Atoms Simulation

광전효과 Photoelectric Effect

Photoelectric Effect 1

Photoelectric Effect The photoelectric effect is a phenomenon where electrons pop out when a light beam is incident on a metal surface. Simply think, the energy of light is transformed into the…
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광전효과 Photoelectric Effect 2

Photoelectric Effect 2

Photoelectric Effect The photoelectric effect is a phenomenon where electrons pop out when a light beam is incident on a metal surface. Simply think, the energy of light is transformed into the…
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수소 원자의 스펙트럼 Spectrum of Hydrogen Atom

Spectrum of Hydrogen Atom

Spectrum of hydrogen At the time of Rutherford ‘s experiments, chemists analyzed chemical components using spectroscopy, and physicists tried to find what kind of order in complex spectral lines. For example, a…
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불꽃놀이 Firework

Fireworks

When heat is applied to the atoms that make up the material, some electrons have high energy levels and then fall to the lower levels. Some electrons emit as much energy as…
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원자의 구조 Structure of an Atom

Structure of an Atom

The History of the Atom Democritus (Ancient Greece) – Predict the presence of an atom Dalton (UK, 1800) – Applied atomic chemistry Krux (Britain, late 19th century) – Invented a cathode ray…
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핵분열 연쇄 반응 Nuclear Chain Reaction

Nuclear Chain Reaction

Notice This simulation is intended to understand the principle of ‘nuclear chain reaction’. The percentage of models presented may not match the actual. The nucleus was exaggerated. The electrons around the nucleus…
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에너지 밴드 Energy Band

Energy Band of Metal

Energy band and energy gap According to Niels Bohr’s atomic model, electrons in the atoms do not have a continuous energy. Electrons can only have a certain set of energy. This is…
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보어의 원자 모형 Bohrs Atomic Model

Bohr’s Atomic Model

In 1913, Niels Bohr proposed his quantized shell model of the atom to explain how electrons can have stable orbits around the nucleus. The atom only has certain energy levels, they are…
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원자의 크기 Scale of Atom

Scale of Atom

Each click of the screen zooms in or out by 10 times. Structure of atoms This universe is composed of about 100 kinds of atoms. The size of a typical atom is…
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방사성 물질의 반감기 Half Life Period of a Radioactive Substance

Half Life Period of a Radioactive Substance

Radioactive decay The radioactive material can collapses their own nucleus structure. At the same time, nucleus emit some small particles or energy to the outside. The emitted particles and radioactive energy can…
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