Specialise Instruments

PRODUCTS

CODED EXCITATION FOR IR-NDT OF CFRP

	·	ATOMIC LAYER DEPOSITION
	·	CCD, EMCCD,ICCD SPECTROGRAPHS
	·	CRYOGENIC PROBE STATIONS
	·	CRYOGENICS AND MAGNETS
	·	CW Ti-SAPPHIRE AND DYE LASER
	·	ELECTRON AND ION DETECTORS
	·	FAST FRAME RATE ICCD
	·	GAS LASERS
	·	HIGH SPEED VIDEO CAMERA
	·	INFRARED SYSTEMS
	·	LN COOLED CCD
	·	MAGNETIC AND PHYSICAL PROPERTY MEASUREMENT
	·	NANOLITHOGRAPHY
	·	NANOPOSITIONING, MICROSCOPY, CRYOGENICS
	·	OPO OPTICAL PARAMETRIC OSCILLATOR
	·	PULSED LASERS
	·	SAM SCANNING ACOUSTO OPTIC MICROSCOPE
	·	SPECTRORADIOMETERS
	·	SPM SCANNING PROBE (LOW TEMPERATURE AND ROOM TEMPERATURE) MICROSCOPE
	·	SURFACE SCIENCE INSTRUMENTS
	·	THIN FILM DEPOSITION SYSTEMS
	·	VSM VIBRATION SAMPLE MAGNETOMETER
	·	WAVEMETERS
	·	XRD XRAY DIFFRACTOMETERS

(a) Seven bit Barker coded excitation used for experimentation. (b) Back and side view of experimental CFRP sample (dimension in cm).

(Color online) (a) Correlation image obtained at 8.5 s. (b) Phase image obtained at 0.014 Hz.

Comparison of SNR of the defects in correlation and phase images.

(a) Enlarged view of the peaks of correlation profiles (of inset) obtained with centres of defects of 1.6 cm diameter the CFRP sample.
(b) Enlarged view of the peaks of correlation profiles (of inset) obtained with centres of defects of 1.5 cm diameter the CFRP sample.
(c) Depth profilometric illustration of peak delay with defects of diameter 1.6 cm.
(d) Depth profilometric illustration of peak delay with defects of diameter 1.5 cm.

COURTESY: IRIL, E&CE Research Group, PDPM-IIITDM, Jabalpur