Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Mesh Analysis for AC Circuits01:12

Mesh Analysis for AC Circuits

818
In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
818
Biasing of Metal-Semiconductor Junctions01:27

Biasing of Metal-Semiconductor Junctions

906
Biasing metal-semiconductor junctions involves applying a voltage across the junction. Specifically, the metal is connected to a voltage source, while the semiconductor is grounded. This technique is essential for controlling the direction and magnitude of current flow in electronic devices, including diodes, transistors, and photovoltaic cells.
In Schottky junctions, where the semiconductor is n-type, applying a positive voltage to the metal relative to the semiconductor reduces its Fermi...
906
Design Example: Underdamped Parallel RLC Circuit01:17

Design Example: Underdamped Parallel RLC Circuit

818
Consider designing an oscillator circuit, a crucial component in various electronic devices and systems. The objective is to create an oscillator circuit with specific characteristics: a damped natural frequency of 4 kHz and a damping factor of 4 radians per second. To accomplish this, a parallel RLC circuit is employed, known for its ability to sustain oscillations at a resonant frequency. In this case, the damping factor is pivotal in achieving the desired performance.
Starting with a fixed...
818
Design Example: Capacitance Multiplier Circuit01:20

Design Example: Capacitance Multiplier Circuit

1.8K
In integrated circuit technology, a capacitance multiplier is often utilized to produce a larger capacitance value when a small physical capacitance falls short. This is achieved by a circuit that multiplies capacitance values by a factor of up to 1000, such that a 10-pF capacitor can replicate the performance of a 100-nF capacitor.
The circuit illustrated in Figure 1 below incorporates two op-amps, with the first operating as a voltage follower and the second acting as an inverting amplifier.
1.8K
Clipper Circuit01:18

Clipper Circuit

1.0K
A clipper circuit is a fundamental wave-shaping device that harnesses the unique properties of diodes to alter and control waveform characteristics. This technology is widely used in electronic devices, especially in television and radar communication systems, where it enhances waveform modulation in both transmitters and receivers.
The operation of a clipper circuit can be exemplified by analyzing a dual-clipper configuration setup that integrates two ideal diodes, each paired with a biasing...
1.0K
Multi-input and Multi-variable systems01:22

Multi-input and Multi-variable systems

542
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence of...
542

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Effects of repeated preheating on polymerization shrinkage kinetics and Vickers microhardness of resin composites: an in vitro study.

BMC oral health·2026
Same author

Diode-pumped prism-free Ti:sapphire oscillator delivering 10-fs pulses.

Optics express·2026
Same author

Heterogeneous Local-Epitaxial Growth Behavior of Ultrathin HfO<sub>2</sub>/Al-Doped TiO<sub>2</sub> Bilayer Dielectrics for Dynamic Random-Access Memory Capacitor Applications.

ACS applied materials & interfaces·2026
Same author

Prediction of delirium in trauma patients using interpretable machine learning.

Scientific reports·2026
Same author

Development of an Artificial Intelligence Model to Predict Endotracheal Intubation in Critically Ill Patients in Real Time.

Journal of clinical medicine·2026
Same author

Anti-senescence Effects of Nanovesicles Derived from Cluster of Differentiation-146-Positive Tonsil Mesenchymal Stem Cells via Modulation of the Tumor Protein 53 Pathway.

Biomaterials research·2026
Same journal

Targeted Delivery of Indole-3-Pyruvic Acid Suppresses Macrophage Ferroptosis to Enhance CD8<sup>+</sup> T Cell-Mediated Immunotherapy Response in Bladder Cancer.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Pathological Copper Overload Reprograms SOD1 Activation via COMMD1 to Promote Senescence and Fibrosis.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Bending-Resistant Intimate 3D Graphene-Metal Heterojunctions for Highly Sensitive and Robust Flexible Sensors.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

A Pathology-Instructed Theranostic Platform with Mechanoadaptive and ROS-Powered Nanobreathing Functions for Precision Myocardial Repair.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

Targeting p21-High Senescent Kupffer Cells Nanotherapeutically Potentiates Antitumor Immunity in Advanced Hepatocellular Carcinoma with Portal Vein Tumor Thrombus.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same journal

A Ceramic Network for Hybrid Solid Electrolyte Lithium Metal Batteries.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
查看所有相关文章

相关实验视频

Updated: Apr 28, 2026

A Method for Growing Bio-memristors from Slime Mold
07:46

A Method for Growing Bio-memristors from Slime Mold

Published on: November 2, 2017

10.7K

记忆阻隔系统:设计,模拟和应用.

Eun Young Kim1, Juseong Park2, Sumin Ju2

  • 1Graduate School of Semiconductor Technology, Korea Advanced Institute of Science and Technology (KAIST), Daejeon, Republic of Korea.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)
|March 3, 2026
PubMed
概括
此摘要是机器生成的。

工程师们为基于HfO2的memristors开发了一个阻隔系统,将人工突触线性提高了43%,耐力提高了60倍. 这一突破通过调节氧气空位运输来增强神经形态计算潜力.

关键词:
在COMSOL的多物理课程中.在 DFT 方面,它是最重要的.在HfO2中,二氧化是混系统的混系统耐力 耐力 耐力 耐力 耐力纪念馆是为了纪念.突触的特征是突触的特征.价值改变记忆 改变记忆

更多相关视频

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters
15:25

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Published on: February 4, 2018

5.4K
Assembly and Characterization of Biomolecular Memristors Consisting of Ion Channel-doped Lipid Membranes
08:07

Assembly and Characterization of Biomolecular Memristors Consisting of Ion Channel-doped Lipid Membranes

Published on: March 9, 2019

7.0K

相关实验视频

Last Updated: Apr 28, 2026

A Method for Growing Bio-memristors from Slime Mold
07:46

A Method for Growing Bio-memristors from Slime Mold

Published on: November 2, 2017

10.7K
Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters
15:25

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Published on: February 4, 2018

5.4K
Assembly and Characterization of Biomolecular Memristors Consisting of Ion Channel-doped Lipid Membranes
08:07

Assembly and Characterization of Biomolecular Memristors Consisting of Ion Channel-doped Lipid Membranes

Published on: March 9, 2019

7.0K

科学领域:

  • 材料科学 材料科学 材料科学
  • 纳米技术纳米技术
  • 计算机工程 计算机工程

背景情况:

  • 基于价值变化记忆 (VCM) 的memristors是神经形态计算中人工突触的关键.
  • 非线性电导度调制和有限的耐久性阻碍了VCM记忆器的性能.

研究的目的:

  • 在基于HfO2的VCM记忆器中引入一个阻隔系统概念.
  • 通过调节氧空位 (VO) 运输来增强突触线性和循环可靠性.

主要方法:

  • 综合多尺度模拟:密度函数理论 (DFT) 和有限元法 (FEM) 多物理建模.
  • 在HfO2矩阵内嵌入双层Al2O3介层作为纳米级的阻隔屏障.
  • 调制氧气空位迁移和发光线动力学.

主要成果:

  • 工程设计的阻隔屏障促进了侧面丝长度的增长,提高了高达43%的突触线性.
  • 限制氧气空缺,导致耐力提高60倍以上.
  • 证明精确控制离子传输和导线动力学.

结论:

  • 记忆式阻隔系统为VCM记忆器提供了一个实用的材料设计策略.
  • 这种方法显著提高了神经形态应用的线性和耐久性.
  • 为未来计算的先进记忆材料的开发做出了贡献.