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TaS3
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8 2013 , 1000 002.231.01 . .. : 125009, . , . , . 11, . 7. . .. . 27 2013 .

, - , 2

..



. . , , -- , . , , -- . , , . , . , [1], , Q = 2kF (kF ­ ). ­ x. = 0 + 1 cos(Qx + ), (). 2, . , , , 3


, ( [2]). . , , ET , , , "" (). , . [3]. : - () , ( ); , ; ; . , . : ; ; . 70-, . , , , [4­7], . 4


TaS3 ­ , . : 1) TaS3 , . 2) TaS3 . 3) TaS3 Nb. 4) TaS3 : 1. , TaS3 T < 100 . G W 40 - 65 . 2. TaS3 , : . , , , G(T ) exp(E /k T ), . , 5


E = (1300 ± 100) K ( ). 3. TaS3 . , , G0 (T ) exp(E /k T ), , E = (1200 ± 100) .

4. , G(T ) exp(EL /k T ) TaS3 , , , , , T < 100 EL = (500 ± 70) , , , . 5. , ( ) TaS3 , , 103 . 6. , TaS3 G(W ) = G(0) + G(W ) , : , ET . 7. ET (W ) G(W ). ET G1/3 : 6


- . . 1. TaS3 , , , . 2. , ( , , ..) . 3. , - ­ , . , . . : 12 13 «: » ( , 2004 2005); VII, VIII IX «-2005» (), «-2007» (), «-2009» ( ­ ); « » ( , 2006); « » (, , 2006); 3 7


(, , 2007); 4 6 «ECRYS-2005» «ECRYS-2011» (, ); II, III, V, VII IX «C » (, 2004, 2005, 2007, 2009 2011). . 23 , . TaS3 ; TaS3 10
-3

- 10

-1

2 ;

; , ; ; . . , , , , 121 . 130 , 36 2 .


, , , . , . , - . 8


. , , 2kF , . ( , , TaS3 ). , , - [8], , . , , ET ni . , x, ET ( 4 2 )1/(4-D) wi ni ET , (1) KD K ­ , wi ­ , D ­ . E > ET , , () E < ET , , 9


. : ; ( ), - ; ­ , , . [3] , [9], , . [10], , . TaS3 , . TaS3 . , , , 25 [4­7]. , , 10-13 - 10-
12

[11], [12] -

- K0.3 MoO3 ( ), 10


. , . , , , , S = (2· 10-3 - 2· 10-1 ) 2 . , , -, , , - , , -, . ; , 10
-14

,

; , : W = (10
-9

- 0.03) /2 , = 0.94 (

5 TaS3 ). W G(T , W ) : G(T , W ) = G(T , W ) - G(T , 0). , T 100 -

TaS3 . G(T ) : G ( 40 - 65 ) W , S . G(W ) 11


, , ( , ), . . , , t > 103 , . , ( T < 60 ) ­ V > VT . [3]. : 1) , , , , ; 2) , , -, , Q(T ) [9]. , TaS3 , . TaS3 , , G(T , W ). 12


. , G(T , W ) : T < 40 t < 1 ; 40 T 60 1 . -

, t

f . , < 1/(2 f ). ( > 1/(2 f )) . , . , , T < 40 G W , , G(W ) . , G W , , , , [13]. G W , , , .. G G. , . 13


W G/G 1. , G(T ) : , ( G/G 1) ( G/G 1). TaS3 : 1) , G/G 1. 2) TaS3 ( ). - . G(T , W ), TaS3 . , G(T ), TP , T TP /2 ­ ( TaS3 E 800 ) , , . G(T ) , ( 14


..), , , , , . TaS3 . , G(T , W ) . : G(T , W )/ W (T < 40 ) ; G(T , W )/W (60 < T < 100 ), G(T )/W exp(E /k T ) E = (1300 ± 100) , . , (T ) n(T ) W , .. (T ) n(T )/W G(T )/W . , G(T ) (T ), . , G(T , W ) , , , G = G0 , ,
G0 (T ) exp(-E /k T ) E = (1200 ± 100) , EL = (500 ± 70)

G(T ) exp(EL /k T ) TaS3 15


T < 100 . , TaS3 . , , . , G0 (T ) - (T ) 1/(2 f ).

(T 60 K ) : ( f ) 1/(2 f ) 3.5· 10
-2


-3

(T ) G(T , W )/W 2.5· 10 10
-13

.

- 10-

12

[11] , [12].

, 5 â 10

-13

( , ), NbS3 TaS3 Nb [A4]. TaS3 . , [7] K0.3 MoO3 , , ET , , , , . , 16


­ . TaS3 ET , , , . , , TaS3 , ( ) , . I (V ), G = I /V V . , W , V
T

60 %, VT , , . , W , W T , , V : V VT G(V ) . , : 1) ( : , ­ ); 2) ( , VT ). n(W ), , n(W ), K ET (W ) , . 1. , K D. [14] K 1/n. 17


, n(W ) G(W ). ET (W ) G(W )n , n = 1/3 (1D) , n = 1 n = 3 . VT (G) D 1D 20 < T < 50 : ET G1/3 . : 1D [10], - . , , , , . ´ , TaS3 , - , , : , , , , . , , , . . : 1. TaS3 T 100 . 18


G(T ) , . 2. TaS3 : . , , G(T ) , . 3. , , , , TaS3 , , . 4. TaS3 , . - .


A1 . . -, . . . " TaS3 ". 79, 680 (2004). A2 S. V. Zaitsev-Zotov, V. E. Minakova. "Photoconduction and photocontrolled collective phenomena in Peierls conductor TaS3 ". Journal de Physique IV,

19


(France), 131, 95 (2005). A3 S. V. Zaitsev-Zotov, V. E. Minakova. "Evidence of collective charge transport in the ohmic regime of o-TaS3 in the charge-density-wave state by photoconduction study". Phys. Rev. Lett. 97, 266404 (2006). A4 S. V. Zaitsev-Zotov, V. E. Minakova, V. F. Nasretdinova, S. G. Zybtsev. "Photoconduction in CDW conductors". Physica B 407, 1868 (2012). 5 S. V. Zaitsev-Zotov, V. E. Minakova. "Photocontrolled collective transport in TaS3 nanowires". Proceedings of 12th Int. Symp. "Nanostructures: Physics and Technology" , St. Petersburg, Russia, 134 (2004). 6 V. E. Minakova, S. V. Zaitsev-Zotov. "Photoconduction in the charge density wave conductor TaS3 ". Proceedings of 12th Int. Symp. "Nanostructures: Physics and Technology" , St. Petersburg, Russia, 126 (2004). 7 . . -, . . . " TaS3 ". , " " , (2004). , . 2. 8 V. E. Minakova, S. V.Zaitsev-Zotov. "Photoconduction relaxation in the Peierls conductor TaS3 ". Proceedings of 13th Int. Symp. "Nanostructures: Physics and Technology" , St. Petersburg, Russia, 195 (2005). 9 . . -, . . . " TaS3 ". " " , (2005). , . 12. 10 . . -, . . . " ". , VII ( - 2005 ), . , . 106. 11 S. V. Zaitsev-Zotov, V. E. Minakova. "Photocontrolled collective phenomena 20


in TaS3 ". , 4th International Workshop on Electronic Crystals "ECRYS - 2005" , Cargese, France (2005), abstracts. 12 V. E. Minakova, S. V. Zaitsev-Zotov. "Illumination-dependent linear conduction in TaS3 ". 4th International Workshop on Electronic Crystals "ECRYS 2005" , Cargese, France (2005), abstracts. 13 . . -, . . . " TaS3 ". " " , (2006), . 1, .79. 14 S. V. Zaitsev-Zotov, V. E. Minakova. "Photoconduction in o-TaS3 ". Proceedings of the Workshop "Recent developments in low dimensional charge density wave conductors", Scradin, Croatia (2006), p. 46. 15 . . -, . . , . . , . , . . " TaS3 Nb". V " " , (2007). , . 18. 16 . . , . . -, . . . " TaS3 ". V " " , (2007). , . 19. 17 S. V. Zaitsev-Zotov, V. F. Nasretdinova, V. E. Minakova, K. Biljakovi´ c, D. Staresini´ "Electron transport and photoconduction in Peierls conductor c. o-TaS3 with Nb impurities". The 3rd European Conference on the Fundamental Problems of Mesoscopic Physics and Nanoelectronics, Mo jacar, Spain (2007). , . 44. 18 . . -, . . , . . , . , . . " 21


TaS3 Nb". VIII ( - 2007 ), . , . 254. 19 . . , . . -, . . . " TaS3 ". VIII ( -2007 ), . , . 272. 20 S. V. Zaitsev-Zotov, V. E. Minakova, V. F. Nasretdinova, K. Biljakovi´ c, D. Staresini´ "Impurity Effect on Photoconduction in the Peierls Conductor c. o-TaS3 ". , 5th International Workshop on Electronic Crystals "ECRYS - 2008" , Cargese, France (2008), p. 34. 21 . . -, . . , . . , .. . " ". IX ( - 2009 ), ­ . , . 132. 22 . . -, . . , . . , .. , . . . " ". " " , (2009). , . 9. 23 . . , . . -. " -TaS3 ". IX " " , (2011). , . 16.


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