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DATTATRAYA VHATKAR

Research

Instrumentation built to leave the lab

Thirty-four funded projects spanning agrionics, microwave-absorbing nanomaterials, and biomechanics, engineered with field deployment, not publication alone, as the goal.

Focus Areas

Where the work concentrates

Agrionics & Sensor Instrumentation

Sensor and electronics design for pre- and post-harvest technologies: moisture, disease, and crop-growth measurement systems built for field conditions.

Microwave-Absorbing Nanomaterials

Ferrite and nanocomposite materials engineered for X-band microwave absorption, developed with PhD scholars across multiple funded studies.

Prosthetics & Biomechanics

Mechanism design for low-cost prosthetic hands and human gait dynamics, bridging electronics with rehabilitation robotics.

Electrostatic Systems

Electrostatic spraying, disinfection, and dust-mitigation technologies taken from lab prototype through to licensed, commercialized products.

Funded Projects

Flagship projects as Principal Investigator & coordinator

Hand-Held Moisture Meter for Made Tea

Principal Investigator · DST, Govt. of India

Patch-antenna based moisture analysis for tea samples: electronics hardware, antenna design, embedded software, and lab-to-field prototyping.

Early Warning System for Plant Protection & Pest Control

Principal Investigator · 2014–2017 · CSIR SUPRA

Sensor interfacing, data logging and field-scale disease forecasting for medicinal crops, with field trials run in collaboration with agricultural universities.

Sensors & Instrumentation for Crop Growth (Photosynthesis)

Principal Investigator · CSIR SUPRA

Temperature, humidity and CO₂-scrubber sensor interfacing with a custom leaf-sample holder for photosynthesis data collection and analysis.

Moisture Probe for Oil Seeds & Pulses

Principal Investigator · Dept. of Vanaspati & Vegetables, Govt. of India

Resistivity-based moisture sensing interfaced to a microcontroller, validated at Khandelia Oil Mills, Chandigarh.

Indigenized Lyophiliser for Preservation of Indian Fruits & Vegetables

Co-Principal Investigator / Nodal Officer, ANB Mission · 2018–2020 · CSIR Agri-Nutri Biotech (ANB) Mission

Electronics for chamber temperature and humidity measurement and control in a lyophilisation system for food preservation.

Smart Agro-Informatics & Green IoT for Agriculture-4.0 (SAGITA)

Coordinator / Team Member · CSIR ANB Mission

Soil temperature and water-mark humidity sensor networks with field installation, built toward IoT-enabled precision agriculture.

Mobile Soil-Sensing System & Digital Spatial Repository

Team Member · CSIR ANB Mission

Fusion of proximity soil sensors with geo-statistics modelling for precision agriculture mapping.

Customized Flow Hive for Wax-Free Honey Extraction

Program Coordinator / Nodal Officer · 2018–2020 · CSIR ANB Mission

Lab prototyping and validation of a wax-free honey extraction mechanism.

Design & Development of Bamboo Composite Structures

Team Member · 2018–2020 · CSIR ANB Mission

Joint design and testing for bamboo and composite structural sections.

Electrostatic Spraying Technology: Facility Creation

Team Member / Administrative Role · CSIR OLP

High-voltage electronic and electrical test facility supporting electrostatic spraying R&D.

River Water Quality Index Monitoring via Machine Learning

Team Member

Photosynthesis-index electronics feeding a machine-learning water-quality model.

Electrostatic Nozzle for Agricultural Applications

Team Lead Support (HoD) · SERB, DST

Testing and technology-transfer negotiation for an agricultural electrostatic nozzle.

Customized Coconut Harvesting Machine

Team Member · DST

Climb-mechanism electronics using brushless DC motors for automated coconut harvesting.

Technologies

Developed as Principal Investigator

  • Controlled Storage Atmosphere for Fruits and Vegetables
  • Sensors and Instrumentation for Crop Growth (Photosynthesis)
  • Early Warning System for Plant Protection and Pest Control
  • Indigenized Lyophiliser for Preservation of Indian Fruits and Vegetables
  • Customized Flow Hive for Quality Honey Extraction
  • Smart Agro-Informatics and Green IoT for Agriculture-4.0 (SAGITA)

Prototypes

Taken to working prototype

  • Sensor and Instrumentation for Crop Growth (Photosynthesis)
  • Controlled Storage for Fruits and Vegetables
  • Digital Moisture Probe for Grains
  • Hand-Held Moisture Meter for Made Tea
  • Early Warning System for Plant Protection & Pest Control (Kutki)
  • Indigenized Lyophiliser for Preservation of Indian Fruits and Vegetables
  • Customized Flow Hive for Quality Honey Extraction
  • Smart Agro-Informatics and Green IoT for Agriculture-4.0 (SAGITA)

Scale

Research programme at a glance

6

Externally Funded

8

CSIR Projects

20

Departmental Projects

25+

PG Theses Supervised

M.Tech scholars