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Perovsites

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Synthesis of Perovskite

CH3NH2 !

HI

"#$N#$%

0&'( Stirring

Rotary Evaporator(precipitate)

P)%2

*A%N+

! P)"%2*,aina)+

!

"#$N#$P)

%$

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Figure ! "R# $easure$ent for

CH3NH3I

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Figure 2 !  a) F%IR for

CH3NH3P&I2'iui

&) F%IR forCH3NH3P&I2Po*er

c) F%IR for #+F on'y 

a) &)

c)

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)+

Figure 3 ! (a) ,&sorption of %i-2.CH3NH3P&I2 /0

(&) ,&sorption of %i-2. CH3NH3P&I2  *ith i1erent uantity of #+F

/0 Niu4 5 6i4 F +eng4 6 5ang4 H#ong4 7 8iu4 Stuy on the sta&i'ity ofCH3NH3P&I3 9'$s an the e1ect of post:$oi9cation &y a'u$inu$ o;ie in a'':

:

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Figure > ! %rans$ittance forCH3NH3P&I2

*ith i1erent uantity of #+F

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"ompa't -a.er/N)i2

/i"l3

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How to prepare compact layer 

200ml ice

22ml TiCl4

1M TiCl4

0.05M

TiCl4

0.2M

TiCl4

1.0M

TiCl4

0.1M

TiCl4

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Absorbance of compact layer 

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Transmittance of compact layer 

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a)

&)

Figure @ ! a) %rans$ittance of %i-2

&)  %rans$ittance  *ith co$pact

 %i-2 'ayers of variousthicknesses /20

/20 " 5ang4 7 Fang4 6 He4 85ang4 % 5u4 InDuence of co$pact

 %i-2 'ayer on the photovo'taiccharacteristics of the organo$eta'ha'ie perovskite:&ase so'ar ce''s4

+ateria's Science inSe$iconuctor Processing4 2?(2=>) @B:@?B

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a)&)

Figure B! a)%rans$ittance of N&:%i-2

&) %rans$ittance of N&:%i-2 an %i-2/30

/30 7 "iong 7in 4 haosheng "ue 4 Peng "u 4+eng He 4 an Gin 6iu Enhance thePerfor$ance of Perovskite: Sensitie

:

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"R# %i-2

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(==)

(=)

() (2=

)

(=)

(2=>)

(==>)

(=)

(2==)

(2)(3=

)

a) &)

c) )

Figure ? ! a) "R# =+ %i-2 &) "R# =@+ %i-2 c) "R# =+ %i-2

) "R# pattern of an iniviua' %i-2 nanosheet />0/>0 6 Etgar4 P ao4 "ue4 8 Peng4 , Chaniran4 G 6iu4 + Naeeruin4 + rJte'4 +esoscopic

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Nov2013

4e)2015

 Jul.2015

 Jan2015

Mei2015

• 6iterature Revie*• Gasic

unerstaning in

Perovskite so'arce''

• Ski''seve'op$ent inPerovskite so'arce''

  Jun2015

• Synthesis ofperovskite so'arce''

• Characteriation

of perovskite

• Fa&rication ofevices

• Characteriationof &'ocking 'ayer(%iC'>)

• Co$p'ete

characteriationof &'ocking 'ayeran perovskite

April2015

• Synthesis ofope &'ocking'ayer (N&:%i-2)

• Characteriation

of &'ocking 'ayer

No*i$

here

SeconSe$este

rFirst

Se$este

r