標(biāo)題: Titlebook: General Theory of Light Propagation and Imaging Through the Atmosphere; T. Stewart McKechnie Book 20161st edition Springer International P [打印本頁] 作者: Concave 時間: 2025-3-21 17:15
書目名稱General Theory of Light Propagation and Imaging Through the Atmosphere影響因子(影響力)
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書目名稱General Theory of Light Propagation and Imaging Through the Atmosphere讀者反饋學(xué)科排名
作者: 大溝 時間: 2025-3-21 23:28
Historical Introduction: The Telescope and Its Remarkable Contribution to Scientific Discovery,new golden age of the telescope. The images provided by these instruments—the largest of them a staggering 40 m in diameter—may turn out to be no less epochal than those first images observed by Galileo. Not for the first time, the telescope may lead us into a new golden age of scientific discovery.作者: Canyon 時間: 2025-3-22 03:52 作者: 尾隨 時間: 2025-3-22 06:06 作者: 諄諄教誨 時間: 2025-3-22 11:14 作者: 漂亮才會豪華 時間: 2025-3-22 15:36 作者: 漂亮才會豪華 時間: 2025-3-22 19:38 作者: glisten 時間: 2025-3-22 22:53 作者: 里程碑 時間: 2025-3-23 03:00
https://doi.org/10.1007/978-981-10-4558-5new golden age of the telescope. The images provided by these instruments—the largest of them a staggering 40 m in diameter—may turn out to be no less epochal than those first images observed by Galileo. Not for the first time, the telescope may lead us into a new golden age of scientific discovery.作者: 填滿 時間: 2025-3-23 07:39 作者: 未成熟 時間: 2025-3-23 12:35
https://doi.org/10.1007/978-1-4614-7245-2ray, marginal ray). The amplitude and intensity point-spread functions of telescopes are defined. Linear superposition, convolution, isoplanaticity, and coherence are described, for use in dealing with extended objects.作者: Feckless 時間: 2025-3-23 15:09
Computational Linear and Commutative Algebrages are shown for the Keck II instrument. Computer-generated binary star images are also shown for the future 40 m E-ELT instrument for various wavelengths in the range, 0.5–10 μm, with <10 mass resolution anticipated routinely in the optimum wavelength region.作者: Psychogenic 時間: 2025-3-23 18:37 作者: 巡回 時間: 2025-3-23 22:30 作者: SEED 時間: 2025-3-24 03:07
978-3-319-37316-4Springer International Publishing Switzerland 2016作者: Antimicrobial 時間: 2025-3-24 08:00 作者: lymphoma 時間: 2025-3-24 12:02
https://doi.org/10.1007/978-981-10-4558-5 brief history of the telescope. It is also fitting to recount the astonishing advancement in scientific understanding that has accompanied the evolution of this singular instrument. Following Galileo’s epochal 1610 discoveries, Ptolemy’s thousand year old geocentric model of the universebegan to cr作者: choleretic 時間: 2025-3-24 17:02 作者: 大漩渦 時間: 2025-3-24 20:47
Sabeur Lafi,Ammar Kouki,Jean Belzilemosphere: refractive index. Quantities used to describe light waves are introduced, such as the complex amplitude and intensity; and Maxwell’s electromagnetic equations are set out along with their solution for light propagating in an inhomogeneous medium—the atmosphere. Because atmospheric refracti作者: Armada 時間: 2025-3-25 00:10
https://doi.org/10.1007/978-1-4614-7245-2focus in the telescope image plane. The origin and basis of the Fresnel-Kirchhoff diffraction formula is described; this formula derives directly from Maxwell’s equations. Solutions to the formula are given in three domains, all of which are used in the subsequent light propagation analysis: the geo作者: Diatribe 時間: 2025-3-25 06:16 作者: FOIL 時間: 2025-3-25 07:48 作者: 后退 時間: 2025-3-25 14:09 作者: 傳染 時間: 2025-3-25 16:49
Po-Whei Huang,Cheng-Hsiung Lee,Phen-Lan Liny telescopes observing over these paths. The characterization is given in terms of the rms and the autocorrelation function of the OPD fluctuation over the paths, . and .. Once . and . have been established for a given path, so too are the two-point two-wavelength correlation function and the atmosp作者: Communal 時間: 2025-3-25 20:44
Standortplanung und Netzwerkgestaltung,urier transform of the product of the atmospheric MTF and the telescope OTF. The seeing disc star images delivered by large (> 1 meter) telescopes typically measure about 1-arcsec across which, sadly, is about one or two orders of magnitude broader than would be delivered by diffraction-limited vers作者: 聯(lián)邦 時間: 2025-3-26 03:05 作者: 山羊 時間: 2025-3-26 08:21
https://doi.org/10.1007/978-3-319-96433-1veloped for the probability density functions of the amplitude, phase, complex amplitude, and intensity in these patterns. Expressions are also developed for the average size and shape of individual speckles; these depend on the imaging wavelength, the atmospheric seeing parameters, and the telescop作者: 良心 時間: 2025-3-26 11:50
A. R. Conn,N. Gould,PH. L. Tointlence structure functions. To illustrate the crucial importance of average turbulence structure size on star image appearance, two wavefront realizations are generated, one where the outer scale is less than one meter, the other where the outer scale is three times larger. Instantaneous images are t作者: Instrumental 時間: 2025-3-26 13:01
Nicolas Binaud,Stéphane Caro,Philippe Wengering these images are, for most people, unfriendly and unwelcome. In this chapter, therefore, we greatly simplify the mathematics by approximating star images by best-fitting Gaussians functions. A single Gaussian function is used to approximate core-only or halo-only images; two summed Gaussian func作者: effrontery 時間: 2025-3-26 18:18 作者: Detonate 時間: 2025-3-26 21:05
https://doi.org/10.1007/978-3-642-22432-4h properties identical to those of actual images obtained by large telescopes in the field. The imaging optic used in the simulator—typically 5 mm in diameter—is designed to provide a suitably scaled replica of the telescope point-spread function. Scaling procedures are also described for designing 作者: 記成螞蟻 時間: 2025-3-27 03:51 作者: 知識 時間: 2025-3-27 06:37 作者: tic-douloureux 時間: 2025-3-27 12:38 作者: Injunction 時間: 2025-3-27 17:40 作者: 高原 時間: 2025-3-27 18:31
Introduction,h include dimensional inconsistences and image predictions at odds with observed characteristics. Around 1990, it became clear to astronomers that much better resolution was possible from ground-based telescopes and the lax optical tolerances prescribed by this theory were promptly abandoned. Yet, i作者: 無目標(biāo) 時間: 2025-3-28 01:17 作者: Working-Memory 時間: 2025-3-28 05:59 作者: 形容詞詞尾 時間: 2025-3-28 08:00
Wave Propagation After Scattering by a Thin Atmospheric Layer,al) thin inhomogeneous atmospheric layer. The propagation behavior is examined in the near-field Fresnel space beyond the layer which, at this preliminary stage, we consider homogeneous free space. The behavior of the crucially important, two-point two-wavelength correlation function of the complex 作者: saphenous-vein 時間: 2025-3-28 13:36 作者: CRAMP 時間: 2025-3-28 17:00 作者: LUDE 時間: 2025-3-28 19:08 作者: Nmda-Receptor 時間: 2025-3-28 23:11 作者: 發(fā)酵 時間: 2025-3-29 06:15
Core and Halo Star Images Formed by Large Telescopes,s, cores dominate the images at near-IR and longer wavelengths. In the other regime, ., halos instead dominate the images; in average seeing conditions images at visible wavelengths usually appear as halos. Halo shape closely replicates the shape of seeing-disc images often formed by large telescope作者: Coronation 時間: 2025-3-29 08:13 作者: FEAT 時間: 2025-3-29 14:11
Star Image Dependence on Turbulence Structure Size,lence structure functions. To illustrate the crucial importance of average turbulence structure size on star image appearance, two wavefront realizations are generated, one where the outer scale is less than one meter, the other where the outer scale is three times larger. Instantaneous images are t作者: 取消 時間: 2025-3-29 18:03
Approximation of Star Images Formed by Large Telescopes,ing these images are, for most people, unfriendly and unwelcome. In this chapter, therefore, we greatly simplify the mathematics by approximating star images by best-fitting Gaussians functions. A single Gaussian function is used to approximate core-only or halo-only images; two summed Gaussian func作者: Flounder 時間: 2025-3-29 21:50
Telescope Resolution and Optical Tolerance Specifications,x tolerances can be adopted if halo-only images are considered adequate; tighter tolerances are required to exploit the much higher resolution levels provided by image cores. Telescope resolution is measured by the instrument’s ability to resolve binary stars. The Rayleigh resolution criterion emplo作者: Defiance 時間: 2025-3-30 01:03 作者: 省略 時間: 2025-3-30 05:40
Laser Beam Propagation and Path Characterization, Laser (HEL) weapon systems. Laser beams that converge through the atmosphere as well as collimated beams are considered. With terrestrial laser communication systems, laser beam quality is influenced by atmospheric turbulence and the aberrations of the beam-projection telescope. For HEL beams, othe作者: 軍火 時間: 2025-3-30 11:21
Atmospheric Isoplanatic Angle,l atmospheric paths for two types of turbulence: (1) Kolmogorov turbulence and (2) the smaller turbulence measured in 1988 by Coulman et al. For the former, isoplanatic angles are disappointingly small (~ 10 arcsec). For the latter, the angles are similarly small for images comprised only of speckle作者: 隼鷹 時間: 2025-3-30 16:03 作者: 難理解 時間: 2025-3-30 20:34 作者: 小隔間 時間: 2025-3-31 00:22 作者: Orchiectomy 時間: 2025-3-31 00:59
Po-Whei Huang,Cheng-Hsiung Lee,Phen-Lan Linimages formed by that telescope are determined. When the image intensity measurements are obtained using AO-equipped telescopes, the OPD properties that arise are those of the AO-corrected image-forming waves, properties that we denote by .. and .. Naturally, for a properly functioning AO system, ..作者: 慷慨不好 時間: 2025-3-31 06:53
Standortplanung und Netzwerkgestaltung,any seeing conditions. If cores are present, the average intensity envelopes then comprise highly-resolved (diffraction-limited) core features surrounded by the much wider halo features. The intriguing properties of core and halo images are examined in detail in the next chapter.作者: Cervical-Spine 時間: 2025-3-31 12:38
Entscheidungstheoretische Grundlagen, by .; at near-IR wavelengths resolution is typically ~ 0.1 arcsec. Though image cores generally appear over a wide range of wavelengths, one particular wavelength—referred to as the optimum wavelength—gives rise to maximum irradiance at core center. Such a wavelength has obvious significance to HEL weapon systems.
