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售價:8955  |
詳細資料ISBN：9780792378105 規格：精裝 / 15.9 X 23.5 X 1.9 CM / 普通級/ 初版 內容簡介SCALAR DIFFRACTION FROM A CIRCULAR APERTURE IS A UBIQUITOUSPROBLEM THAT ARISES IN A VARIETY OF DISCIPLINES, SUCH AS OPTICS(LENSES), ACOUSTICS (SPEAKERS), ELECTROMAGNETICS (DISH ANTENNAS), ANDULTRASONICS (PISTON TRANSDUCERS). THE PROBLEM ENDURES DESPITECENTURIES OF RESEARCH BECAUSE EACH NEW GENERATION OF RESEARCHERSREDISCOVERS IT AND ADDS SOME NOVEL INSIGHT OR NEW RESULT TO THEEXISTING LITERATURE. SCALAR DIFFRACTION FROM A CIRCULAR APERTUREPROMISES A FEW NEW RESULTS AND SEVERAL NOVEL INSIGHTS, PARTICULARLYWITH REGARD TO SPATIAL AVERAGING. ALTHOUGH THE TEXT EMPHASIZESULTRASONIC DIFFRACTION, THE RESULTS AND INSIGHTS DEVELOPED ARE GENERALAND MAY BE APPLIED TO THE MANY PRACTICAL PROBLEMS INVOLVING SCALARDIFFRACTION FROM A CIRCULAR APERTURE. INCLUDED ARE NOVEL INSIGHTS ON MIRROR-IMAGE DIFFRACTION,AUTOCONVOLUTION DIFFRACTION, AND COHERENT AND INCOHERENT AVERAGING.EXAMPLES FROM ULTRASONIC IMAGING, A COHERENT IMAGING MODALITY, AREUSED TO DEVELOP A FAIRLY GENERAL THEORY THAT CONNECTS OVER A CENTURYOF RESEARCH ON SCALAR DIFFRACTION FROM A CIRCULAR APERTURE. THEMATERIAL IS BASED ON A SYNTHESIS OF MATHEMATICS, PHYSICAL OPTICS,LINEAR SYSTEMS THEORY, AND SCALAR DIFFRACTION THEORY. THUS, ENGINEERS,SCIENTISTS, MATHEMATICIANS, AND STUDENTS WORKING IN OPTICS, ACOUSTICS,ANTENNA DESIGN, BIOMEDICAL ENGINEERING, NON-DESTRUCTIVE TESTING, ANDASTRONOMY WILL FIND SCALAR DIFFRACTION FROM A CIRCULAR APERTUREINTERESTING, PROVOCATIVE, AND USEFUL. |
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