AEROSOL JET ETCHING

被引:4
作者
CHEN, YL [1 ]
BROCK, JR [1 ]
TRACHTENBERG, I [1 ]
机构
[1] UNIV TEXAS,DEPT CHEM ENGN,AUSTIN,TX 78712
基金
美国国家科学基金会;
关键词
D O I
10.1080/02786829008959397
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
A new etching technology, termed aerosol jet etching (AJE), has been successfully demonstrated and investigated to determine its suitability for microelectronics applications. This technology combines the excellent selectivity of wet chemical etching, the anisotropy of dry etching techniques, and low chemical usage. Experimental results and theoretical interpretations are given for patterned hydrofluoric acid etching of silicon dioxide layers on silicon. The effects of various operating parameters on etch rate, etched surface morphology, side wall profile, and anisotropy are described. These results are used to propose optimum operating conditions for AJE. Also, some unusual surface structures formed under certain conditions during AJE are-described. © 1990 Elsevier Science Publishing Co., Inc.
引用
收藏
页码:842 / 855
页数:14
相关论文
共 14 条
[1]  
[Anonymous], 1974, HOMOGENEOUS NUCL THE
[2]   HIGH-VELOCITY INERTIAL IMPACTORS [J].
BISWAS, P ;
FLAGAN, RC .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1984, 18 (08) :611-616
[3]   CONDENSATION AEROSOL FORMATION AND GROWTH IN A LAMINAR COAXIAL JET - EXPERIMENTAL [J].
BROCK, JR ;
KUHN, PJ ;
ZEHAVI, D .
JOURNAL OF AEROSOL SCIENCE, 1986, 17 (01) :11-22
[4]   AEROSOL JET ETCHING OF FINE PATTERNS [J].
CHEN, YL ;
BROCK, JR ;
TRACHTENBERG, I .
APPLIED PHYSICS LETTERS, 1987, 51 (26) :2203-2205
[5]  
Friedlander SK, 1977, SMOKE DUST HAZE
[6]  
HIDY GM, 1971, DYNAMICS AEROCOLLOID
[7]   STUDY OF DISSOLUTION OF SIO2 IN ACIDIC FLUORIDE SOLUTIONS [J].
JUDGE, JS .
JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1971, 118 (11) :1772-&
[8]   VIRTUAL IMPACTORS - A THEORETICAL-STUDY [J].
MARPLE, VA ;
CHIEN, CM .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1980, 14 (08) :976-985
[9]   CHARACTERISTICS OF LAMINAR JET IMPACTORS [J].
MARPLE, VA ;
LIU, BYH .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1974, 8 (07) :648-654
[10]   IMPACTION FROM RECTANGULAR JETS [J].
MERCER, TT ;
CHOW, HY .
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1968, 27 (01) :75-&