Abstract: We present a simulation of an ultrasonic transducer element with piezoelectric and electrostatic transduction combined and with two bending plates. It combines the high SPL of a ...

Northwest Plumbing, Heating & AC, a Quad Cities service provider since 1923, announces expanded technical capabilities and enhanced training protocols for its heating division as the region enters ...

The University of Maryland is planning to install air conditioning to at least two more dorms in the coming years, interim director of residential facilities John Blackwood told RHA during a town hall ...

The BW138AC-5 Combination Roller from BOMAG features a traditional vibratory steel drum in the front and four smooth pneumatic tires at the rear. This “combination” delivers added material ...

For more than 150 years, the Binford House has stood in all its grandeur at 110 N. Second Ave in Marshalltown. But like any home, it requires functional heating, ventilation and cooling systems, which ...

Combination immunotherapy treatment significantly improves disease-free survival following surgery in patients with the most common type of kidney cancer, according to new research. Results from the ...

Every year, The ACHR NEWS introduces the latest heating equipment that is available for the upcoming winter season. Our intent is to help contractors prepare for this busy period by doing the research ...