ObjectiveIn recent years, organic-inorganic hybrid perovskites have attracted the attention of the photovoltaic industry for their excellent photoelectric properties and efficient solar cell processing technology. The current high
ObjectiveCompared to traditional optical devices, fiber optic temperature sensors have the advantages of low loss, strong electromagnetic interference resistance, and corrosion resistance. Fiber optic Fabry-Perot (FP) sensors have
ObjectiveNickel-based superalloy porous components exhibit excellent heat and mass transfer capabilities, making them significantly important in fields such as aerospace. Due to their excellent permeability, porous structures are
Significance Femtosecond laser refers to the pulse duration in the femtosecond scale (10-15 seconds), with ultra-short pulse, long wavelength, ultra-high peak power and nonlinear absorption effect. During processing, the femtoseco
ObjectiveNitriding is a common process in the chemical heat treatment of 38CrMoAl steel, which alters the chemical composition and microstructure of the steel surface. It is widely applied to components such as shafts, gears, scre
Significance Since nanoparticle materials have at least one dimension at the nanoscale, they exhibit many unique properties in optics, thermal, electrical, magnetic, mechanical and chemical aspects. Typically, the preparation of n
ObjectiveLaser cladding, with the advantages of a small heat-affected zone, dense microstructure, and high bonding strength, is widely used in aerospace, marine, and other fields. However, the intense heating and cooling processes
ObjectiveNowadays, the demodulation precision, speed and stability of existing fiber grating demodulation systems have been greatly improved. However, most FBG demodulation systems are complex in structure, low in integration, poo
ObjectiveDistributed fiber optic acoustic sensing (DAS), as a novel vibration sensing technology, leverages single-mode communication fibers to create large-scale, cost-effective sensing arrays. Although this sensing technology is
In order to verify the feasibility and accuracy of multi-point distributed measurement of remote sensing camera by optical fiber grating sensor under strong vibration environment, the application of Fiber Bragg Grating (FBG) in th
ObjectiveWith the development of the aerospace field, high temperature resistant materials such as nickel-based alloys and gas film cooling holes are gradually applied to the hot end parts of aero engines, and the manufacturing re
ObjectiveDue to its advantages of low cost, high speed, and strong anti-interference capabilities, laser transmission technology has promising applications in both civilian and military fields. However, laser links inevitably pass
ObjectiveQuantum dots derived from typical two-dimensional layered materials have attracted widespread attention due to their unique optoelectronic properties. Compared with two-dimensional layered nanomaterials, quantum dots gene
Objective The optical tracking system has increasingly stringent requirements on the tracking precision, response time, and anti-interference ability of the servo table. Traditional control methods have shortcomings in terms of tr
Significance The implementation of the new definitions of international basic units based on fundamental physical constants in 2019 marked the official and comprehensive entry of precision measurement into the quantum era. In 2022
Objective Methane (CH4) gas detection plays an important role in many fields, and rapid detection of CH4 gas is of great significance for early warning of accidents. CH4 gas detection methods include electrochemical method, tunabl
ObjectiveThe large aperture mobile optical system has bad working conditions, and its support structure needs to ensure the surface shape accuracy, pose accuracy and support stiffness of the mirror after or when experiencing the t
ObjectiveThe early warning of target is realized according to the single difference of infrared radiation scattering characteristics between target and background for traditional space-based optical detection methods. However, due
ObjectiveLong-wave infrared has the advantages of good atmospheric transmittance, high temperature sensitivity, and high spatial resolution, making it suitable for various complex environments. Infrared multispectral imaging techn
ObjectiveFourier Transform Infrared spectroscopy (FTIR), renowned for its high sensitivity and resolution within the infrared spectrum, has become one of the most important spectral characterization methods in fields such as drug
ObjectiveThe integration of on-chip silicon-based light sources has been a critical challenge in addressing the absence of light sources in silicon-based optoelectronic chips. This integration is essential for enhancing the power
ObjectiveThe reference beam Laser Doppler Velocimeter (LDV) boasts advantages such as high accuracy, wide range, rapid response, and non-contact measurement. It is extensively employed in the measurement of physical quantities lik
ObjectiveIn high-energy physics research and industrial applications, measurement tasks in particle accelerator radiation zones are rendered extremely difficult due to radiation hazards, making direct human measurement infeasible.
ObjectiveWith the rapid development of photographic and photographic equipment, it has become easier for people to obtain full-color high-definition images and video data in different scenes. Low illumination image enhancement has
Objective Infrared image target detection has significant application value in the field of transportation, as it can help people promptly detect targets and respond in special conditions such as strong light at night or in rainy
Objective In recent years, object tracking has been widely used in smart transportation, drone aerial photography, robot vision and other fields. However, most of these object tracking algorithms are based on RGB modal information
ObjectiveLong-distance infrared target detection technology utilizes infrared detection systems to accurately capture targets, demonstrating significant potential in aerospace fields such as space target detection and battlefield
ObjectiveBy leveraging the complementarity between infrared and visible light images, infrared and visible light image fusion technology integrates images obtained from different sensors in the same scene into a fused image that i