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Quote by Johannes Stark

“It is more likely that more than a century will pass before we know the structure of the chemical atoms as thoroughly as we do our solar system.”

Quote by Johannes Stark

Author

German physicist known for his discovery of the Stark effect and the invention of the proton microscope. He made significant contributions to quantum theory and the study of atomic structure. more

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“The question of the composition of perceptible objects is one which already occupied the mind of the ancient Greeks.”

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“At the head of these new discoveries and insights comes the establishment of the facts that electricity is composed of discrete particles of equal size, or quanta, and that light is an electromagnetic wave motion.”

Facts Light Equal Discovery Size Wave Insight Establishment Quantum Electricity Particles New Discoveries Discrete Electromagnetic Waves

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“By recognizing that the chemical atom is composed of single separable electric quanta, humanity has taken a great step forward in the investigation of the natural world.”

World Humanity Natural Steps Taken Chemicals Atoms Electric Investigation Quantum Recognizing Natural World Steps Forward

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“For under certain conditions the chemical atoms emit light waves of a specific length or oscillation frequency - their familiar characteristic spectra - and these can come in the form of electromagnetic waves only from accelerated electric quanta.”

Light Form Certain Conditions Wave Familiar Characteristics Length Chemicals Atoms Electric Quantum Frequency Oscillation Electromagnetic Waves Light Waves

Author:Johannes Stark

“If the experimental physicist has already done a great deal of work in this field, nevertheless the theoretical physicist has still hardly begun to evaluate the experimental material which may lead him to conclusions about the structure of the atom.”

Ifs May Stills Done Deals Fields Materials Structure Conclusion Atoms Nevertheless Physicist Theoretical Evaluate

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“In my view the structure of the whole atom was that of an individual, with all its parts interconnected, and the emission of a spectral line appeared to me to be the result of the coherence and co-operation of several electric quanta.”

Whole Individual Lines Results Views Structure Operations Atoms Electric Quantum Emissions Interconnected Coherence

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“Many scientists will have to contribute to the solution of the great problem; they will have to follow up and measure all those phenomena in which the atomic structure is directly expressed.”

Problem Solutions Scientist Structure Follow Up Atomic Structure

Author:Johannes Stark

“The discovery of various phenomena has led to a recognition of the fact that the chemical atom is an individual which again is itself made up of several units into a selfcontained whole.”

Made Whole Facts Individual Discovery Various Recognition Chemicals Atoms Units Self Made

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“The most common and most important result of them is that the nature and size of the effect on corresponding series of different elements are largely an expression of the peculiarity of their atomic structure - or, at least, of the structure of the surface.”

Important Different Results Common Effects Expression Elements Structure Series Size Surface Corresponding Atomic Structure

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“With this in mind, for some twenty years I have set myself as my particular task the experimental investigation of the connexion between change in the structure and change in the spectra of chemical atoms.”

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Author:Johannes Stark