Quazar Technologies Pvt. Ltd. Sarvpriya Vihar, Delhi

XPLORE Physical Quantities Measurement System (PQMS) is an easy-to-use, versatile system for acquiring experimental plots of magnetic ac susceptibility and electrical resistance of your sample as a function of temperature in the range of 80-450K.     Temperature Controlled Environment Cryostat with double-walled insulation for improved temperature control Temperature Range: 80-450K Temperature Stability: ±0.1K     Magnetic Susceptibility Measurement Non-magnetic primary & secondary windings Enhanced sensitivity through excellent compensation In-phase & 90° out-of-phase measurement     Electrical Resistivity Measurement Four-Probe Insert designed for easy mounting of sample Automatic cancellation of thermal voltages by current reversal (Δ-mode) for enhanced accuracy Current and voltage ranges designed for resistances ranging over 17 orders of magnitude     Software Package User-selectable temperature, current, and voltage sweep rates Real time measurement, display, and recording of physical parameter values Online plotting of R vs T, I vs V and χac vs T data

nanoETCHTM Tip Fabrication Unit : The quality of images obtained, using an STM, is critically dependent on the nature of the probing tip. The nanoETCH unit is used for preparation of tungsten tips by electro-chemical etching process.

Complete Toolkit with: 10 threaded sample discs, 2 sample keys, Conducting Silver-Paste, Tip-Holding Tweezers, Wire-Cutters etc.

STM Tip Wire : Tungsten (0.25 mm diameter) Pt-80%/Ir-20% (0.25 mm diameter)

Grade : V1 Muscovite Mica

Size : 30mm x 20mm x 1mm

nanoREVTM Vacuum STM operates in vacuum ranging from ambient down to 10-3 mbars. Vibration free pumping during the scans is done using sorption pump dipped in liquid nitrogen.     Take a look at the critical specifications of nanoREVTM Vacuum STM. Small chamber footprint – just 25cm ! Viewing window for tip-sample junction. Two additional blanked-out KF-25 ports. Fitted with vacuum-release (vent) valve. All vibration isolation inside the chamber.   SiM – Advanced data acquisition analysis software. 3D-rendering of STM images. Line Profile extraction. Data exported to standard formats like ASCII, jpg, png etc.   Elegant installation – No additional vibration isolation required at all. Swift and easy tip and sample changes. Tunneling Current and Feedback voltage signal output for CRO monitoring.   Visit the fascinating  nanoREVTM STM Image Gallery to have a glimpse of the nanoscale realm revealed by it. Also check out the HowTo Videos to see nanoREVTM STM in action.

nanoREVTM is an ambient air STM which opens out the fascinating nano-world right on to your table-top. It comes with a superb combination of ease-of-use and a high-level of sophistication, making it a ready-to-use instrument both for the beginners and the experts in the field of probe microscopy.   Take a look at the critical specifications of nanoREVTM Ambient Air STM. Scan Area from atomic resolution upto 3.8μm x 3.8μm. Min resolution : 6pm I-V Spectroscopy with Sample Bias ranging from -10V to +10V. Piezoelectric Approach Mechanism. Small Vibration Isolation Platform footprint : 17cm x 17cm.   SiM – Advanced data acquisition analysis software. 3D-rendering of STM images. Line Profile extraction. Data exported to standard formats like ASCII, jpg, png etc.     Elegant installation – No additional vibration isolation required at all. Swift and easy tip and sample changes. Tunneling Current and Feedback voltage signal output for CRO monitoring.     Why nanoREV? Expertise and experience In the field of mechanics, vibration isolation, piezo-sensors, feedback-control, high voltage power supplies and amplifiers, data-acquisition software etc. to accelerate   nano-technology and related research and development. Experience of the team involved ensures time-bound, effective and optimal solutions to the challenges posed. Zero Downtime Our service and support system is targeted to maintain seamless operation of the STM facility. The updates, enhancements and replacements are made immediately with ensuring its uninterrupted usage. Customization and regular updates It much more than just an STM, its a sustained relationship with us in building and enhancing the technology, which is an outcome of the quest for further exploration and improvement. The feedbacks of our users have consistently improved and enhanced the whole system.  We are committed to keep the hardware and software updated at the user end.      

Sample Mounting Discs : Electroplated MS discs (10 mm diameter) Threaded Sample Discs

GC772x series of Gas/Liquid Chromatographs precisely separates the constituents present in an injected gas/liquid sample. Along with WinQCDS – Quazar Chromatography Data Acquisition-Analysis Software, it becomes really a very versatile, user-friendly and a powerful chemical analysis tool.   Take a look at the critical specifications of GC772x series of Gas/Liquid Chromatographs. Oven temperature range 2oC above ambient to 450oC. Temperature stability 0.03oC. Minimum detectable limit less than 5 pg of carbon as ethylene using N2 carrier. Linear dynamic range 107.     WinQCDS 9.0 an advanced instrument Control and Data Analysis Software. Versatile peak detection & editing tools. Bunching, Savitsky-Golay & Adaptive Filtering for noise reduction. Precise area calculations algorithms.     Choice of split-less and/or split injectors. Rapid auto cooling of oven without door opening. Auto flame out protection. State of the art electro-pneumatic flow control. EPC pressure stability 0.005 psi. EPC flow stability 0.005 ml/min.

We supply and fabricate various samples used frequently while using the STMs. Kindly  Contact us for getting any of the items listed below.  

  QDA Series Data Acquisition Systems are multi-channel (upto 64), high-speed systems, available with a wide variety of signal conditioners to to suit any application. They are currently being used in various fields such as monitoring health of civil structures, acoustic and vibration sensing and many more.

Quick Drying (< 1 min) No adhesive properties.

Chromatography Data Acquisition Systems or DAta STAtions series  DASTA 710/720 is a stand-alone, high accuracy, micro-controller-based digital micro- voltmeter, which can be interfaced through the PC’s RS232 (serial) port. It comes with its own chromatograph plotting and analysis software WinQCDS.   DASTA is a Chromatography Data Acquisition System, which can be coupled to any GC/HPLC a computer via a serial RS232 link. Special features of DASTA Series :  Data Acquisition Parameters Single and dual channel configurations. Programmable sampling rate : 50Hz, 10Hz and 2Hz. Programmable input voltage ranges : 10V, 5V, 2.5V & 1.5V.    Precision Performance Hardware High precision 24-bit ADCs. Configurable on-board digital filters for each channel.      Chromatography Data Analysis Software Versatile peak-editing tools. Precise measurement of areas. Automatic detection of both positive & negative peaks.      Advanced Features   Auto-ranging facility available on each channel. Relative reading facility for each channel with offset nulling. “Save Configurations” & “Recall Configurations” options.

Weight : 3.7 kg

QrystalTM is a research grade chemical vapour deposition system, with 12 independent temperature zones, each capable of reaching temperatures upto 1150 °C. It has an inbuilt precision mass flow controller allowing controlled injection of upto 4 gases. A back pressure regulator allows a fixed controlled pressure to be maintained throughout the deposition chamber.   Furnace : QBAKE-1100-3 Independent Heating Zones : 12 Maximum Temperature : 1150 °C for transient, 1100 °C for continuous operation Uniform Temperature Zone Length : 200 mm Temperature Uniformity : Better than ±5 °C within a zone Heater Wire Material : Kanthal Process Tube Material : Quartz Process Tube Diameter : ID = 45 mm, OD = 48 mm Embedded Temperature Sensor : K-type Thermocouple Temperature Controller : TCON-12 Sensor Channels : 16 Sensor Type : K-type Thermocouple (or PT100) Independent Control Loops : 12 Control Algorithm : Floating Point P-I-D Temperature Stability : Better than 0.1 °C PID Auto-tune : Yes Heater Drive : 220V, 50 Hz Vacuum System : VAC-10E-2 Pump Type : 2-stage, Rotary Pump Pump Throughput : 15 m3/hour Ultimate Vacuum : 10m-3 mBar Vacuum Sensor : Pirani Gauge and ±15 psi tube pressure sensor mounted at the end of the quartz tube Chamber Isolation : Butterfly Valve Mass Flow Controller : MF02 Number of Channels : 4 Channel 1, 2 : 0-1000 sccm Auxilliary Valves : 2/channel, one in series for true shutoff, one in parallel for flushing Flow Stability : Better than 0.1% of full scale

Appearance :  Silvery grey, layered