Structure and Composition of Ba-W-Ti-O Ceramics Interface Regions Formed at Ultrasonic Vibration

Table 3

The Ti: Ba: W ratio (at.%) in the bulk (XRD data) and interface regions (XPS) of the ceramics investigated.

Specimen	Method	Ti: Ba: W
1	XRD	94.0: 22.0: 1
	XPS	7.1: 2.7: 1
2	XRD	31.0: 8.0: 1
	XPS	7.5: 2.2: 1
3	XRD	30.0: 8.0: 1
	XPS	6.0: 2.5: 1
4	XRD	23.0: 6.0: 1
	XPS	5.3: 1.8: 1
5	XRD	38.0: 10.0: 1
	XPS	5.3: 2.8: 1
6	XRD	30.0: 8.0: 1
	XPS	6.6: 1.3: 1