Abstract: In this study, the feasibility for simultaneous PET and SPECT dual-tracer small animal imaging is investigated. A custom-made PET/SPECT imaging system was modeled in this simulation study.

Abstract: In this paper, semiconductor laser beam collimation lenses system which can be used in space laser communication has been optimum simulated and designed. Some new design methods based on the ...

“Transform your smile, transform your life!” Experience the confidence and happiness that comes with healthy teeth and a radiant smile. Dr. Amanda Sindledecker provides expert care that empowers you ...

The article presents *Astronomy magazine's* 15th annual selection of 35 "Star Products," curated to highlight innovative and practical gear for amateur astronomers. The compilation encompasses a ...

NASA's Psyche has set a new benchmark for space communications. It's a triumph for NASA's Deep Space Optical Communications (DSOC) technology test, which has been underway since the asteroid-bound ...

Four Mexican men living in the U.S. illegally were arrested in Portland, after federal officials said they pointed a laser at a Customs and Border Protection (CBP) helicopter, endangering the pilot, ...

A drone and missile-killer laser weapon developed by Beijing for deployment on ships is more powerful than its counterparts in the United States, according to claims by a Chinese military magazine.

Federal immigration officers detained four people, including one alleged to have aimed a green laser at a government helicopter circling the ICE building in South Portland over the weekend, the FBI ...

Part of the mattress brand’s core collection, the Helix Sunset is built for side sleepers and people who toss and turn. Its multiple layers of responsive foam on a wrapped-coil base are supportive and ...