Abstract: In this paper we demonstrate the transformation of optical barcode into UHF RFID tag, which makes the barcode readable by both an RFID reader and an optical reader. The designed structure is ...

Scientists themselves might benefit from reading Scientific American! In the July/August 2025 issue, there are two Advances ...

SPhotonix is working towards commercializing its 5D optical "memory crystal" technology that uses lasers to write nanoscale data into durable fused‑silica glass. One 5‑inch disc can hold 360TB. The ...

UK-based startup SPhotonix was formed in 2024 to commercialize what's known as 5D optical data storage, often referred to as "memory crystals." Essentially, the technique encodes ...

Abstract: An optimized optical reader was developed for quantitative fluorescence detection of lateral flow immunoassay in point-of-care test (POCT). Different from existing readers for qualitative ...

Founded in 2003, California-based eyewear retailer Zenni Optical offers more than 4,000 glasses and sunglasses designs, along with a range of lenses tailored to meet specialized needs. While some ...

Hundreds of e-readers have come out this year or late last year. It can be daunting to figure out the best ones for your needs. Most people want to buy something with a bookstore right on the device, ...

For years, businesses, governments, and researchers have struggled with a persistent problem: How to extract usable data from Portable Document Format (PDF) files. These digital documents serve as ...

Its 6,000mAh battery is the largest OnePlus has ever put in a smartphone. Its 6,000mAh battery is the largest OnePlus has ever put in a smartphone. is a senior reporter who’s been covering and ...

The newest wonder of the electronic age is a machine that can read and digest and retain what it reads—even if it takes no special pleasure in curling up with a good book. Known in industry as the ...