A new photoacoustic/photothermal device for real-time materials evaluation: An automated means for performing transient grating experiments

被引:17
作者
Rogers, JA [1 ]
Nelson, KA [1 ]
机构
[1] MIT, DEPT CHEM, CAMBRIDGE, MA 02139 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/0921-4526(95)00812-8
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Recently, a laser-based ultrasonic method known as impulsive stimulated thermal scattering has been developed for rapid, noninvasive noncontact in situ evaluation of thin films and multilayer assemblies. Here we summarize the capabilities of this technique and describe an industrially viable analytical instrument based on this technology.
引用
收藏
页码:562 / 564
页数:3
相关论文
共 13 条
[1]  
DHAR L, 1995, J APPL PHYS, V77, P1
[2]   REAL-TIME OPTICAL CHARACTERIZATION OF SURFACE ACOUSTIC MODES OF POLYIMIDE THIN-FILM COATINGS [J].
DUGGAL, AR ;
ROGERS, JA ;
NELSON, KA .
JOURNAL OF APPLIED PHYSICS, 1992, 72 (07) :2823-2839
[3]  
Eichler H.J., 1986, Laser-Induced Dynamic Gratings
[5]   ULTRASONIC WAVE-PROPAGATION AND BARRIER-LIMITED HEAT-FLOW IN THIN-FILMS OF YBA2CU3O7-X [J].
MARSHALL, CD ;
FISHMAN, IM ;
FAYER, MD .
PHYSICAL REVIEW B, 1991, 43 (04) :2696-2699
[6]   THERMAL-DIFFUSION, INTERFACIAL THERMAL BARRIER, AND ULTRASONIC PROPAGATION IN YBA2CU3O7-X THIN-FILMS - SURFACE-SELECTIVE TRANSIENT-GRATING EXPERIMENTS [J].
MARSHALL, CD ;
FISHMAN, IM ;
DORFMAN, RC ;
EOM, CB ;
FAYER, MD .
PHYSICAL REVIEW B, 1992, 45 (17) :10009-10021
[7]   ELASTIC-MODULUS AND INPLANE THERMAL-DIFFUSIVITY MEASUREMENTS IN THIN POLYIMIDE FILMS USING SYMMETRY-SELECTIVE REAL-TIME IMPULSIVE STIMULATED THERMAL SCATTERING [J].
ROGERS, JA ;
YANG, Y ;
NELSON, KA .
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, 1994, 58 (05) :523-534
[8]   NONCONTACT DETERMINATION OF TRANSVERSE ISOTROPIC ELASTIC-MODULI IN POLYIMIDE THIN-FILMS USING A LASER-BASED ULTRASONIC METHOD [J].
ROGERS, JA ;
DHAR, L ;
NELSON, KA .
APPLIED PHYSICS LETTERS, 1994, 65 (03) :312-314
[9]   STUDY OF LAMB ACOUSTIC WAVE-GUIDE MODES IN UNSUPPORTED POLYIMIDE THIN-FILMS USING REAL-TIME IMPULSIVE STIMULATED THERMAL SCATTERING [J].
ROGERS, JA ;
NELSON, KA .
JOURNAL OF APPLIED PHYSICS, 1994, 75 (03) :1534-1556
[10]  
ROGERS JA, IN PRESS IEEE T UFFC