A project at Penn State University and China's Hebei University of Technology has now developed a wearable sensor able to ...

A case in point is this super-low-cost RF power sensor that [Tech Minds (M0DQW)] recently built. It’s based on a design by [DL5NEG] that uses a single Schottky diode and a handful of passive ...

Recent interest in a simple low cost temperature controller to maintain ... Utilizing a precision highly stable platinum RTD as the feedback sensor, this inexpensive controller will display ...

[Strange.rand] has dropped into the low-power rabbit hole, and is designing a low-cost ... the sensor node is an ATMega 328P microcontroller running at 4Mhz, RFM69 radio transceiver, I2C ...

Glasgow researchers develop recyclable temperature sensors from carbon-loaded polymers, eliminating need for semiconductors in wireless monitoring applications ...

which results in enhanced respiratory cost per molecule of fixed nitrogen at low temperature. We tested these hypotheses in laboratory experiments with the unicellular cyanobacterium Cyanothece sp.

low cost and high sensitivity, which has attracted intensive interest. However, the fiber-based magnetic field sensor is ...