photoacoustic
photoacoustic
1. The fundamentals of photoacoustic effect in fly ash, including the physical and chemical property of fly ash, the theory of the photoacoustic effect with solids.
2．叙述了粉煤灰中光声效应的基本原理，包括粉煤灰的物理化学性质、固体中的光声效应理论等部分。
2. The experimental research of detecting the content of unburned carbon in fly ash, including the design of photoacoustic apparatus, the preparation of fly ash sample, and the conclusion and discussion.
4.采用ACL8112数据采集卡采集光声信号，然后对其进行软件处理。
3. photoacoustic spectrometry (PAS)
[化] 光声光谱法
4. Principle and Applications of Double-beam Laser Photoacoustic Spectrometer of High Signal-noise Ratio
一种高信噪比的双光束激光光声光谱仪原理及应用
5. To simulate the related photoacoustic (PA) angular spectroscope experiments on the bigratings surfaces two-dimensional distortional function profiles are presented.
为了模拟实验栅格，引入一种二维准正弦栅格剖面模型。
6. It has put forward a imaging method of acoustic lens using photoacoustic signal and according to the Kirchhoff diffraction theory we deduce.
主要内容：1．光声信号声透镜层析成像方法的提出，并依基耳霍夫衍射理论推导了声透镜的脉冲响应。
7. Design of Helmholtz Resonant Photoacoustic Cell
亥姆霍兹共振光声池的设计
8. Introduction Photoacoustic imaging methods and blood glucose monitoring systems, has a good reference and research significance.
介绍光声成像的血糖监测的方法和系统，具有较好的参考和研究意义。
9. Fourier transform infrared photoacoustic spectroscopy
付里叶变换红外声光谱
10. However, photoacoustic techniques can hardly provide in-situ measurement and gas filter correlation techniques are of less sensitivity.
但常用的光声仪器的现场性、实时性较差,一般红外吸收法又不如前者灵敏。
11. As a new imaging modality, photoacoustic tomography combines the advantages of pure optical and ultrasonic imaging together and can provide high resolution, high contrast images.
作为一种新的成像模式，光声成像结合了超声成像和光学成像二者的优点，可提供高分辨率和对比度的图像。
12. Keywords fourier transform spcctroscopy;size;fiber;ramie;chitin;infrared photoacoustic spcctroscopy.;
傅里叶变换光谱学;浆料;纤维;苎麻;甲壳素;红外光声光谱;
13. APPLICATION OF FOURIER TRANSFORM INFRARED PHOTOACOUSTIC SPECTROSCOPY IN TEXTILE INDUSTRY
傅里叶变换红外光声光谱法在纺织上应用
14. photoacoustic spectrometry
光声(光)谱法
15. Keywords photoacoustic;gas filter correlation GFC;infrared absorption;CO;
光声;气体滤波;红外吸收;一氧化碳;
16. Keywords photoacoustic;fire detection;multiple gas;
光声;火灾探测;气体复合;
17. Photoacoustic phase shows the special ability of measuring the optical and thermal properties, studying the nonradiative relaxation processes and analyzing the depth profile of the sample and so on.
光声位相在测定样品的光学和热学性质、样品无辐射弛豫过程的研究以及深度剖面分析等方面显示了特有的能力。
18. photoacoustic signal
光声信号
19. Keywords photoacoustic signal;solution concentration;linear;
光声信号;溶液浓度;线性;
20. The frequency of photoacoustic signal generated in biological tissue is relatively low, and the main frequencies of photoacoustic sign& are determined by the properties of biological tissue.
光声信号的频率较低，主频由生物组织特性决定；
21. STUDIES ON ACOUSTIC LENS IMAGING OF PHOTOACOUSTIC SIGNAL
光声傅里叶变换成像理论
22. photoacoustic spectra
光声光谱
23. Keywords photoacoustic spectroscopy （PAS）;photoacoustic phase;
光声光谱;光声位相;
24. Keywords PAS;Photoacoustic phase;Rare earth complex;Intramolecular relaxation process;
光声光谱;光声位相;稀土配合物;分子内弛豫过程;
25. Keywords Photoacoustic;Spectra non-invasive blood glucose monitoring;Blood;Wavelet transform;Blood glucose concentration;
光声光谱;无损血糖检测;血液;小波变换;血糖浓度;
26. Keywords photoacoustic spectroscopy;rare earth complex;aromatic amino_acid;intramolecular energy transfer;
光声光谱;稀土配合物;芳香氨基酸;分子内能量传递;
27. Keywords Photoacoustic Spectroscopy;surface study;phosphatizing coat;coat structure;
光声光谱;表面研究;磷化膜;膜结构;
28. Keywords photoacoustic spectroscopy;nasopharyngeal carcinoma;cell line;photobiology;
光声光谱;鼻咽癌;细胞株;光生物学;
29. Keywords Photoacoustic spectroscopy;Trace gas;The effect of dynamic cooling;Nonlinear fit;
光声光谱仪;微量气体;动力学冷却效应;非线性拟合;
30. Prospect to Apply Photoacoustic Spectroscopy in Dissolved Gasses in Oil Analysis
光声光谱在油中气体分析中的应用前景
31. photoacoustic spect
光声光谱学
32. In The Photoacoustic Spectrum Technology Modulation Frequency To The Photoacoustic Signal Influence Research
光声光谱技术中斩光频率对光声信号影响的研究
33. Application of photoacoustic spectroscopy for measuring spectral response
光声光谱技术在测量光谱响应特性方面的应用
34. Photoacoustic spectrometry (PAS) is a new method for trace gas detection based on the photoacoustic effect, which has high sensitivity, high selectivity and large dynamic detection range.
光声光谱技术是基于光声效应的一种新型微量气体检测技术，具有灵敏度高，选择性好，动态检测范围大等优点。
35. photoacoustic spectroscopy method
光声光谱法
36. Photoacoustic Spectroscopy and Its Application in Rare Earth Complexes
光声光谱法及其在稀土配合物研究中的应用
37. photoacoustic immunoassay
光声免疫分析法
38. photoacoustic spectrometer
光声分光计
39. Light Beam Spatial Coupling and Geometry Match in Photoacoustic Raman Effect
光声喇曼效应中光束的空间耦合与几何匹配
40. The distribution of photoacoustic fields possesses the directional properties.
光声场的分布有指向性。
41. photoacoustic (PA) tomography
光声成像
42. Keywords Photoacoustic imaging;Impulse response;Point source;Deconvolution;
光声成像;脉冲响应;点源;逆卷积;
43. Keywords photoacoustic tomography;ultrasound detections;image reconstructions;medical imaging;cancer diagnosis;optical scattering;
光声成像;超声探测;图像重建;医学成像;肿瘤诊断;光学散射;
44. photoacoustic technique
光声技术
45. Second, a photoacoustic guided-wave technique and line-focus acoustic microscopy were used to systematically evaluate the mechanical properties of the coatings.
光声技术作为一种在线的镀层质量控制工具的潜力也做了演示。
46. Photoacoustic technique in biomedical diagnosis has become an active research field because of the advantages of high sensitive and noninvasive, so it has been gained such degree applications.
光声技术是一种高灵敏度的无损伤检测技术，把它用来对疾病作早期的诊断已成为一大研究热点，并已得到了一定程度的应用。
47. photoacoustic Raman spectroscopy
光声拉曼谱学
48. photoacoustic effect
光声效应
49. Keywords photoacoustic effect;photoacoustic spectroscopy;non-invasition measure;
光声效应;光声光谱技术;无损检测;
50. photoacoustic micro
光声显微镜
51. photoacoustic detection
光声检测
52. photoacoustic detector
光声检测器
53. photoacoustic detection technique
光声检测技术
54. photoacoustic (PA) gas sensor
光声气体传感器
55. photoacoustic cell
光声池
56. photoacoustic depth profiling
光声深度分辨技术
57. New Model for a Photoacoustic Fire Detection System
光声火灾探测系统新模型
58. photoacoustic pulse
光声脉冲
59. The photoacoustic cell was filled with pure CO instead of gas sample.Fire gases were measured in an absorption path set between the IR source and the cell.
光声腔中采用纯CO气体代替气体采样，通过红外光源与光声腔之间的吸收路径测量火灾气体。
60. photoacoustic calorimetry
光声量热
61. Keywords photoacoustic calorimetry model compounds of coenzyme B_（12） bond dissociation energy;
光声量热法;辅酶B_（12）模型化合物;键离解能;
62. PHOTOACOUSTIC MODULATION IN THE MEASUREMENT OF LIGHT SPEED BY PHOTO - BEAT METHOD
光拍法测量光速实验中的声光调制
63. photoacoustic multicomponent immunoassay
光音响多组分免疫测定
64. Key Words：photoacoustic spectroscopy；methane；gas；single-chip computer；near-infrared photoacoustic spectroscopy；
关键词：光声光谱；甲烷；气体；单片机；近红外光声光谱
65. The results show that the performance of the photoacoustic spectrometer has been improved considerably.
列举的实例证明，改进了数据采集系统的光声光谱仪，在性能上有了很大的提高。
66. The fluorescence quantum efficiency of oxazine 1 perohlorate in 1, 2-dichloro-ethane was measured with photoacoustic speetroscopy in which the fluorescence quenching wag used.
利用光声光谱技术,采取猝灭的方法对(口恶)嗪1高氯酸盐的二氯乙烷溶液进行荧光量子效率的测量。
67. The measuring thermal diffusivity of film materials by laser photoacoustic backing exciting technique
利用激光光声技术测量薄膜材料的热扩散率
68. A 56-pass cell is constructed for Ti: sapphire ring laser photoacoustic spectrometer.
制成适用于钛宝石激光光声光谱仪的光56次通过的长程池。
69. Keywords biomedical image;photoacoustic imaging;tumor detection;functional imaging of brain;functional and molecular photoacoustic imaging;
医学影像;光声成像;肿瘤检测;脑功能监测;光声分子与功能成像;
70. Li Junjia Yang Yuetao Liu Xiaojun Zhang Shuyi （Laboratory of Photoacoustic Science; Institute of Acoustics; Nanjing University Nanjing 210093）;
南京大学声学研究所光声科学研究室;
71. Study of Thermal Diffusivity by Piezoelectric Photoacoustic Phase
压电光声位相对热扩散率的分析研究
72. Photoacoustic signal is induced through thermal expansion of the locally heated area by incident laser pulse.
另一方面，光声效应产生讯号的机制是物质吸收光学能量后产生热膨胀效应。
73. As to CO sensor,the paper introduces the principle,the application,the investigation status as well as the study trends:the decection method based on photoacoustic theory or spectroscopy.
同时介绍了现在常见的CO传感器的原理,应用和研究现状,以及目前CO传感器的研究方向:基于光声原理和基于红外光谱法的CO探测方法。
74. Keywords Phenothiazine;Intramolecular charge transfer;Fluorescence spectra;Pulsed laser photoacoustic calorimetry;
吩噻嗪;分子内电荷转移;荧光光谱;脉冲激光光声量热;
75. Fourier Transform Infrared Photoacoustic Spectroscopy of Tetra(para-octanoyloxyphenyl)Porphyrin Complexes
四(对-辛酰氧基)苯基卟啉配合物的红外光声光谱
76. Fourier Transform Infrared Photoacoustic Spectroscopy of Tetra-(para-decylnoyloxyphenyl) porphyrin Complexes
四-(对-癸酰氧基)苯基卟啉及其配合物的红外光声光谱
77. Keywords meso tetra （4 lauroyloxyphenyl） porphyrin;metalloporphyrin;infrared photoacoustic spectra;porphyrin derivatives with long carbon cha
四（对-癸酰氧基）苯基卟啉;配合物;红外光声光谱;含长碳链卟啉;
78. Keywords Tetra （ para octanoyloxyphenyl） porphyrin;Complex;Infrared photoacoustic spectrum;Porphyrin;Porphyrin derivatives with long carbon chain;
四（对-辛酰氧基）苯基卟啉;配合物;红外光声光谱;卟啉;含长碳链的卟啉;
79. Thus only the species identical to the gas in the PA cell can attenuate the initial photoacoustic signal.This signal variation indicates the presence of CO.
因此，只有与光声腔中气体一致的成分才能减弱初始光声信号，而信号变化代表了CO的存在。
80. PRINCIPLE AND CHARACTERISTICS OF PHOTOACOUSTIC RAMAN EFFECT IN SOLIDS
固体中光声喇曼效应的原理特性分析
