The London, Edinburgh and Dublin Philosophical Magazine and Journal of ScienceTaylor & Francis, 1904 - English periodicals |
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Results 1-5 of 100
Page 1
... light , " a single luminous impulse should be sufficient to produce them , and as the distribution of intensity in the spectrum is clearly not an essential factor in the ease , we may choose the shape and duration of the impulse as we ...
... light , " a single luminous impulse should be sufficient to produce them , and as the distribution of intensity in the spectrum is clearly not an essential factor in the ease , we may choose the shape and duration of the impulse as we ...
Page 2
... light . The question now is : How can the im- pulses which succeed each other at F be made to interfere ? Clearly only by retarding those which first reach F , or accelerating those which reach that point last . A plate of appro- priate ...
... light . The question now is : How can the im- pulses which succeed each other at F be made to interfere ? Clearly only by retarding those which first reach F , or accelerating those which reach that point last . A plate of appro- priate ...
Page 3
... light , the relative retardation of the two interfering impulses must be equal to mix , m being an integer ; the ... light , it follows that = λαλ 1 λ N If a linear homogeneous source of light of wave - length A be examined by means of a ...
... light , the relative retardation of the two interfering impulses must be equal to mix , m being an integer ; the ... light , it follows that = λαλ 1 λ N If a linear homogeneous source of light of wave - length A be examined by means of a ...
Page 4
... light separated laterally in the beam by a distance equal to that of any two of the pulses which reach the focus simultaneously . Powell's experiment in which bands are obtained by intro- ducing plates into part of the beam traversing a ...
... light separated laterally in the beam by a distance equal to that of any two of the pulses which reach the focus simultaneously . Powell's experiment in which bands are obtained by intro- ducing plates into part of the beam traversing a ...
Page 5
... light at F , but it is light which belongs to the overlapping spectrum of the second order . As regards the wave - length A under consideration , there is darkness . The difficulty , if it is still felt to be one , may be avoided by ...
... light at F , but it is light which belongs to the overlapping spectrum of the second order . As regards the wave - length A under consideration , there is darkness . The difficulty , if it is still felt to be one , may be avoided by ...
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absorption æther aggregate Aleph alternating current ampere angle anode antenna apparatus arrangement atom basalt calculated canal rays cardinal number cathode rays cell cent charge colours conductivity connexion constant corpuscles corresponding curve cylinder Dattenberg deflexion density diameter direct current direction distance doublet electric electrodes electrometer emanation emission energy equal equation excited activity experiments galvanometer gases given glass heating effect hydrogen increase ionization ions isostacy J. J. Thomson length light liquid magnetic maximum means measured mercury mercury vapour metal method molecules negative number of corpuscles observed obtained ordinal oscillations paper particles Phil plane plate platinum polarization position potential pressure produced Prof radiation radioactivity radium radium bromide reflecting-power resistance ring rotation selenide selenium shown surface temperature theory thickness tube velocity vibration volts wave-length waves wire