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بسم الله الرحمن الرحيم PowerPoint PPT Presentation


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بسم الله الرحمن الرحيم. پروژه شناخت فلزات صنعتي. مقدمه :.

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بسم الله الرحمن الرحيم

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4610367


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:

. . 2 3 4 5 .


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. .

. .... . (SMA) .


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. .

.


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(1)

(1)

.


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. . .


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:

1932 Change Read . AuCd 1956 Horbojen Cu-Zn . . 1962 Buhler . .


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1967 Nol Buhler Nitionol . Raychem . . 1980 Micheal Hawt .


History smas

:HistorySMAs

1961 White Oak .

Dr.Wiliam.j.Buehler .

. . .


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-- . 290-200 . ( . SEM ) .


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. ( ) . 110 kj/mol .


Nitinol

: NiTinol

.

. .


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. ( ) . .

.

.


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:

NiTi . (Ni(Ti+Hf) NiTi .


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NiTi (X<0.3)Ni0.5Ti0.5-X , HFX , Ni1-XTiX UHV (<10-8torr) .

(Ar) . Pa2/1 Pa6/0 NiTi .


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XRD,DSC,AFM TEM, RBS, SEM(EDS) . XRD m 2 . DSC .


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( NiTi C 472 NiTiHf %at7/28=HF C519 ). NiTi C500 NiTiHF C550 . XRD DSC .


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NiTi Ni/Ti C100 . NiTiHf Hf Ti NiTi at%10 C100 at%4/24 Ap ( ) C 414 . R 15 at%=Hf .


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. . Ni4Ti3 Ti2Ni .


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AFM . NiTi NiTiHf nm50 nm100 . TEM . nm200 .


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. . NiTi . MEMS BioMEMS .


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  • :

- :

.

.

.


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:

)

)

.


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  • :

.

.

. .

Ni-Ti/Cu-Zn/ Cu-Zn-Al/Cu-Zn-Ga Cu-Zn-Sn Cu-

Zn-Si Cu-Al-Ni Cu-Au-Zn Cu-Sn Au-Cd Ni-Al Fe-Pt ...

.


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.

.

1938

. 1961 -

(50-50%) (Naval

Ordanance Lab) (Nitinol) .

. 1980


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.

.

.

.


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.

.

. -

.


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.

.

.

.

. 8

.


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  • :

.

1)

.

2)

.

1)

.

2) .


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  • :

.

1-

2-

3-

2

.

.


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.

:

1)

2)


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.

.

.


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4)

.

.( 4 B)

( 4 C) .

5


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Mf A B C D

A . A

A .

A

A

.


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  • :

- -

.

.

.

.

.


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  • :

- C

.

Af .

( AB).

( (CD

.

.


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- :

. 100% 100% . 100% . .


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1 . 2-3 . . 3-3 .


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4-3 . . 2-3) 3-3) 4-3) NiTi .


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(Ni(Ti+Hf) NiTi . NiTi (X<0.3)Ni0.5Ti0.5-X , HFX , Ni1-XTiX UHV (<10-8torr) . (Ar) .


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2/1 6/0 NiTi

.

DSC,XRD,AFM TEM,RBS,SEM(EDS) .


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XRD 2 . DSC . ( NiTi C 472 NiTiHf %at7/28=HF C519 ). NiTi C500 NiTiHF C550 . XRD DSC .


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NiTi Ni/Ti C100 . NiTiHf Hf Ti NiTi at%10 C100 at%4/24 Ap ( ) C 414 . R 15 at%=Hf . .


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. Ni4Ti3 Ti2Ni . AFM . NiTi NiTiHf nm50 nm100 . TEM .


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nm200 . . . NiTi . MEMS BioMEMS .


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. . .

.

. . . .


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.

( ) . :

:

- -

- -

( ) .


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DC .


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. .

. .


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Ni-Ti . Ni-Ti . Ni-Ti . Kg/dm3 9/8 1455 . .


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Kg/dm 3 5/4 1670 . . . . Ni-Ti .


Ni ti

Ni-Ti:

) :

.


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) (SMA) spacer . 13B- ( ) .


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)


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TI_ NI . .


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:

) : . 7 .


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Mf Af Mf .


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) :

. 8 .

. .


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:

. . . . .


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. .


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:

1- .2- .

3- .


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4- .

5- .

6- 1- 2- .

7- NiTi .


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. . . . .


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. . .


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:

. 100

.


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:

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