Facilities
Micro Raman Spectrometer Coupled with Four Probe Surface Probe Microscopy
Raman Spectrometer
- Micro-Raman Spectrometer (Renishaw inVia)
- Excitations 325, 488, 514.5 and 785 nm
- Detection Limit 200-1700 nm Raman Imaging for 100 nm resolution (Point Source : Slow Scan) and 600 nm resolution (Line Source : Fast Scan)
- Temperature 77-600 K on Raman Stage (LN2 Cooled)
Surface Probe Microscopy (SPM)
- Four Probe with Independent Tuning Fork Feed Back ( MV4000, Nanonics, Israel)
- One probe with Beam Bounce Feed Back
- Max Scanning Range 150x150x150 micrometer
- Tip Enhance Raman Spectroscopy (TERS)
- Near-Field Scanning Optical Microscopy with Single Photon Detector
- Conductance Mapping, Kelvin Probe Microscopy, Magnetic Force Microscopy
- Thermal Scanning
- Nanoindentation
- Nano-delivery (Gas, Liquid)
- 1E-7 mbar (ion pump and Turbo pump)
- Temperature -25-300 oC on SPM Stage (Thermoelectric Cooled)
CVD Chamber for Vapour-Liquid-Solid Growth
CVD Chamber for Vapour-Liquid-Solid Growth
- MFC controlled Gas Injection Port.
- Pressure : 0.001-1200 mBar (Strain Gauge Sensor) Max.
- Temperature 1473 K
Three Zone Tube Furnace
Three Zone Tube Furnace
- (80 O.D x 74 ID. x 1400 L) mm fused quartz tube;
- Max. Temperature 1475 K;
- Three zones: (660mm in total), each zone 220mm heating length
Thermal Evaporation Unit
Thermal Evaporation Unit
- Resistive Heating
- Diffusion pump backed by rotary pump
- Digital Thickness Monitor
- Chamber Vacuum 1 x 10-6
Double Barrier LB trough
Double Barrier LB trough
Used for monolayer and multilayer deposition of organic tailored thin films for microelectronics, sensor applications.
Exposure Facility for Gas Sensing (EFGS)
Exposure Facility for Gas Sensing (EFGS)
- Resistance based Gas Sensor Studies
- Indigenously designed
- Sensors in various forms can be tested (nanostructures, thin films, thick films, devices etc)
- Testing upto 600 oC in dynamic mode
- MFC based gas switching facility controlled through PLC circuitry
- Upto 6 gas flows can be flown simultaneously with completely electro-pneumatic opening/closing of valves
- Automated data acquisition (resistance, RGA profiles)
Exposure Facility for Chemical Sensing
Exposure Facility for Chemical Sensing
- Resistance/capacitive based Chemical Sensor Studies
- Indigenous designed
- Sensors in various forms can be tested (nanostructures, thin films, thick films, devices etc)
- Testing upto 400 oC in static mode
Micro Probe Station for Optoelectronic Measurements
Micro Probe Station for Optoelectronic Measurements