???? ???????? ?? (Nano composites) ???? ? ????? : ????? ????? ??? fhn64@yahoo.com - PowerPoint PPT Presentation

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???? ???????? ?? (Nano composites) ???? ? ????? : ????? ????? ??? fhn64@yahoo.com

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Title: ???? ???????? ?? (Nano composites) ???? ? ????? : ????? ????? ??? fhn64@yahoo.com


1
?? ??? ?????? ?????? ? ??????
2
???? ???????? ??(Nano composites)???? ?
????? ????? ????? ???fhn64_at_yahoo.com
3
????? ????????
  • ???? ???????? ?? ???? ??????? to compose ??
    ????? ????? ???? ? ????? ???? ???? ??? ??? .
  • ???????? ???? ?? ??? ?? ????? ???? ????? ???
    ????
  • 1- ????
  • 2- ?????? ( ?? ??? ????? ???????? ??? ????? ???
    ?? ???? )
  • 3- ????? ?? ?? ?? ??? ?? ( ?? ??? ) ?? ?? ???
    ??????? ?? ?????? ????? ???????? ? ????? ???????
    ???? ?? ???? ????? ??? ? ???? ?????? ??? ????
    ???? ???? .
  • 4- ????? ???? ? ????? ??? ?????? ????? ?? ??? ??
    ?? ?????? ????? ????? ?? ?????? ??? ?????? ????
    ?? ????? ????? .

4
??? ????? ?? ???????? ??
  • ?? ????? ??? ? ?? ?????? ???? ?? ??? ?? ?? ??
    ??? ? ?? ?? ?? ??? ?? ???.
  • ??? ???? ???? ?? ?? ???????? ????? ??? ?? ??????
    ?? ????? ? ??? ?? ???? .
  • ??? ? ????? ????? ?? ???? ?? ??? ???? ?? ?????
    ????.
  • ???? ??????? ?????? ?? ????? ?????? ? ?????
    ????? ?? ???? ????? ? ?????? ?? ?????? ?? ????.

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???? ????? ????? ???????? ????? (MATRIX )
????? ????? (( REINFORCMENT
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??? ?? ???? ???????? ??
  • ????? ????? ?????
  • ???????
  • ????
  • ?????? ?????
  • ???? ??????
  • ???????
  • ???? ????????

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????? ???? ???????? ?? ?? ???? ?? ????? ??
  • ???????? ??? ???? ?????? (PMC)
  • ???????? ??? ???? ???? (MMC)
  • ???????? ??? ???? ??????? (CMC)

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????? ????? ????? ??
?? ??? ???? ??????
???? (particle)
?? ??? ??????
????? ??????
?????? (fiber)
????? ??????
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Scanning electron micrograph of the fracture
surface of a silver-copper alloy reinforced with
carbon fibers.
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????? ???? ?? ???? ???????? ??
  • ????? ? ?????? ????? ????? ?????
  • ???? ? ????? ????? ????? ????? ?? ???? ?????

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?????? ?????? ?????? ?? ?????? 1- ?????? ?????
?????? 2- ??? ??? ???? ???? 3- ???? ???? ???
???? 4- ????? ???? 5- ????? ??????? 6- ??????
????? ????? ?? ?? ???? 7- ????? ????? ???????????
15
???? ????????
  • ??? ?????? ???? ?? ??? ??????? ????? ????? ????
    ?? 100 ???? ??? ???? ???? ???????? ?????? ???? .
  • ???? ???????????? ?? ???? ?? ???????? ?? ?????
    ????? ?? ??? .
  • ????? ????? ????? ??
  • ???? ???? (Nano particles)
  • ???? ?????? (Nano fibers)
  • ??? ?? (Nano clay)

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Silver nano particles
Nano clay
Carbon nanotubes
Si nano wires
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??? ?? (Nano clay)
  • ?????? ???? ?? ??? ??? ??
  • ??? ???? ?? ?? ???????? ????? 1 ??????? ? ?????
    ???? 300 ???? ???
  • ???? ??? ?????? ?? ????? ?? ?????

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???? ? ?? ??? ??? ??
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???? ???? (Nanofibers)
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  • ???? ??? ?? ??? ???? ???? ??? ???? ????? ???? ??
    ????? ???? ???.
  • ????? ???? ???? ???? ?? ?? ??????? ???? ?????
    ????
  • ??????? ????????
  • ????? ?????? ????
  • ????? ???? ??????? ?????? ???????
  • ?????? ?? ????? ???

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  • SEM micrograph of nanocomposite of Carbon nano
    tubes in Iron

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???? ???? (Nano particles)
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Al2O3
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ZnO
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TiO2
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????????
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  • ????? ?????? ? ????? ????? ????? ????? ?????
    ????? ???? ???????? ????? ????? ???????? ???????
    ????? ???? ???? ?...
  • ????? ????? ??? ??? ???? ? ???????? ? ????
    ???? ??? ????? ? ?????? ?....
  • ????? ????????? ???? ????? ??????? ? ????????
    ?????? ??? ???? ? ?....
  • ????? ???????? ? ?????????? ??? ??? ????
    ??????? ??????????? ???? ?? ? ?????? ? ...
  • ????? ??? ? ??????? ?? ?? ??? ??? ??? ???
    ?????? ????????? ??????????
  • ????? ????? ???? ??????????? ???? ????? ??????
    ???? ??????? ????? ?...

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?? ???? ?? ???? ??? ??????
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