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Plasmons triggered in nanotube quantum wells

A novel quantum effect observed in a carbon nanotube film could lead to the development of unique lasers and other optoelectronic devices, according to scientists at Rice University and Tokyo Metropolitan University.

dateMar 16, 2018 in Nanomaterials
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Scientists create diodes made of light

Photonics researchers at the National Physical Laboratory (NPL) have achieved the extra-ordinary by creating a diode consisting of light that can be used, for the first time, in miniaturised photonic circuits, as published ...

dateMar 16, 2018 in Optics & Photonics
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Qualcomm says former chairman exploring buyout effort

Qualcomm said Friday that Paul Jacbos, its chairman until a week ago, was considering a buyout effort for the California chipmaking giant just days after it fended off a hostile bid from Singapore rival Broadcom.

India's Silicon Valley faces man-made water crisis

Every day more than 1,000 water tankers rumble past Nagraj's small plywood store in Bangalore, throwing up clouds of dust as they rush their valuable cargo to homes and offices in India's drought-stricken tech hub.

World water problems on tap at Brazil conference

Brazil—the country with the world's greatest fresh water reserves—hosts an international conference next week on growing fears over the fragility of drinking water supplies in a heating planet.

Assaults spiked on Trump rally days during 2016 election

Cities experienced 2.3 more assaults than average on days when hosting presidential campaign rallies for Donald Trump during the lead-up to the 2016 United States Presidential Election, according to a first of its kind study ...

Scientists mimic neural tissue

U.S. Army-funded researchers at Brandeis University have discovered a process for engineering next-generation soft materials with embedded chemical networks that mimic the behavior of neural tissue. The breakthrough material ...

US opposes taxes on big tech firms

The United States said Friday it "firmly opposes" any new tax aimed at big technology firms, in a sharp challenge to a European proposal aimed at American digital titans.

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A sea turtle paradise in the land of lakes and volcanoes

There is little reason to wonder why Nicaragua is known as the land of lakes and volcanoes when you witness its dramatic volcanic landscape filled with vast forests, lagoons, lakes and pristine beaches. Located in the middle ...

EU readies tax on US tech titans

The European Union will next week unveil plans for a digital tax on US tech giants like Facebook, Amazon and Google as transatlantic tensions flare over prospects of a trade war.

Gender equality stalls in the U.S., report finds

For many measures of gender inequality, women rapidly made up ground in the latter half of the 20th century, but progress has since slowed or stalled entirely, according to a report released March 16 by the Stanford Center ...

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