the rotated element's faces...

You might also read

Related Articles

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

Sort by

Same author

An anomalous high-pressure phase and decompression-induced amorphization in dinitrotoluene.

The Journal of chemical physics·2025

Same author

<i>M</i>fergusonite DyTaO<sub>4</sub>under compression: an insight from experiment and theory.

Journal of physics. Condensed matter : an Institute of Physics journal·2025

Same author

'Survival and quality-of-life in mucormycosis'-author's reply.

Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases·2025

Same author

Synergistic anti-breast cancer activity of simvastatin and thymoquinone encapsulated in nanostructured lipid carriers for enhanced therapeutic outcomes.

Journal of microencapsulation·2025

Same author

Survival and quality-of-life in mucormycosis: a multicentric ambispective cohort study.

Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases·2025

Same author

A case report of concomitant infections of cutaneous, mucocutaneous and visceral leishmaniasis.

Journal of vector borne diseases·2025

Search research articles

Related Experiment Video

Updated: May 14, 2026

Chemical Synthesis of Porous Barium Titanate Thin Film and Thermal Stabilization of Ferroelectric Phase by Porosity-Induced Strain

Chemical Synthesis of Porous Barium Titanate Thin Film and Thermal Stabilization of Ferroelectric Phase by Porosity-Induced Strain

Published on: March 27, 2018

Pressure-driven structural instability in TbNbO₄: experimental and theoretical study.

Amit Tyagi^1,2, Alka B Garg^1,2, Ajay Kumar Kumar Mishra^1,2

¹High Pressure and Synchrotron Radiation Physics Division, Bhabha Atomic Research Centre, Mumbai 400085, India.

Journal of Physics. Condensed Matter : an Institute of Physics Journal

|May 12, 2026

Summary

This summary is machine-generated.

Terbium orthoniobate (TbNbO4) undergoes pressure-induced phase transitions near 19 GPa and 30 GPa, transitioning from monoclinic to tetragonal structures. Anisotropic compression along the b-axis drives these structural changes.

Keywords:

Raman spectroscopy high pressure x-ray diffraction

More Related Videos

The Synthesis of [Sn10(Si(SiMe3)3)4]2- Using a Metastable Sn(I) Halide Solution Synthesized via a Co-condensation Technique

The Synthesis of [Sn₁₀(Si(SiMe₃)₃)₄]²^- Using a Metastable Sn(I) Halide Solution Synthesized via a Co-condensation Technique

Published on: November 28, 2016

Spark Plasma Sintering Apparatus Used for the Formation of Strontium Titanate Bicrystals

Spark Plasma Sintering Apparatus Used for the Formation of Strontium Titanate Bicrystals

Published on: February 9, 2017

Related Experiment Videos

Last Updated: May 14, 2026

Chemical Synthesis of Porous Barium Titanate Thin Film and Thermal Stabilization of Ferroelectric Phase by Porosity-Induced Strain

Chemical Synthesis of Porous Barium Titanate Thin Film and Thermal Stabilization of Ferroelectric Phase by Porosity-Induced Strain

Published on: March 27, 2018

The Synthesis of [Sn10(Si(SiMe3)3)4]2- Using a Metastable Sn(I) Halide Solution Synthesized via a Co-condensation Technique

The Synthesis of [Sn₁₀(Si(SiMe₃)₃)₄]²^- Using a Metastable Sn(I) Halide Solution Synthesized via a Co-condensation Technique

Published on: November 28, 2016

Spark Plasma Sintering Apparatus Used for the Formation of Strontium Titanate Bicrystals

Spark Plasma Sintering Apparatus Used for the Formation of Strontium Titanate Bicrystals

Published on: February 9, 2017

Area of Science:

Materials Science
Solid State Physics
Crystallography

Background:

Fergusonite-type rare-earth orthoniobates are technologically important materials.
Understanding their structural behavior under pressure is crucial for applications.

Purpose of the Study:

To investigate the pressure-dependent structural and vibrational properties of terbium orthoniobate (TbNbO4).
To identify pressure-induced phase transitions and their mechanisms.

Main Methods:

Synchrotron-based powder X-ray diffraction and Raman spectroscopy were employed.
First-principles density functional theory calculations were performed at various pressures.

Main Results:

A pressure-induced phase transition was observed near 19 GPa, with a second high-pressure phase emerging around 30 GPa.
Anisotropic compression along the b-axis was noted in the ambient phase.
Calculations predicted monoclinic to tetragonal phase transformations at approximately 22 GPa and 26 GPa.

Conclusions:

The study elucidates the complex phase transitions in TbNbO4 under compression.
Anisotropic compression and cation arrangement are key factors in these transitions.
Bulk modulus and Gruneisen parameters provide insights into the material's vibrational response.