Engineering
Solar power has become indispensable in our global pursuit of clean energy and sustainability. Today, about 95% of solar cells are made using crystalline silicon (c-Si). Most commercial designs employ a c-Si photoactive layer ...
Sep 27, 2023
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65
Electronics & Semiconductors
Lithography, an essential process in the semiconductor industry, lies at the heart of the manufacturing technology for modern-day electronics. In essence, it is a printing technique used to define and pattern all the intricate ...
Jun 21, 2023
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50
Computer Sciences
According to computational complexity theory, mathematical problems have different levels of difficulty in the context of their solvability. While a classical computer can solve some problems (P) in polynomial time—i.e., ...
Apr 28, 2023
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86
Computer Sciences
"All things are numbers," avowed Pythagoras. Today, 25 centuries later, algebra and mathematics are everywhere in our lives, whether we see them or not. The Cambrian-like explosion of artificial intelligence (AI) brought ...
Feb 1, 2023
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337
Internet
With the ever-increasing importance of the Internet in our lives, there are growing attempts to exploit software vulnerabilities in our PCs for personal benefit. One way to do so is by infecting the victim's PC with a malicious ...
Jul 13, 2022
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83
Computer Sciences
When it comes to our state of mind and emotions, our faces can be quite telling. Facial expression is an essential aspect of nonverbal communication in humans. Even if we cannot explain how we do it, we can usually see in ...
Jul 6, 2022
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60
Energy & Green Tech
Solar energy is a clean and renewable source of energy. Solar cells usually consist of a semiconductor material that absorbs sunlight and generates electricity. However, the amount of sunlight that can be converted into electricity ...
Jun 1, 2022
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94
Electronics & Semiconductors
For a greener and more sustainable economy, building better and more powerful solar cells is a key research goal within the clean energy sector. But, in a typical single-junction solar cell, performance is capped at what ...
Apr 5, 2022
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72
Machine learning & AI
In the 2002 science fiction blockbuster film "Minority Report," Tom Cruise's character John Anderton uses his hands, sheathed in special gloves, to interface with his wall-sized transparent computer screen. The computer recognizes ...
Dec 28, 2021
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91
Energy & Green Tech
The energy available from sunlight is 10,000 times more than what is needed to supply the world's energy demands. Sunlight has two main properties that are useful in the design of renewable energy systems. The first is the ...
May 25, 2021
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