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Africa’s Electricity-Access Problem Is Worse Than You Think

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Both are easy to define—a population’s share connected to the national grid or to a local source of electricity, and the ability to read and write—but such definitions do not make it possible to get a truly informed verdict. We measure access to electricity no better than we do the rate of literacy. What does 50 kWh/year deliver?

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EIA ups total shale oil resource estimate by 13% to 419B barrels, shale gas by 4% to 7576 Tcf

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The US Energy Information Administration (EIA) continues to expand its assessment of technically recoverable shale oil and shale natural gas resources around the world. Each of the countries has an existing oil and natural gas industry with infrastructure connecting the basins to global markets.

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The Top 10 Semiconductor Stories of 2023

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As engineers at ASML explained in Spectrum ‘s August issue , the version of the technology in use now is limited to making patterns with a resolution of about the wavelength of its light, 13.5 Since the IC was invented, all of the metal that connects transistors was formed above the silicon surface. nanometers. millimeters long.

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Ioxus introduces new iCAP ultracapacitor series with a 3,000F cell

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Rated at 2.7V (2.85V surge), the new iCAP represents the lowest weight, lowest equivalent series resistance (ESR) and highest power density currently available in the market for energy storage cells, the company says. They feature a cycle life of more than 1,000,000 cycles, rated to half rated voltage, 25 °C. Quick Specs. Capacitance (F).

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IEEE Spectrum’s Top Telecom Stories of 2023

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This Mirror Reverses How Light Travels in Time Nature Physics In an esoteric bit of research this year, a group of researchers based at universities in New York City discovered how to pass a signal through something called a “time interface”—the result being that the entire signal acted like it was moving back in time.

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