Elemental composition of reactively sputtered indium nitride thin films

被引:31
作者
Kumar, S [1 ]
Motlan, LM [1 ]
Tansley, TL [1 ]
机构
[1] MACQUARIE UNIV, DEPT PHYS, SEMICOND SCI & TECHNOL LABS, SYDNEY, NSW 2109, AUSTRALIA
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS | 1996年 / 35卷 / 4A期
关键词
InN thin films; reactive sputtering; elemental composition; XPS; RBS;
D O I
10.1143/JJAP.35.2261
中图分类号
O59 [应用物理学];
学科分类号
摘要
Indium nitride (InN) thin films have been grown on a variety of substrates using low-temperature radio frequency reactive sputtering of indium metal in pure nitrogen plasma. Quantitative compositional analyses of the films, carried out using X-ray photoelectron spectroscopy (XPS) and Rutherford backscattering spectrometry (RBS), suggest that large amounts of oxygen are present in them. The high concentration of oxygen in our films is attributed to the voided microstructure as revealed by cross-sectional scanning electron microscopy. The XPS studies also suggest that the oxygen incorporated into the films is bonded to nitrogen.
引用
收藏
页码:2261 / 2265
页数:5
相关论文
共 10 条
[1]   DEPOSITION OF INDIUM NITRIDE BY LOW-ENERGY MODULATED INDIUM AND NITROGEN ION-BEAMS [J].
BELLO, I ;
LAU, WM ;
LAWSON, RPW ;
FOO, KK .
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A-VACUUM SURFACES AND FILMS, 1992, 10 (04) :1642-1646
[2]  
*C EV ASS, 1992, HYPRA RBS SOFTW US M, P68
[3]   X-RAY PHOTOELECTRON SPECTROSCOPIC OBSERVATION OF NITROGEN-CONTAINING GASES ADSORBED AT HIGH-PRESSURES ON SOME TRANSITION-METALS [J].
HONDA, F ;
HIROKAWA, K .
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA, 1977, 10 (02) :125-136
[4]   LOW-TEMPERATURE SYNTHESIS OF ALUMINUM NITRIDE FILM BY HCD-TYPE ION PLATING [J].
KISHI, M ;
SUZUKI, M ;
OGAWA, K .
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, 1992, 31 (04) :1153-1159
[5]  
MATSUOKA T, 1990, INST PHYS CONF SER, P141
[6]  
MOULDER JF, 1992, HDB XRAY PHOTOELECHT
[7]   MECHANISMS OF REACTIVE SPUTTERING OF INDIUM .2. GROWTH OF INDIUM OXYNITRIDE IN MIXED N2-O2 DISCHARGES [J].
NATARAJAN, BR ;
ELTOUKHY, AH ;
GREENE, JE ;
BARR, TL .
THIN SOLID FILMS, 1980, 69 (02) :217-227
[8]  
Pauling L, 1967, NATURE CHEM BOND
[9]   GAN, AIN, AND INN - A REVIEW [J].
STRITE, S ;
MORKOC, H .
JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B, 1992, 10 (04) :1237-1266
[10]   ELECTRON-MOBILITY IN INDIUM NITRIDE [J].
TANSLEY, TL ;
FOLEY, CP .
ELECTRONICS LETTERS, 1984, 20 (25-2) :1066-1068