17 Result(s)
within
Physics
Optics, Lasers, Photonics, Optical Devices
**ng Long
Conference Paper
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Chapter and Conference Paper
Research on Intensity Distribution of Multi-Order SRS in an Optical Fiber
This paper presents a theoretical analysis as well as an experimental investigation on the relative intensities of multi-order stimulated Raman scattering (SRS) in an optical fiber. Our analysis shows that the...
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Chapter and Conference Paper
Crystal Growth of ScBO3:Cr 3+ — A New Near-IR Tunable Laser Crystal
Since the discovery of the alexandrite room-temperature tunable laser [1], much effort has been expended in exploring new laser materials and several new room-temperature tunable laser hosts [2] have been disc...
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Chapter and Conference Paper
A ScBO3:Cr Laser
Since the first sucessful demonstration of room-temperature tunable laser operation in alexandrite [1], researchers have discovered several new room-temperature tunable lasers including emerald [2], GSGG:Cr [3...
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Chapter and Conference Paper
X-Ray Microscopy Studies on the Pharmaco-Dynamics of Therapeutic Gallium in Rat Bones
Since the original observation of exogenous gallium accumulation in bones ANGHILERI et al. [1], several studies have demonstrated that gallium nitrate is extremely effective in preserving bone mineral content ...
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Chapter and Conference Paper
The Role of High-Energy Synchrotron Radiation in Biomedical Trace Element Research
Trace elements are intimately involved in biological function and dysfunction at all levels of biological organization. At the molecular level, trace elements perform innumerable catalytic and structural roles...
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Chapter and Conference Paper
An X-Ray Microprobe Beam Line for Trace Element Analysis
The application of synchrotron radiation to a x-ray microprobe for trace element analysis is a complementary and natural extension of existing microprobe techniques using electrons, protons, and heavier ions a...
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Chapter and Conference Paper
Femtosecond Studies of Electrons in Water
We have measured the dynamics of an electron photoionized from a neutral water molecule. Our results suggest that the electron solvation dynamics can be viewed as an internal conversion process.
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Chapter and Conference Paper
Some Anomalous Phenomena of 87Rb Atoms Fluorescence in a Quadrupole Magnetic Field
We report an experimental observation of a decrease in fluorescence intensity near zero-field point in the present of quadrupole magnetic field when atom vapour is excited by a circularly polarized traveling l...
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Chapter and Conference Paper
On the way to Bose-Einstein Condensates in Optical and Electro-Magnetic Traps
We report in this paper some of our progress, including experimental work and proposals, in trap** and guiding atoms. A convenient method of measuring atomic density by studying the fluorescencce interferenc...
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Chapter and Conference Paper
An Automatic Precise Registration Method Based on the Relative Geometric Calibration Between Bands for Satellite Multi-spectral Image
A registration method for satellite multi-spectral image is proposed, which is based on the relative geometric calibration between bands. This method precisely calibrate the relative geometric distortion of re...
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Chapter and Conference Paper
Overview of High-Precision Spectral Payload On-Orbit Radiometric Calibration
High-precision spectral payload during the track performance changes occur, and there for need to be calibrated by on-orbit radiation calibration technology. This paper describes several types of on-orbit radi...
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Chapter and Conference Paper
Micro-Vibration Environment Parameters Measurement and Analysis of a Novel Satellite in Orbit
The in-orbit remote sensing results of optical payloads on a novel kind of satellite are affected obviously by the micro-vibration environment in the satellite platform, and it is needed to suppress and compen...
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Chapter and Conference Paper
Design of Lobster-Eye Focusing System for Dark Matter Detection
Dark matter and dark energy are recognized as “Two dark clouds shrouded in the clear sky of physics in the twenty-first century.” Experimental and theoretical exploration of dark matter and dark energy will gr...
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Chapter and Conference Paper
Analysis of Straylight for the Green House Gas Instrument
The Green House Gas Instrument (GHGI) is an imaging spectrometer, which has four spectrum bands within 0.75 ~ 2.38 μm. This paper discussed the stray light performance of GHGI. Because the straylight requireme...
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Chapter and Conference Paper
Research on Testability Fault Diagnosis Based on Deep Learning
Research on data-driven testability fault diagnosis methods has attracted much attention in recent years. Now more and more scholars use deep learning method for fault diagnosis. Nevertheless, this approach su...
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Chapter and Conference Paper
High Isolation Dual-Polarization Independent Modulation Based Anisotropic Structure
This paper proposes a simulation design of a high isolation dual-polarization modulation metasurface based on anisotropic structures. By placing high electron mobility transistors (HEMTs) at key positions of t...
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Chapter and Conference Paper
Effects of Terahertz Wave Irradiation on ATP Synthase
Energy metabolism is a necessary process to maintain life processes. Observing the cellular energy metabolism process reveals the pivotal roles of ATP in cellular life. Compared to plants, animals primarily re...
