Electronics Articles

• Healthy Aging
  Attention Deficit Disorder
  Nature of Water
  Sports Medicine
  Sports Science
  Chemistry
   
  

  Bromine

  Bromine is a chemical element in the periodic table that has the symbol Br and atomic number 35. A halogen element, bromine is a red volatile liquid at room temperature which has a reactivity between ... > more
• Nature of Water
  Thermodynamics
  Sports Science
  Chemistry
  Inorganic Chemistry
  Physics
   
  

  Pressure

  Pressure (symbol: p) is the force per unit area acting on a surface in a direction perpendicular to that surface. Pressure is transmitted to solid boundaries or across arbitrary sections of fluid ... > more
• Ultrasound
  Medical Imaging
  Medical Technology
  Pregnancy and Childbirth
  Sports Science
  Detectors
   
  

  Ultrasound

  Ultrasound is sound with a frequency greater than the upper limit of human hearing, approximately 20 kilohertz (20,000 hertz). Some animals, such as dogs, dolphins, bats, and mice have an upper limit ... > more
• Inorganic Chemistry
  Chemistry
  Organic Chemistry
  Graphene
  Physics
  Sports Science
   
  

  Lewis structure

  Lewis structures, also called electron-dot structures or electron-dot diagrams, are diagrams that show the bonding between atoms of a molecule, and the lone pairs of electrons that may exist in the ... > more
• Healthy Aging
  Attention Deficit Disorder
  Hazardous Waste
  Sports Science
  Chemistry
  Sports Medicine
   
  

  Polychlorinated biphenyl

  Polychlorinated biphenyls (PCBs) are a class of organic compounds with 1 to 10 chlorine atoms attached to biphenyl. Although the physical and chemical properties vary widely across the class, PCBs ... > more
• Water
  Nature of Water
  Drought Research
  Environmental Issues
  Ecosystems
  Pollution
   
  

  Water

  Water is a tasteless, odorless, and nearly colorless (it has a slight hint of blue) substance in its pure form that is essential to all known forms of life and is known also as the most universal ... > more
• Men's Health
  Prostate Cancer
  Prostate Health
  Hormone Disorders
  Wounds and Healing
  Menopause
   
  

  Testosterone

  Testosterone is a steroid hormone from the androgen group. Testosterone is secreted in the testes of men and the ovaries of women. It is the principal male sex hormone and the "original" anabolic ... > more
• Quantum Physics
  Physics
  Cosmic Rays
  Detectors
  Astrophysics
  Black Holes
   
  

  Neutrino

  The neutrino is an elementary particle. It has half-integer spin and is therefore a fermion. All neutrinos observed to date have left-handed chirality. Although they had been considered massless for ... > more
• Acid Rain
  Sports Science
  Heartburn
  Pollution
  Gastrointestinal Problems
  Vitamin B
   
  

  PH

  pH is a measure of the activity of hydrogen ions (H+) in a solution and, therefore, its acidity or alkalinity. Aqueous solutions with pH values lower than 7 are considered acidic, while pH values ... > more
• Nature of Water
  Hypertension
  Heart Disease
  Thermodynamics
  Graphene
  Wounds and Healing
   
  

  Boiling

  Boiling is the rapid vaporization of a liquid, which typically occurs when a liquid is heated to a temperature such that its vapor pressure is above that of the surroundings, such as air pressure. ... > more

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