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

Modeling of Diode Reverse Characteristics01:14

Modeling of Diode Reverse Characteristics

579
In electronic circuits, reverse-biased diode configurations are critical for regulating voltage levels. Zener diodes exploit the reverse breakdown phenomenon and exhibit a controlled breakdown at a specific Zener voltage (VZ). They are designed to maintain a constant voltage across their terminals and are commonly used for voltage regulation in circuits.
When a reverse voltage applied to a Zener diode exceeds its breakdown voltage, the diode enters the breakdown region. At this point, the...
579
Modeling of Diode Forward Characteristics01:19

Modeling of Diode Forward Characteristics

1.0K
Understanding the behavior of diodes when forward-biased is a fundamental aspect of electronic circuit design and analysis. This analysis primarily utilizes two models: the exponential diode model and the constant-voltage-drop model. The exponential model comes into play when the source voltage exceeds 0.5 volts, pushing the diode current to rise exponentially above the saturation current. This relationship is graphically depicted in the current-voltage (I-V) curve, illustrating the diode's...
1.0K
Small-signal Diode Model01:18

Small-signal Diode Model

1.5K
In analyzing the behavior of diodes in circuits, the relationship between the current through a diode and the voltage across it is of particular interest, especially when considering the effect of a direct current (DC) bias voltage. When applied, this DC bias influences the diode's operating point, known as the Q point, around which the current-voltage (I-V) characteristic of the diode exhibits exponential behavior. Introducing a small, time-varying signal on top of this bias aids in examining...
1.5K
Diode: Forward bias01:20

Diode: Forward bias

2.0K
In semiconductor devices, diodes play a crucial role in directing current flow, and its operation is primarily categorized into forward bias and reverse bias. A diode is said to be forward-biased when its p-type region is connected to the positive terminal of a battery and its n-type region is linked to the negative terminal. This configuration reduces the potential barrier within the diode, allowing current to flow easily from the p to the n-type region.
The behavior of a diode in forward bias...
2.0K

You might also read

Related Articles

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

Sort by
Same author

Demonstration and characterization of a multibillion-shot, 2.5-mJ, 4-ns, Q-switched Nd:YAG laser.

Applied optics·2010
Same author

Frequency-modulation mode-locking performance for four Nd(3+)-doped laser crystals.

Applied optics·2010
Same author

Mars Observer Laser Altimeter: laser transmitter.

Applied optics·2010
Same author

Simple high-efficiency TEM(00) diode-laser-pumped Q-switched laser.

Optics letters·2009
Same author

Efficient, diode-laser-pumped, diode-laser-seeded, high-peak-power Nd:YLF regenerative amplifier.

Optics letters·2009
Same author

Spatial ringing and central dark zone formation in absorptive nonlinear beam propagation.

Optics letters·2009

Related Experiment Video

Updated: Jan 8, 2026

Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation
04:43

Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation

Published on: May 23, 2025

689

Modeling of a Diode-Side-Pumped Nd:YAG Laser.

J L Dallas, R S Afzal

    Applied Optics
    |February 15, 2008
    PubMed
    Summary

    A new numerical laser model was created using physical optics software. This model accurately predicts laser performance and identifies design changes needed to optimize output, especially under thermal load.

    Area of Science:

    • Optics and Photonics
    • Laser Physics
    • Computational Physics

    Background:

    • High-power lasers are crucial for various applications.
    • Thermal distortions can significantly degrade laser performance.
    • Accurate modeling is essential for laser design and optimization.

    Purpose of the Study:

    • To develop a numerical laser model using commercial physical optics software.
    • To validate the model against experimental measurements.
    • To utilize the model for predicting performance under thermal load and optimizing laser design.

    Main Methods:

    • Development of a numerical laser model within a physical optics software package.
    • Experimental validation of the model by measuring lasing threshold, slope efficiency, power output, and phase front.

    More Related Videos

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
    10:17

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

    Published on: July 12, 2017

    11.9K
    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics
    09:10

    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

    Published on: April 24, 2014

    28.4K

    Related Experiment Videos

    Last Updated: Jan 8, 2026

    Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation
    04:43

    Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation

    Published on: May 23, 2025

    689
    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
    10:17

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

    Published on: July 12, 2017

    11.9K
    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics
    09:10

    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

    Published on: April 24, 2014

    28.4K
  • Parametric studies and extrapolations to predict design modifications for performance optimization.

    • Main Results:

    • The numerical model successfully reproduced experimentally measured laser parameters.
    • The model demonstrated capability in monitoring thermal distortion effects.
    • Parametric studies provided insights into design adjustments for improved laser performance.

    Conclusions:

    • The developed numerical laser model is a powerful tool for laser design and analysis.
    • The model effectively predicts laser performance and aids in mitigating thermal distortion effects.
    • This approach facilitates the optimization of laser systems for enhanced power scaling and efficiency.