Articles related to "Electron"



Spectroscopy and Atomic Structure
Bohr's atomic model explains how electrons jumping between orbits in atoms cause emission and absorption line spectra and why each element has its own spectral signature.
spectroscopy atomic structure absorption lines spectral lines emission lines

This Little Light of Mine - How Can I Make it Shine?
A very brief description of what causes light to be emitted.
light electron ion photon quantum

Computational Chemistry - Electrons to Airplanes
This article describes the basic types of calculations performed in the study of chemistry and briefly mentions the types of problems suitable to each.
chemistry science computers quantum parallel

Leptons
Leptons, along with fermions (quarks) and bosons (which we will subsequently look at), compose the 'zoo' of elementary particles.
leptons lepton electron positron neutrino

Atomic Orbitals
Electrons in atoms are arranged in electronic energy levels, subshells and orbitals.
electron orbital electronic configuration periodic table quantum mechanics

Electrochemistry
Electrolysis reactions are caused by the flow of charged particles between electrodes
electricity anode cathode electrolysis reduction

How do Batteries Work?
A simple explanation of the way the batteries that we use in our laptop computers, mobile phones and mp3 players work.
battery cell laptop mp3 player lead-acid battery

Millikan Oil Drop Experiment
In 1910, physicist, Robert A. Millikan, first measured the charge on the electron, which is the fundamental electric charge, with his classic oil drop experiment.
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Why Do We Breathe? Aerobic Cellular Respiration
Glycolysis, synthesis of acetyl-CoA, Kreb's Cycle and electron transport are the complex series of reactions that turn the food we eat into energy.
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Compounds, Mixtures and Stages of Matter
In this article you will learn about relationships of atoms. You will also learn how to make a fire extinguisher, and a lava lamp!
chemistry science stages of matter states of matter atoms

The Photoelectric Effect
The photoelectric effect can be harnessed to create energy from sunlight using photovoltaic cells.
photoelectric effect photovoltaic effect how solar panels work converting sunlight to electricity generating electricity from sunlight

Biography of Physicist Robert Andrews Millikan
A brief biography of Robert A. Millikan, who won the 1923 Nobel prize in physics for his famous Millikan oil drop experiment.
robert millikan millikan oil drop experiment electrical charge electric charge oil drop experiment

What Are Electromagnetic Waves?
Visible, ultraviolet, and infrared light as well as X-rays and all types of radio waves are types of electromagnetic waves or electromagnetic radiation.
electromagnetic waves electric fields magnetic fields infrared light ultraviolet light

ISO Speed v Digital Image Noise
Digital cameras inherited the issue of increasing light sensitivity leading to decreasing image quality from film photography .
iso digital noise noise reduction light sensitivity film speed

Louis de Broglie, Physicist
Brief biography of Louis de Broglie who discovered the wave nature of electrons that established the wave-particle dualism.
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Water – The Chemical for Life
Water is polar and contains hydrogen bonds between its molecules which makes it indispensable for life
water chemistry hydrogen oxygen ice steam

Chemistry, Atoms, Elements, and Molecules
Learn about atoms, elements and molecules. This article also includes a game and an edible chemistry snack!
chemistry atoms atom electron proton

The Particle Zoo
According to Einstein's famous equation, all matter is made of energy, but all matter is also made of fundamental particles - little, discrete, bundles of energy.
the standard model standard model angular momentum quantum angular momentum spin

What Is Cellular Metabolism?
We hear the word used all the time, read diet books on how to boost ours and lament its slowing as we age. But what exactly is metabolism?
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Fundamental Particles
What are the smallest constituents or basic building blocks of all matter?
fundamental particles web sites science constituents

Newton's Third Law
Newton's third law states that when one body exerts a force on another body, the second body responds with an equal and opposite force.
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Eerie Night Skies
The night sky can sometimes look very eerie. Join me as we explore the strange skies of the aurora.
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Gamma Ray Bursters
Gamma ray bursters are among the most violent phenomena in the visible universe. In fact, if one occurred near the Earth it would incinerate the atmosphere in seconds. Fi
gamma ray burster gamma rays gamma ray bursts grb photon

Why Do Power Lines Buzz?
The crackling sound you hear under high-voltage power lines is caused by corona discharge.
corona discharge power lines buzzing hissing alternating current

The Cosmic Microwave Background
A discussion of the history and future of CMB science
cmb cosmology cosmic microwave background microwave background map

Great Exploration Hoaxes
Dr. Frederick Cook and Robert E. Peary were experienced Arctic explorers but lied when they said that they reached the top of Mt. McKinley and the North Pole.
dr. frederick cook mt. mckinley robert e. peary donald crowhurst david roberts

What Is the Nucleotide ATP?
Adenosine triphosphate is a power-packed nucleotide that cells of our body just can't live without. Here's a clear summary of what ATP is, how it works and how it's made.
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A Giant Among Bacteria
Announcing the largest bacterium in the world!
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Mother lode
Ask anybody what is a supernova, and chances are a vast majority will respond it goes bang and has to do with astronomy. Supernovas are epitomes of out of this world catastrophe, of unimaginable violence. Yet we all have been - in a distant past - within not one but probably several ones. Close and intimate.
supernova guest star sn1987a crab veil

Supernovae, the Most Energetic Objects in the Universe
Discussion of the two principal types of supernovae
supernova astronomy type i core collapse massive star

An Introduction to Solar Energy
Solar power is the ultimate renewable energy source. Here is an introduction to the basic science that makes all solar energy technologies possible.
solar power technology solar energy solar radiation renewable energy photovoltaic

Niels Bohr - Danish Physicist Extraordinaire
Niels Bohr proposed a quantum structure for the atom, won a Nobel prize for physics, and worked on the Manhattan.
niels bohr quantum mechanics physics university of copenhagen institute of theoretical physics

The Periodic Table of the Elements
A key tool for chemists throughout the world is the systematic arrangement of all known elements in the Periodic Table
chemistry periodic table mendeleev mendeleyev elements

Canadian Nobel Winners
Canada has contributed enough to get some nobels prizes. Here is a little view at these either Canadian Born or Canadian Citizens who have won the Nobel Prizes.
pearson polanyi physics chemistry peace

Niels Bohr, Physicist
Brief biography and philosophy of Niels Bohr, famous for the atomic structure model, the foundation of quantum mechanics.
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Scientific Visualization - Taming the masses
This article deals with specific types of scientific visualization packages available to chemistry researchers.
chemistry scientific visualization sciviz scivis packages

Antibody--This Inner Space for Rent
If it seems familiar, you're paying attention.
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Radiation Therapy Part 1
radiation therapy for cancer patients
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Reflection vs. Refraction
Even though reflection and refraction of light are important concepts in optics, they are often confused. The two concepts are unraveled here.
light reflection refraction reflection vs. refraction refractive index

Wrinkles
Overexposure to the sun can not only cause wrinkles, but numerous other problems. How wrinkles are formed and what can be done about them will be discussed.
wrinkle wrinkles skin aging eye

The Physics Family
Physics is a discipline of science that includes many interrelated and active branches.
branches of physics classic physics classical physics modern physics applied physics

What Is a Virion or Virus?
Viruses are not living cells, but efficient parasites that commandeer living cells and turn them into virus factories. Learn how these nonliving particles act so smart.
what is a virus biological virus what is a virion acellular infectious particle anatomy of a virus

Free Radicals and Aging
Science has many theories regarding why people get older and eventually die, though it is surprising to learn how much mystery remains in this exploration.
why do we die free radical theory of aging what causes senescence reactive oxygen species genetic cause of death

Nuclear Density, Stellar Mass: Neutron Stars and Pulsars Continu
astronomy supernovae binary pulsars

What is Soil?
Plants obtain water and nutrients from the soil surrounding their root systems. Plants also use the soil to anchor them physically, allowing them to stand upright.
soil minerals microorganisms micro-organisms organic matter

Fear and Backpacking
A little fear in the immensity and uncertainty of wilderness can be a good thing, reminding us of the mystery in life
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The Subject is Physics
Explore the dynamics of nature from the microscopic to the macroscopic on the Internet.
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Voice Emails
This article is about voice emails, in which you'll find benefits and procedure of voice emails. Another way to send emails in voice format.
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Find The Best Educational Science Websites
Don't waste your time searching the web for quality information on the sciences. Here is the lowdown on some of the best biology sites the web has to offer!
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It's Stronger than Vitamin C
Grape seed extract contains powerful antioxidants called proanthocyanidins.
grape seed extract grapeseed antioxidants proanthocyanidins


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