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[ÇóÖú] NATURE Vol 441£¬4 May 2006 ---ÈçºÎÓúìÍâ¹âÆ×·ÖÎöµ¼µçÎïÖʵÄÄܼ¶£¿

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²¿·ÖºìÍâÏßÇøÓòµÄ´óÆø²ã´©Í¸Í¼¡£½üºìÍâÏß | (Near Infra-red, NIR)| 700~ 2,000nm | 0.7~2 MICRON
ÖкìÍâÏß | (Middle Infra-red, MIR)| 3,000~ 5,000nm | 3~5 MICRON
Ô¶ºìÍâÏß | (Far Infra-red, FIR)| 8,000~14,000nm | 8~14 MICRON


¾ßÌåµ½£ºNATURE|Vol 441|4 May 2006 ---Metallic transport in polyaniline
ÎÄÏ×ÖÐÓоßÌåµÄ¼ÆËã·½·¨£¬µ«ÊDz»ÖªµÀÊÇÈçºÎ²âÊԵģ¿

Optical reflectance spectra were measured between 0.04 and 6.2 eV using two
different spectrometers. Infrared reflectance in the range 0.04¨C0.5 eV was
measured with a Mattson 5000 Fourier transform interferometer (FTIR),while a Varian Cary 5E spectrophotometer covered the spectral range 0.4¨C6.2 eV.
A gold mirror was used as the reference in the infrared range, and an aluminium
mirror was used in the visible-ultraviolet range.


Figure 3 | Optical spectra of high-conductivity PANI-CSA. a, Reflectance
spectra, R(q) (solid line shown as ¡®Exp.¡¯). The Hagen-Rubens approximation
(H-R, red dotted line) provides an excellent fit to R(q) in the far-infrared.
The inset shows R(q) below 2,000 cm21 with an expanded scale.
b, Frequency dependent conductivity, j(q) (solid line), as obtained from
Kramers-Kronig analysis of R(q). The red dotted line represents the
theoretical fit by the Drude model, jD(q) ¼ (qp 2 t/4p)(1 þ q2t2)21, with
qp ¼ 10,500 cm21 and t ¼ 2.2 £ 10214 s, whereas the blue dotted line
corresponds to the interchain contribution to j(q). c, The real part of the
dielectric function, 11(q) (solid curve). The red dotted line represents the
theoretical fit by the Drude model, 11D(q) ¼ 11 2 qp 2 t2(1 þ q2t2)21,
using the same parameters as in Fig. 3b.
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