EXPERIMENTAL-OBSERVATION OF SURFACE-ENHANCED COHERENT ANTI-STOKES-RAMAN SCATTERING

被引:61
作者
LIANG, EJ [1 ]
WEIPPERT, A [1 ]
FUNK, JM [1 ]
MATERNY, A [1 ]
KIEFER, W [1 ]
机构
[1] UNIV WURZBURG,INST PHYS CHEM,MARCUSSTR 9-11,D-97070 WURZBURG,GERMANY
关键词
D O I
10.1016/0009-2614(94)00779-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Surface-enhanced coherent anti-Stokes Raman scattering has been observed on colloidal silver surface from benzene, the mixture of benzene and N,N-dimethylformamide, toluene, and chlorobenzene. Silver colloids which were prepared in organic solvent N,N-dimethylformamide were used as an enhancement medium. The scattered CARS light was collected at right angles with respect to the exciting pump and Stokes laser beams. It was found that not only is the CARS signal significantly enhanced but the signal-to-noise ratio is also improved after addition of the silver sol. An excitation profile study shows a maximum enhancement for the benzene-silver sol system located at about 500 nm pump laser wavelength. This is in good accord with the surface plasmon resonance of the system.
引用
收藏
页码:115 / 120
页数:6
相关论文
共 25 条
[1]  
BARANOV AV, 1985, ZH EKSP TEOR FIZ, V61, P435
[2]  
Chang R. K., 1982, SURFACE ENHANCED RAM
[3]   ENHANCED 4-WAVE MIXING FROM SILVER PARTICLES [J].
CHEMLA, DS ;
HERITAGE, JP ;
LIAO, PF ;
ISAACS, ED .
PHYSICAL REVIEW B, 1983, 27 (08) :4553-4558
[4]   SURFACE-ENCHANCED 2ND-HARMONIC GENERATION [J].
CHEN, CK ;
DECASTRO, ARB ;
SHEN, YR .
PHYSICAL REVIEW LETTERS, 1981, 46 (02) :145-148
[5]   DETECTION OF MOLECULAR MONOLAYERS BY OPTICAL 2ND-HARMONIC GENERATION [J].
CHEN, CK ;
HEINZ, TF ;
RICARD, D ;
SHEN, YR .
PHYSICAL REVIEW LETTERS, 1981, 46 (15) :1010-1012
[6]   SURFACE ENHANCEMENT OF COHERENT ANTI-STOKES RAMAN-SCATTERING BY COLLOIDAL SPHERES [J].
CHEW, H ;
WANG, DS ;
KERKER, M .
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1984, 1 (01) :56-66
[7]   INTERACTION OF METAL PARTICLES WITH ABSORBED DYE MOLECULES - ABSORPTION AND LUMINESCENCE [J].
GLASS, AM ;
LIAO, PF ;
BERGMAN, JG ;
OLSON, DH .
OPTICS LETTERS, 1980, 5 (09) :368-370
[8]   ENHANCED 2-PHOTON FLUORESCENCE OF MOLECULES ADSORBED ON SILVER PARTICLE FILMS [J].
GLASS, AM ;
WOKAUN, A ;
HERITAGE, JP ;
BERGMAN, JG ;
LIAO, PF ;
OLSON, DH .
PHYSICAL REVIEW B, 1981, 24 (08) :4906-4909
[9]   A SURFACE ENHANCED HYPER-RAMAN SCATTERING STUDY OF PYRIDINE ADSORBED ONTO SILVER - EXPERIMENT AND THEORY [J].
GOLAB, JT ;
SPRAGUE, JR ;
CARRON, KT ;
SCHATZ, GC ;
VANDUYNE, RP .
JOURNAL OF CHEMICAL PHYSICS, 1988, 88 (12) :7942-7951
[10]   ENHANCED PHOTOFRAGMENTATION ON A SILVER SURFACE [J].
GONCHER, GM ;
HARRIS, CB .
JOURNAL OF CHEMICAL PHYSICS, 1982, 77 (07) :3767-3768