Exploration of Reaction Pathways and Chemical Transformation Networks
For a detailed analysis of a chemical system, it is necessary to know all the relevant intermediates and initial reactions of the potential energy surface…
Physics
Shortcoming of Bohr’s Theory
The shortcoming of Bohr’s Theory Bohr’s theory was able to explain successfully a number of experimental observations and has correctly predicted the spectral lines of…
Excitation and Ionization Potential of an Atom
Excitation and Ionization Potential of an Atom Excitation is the addition of a discrete amount of energy to a system such as an atomic nucleus,…
Spectral Series of Hydrogen Atom
Spectral Series of Hydrogen Atom Whenever an electron in a hydrogen atom jumps from a higher energy level to the lower energy level, the difference…
Rutherford’s α – particle scattering experiment
Rutherford’s α – particle scattering experiment Rutherford’s conducted an experiment by bombarding a thin sheet of gold with α-particles and then studied the trajectory of…
Dye-Sensitized Solar Cells
Dye-Sensitized Solar Cells Dye-sensitized solar cells (DSSCs) have arisen as a technically and economically credible alternative to the p-n junction photovoltaic devices. Dye-sensitized solar cells…
Determination of charge of an electron – Millikan’s oil drop experiment
Determination of charge of an electron – Millikan’s oil drop experiment Millikan’s experiment is used for the measurement of the charge of an electron. Principle…
Determination of Specific Charge (e/m) of an Electron
Determination of specific charge (e/m) of an electron – Thomson’s method In 1887, J.J. Thomson measured the specific charge (e/m) of the cathode ray particles.…
Canal Rays
Canal Rays Canal rays are the rays of radiation which emerges in a tube which has been discharged and has the property of low pressure…
Cathode Rays
Cathode rays are streams of electrons observed in vacuum tubes. These rays are invisible but their effect is to excite atoms in the glass opposite…
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