Abstract: In this paper, a two-path electric complementary coupling scheme is proposed for tunable bandpass filters (BPFs) with constant absolute bandwidth (ABW) and wide stopband. Based on the ...
This afternoon, TED, the nonprofit, nonpartisan organization best known for its globally beloved TED Talks, has announced a new era of leadership. Sal Khan, founder and CEO of Khan Academy, has been ...
I've spent nearly two decades building technology to personalize education, including some of the earliest AI-powered tutoring systems. So it may come as a surprise when I say this: In the age of ...
American college campuses have become increasingly known as ideological war zones where civil debates get shouted down and partisan pressure forces students and faculty alike to think twice before ...
Khan Academy founder Sal Khan predicts AI in the classroom will be like "four or five" helpful grad students. Khan said in a BBC interview that AI agents will act as teachers' assistants, not as their ...
The NMR spectrum (¹H-NMR and ¹³C-NMR) is a graphical representation of nuclear resonance signals, with chemical shift (ppm) on the x-axis indicating the electronic environment of nuclei, the y-axis ...
Khan Academy founder and CEO Sal Khan, who will serve as the Johns Hopkins University's Commencement speaker later this month, met virtually with a group of about 25 graduating seniors on Friday, May ...
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Density functional theory has become the workhorse of quantum physics, chemistry, and materials science. Within these fields, a broad range of applications needs to be covered. These applications ...
Anderson Cooper, anchor of CNN's "Anderson Cooper 360," has contributed to 60 Minutes since 2006. His exceptional reporting on big news events has earned Cooper a reputation as one of television's ...
The Khan Academy has been providing free SAT preparation since 2015, helping millions of students to improve their performance. Khan Academy SAT preparation has been freely available since 2015 and, ...
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