The sawtooth pattern visible on the trailing edges of some jet engine nozzles are the chevrons, and NASA explains that they help to smoothen the mixing of air from the engine core with cooler air ...

This paper introduces a novel low-frequency torque harmonic minimization optimal pulse pattern (OPP-THM) method, designed to directly minimize torque harmonics in PMSMs, rather than solely focusing on ...

Researchers from UCSF are leading an effort to find out which pulse oximeters work equally well on all skin colors. NBC News' Erika Edwards reports.Jan. 19, 2025 ...

The Pulse Cipher follows in the footsteps of the Sky Cipher and Ghost Cipher, offering users a look at the device’s inner workings thanks to its transparent shell at the front of the controller.

More info. I can’t believe I’m about to say this, but that crazy Arc Pulse thing we shared a few weeks ago for the Pixel 9 series has completely won me over. The price might still be crazy for ...

This is a considerable challenge for Current Vector Control (CVC). This research proposes deadbeat flux trajectory control (DBFC) integrating synchronous optimal pulse pattern (OPP) to maximize the ...

But her request for supplemental oxygen while hospitalized was denied, Starr said, because readings from a pulse oximeter on her finger falsely indicated that she was getting plenty of air on her own.

The doctors and nurses didn’t believe Tomisa Starr was having trouble breathing. Two years ago, Starr, 61, of Sacramento, California, was in the hospital for a spike in her blood pressure.

Do you dream of creating your own clothes or home decor but have a fear of complex patterns and intricate designs holding you back? This helpful list of 38 simple sewing patterns is your magic key to ...