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    • Variable-Emittance Infrared (IR)-Electrochromic Skins for Spacecraft Thermal Control
    • Infrared (IR)-Electrochromic Skins for Dynamic Camouflage and Related Applications
    • Microwave Remediation (Disposal) of Hazardous (e.g. Medical) Wastes
  • Emerging
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    • Electro-Osmotic Water Vapor Transport Across Membranes
    • Secondary and Primary Li-ion Batteries
    • Voltammetric Electrochemical Gas / Vapor Sensors
    • Voltammetric Electrochemical Sensors
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    • High Contrast Electrochromic Sunglasses & Goggles
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    • AshwinStat1: Field-Portable Analysis Instrument Controllable by Android
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You are here: Home / Emerging Technologies / Voltammetric Electrochemical Gas / Vapor Sensors

Voltammetric Electrochemical Gas / Vapor Sensors

Voltammetric Electrochemical Gas / Vapor Sensors for Chemical Warfare Agents, Toxic Industrial Compounds, Hazardous Chemicals, and Explosives

We are in the process of developing field-portable, hand-held, very inexpensive, voltammetric electrochemical sensors for varied gas/vapor analytes, including chemical warfare agents (CWAs), toxic industrial compounds (TICs), other hazardous vapors and explosives residues.

These will have ppb- or sub-ppb-level detection, good discrimination between similar analytes and interferents, rapid sampling time, very light weight, small size, flexible, rugged construction, very low power and very low cost (< $5 for the sensor, < $350 for the control and display unit). They will be interfaced to an Android cell phone for networking and broadcast of results, or a stand-alone LCD display. For inquiries and more information, please Contact Us.

Ashwin-Ushas VOLTOR™

VOLTOR™ Distribution Statement A: Approved for public release, distribution is unlimited.

VOLTOR™ Coming soon!

VOLTOR™ are voltammetric electrochemical sensors for Toxic Industrial Compounds and Chemical Warfare Agents (TICs /CWAs), designed for the individual warfighter as an inexpensive, rugged, wearable, 3-module sensor system for continuous, real time detection, discrimination and quantification of individual CWA and TIC vapors with ppb level sensitivity. The three modules are:

  1. Detection app on the Android phone reads the signal and identifies and quantifies analytes based on databases stored on the phone. The identified analyte is displayed on the screen along with its concentration. The user is alerted with an optional audio or vibration alert. (<$200, <0.5 lbs, ca. 7 x 14 x 1cm.)
  2. Microcontroller, responsible for interrogating the sensor and sending the signal to the phone, uses two 7.4V rechargeable Li ion batteries for >16 hours of continuous use. (<$300, <2 lbs, ca. 4.5 x 11 x 17cm.)
  3. Disposable sensor with “Fingerprint” detection of analytes so each different analyte appears as distinct voltammetric peaks, much like in an IR spectrum. (<$5, <0.25lbs, ca. 10 x 5 x 1 cm.)
    • The Android device can be connected to a network for remote data monitoring. Command can monitor the development of a threat across the network of VOLTORs tracking where it hits and how it moves.

Developed Technologies

Variable-Emittance Infrared (IR)-Electrochromic Skins for Spacecraft Thermal Control
World leader in variable emittance and related IR-electrochromic materials.

Infrared (IR)-Electrochromic Skins for Dynamic Camouflage and Related Applications
World leader in IR-electrochromic materials and the related variable emittance materials.

Microwave Remediation (Disposal) of Hazardous Medical (e.g. Hospital) Wastes
Highly innovative, green technology for localized, point-of-service medical waste remediation.

Learn More...

Emerging Technologies

Electro-Osmotic Water Vapor Transport Across Membranes for Humidity Removal with Simultaneous Blocking of Hazardous Chemicals, for use in Soldier and Industrial Uniforms in Hazardous Environments
Innovative technology actively pushes out water vapor from inside garment.

Secondary and Primary Li-ion Batteries Based on Unique Ionic Liquid Electrolytes, with Very Wide Operating Temperature, Very Long Shelf Life, Non-Flammability, Radiation Resistance and High Capacity / Power
Originally developed for use in near-space or LEO.

Voltammetric Electrochemical Sensors for Chemical Warfare Agents, Toxic Industrial Compounds, Hazardous Chemicals, Metal Ions and Explosives
Rapid, ppb- or sub-ppb-level detection, good discrimination of interferents, portability, Android cell phone interface.

Learn More...

Electrochromic Sunglasses & Goggles

Best-Performing, Highest Contrast, Fastest Switching, Most Practical, and Inexpensive Electrochromic Sunglasses and Goggles to Date. Automatically Switching Based on Ambient Light
Switch in less than 2 seconds. Automatically adjust to ambient light. Work indoors and in cars. Li battery rarely needs recharging. Available with prescription inserts.

Learn More...

Electrochemical Instrumentation

AshwinStat1: Inexpensive, All-in-One Potentiostat / Galvanostat, Teaching Potentiostat and Field-Portable Analysis Instrument Controllable by Android Cell Phone, with Wide Current Range
Very wide current range. Electrochemical Impedance Spectroscopy (EIS) and AC Voltammetry capabilities. Coming soon.

Learn More...

Developed Technologies

  • Variable-Emittance Infrared (IR)-Electrochromic Skins for Spacecraft Thermal Control
  • Infrared (IR)-Electrochromic Skins for Dynamic Camouflage and Related Applications
  • Microwave Remediation (Disposal) of Hazardous (e.g. Medical) Wastes

Emerging Technologies

  • Electro-Osmotic Water Vapor Transport Across Membranes
  • Secondary and Primary Li-ion Batteries
  • Voltammetric Electrochemical Gas / Vapor Sensors
  • Voltammetric Electrochemical Sensors

Electrochromic Sunglasses & Goggles

  • High Contrast Electrochromic Sunglasses & Goggles

Electrochemical Instrumentation

  • AshwinStat1: Field-Portable Analysis Instrument Controllable by Android

About Ashwin-Ushas

  • Developer of advanced technologies in the defense, aerospace, space, materials, and environmental fields.
ASHWIN-USHAS CORPORATION
2 Timber Lane, Unit 301
Marlboro, NJ 07746-1443, USA
Phone +1 732-739-1122
Fax +1 732-739-1133
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