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Results 61 - 70 of 127 for Magnetic field
  • Metal Detectors
    Article - 4 Nov 2013
    Metal detectors are portable electronic devices used for detecting the presence of any metal close by. They operate by sensing changes in magnetic waves caused by metal. The metal objects can be...
  • What is a Gravimeter?
    Article - 5 Jun 2015
    As the Earth is not a perfect sphere, its gravitational field strength fluctuates across its surface. Changes in topography, elevation, latitude, and subterranean density can affect the force of...
  • Microphone – Sound Sensor
    Article - 28 Jun 2013
    A microphone is an acoustic to electric transducer or sensor that detects sound signal and converts them into an electrical signal. This conversion is relatively direct and the electrical vibration...
  • Sensor Technology in NASA's Curiosity Rover
    Article - 3 Jan 2013
    Curiosity Rover's sensor technology, led by Dr. Vasavada, is key to studying Mars' atmosphere and geology, offering data crucial for future missions.
  • Advanced Materials for Energy Harvesting
    Article - 8 May 2025
    From 2D materials to self-healing systems, here’s how advanced materials are reshaping how we capture and use ambient energy.
  • Drones Are Going Greener: How Energy Harvesting is Powering the Future of Flight
    Article - 1 May 2025
    Discover how energy harvesting technologies are extending UAV flight times, powering advanced sensors, and enabling fully autonomous drone operations across industries.
  • Ultra-Low Power Sensing: Energy-Efficient Solutions for Remote and Wearable Devices
    Article - 16 Jan 2025
    With ultra-low power sensing, devices like fitness trackers and environmental sensors achieve extended battery life, driving innovation in various fields.
  • What Are Wearable Sensors?
    Article - 21 Oct 2024
    Advancements in wearable sensors facilitate real-time health monitoring, integrating sophisticated technologies for improved healthcare and lifestyle tracking.
  • Wearables and the Surgical Revolution
    Article - 7 May 2024
    This article explores the transformative impact of wearable technology on surgical procedures, from pre-operative optimization to post-operative recovery. It delves into recent advancements such as...
  • Using Sensors to Ensure Accuracy in EEGs
    Article - 11 Sep 2023
    Electroencephalography (EEGs) involves the use of multiple sensors to measure and record brain activity. This article will explore the different types of sensors used in EEG devices and their...

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