[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Pfrommer et al., 2012 - Google Patents

Mesospheric sodium structure variability on horizontal scales relevant to laser guide star asterisms

Pfrommer et al., 2012

Document ID
12368371545510117100
Author
Pfrommer T
Hickson P
Publication year
Publication venue
Adaptive Optics Systems III

External Links

Snippet

Adaptive optics (AO) systems of modern telescopes use laser guide stars, produced by resonant excitation of sodium atoms in the mesosphere at around 92 km. Wavefront sensor subapertures, if sufficiently far away from the primary mirror center, resolve the internal …
Continue reading at www.spiedigitallibrary.org (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY

Similar Documents

Publication Publication Date Title
Seidel et al. Wind of change: retrieving exoplanet atmospheric winds from high-resolution spectroscopy
Amediek et al. CHARM-F—a new airborne integrated-path differential-absorption lidar for carbon dioxide and methane observations: measurement performance and quantification of strong point source emissions
Takada et al. Extragalactic science, cosmology, and Galactic archaeology with the Subaru Prime Focus Spectrograph
Kemmer et al. Discovery of a hot, transiting, Earth-sized planet and a second temperate, non-transiting planet around the M4 dwarf GJ 3473 (TOI-488)
Slatton et al. Airborne laser swath mapping: achieving the resolution and accuracy required for geosurficial research
Abshire et al. Airborne measurements of CO 2 column absorption and range using a pulsed direct-detection integrated path differential absorption lidar
Robert et al. Retrieving parameters of the anisotropic refractive index fluctuations spectrum in the stratosphere from balloon-borne observations of stellar scintillation
Ansmann et al. Particle backscatter and extinction profiling with the spaceborne high-spectral-resolution Doppler lidar ALADIN: methodology and simulations
Raj et al. Comparison of different models for ground-level atmospheric turbulence strength (Cn 2) prediction with a new model according to local weather data for FSO applications
US11032475B2 (en) Passive method to measure strength of turbulence
Liu et al. Performance estimation of space-borne high-spectral-resolution lidar for cloud and aerosol optical properties at 532 nm
Vocks et al. LOFAR observations of the quiet solar corona
Hildebrand et al. Combined wind measurements by two different lidar instruments in the Arctic middle atmosphere
Hirota et al. VERA and ALMA observations of the H2O supermaser burst in Orion KL
Henderson et al. Wind lidar
Chazette et al. Principle and physics of the LiDAR measurement
Bossert et al. Investigation of a mesospheric gravity wave ducting event using coordinated sodium lidar and Mesospheric Temperature Mapper measurements at ALOMAR, Norway (69 N)
O’Sullivan et al. Building a cluster: shocks, cavities, and cooling filaments in the group–group merger NGC 6338
Kumar Portable lidar system for atmospheric boundary layer measurements
Sergeyev et al. Monitoring the statistics of turbulence: Fried parameter estimation from the wavefront sensor measurements
Pfrommer et al. High-resolution lidar observations of mesospheric sodium and implications for adaptive optics
Xiang et al. Design of inversion procedure for the airborne CO 2-IPDA LIDAR: A preliminary study
Moussaoui et al. Statistics of the sodium layer parameters at low geographic latitude and its impact on adaptive-optics sodium laser guide star characteristics
Pfrommer et al. Mesospheric sodium structure variability on horizontal scales relevant to laser guide star asterisms
Endemann The ADM-Aeolus Mission