Civil Engineering Articles

• Wind Energy
  Energy and the Environment
  Renewable Energy
  Electricity
  Environmental Science
  Energy Technology
   
  

  Wind turbine

  A wind turbine is a machine for converting the mechanical energy in wind into electrical energy. If the mechanical energy is used directly by machinery, such as a pump or grinding stones, the machine ... > more
• Energy and the Environment
  Renewable Energy
  Environmental Science
  Fuel Cells
  Sustainability
  Alternative Fuels
   
  

  Liquid nitrogen economy

  A liquid nitrogen economy is a hypothetical proposal for a future economy in which the primary form of energy storage and transport is liquid nitrogen. It is proposed as an alternative to liquid ... > more
• Thermodynamics
  Physics
  Sports Science
  Solar Energy
  Quantum Physics
  Energy Technology
   
  

  Thermodynamics

  Thermodynamics is a branch of physics that studies the effects of changes in temperature, pressure, and volume on physical systems at the macroscopic scale by analyzing the collective motion of their ... > more
• Renewable Energy
  Nuclear Energy
  Energy and the Environment
  Weapons Technology
  Environmental Science
  Hazardous Waste
   
  

  Nuclear power plant

  A nuclear power plant (NPP) is a thermal power station in which the heat source is one or more nuclear reactors. Nuclear power plants are base load stations, which work best when the power output is ... > more
• Nature of Water
  Sports Science
  Inorganic Chemistry
  Chemistry
  Materials Science
  Civil Engineering
   
  

  Viscosity

  Viscosity is a measure of the resistance of a fluid to deformation under shear stress. It is commonly perceived as "thickness", or resistance to pouring. Viscosity describes a fluid's internal ... > more
• Solar Energy
  Energy Policy
  Energy Technology
  Wind Energy
  Petroleum
  Alternative Fuels
   
  

  Biomass

  Biomass is organic non-fossil material, collectively. In other words, 'biomass' describes the mass of all biological organisms, dead or alive, excluding biological mass that has been transformed by ... > more
• Optics
  Energy Technology
  Sports Science
  Construction
  Petroleum
  Physics
   
  

  Lighting

  Lighting refers to either artificial light sources such as lamps or to natural illumination of interiors from sunlight. Lighting represents a major component of energy consumption, accounting for ... > more
• Spintronics
  Sports Science
  Physics
  Energy Technology
  Solar Energy
  Electricity
   
  

  Torque

  In physics, torque can informally be thought of as "rotational force" or "angular force" which causes a change in rotational motion. This force is defined by linear force multiplied by a radius. The ... > more
• Nanotechnology
  Physics
  Materials Science
  Engineering
  Sports Science
  Technology
   
  

  Nanotechnology

  Nanotechnology refers broadly to a field of applied science and technology whose unifying theme is the control of matter on the molecular level in scales smaller than 1 micrometre, normally 1 to 100 ... > more
• Chemistry
  Sports Science
  Organic Chemistry
  Biochemistry
  Inorganic Chemistry
  Materials Science
   
  

  Macromolecule

  The literal definition of the term macromolecule implies large molecule. In the context of science and engineering, the term may be applied to conventional polymers and biopolymers (such as DNA) as ... > more

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