Optimization of the rolling-circle filter for Raman background subtraction

被引:119
作者
Brandt, NN
Brovko, OO
Chikishev, AY
Paraschuk, OD [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Ctr Int Laser, Moscow 119992, Russia
[2] Moscow MV Lomonosov State Univ, Dept Phys, Moscow 119992, Russia
关键词
Raman spectroscopy; background subtraction; digital filters;
D O I
10.1366/000370206776342553
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A procedure is proposed to optimize a high-pass filter enabling one to,subtract the broadband background signals inherent in Raman spectra. A spectral approach is used to analyze the characteristics of the filter and the distortions in the processed spectra. Examples of the processing of real spectra are presented.
引用
收藏
页码:288 / 293
页数:6
相关论文
共 19 条
[1]   Ricin, ricin agglutinin, and the ricin binding subunit structural comparison by Raman spectroscopy [J].
Brandt, NN ;
Chikishev, AY ;
Sotnikov, AI ;
Savochkina, YA ;
Agapov, II ;
Tonevitsky, AG .
JOURNAL OF MOLECULAR STRUCTURE, 2005, 735 (SPEC. ISS.) :293-298
[2]  
Brandt NN, 2004, LASER PHYS, V14, P1386
[3]  
Brandt NN, 2002, LASER PHYS, V12, P647
[4]  
Carey P., 1982, BIOCH APPL RAMAN RES
[5]   LINEARIZATION AND SCATTER-CORRECTION FOR NEAR-INFRARED REFLECTANCE SPECTRA OF MEAT [J].
GELADI, P ;
MACDOUGALL, D ;
MARTENS, H .
APPLIED SPECTROSCOPY, 1985, 39 (03) :491-500
[6]   Separation of Raman spectra from fluorescence emission background by principal component analysis [J].
Hasegawa, T ;
Nishijo, J ;
Umemura, J .
CHEMICAL PHYSICS LETTERS, 2000, 317 (06) :642-646
[7]   PIECE-WISE MULTIPLICATIVE SCATTER CORRECTION APPLIED TO NEAR-INFRARED DIFFUSE TRANSMITTANCE DATA FROM MEAT-PRODUCTS [J].
ISAKSSON, T ;
KOWALSKI, B .
APPLIED SPECTROSCOPY, 1993, 47 (06) :702-709
[8]   THE EFFECT OF MULTIPLICATIVE SCATTER CORRECTION (MSC) AND LINEARITY IMPROVEMENT IN NIR SPECTROSCOPY [J].
ISAKSSON, T ;
NAES, T .
APPLIED SPECTROSCOPY, 1988, 42 (07) :1273-1284
[9]  
*KAIS OPT SYST INC, 1998, 7 RAM TUT
[10]   DETERMINATION OF THE PKA VALUES OF ACTIVE-CENTER CYSTEINES, CYSTEINES-32 AND CYSTEINES-35, IN ESCHERICHIA-COLI THIOREDOXIN BY RAMAN-SPECTROSCOPY [J].
LI, HM ;
HANSON, C ;
FUCHS, JA ;
WOODWARD, C ;
THOMAS, GJ .
BIOCHEMISTRY, 1993, 32 (22) :5800-5808