منابع مشابه
Amateur Physics for the Amateur Pool Player Third Edition
Introduction The word amateur is based on the Latin words amator (a lover) and amare (to love). An amateur is someone who loves what he does, and pursues it for the pleasure of the act itself. These notes are intended for the pool player who enjoys playing the game, and who enjoys understanding how things work using the language of physics. There is probably very little pool playing technique d...
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The Naval Research Laboratory has recently begun a new basic research program designed to lay the foundation for future Navy applications of high-resolution polarimetric and polarimetric-interferometric radar systems. Despite many years of research, there is a serious lack of high-resolution, polarimetric ocean backscatter data in the radar community from which to fuel advanced applications, su...
متن کاملAmateur Radio Astronomy
After a brief introduction on the theoretical and technical principles of radioastronomy, the author proposes to link the concepts of the discipline with the activity of amateur research. They will discuss some areas of work truly accessible to amateur experimenters, and the possible outcomes within the description of feasible projects, together with the analysis of the equipment and the necess...
متن کاملThe amateur scientist.
X amateur who builds a radio trans mitter is likely to measure his success and pleasure in terms of the transmission range he achieves. In such terms there is more pleasure in talking with another "ham" across the country than with one in the next coun ty, even if the more distant operator turns out to be a rather dull fellow. The aim of reaching out ever farther has spurred amateur radio ope...
متن کاملInjuries among amateur runners☆
OBJECTIVES To determine the frequency and severity of injuries that affect amateur runners. METHODS This study was conducted by means of a questionnaire applied to 204 amateur runners. Individuals who were under the age of 18 years and those who were unpracticed runners were excluded. The data gathered comprised the number, type, site and degree of severity of the injuries and the individuals...
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ژورنال
عنوان ژورنال: International Astronomical Union Colloquium
سال: 1988
ISSN: 0252-9211
DOI: 10.1017/s025292110009237x