Energy & Green Tech

Researchers claim new world record for tandem solar cell efficiency

Crystalline silicon solar cells dominate the global photovoltaic market with module efficiencies of around 20-22%. However, the field of solar energy is wanting for innovative materials and approaches that yield even higher ...

Energy & Green Tech

Made in the shade: Growing crops at solar farms yields efficiency

In the threatening trouble of climate change, growing commercial crops on solar farms is a potentially efficient use of agricultural land that can both increase commercial food production and improve solar panel performance ...

Engineering

New quantum sensing technique reveals magnetic connections

Say you notice a sudden drop in temperature on both your patio and kitchen thermometers. At first, you think it's because of a cold snap, so you crank up the heat in your home. Then you realize that while the outside has ...

Energy & Green Tech

Flexible solar cells with record efficiency of 22.2%

Empa researchers have, once again, improved the efficiency of CIGS flexible solar cells. Independently certified measurements revealed a power conversion efficiency of 22.2% to convert light into electricity, an improvement ...

Internet

Algorithms can prevent online abuse

Millions of children log into chat rooms every day to talk with other children. One of these "children" could well be a man pretending to be a 12-year-old girl with far more sinister intentions than having a chat about "My ...

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Conversation

Conversation is a form of interactive, spontaneous communication between two or more people who are following rules of etiquette.

Conversation analysis is a branch of sociology which studies the structure and organization of human interaction, with a more specific focus on conversational interaction.

This text uses material from Wikipedia, licensed under CC BY-SA