A southbound Sounder train navigates the old trestle adjacent to the new one under construction near Tacoma Dome station. The $161 million project to replace the trestle includes signal upgrades ...

Abstract: This paper is a review of the properties of the more important piezoelectric materials. Section I discusses the basic principles of the phenomena of piezoelectricity and elasticity from the ...

Traffic Lab is a Seattle Times project that digs into the region’s transportation issues to explore the policies and politics that determine how we get around and how billions of dollars in ...

Abstract: Due to the susceptibility of piezoelectric hydrophones to low-frequency noise when operating underwater, their detection accuracy and efficiency are often compromised. To address this issue, ...

PAM8904EV、PAM8904 EB41AA 评估板专为评估 PAM8904 而设计。 PAM8904 是一款用于压电发声器的具有多模式电荷泵的开关驱动器。它可以通过 3V 电源驱动高达 18Vpp 的输出。为了调节压电发声器的音量，电荷泵可以在 1x、2x 或 3x 模式下运行。 PAM8904具有自动待机功能，非常 ...

Biophysical methods are techniques to study the structure, properties, dynamics or function of biomolecules at an atomic or molecular level. They encompass a range of techniques including ...

Editor’s note: This article discusses suicide. If you or people you know are at risk of self-harm, call or text 988 to reach the Suicide & Crisis Lifeline for 24-hour support. The North Slope ...