Related Concept Videos
01:18Clipper Circuit
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...
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...
01:14Clamper Circuit
A clamper circuit, also known as a DC restorer, represents a specialized variant of the rectifier circuit, notable for its method of taking the output across the diode rather than the capacitor. This configuration lends to several distinctive applications, particularly in handling square wave inputs.
Within this circuit, the diode's orientation prompts the capacitor to charge up to the level of the most negative peak of the input signal. Upon reaching this state, the diode ceases to conduct,...
Within this circuit, the diode's orientation prompts the capacitor to charge up to the level of the most negative peak of the input signal. Upon reaching this state, the diode ceases to conduct,...
01:19Rectangular and Triangular Pulse Function
The unit rectangular pulse function is mathematically represented by a rectangular function centered at the origin with a height of one unit. This function is defined by two parameters: T, which specifies the center location of the pulse along the time axis, and τ, which determines the pulse duration.
For example, consider a rectangular pulse with a 5V amplitude, a 3-second duration, and centered at t=2 seconds. This pulse can be expressed using the rectangular function, written as,
For example, consider a rectangular pulse with a 5V amplitude, a 3-second duration, and centered at t=2 seconds. This pulse can be expressed using the rectangular function, written as,
01:20Regulation of Pulse
Pulse regulation involves physiological mechanisms that ensure adequate blood flow throughout the body. The heartbeat, regulated by the autonomic nervous system, is influenced by hormonal balance, physical activity, and emotional state.
01:23Voltage Doubler Circuit
A voltage doubler circuit integrates two main components: a clamping section and a rectifier section. The clamping section consists of a capacitor (C1) and a diode (D1), whereas the rectifier section is equipped with another diode (D2) and capacitor (C2). This circuit produces an output voltage with twice the amplitude of the sinusoidal input voltage.
01:17NMR Spectrometers: Radiofrequency Pulses and Pulse Sequences
A pulse is a short burst of radio waves distributed over a range of frequencies that simultaneously excites all the nuclei in the sample. Upon passing a radio frequency pulse along the x-axis, the nuclei absorb energy corresponding to their Larmor frequencies and achieve resonance. This shifts the net magnetization vector from the z-axis toward the transverse plane. This angle of rotation of the magnetization vector, or the flip angle, is proportional to the duration and intensity of the pulse.
You might also read
Related Articles
Articles linked to this work by shared authors, journal, and citation graph.
Sort by
Same author
Broad-spectral-range synchronized flat-top arrayed-waveguide grating applied in a 225-channel cascaded spectrometer.
Optics express·2012
Same author
Orthogonal polarization fiber gyroscope with increased stability and resolution.
Applied optics·2010
Same author
Variational analysis of optical waveguides with rectangular cross section.
Applied optics·2010
Same journal
Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.
Optics letters·2026
Same journal
E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.
Optics letters·2026
Same journal
Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.
Optics letters·2026
Same journal
Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.
Optics letters·2026
Same journal
Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.
Optics letters·2026
Same journal
Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.
Optics letters·2026
Related Experiment Video
Updated: Jun 19, 2026
10:17
20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
Published on: July 12, 2017
Summary
Harmonically mode-locked lasers with long gain-relaxation times experience energy fluctuations. This study introduces a novel principle for stabilizing pulse energy in such laser systems.
Area of Science:
- Optics and Photonics
- Laser Physics
Background:
- Actively mode-locking lasers at a harmonic of the round-trip frequency can lead to pulse energy fluctuations.
- Lasers with a long gain-relaxation time are particularly susceptible to these instabilities.
Purpose of the Study:
- To introduce and demonstrate a new principle for stabilizing pulse energy.
- To address the issue of pulse-to-pulse energy fluctuations in harmonically mode-locked lasers.
Main Methods:
- Investigation of laser dynamics under harmonic mode-locking conditions.
- Development and application of a novel pulse energy stabilization technique.
Main Results:
- Successful stabilization of pulse energy in harmonically mode-locked lasers.
- Mitigation of pulse-to-pulse energy fluctuations.
Conclusions:
- The reported principle offers an effective solution for pulse energy stabilization.
- This advancement is crucial for applications requiring stable laser pulse energy.