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ARTICLES IN THE BOOK

  1. Atomic force microscope
  2. Atomic nanoscope
  3. Atom probe
  4. Ballistic conduction
  5. Bingel reaction
  6. Biomimetic
  7. Bio-nano generator
  8. Bionanotechnology
  9. Break junction
  10. Brownian motor
  11. Bulk micromachining
  12. Cantilever
  13. Carbon nanotube
  14. Carbyne
  15. CeNTech
  16. Chemical Compound Microarray
  17. Cluster
  18. Colloid
  19. Comb drive
  20. Computronium
  21. Coulomb blockade
  22. Diamondoids
  23. Dielectrophoresis
  24. Dip Pen Nanolithography
  25. DNA machine
  26. Ecophagy
  27. Electrochemical scanning tunneling microscope
  28. Electron beam lithography
  29. Electrospinning
  30. Engines of Creation
  31. Exponential assembly
  32. Femtotechnology
  33. Fermi point
  34. Fluctuation dissipation theorem
  35. Fluorescence interference contrast microscopy
  36. Fullerene
  37. Fungimol
  38. Gas cluster ion beam
  39. Grey goo
  40. Hacking Matter
  41. History of nanotechnology
  42. Hydrogen microsensor
  43. Inorganic nanotube
  44. Ion-beam sculpting
  45. Kelvin probe force microscope
  46. Lab-on-a-chip
  47. Langmuir-Blodgett film
  48. LifeChips
  49. List of nanoengineering topics
  50. List of nanotechnology applications
  51. List of nanotechnology topics
  52. Lotus effect
  53. Magnetic force microscope
  54. Magnetic resonance force microscopy
  55. Mechanochemistry
  56. Mechanosynthesis
  57. MEMS thermal actuator
  58. Mesotechnology
  59. Micro Contact Printing
  60. Microelectromechanical systems
  61. Microfluidics
  62. Micromachinery
  63. Molecular assembler
  64. Molecular engineering
  65. Molecular logic gate
  66. Molecular manufacturing
  67. Molecular motors
  68. Molecular recognition
  69. Molecule
  70. Nano-abacus
  71. Nanoart
  72. Nanobiotechnology
  73. Nanocar
  74. Nanochemistry
  75. Nanocomputer
  76. Nanocrystal
  77. Nanocrystalline silicon
  78. Nanocrystal solar cell
  79. Nanoelectrochemistry
  80. Nanoelectrode
  81. Nanoelectromechanical systems
  82. Nanoelectronics
  83. Nano-emissive display
  84. Nanoengineering
  85. Nanoethics
  86. Nanofactory
  87. Nanoimprint lithography
  88. Nanoionics
  89. Nanolithography
  90. Nanomanufacturing
  91. Nanomaterial based catalyst
  92. Nanomedicine
  93. Nanomorph
  94. Nanomotor
  95. Nano-optics
  96. Nanoparticle
  97. Nanoparticle tracking analysis
  98. Nanophotonics
  99. Nanopore
  100. Nanoprobe
  101. Nanoring
  102. Nanorobot
  103. Nanorod
  104. Nanoscale
  105. Nano-Science Center
  106. Nanosensor
  107. Nanoshell
  108. Nanosight
  109. Nanosocialism
  110. Nanostructure
  111. Nanotechnology
  112. Nanotechnology education
  113. Nanotechnology in fiction
  114. Nanotoxicity
  115. Nanotube
  116. Nanovid microscopy
  117. Nanowire
  118. National Nanotechnology Initiative
  119. Neowater
  120. Niemeyer-Dolan technique
  121. Ormosil
  122. Photolithography
  123. Picotechnology
  124. Programmable matter
  125. Quantum dot
  126. Quantum heterostructure
  127. Quantum point contact
  128. Quantum solvent
  129. Quantum well
  130. Quantum wire
  131. Richard Feynman
  132. Royal Society's nanotech report
  133. Scanning gate microscopy
  134. Scanning probe lithography
  135. Scanning probe microscopy
  136. Scanning tunneling microscope
  137. Scanning voltage microscopy
  138. Self-assembled monolayer
  139. Self-assembly
  140. Self reconfigurable
  141. Self-Reconfiguring Modular Robotics
  142. Self-replication
  143. Smart dust
  144. Smart material
  145. Soft lithography
  146. Spent nuclear fuel
  147. Spin polarized scanning tunneling microscopy
  148. Stone Wales defect
  149. Supramolecular assembly
  150. Supramolecular chemistry
  151. Supramolecular electronics
  152. Surface micromachining
  153. Surface plasmon resonance
  154. Synthetic molecular motors
  155. Synthetic setae
  156. Tapping AFM
  157. There's Plenty of Room at the Bottom
  158. Transfersome
  159. Utility fog

 



NANOTECHNOLOGY
This article is from:
http://en.wikipedia.org/wiki/Neowater

All text is available under the terms of the GNU Free Documentation License: http://en.wikipedia.org/wiki/Wikipedia:Text_of_the_GNU_Free_Documentation_License 

Neowater

From Wikipedia, the free encyclopedia

 

Neowater is an enabling technology, based on water-based nanotechnology which unlike traditional, dry nanotechnology focuses on a nanoparticle end product. Neowater builds on properties of nanoparticles to modify the physical properties of water molecules around them.

Research and Use

Each nanoparticle within Neowater, with its huge surface, creates an effect known as the "surface effect," and in turn organizes the water molecules surrounding it. This is similar to the surface effect of organelles within living cells. Both the organelles and the nanoparticles use this unique mechanism to create intracellular water properties. While the former is within cells and organs and cannot be harnessed nor used in a lab bench, the latter one, which is branded as Neowater™, can. This technology, developed in Israel, produces water whose physical properties mimic that of intracellular water using inorganic, insoluble crystals introduced in water in a patented process. Neowater™, with its stable system of largely hydrated nano-particles, like non-ionic detergent derived micelles, reduces the entropy of aqueous solutions. In addition, by design, it exhibits both hydrophilic and hydrophobic properties.

There is a huge difference between Neowater and regular water when under perturbation. According to the second low of thermodynamics the preferred state of an isolated system in equilibrium is one of maximum entropy, meaning an homogeneus state with no order or structure. However, observing nature around us, and especially biological systems, a different story is apparent. We can indeed see the spontaneous emerging of order and a pattern in the formation of complex structures.

A basic question for such systems, which are not in equilibrium, is whether there are any selection principles that are ruling them. There is a distinct selection principle for a system in equilibrium; that is, the second law of thermodynamics [or maximum entropy in closed systems; or minimum free energy in a system attached to a heat bath.] To date, it is not clear whether there is a selection principle, or principles, for systems which are out of equilibrium.

In the past (Prigogine) suggested a principle that he called "Minimum entropy production." He received a Nobel prize for the principle although it was limited to linear systems that are very close to equilibrium. In such a system, there is competition between two basic elements:

(Γ) the rate of entropy production and (Ω) the total surface energy of the morphology

In a case of a higher rate of morphology, both (Γ) and (Ω) are much larger. One can correlate this to systems where their state of equilibrium is due to a minimum of free energy (F).

Where: (S)- entropy; (E) - energy; (T) - the temperature of the heat bath.

F = E – TS (1)

Meaning in higher temperatures (F) minima is due to (S) maximal, and in case of lower temperatures is due to (E) minimal. The principle that is stated here is that there is a functional – Φ that is formulated by: Φ = Ω - Δ Γ (2)

Where (Δ) is the force that boosts the system out of equilibrium, with rapid production of heat. The selection principle is the minimum of (Φ) in the case when the system is far away from equilibrium (large Δ) the condition is by maximum approximation of (Г) and in a case close to equilibrium it is due to the minimal of (Ω) (and unlike Prigogine suggested, due to the minimal of (Γ)).

External links

  • [1] The company developing neowater.
Retrieved from "http://en.wikipedia.org/wiki/Neowater"