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Concept and classification of nanolasers
Nanolaser is a kind of micro and nano device which is made of nanomaterials such as nanowire as a resonator and can emit laser under photoexcitation or electrical excitation. The size of this laser is often only hundreds of microns or even tens of microns, and the diameter is up to the nanometer ...Read More -
Laser-induced breakdown spectroscopy
Laser-Induced Breakdown Spectroscopy (LIBS), also known as Laser-Induced Plasma Spectroscopy (LIPS), is a fast spectral detection technique. By focusing the laser pulse with high energy density on the surface of the target of the tested sample, the plasma is generated by ablation excitation, and ...Read More -
What are the common materials for machining optical element?
What are the common materials used for machining optical element? The materials commonly used for processing optical element mainly include ordinary optical glass, optical plastics, and optical crystals. Optical glass Because of its easy access to high uniformity of good transmittance, it has bec...Read More -
What is a spatial light modulator?
Spatial light modulator means that under active control, it can modulate some parameters of light field through liquid crystal molecules, such as modulating the amplitude of light field, modulating the phase through the refractive index, modulating the polarization state through the rotation of ...Read More -
What is optical wireless communication?
Optical Wireless Communication (OWC) is a form of optical communication in which signals are transmitted using unguided visible, infrared (IR), or ultraviolet (UV) light. OWC systems operating at visible wavelengths (390 — 750 nm) are often referred to as visible light communication (VLC). ...Read More -
What is optical phased array technology?
By controlling the phase of the unit beam in the beam array, the optical phased array technology can realize the reconstruction or precise regulation of the array beam isopic plane. It has the advantages of small volume and mass of the system, fast response speed and good beam quality. The workin...Read More -
Principle and development of diffractive optical elements
Diffraction optical element is a kind of optical element with high diffraction efficiency, which is based on the diffraction theory of light wave and uses computer-aided design and semiconductor chip manufacturing process to etch the step or continuous relief structure on the substrate (or the su...Read More -
Future application of quantum communication
Future application of quantum communication Quantum communication is a communication mode based on the principle of quantum mechanics. It has the advantages of high security and information transmission speed, so it is regarded as an important development direction in the future communication fie...Read More -
Understand the wavelengths of 850nm, 1310nm and 1550nm in optical fiber
Understand the wavelengths of 850nm, 1310nm and 1550nm in optical fiber Light is defined by its wavelength, and in fiber optic communications , the light used is in the infrared region, where the wavelength of light is greater than that of visible light. In optical fiber communication, the typica...Read More -
Revolutionizing Space Communication: Ultra-High Speed Optical Transmission.
Scientists and engineers have developed an innovative technology that promises to revolutionize space communication systems. Using advanced 850nm electro-optic intensity modulators that support 10G, low insertion loss, low half voltage, and high stability, the team has successfully developed a sp...Read More -
standard intensity modulator solutions
Intensity modulator As a modulator widely used in various optical systems, its variety and performance can be described as numerous and complicated. Today, I have prepared four standard intensity modulator solutions for you: mechanical solutions, electro-optical solutions, Acousto-optic s...Read More -
Principle and progress of quantum communication technology
Quantum communication is the central part of quantum information technology. It has the advantages of absolute secrecy, large communication capacity, fast transmission speed, and so on. It can complete the particular tasks that classical communication can not achieve. Quantum communication can us...Read More
