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

Ampere-Maxwell's Law: Problem-Solving01:17

Ampere-Maxwell's Law: Problem-Solving

629
A parallel-plate capacitor with capacitance C, whose plates have area A and separation distance d, is connected to a resistor R and a battery of voltage V. The current starts to flow at t = 0. What is the displacement current between the capacitor plates at time t? From the properties of the capacitor, what is the corresponding real current?
To solve the problem, we can use the equations from the analysis of an RC circuit and Maxwell's version of Ampère's law.
For the first part of...
629
Ampere's Law: Problem-Solving01:31

Ampere's Law: Problem-Solving

3.6K
Ampere's law states that for any closed looped path, the line integral of the magnetic field along the path equals the vacuum permeability times the current enclosed in the loop. If the fingers of the right hand curl along the direction of the integration path, the current in the direction of the thumb is considered positive. The current opposite to the thumb direction is considered negative.
Specific steps need to be considered while calculating the symmetric magnetic field distribution...
3.6K
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

53
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
53
Biot-Savart Law: Problem-Solving00:59

Biot-Savart Law: Problem-Solving

2.6K
The magnitude and direction of a magnetic field created by a steady current can be calculated using the Biot-Savart law.
Consider a mobile phone battery bank as a source of steady current, which flows through the wire connected between the two. What is the magnitude of the magnetic field created by this current at a field point P?
To estimate the magnitude of the total magnetic field, we first consider a small current element of length dl, at a distance r from the field point. Now the following...
2.6K
Ferromagnetism01:31

Ferromagnetism

2.4K
Materials like iron, nickel, and cobalt consist of magnetic domains, within which the magnetic dipoles are arranged parallel to each other. The magnetic dipoles are rigidly aligned in the same direction within a domain by quantum mechanical coupling among the atoms. This coupling is so strong that even thermal agitation at room temperature cannot break it. The result is that each domain has a net dipole moment. However, some materials have weaker coupling, and are ferromagnetic at lower...
2.4K
Interfacial Electrochemical Methods: Overview01:06

Interfacial Electrochemical Methods: Overview

243
Interfacial electrochemical methods focus on the phenomena occurring at the boundary between an electrode and a solution, as opposed to bulk methods that concentrate on the solution's overall properties. These interfacial methods are classified as either static or dynamic based on the presence of a nonzero current in the electrochemical cell and the consistency of analyte concentrations. Static methods, such as potentiometry, measure the cell's potential without any significant current...
243

You might also read

Related Articles

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

Sort by
Same author

20(S/R)-Ginsenoside Rh1 Alleviates AOM/DSS-Induced Colorectal Cancer: Gut-Microbiota Modulation and Tryptophan-Metabolism-Mediated AhR/PXR Activation and IDO1.

International journal of molecular sciences·2026
Same author

Author Correction: [2+2] Photocycloaddition reactions of sulfinylamines with alkenes to access β-sultam derivatives.

Nature chemistry·2026
Same author

A latent profile analysis of exercise intensity preference and tolerance: associations with exercise affective experiences and physical activity.

BMC psychology·2026
Same author

Novel <i>N</i>'-Phenyl Benzyl Carbazate Derivatives with Potent Multiple Antifungal Activity: Design, Structure-Activity Relationship, and Action Mode.

Journal of agricultural and food chemistry·2026
Same author

Lithium-Germanium Alloy Interfaces for Efficient Low-Pressure Ammonia Synthesis.

Angewandte Chemie (International ed. in English)·2026
Same author

Nanomaterial-mediated lactate metabolism regulation for enhanced cancer immunotherapy.

International journal of pharmaceutics·2026
Same journal

Interplay between oxygen redox and interfacial stability of Li-rich positive electrodes in sulfide-based all-solid-state batteries.

Nature communications·2026
Same journal

Breaking dependence on melanisation imparts diversity to a dogmatic invasion strategy of phytopathogenic fungi.

Nature communications·2026
Same journal

Hydroxyl-rich nanocavities on perovskite enable nearly barrierless intramolecular hydrogen transfer for nitrate electroreduction to ammonia.

Nature communications·2026
Same journal

Household mobility responses to weather extremes in Kyrgyzstan.

Nature communications·2026
Same journal

Autonomous Motion Vision with Tri-bulk-heterojunctioned Organic Adaptation Transistor.

Nature communications·2026
Same journal

Tissue-adhesive hydrogel optical fiber for peripheral optogenetic neuromodulation.

Nature communications·2026
See all related articles

Related Experiment Video

Updated: Jun 30, 2025

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation
11:11

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Published on: May 2, 2016

11.0K

Ferroelectric compute-in-memory annealer for combinatorial optimization problems.

Xunzhao Yin1,2, Yu Qian1, Alptekin Vardar3

  • 1Zhejiang University, Hangzhou, China.

Nature Communications
|March 19, 2024
PubMed
Summary
This summary is machine-generated.

We developed a novel ferroelectric field-effect transistor (FeFET) compute-in-memory (CiM) annealer for solving complex combinatorial optimization problems (COPs). This innovative approach accelerates computations and significantly reduces chip size, offering a promising solution for large-scale problem-solving.

More Related Videos

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains
07:42

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

Published on: July 20, 2022

2.7K
A Fabrication and Measurement Method for a Flexible Ferroelectric Element Based on Van Der Waals Heteroepitaxy
10:40

A Fabrication and Measurement Method for a Flexible Ferroelectric Element Based on Van Der Waals Heteroepitaxy

Published on: April 8, 2018

8.2K

Related Experiment Videos

Last Updated: Jun 30, 2025

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation
11:11

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Published on: May 2, 2016

11.0K
Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains
07:42

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

Published on: July 20, 2022

2.7K
A Fabrication and Measurement Method for a Flexible Ferroelectric Element Based on Van Der Waals Heteroepitaxy
10:40

A Fabrication and Measurement Method for a Flexible Ferroelectric Element Based on Van Der Waals Heteroepitaxy

Published on: April 8, 2018

8.2K

Area of Science:

  • Materials Science
  • Computer Engineering
  • Computational Science

Background:

  • Combinatorial optimization problems (COPs) are prevalent but computationally challenging.
  • Existing solutions like digital annealers and quantum systems face limitations in scalability, memory access, and applicability.
  • There is a need for efficient, scalable hardware solutions for COPs.

Purpose of the Study:

  • To introduce a novel ferroelectric field-effect transistor (FeFET) based compute-in-memory (CiM) annealer.
  • To demonstrate an efficient method for solving larger-scale COPs.
  • To overcome the limitations of existing COP-solving hardware.

Main Methods:

  • Converting COPs into quadratic unconstrained binary optimization (QUBO) formulations.
  • Utilizing a three-terminal FeFET structure for in-situ vector-matrix-vector (VMV) multiplication acceleration.
  • Implementing a multi-epoch simulated annealing (MESA) algorithm for efficient annealing.
  • Experimental validation on a 28nm HKMG CMOS technology FeFET chip.

Main Results:

  • Achieved a 75% chip size saving for Max-Cut problems due to lossless QUBO matrix compression.
  • The MESA algorithm provided up to 27% better solutions and a 2X speedup compared to conventional simulated annealing.
  • Demonstrated efficient in-situ acceleration of VMV operations in a single step.

Conclusions:

  • The FeFET-based CiM annealer offers an efficient and scalable solution for general COPs.
  • This technology shows significant promise for overcoming the limitations of current optimization hardware.
  • The integrated FeFET chip represents a significant advancement in hardware acceleration for complex optimization tasks.