Abstract: High power conversion efficiency (PCE) flexible perovskite solar cells (FPSCs) are highly desired power sources for aerospace crafts and flexible electronics. However, their PCEs still lag ...

Sofab Inks, a US-based manufacturer of functionalized metal oxide materials, announced its novel tin oxide (SnO2) electron transport layer (ETL) material was used in a 22.2%-efficient mini perovskite ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

You can keep up with everything related to the Switch 2’s launch and beyond right here. If you choose to get an extra controller for your Nintendo Switch 2, you can spend a lot — and get a lot in ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Caitlin Giddings and Wirecutter Staff Keeping up with the developing skills ...

Secured inside your lock box or tucked away in a dresser drawer, your $2 bill might be worth far more than its face value. Depending on its year and condition, some $2 bills could now be worth ...

Abstract: To promote the application of simultaneous measurement of humidity and gap, by a single coil-shaped SnO2, it makes efforts to improve the sensing performance of coil-shaped SnO2 by studying ...

SnO 2 has been widely used as electron transport layers (ETLs) for efficient perovskite solar cells (PSCs) due to its high transparency, high electron mobility, and favorable band alignment. PSCs ...

Turning $2 into $20,000 has never been easier — if you’re lucky. Some uncirculated U.S. $2 bills may be worth up to $20,000, but it depends on a few factors, according to Heritage Auctions, one of the ...

US Currency Auctions are now valuing some $2 bills at thousands of dollars. Finding if yours are worth anything is not as easy and checking the mint date. The number of bills in circulation, year, and ...