System Bits: Oct. 6


Tiny graphene pores for sensors In fundamental work that will likely guide current and future graphene membrane design principles in years to come, MIT researchers have created tiny pores in single sheets of graphene that have an array of preferences and characteristics similar to those of ion channels in living cells, and which could be useful as sensors. The researchers pointed out that e... » read more

System Bits: Sept. 29


Light detector on a chip for portable sensors The invention by Vanderbilt University and Ohio University researchers of the first integrated circularly polarized light detector on a silicon chip could open the door for development of small, portable sensors to expand the use of polarized light in drug screening, surveillance, optical communications, quantum computing, and other applications. ... » read more

System Bits: Sept. 22


Scaling up production of thin electronic materials With potential application in future spintronics applications, among other things, a team led by MIT researchers have developed a way to make large sheets of molybdenum telluride (MoTe2) and other materials like graphene that hold promise for electronic, optical, and other high-tech applications. The team — which includes MIT postdoc Lin ... » read more

System Bits: Sept. 15


Cache-coherence innovation for thousand-core chips MIT researchers are getting ready to unveil what they say is the first fundamentally new approach to cache coherence in more than three decades. They reminded that in a modern, multicore chip, every processor core has its own small memory cache, where it stores frequently used data. The chip also has a larger, shared cache, which all the cores... » read more

System Bits: Sept. 8


Engineering verifies disarmament agreements While it might sound a bit far fetched at first glance, an MIT PhD has developed a tool to identify nuclear weapons. Ruaridh Macdonald, now working on a nuclear weapons verification project in the Laboratory for Nuclear Security and Policy, whereby the linchpin of disarmament agreements is to be able to verify that the signers are following the ru... » read more

System Bits: Sept.1


The quantum description of nature In quantum mechanics, the underlying physical rules that govern the fundamental behavior of matter and light at the atomic scale state that nothing can quite be completely at rest, but now for the first time, a team of researchers from Caltech, McGill University, and the Max Planck Institute for the Science of Light has found a way to observe—and control—t... » read more

System Bits: Aug. 25


Quantum computer building block In a finding that could ultimately be used to produce key components of quantum computers in the future, a team of researchers led by MIT have analyzed an exotic kind of magnetic behavior, driven by the mere proximity of two materials, using a technique called spin-polarized neutron reflectometry. This discovery could also be used to probe a variety of exotic... » read more

System Bits: Aug. 18


Optical computing for big data Given the potential for optical electronics to be applied to big data processing tasks, alumni of the University of Cambridge, including from the Department of Engineering, have gone on to found Optalysys, a company with the goal of making computer processors that use light instead of electricity. The Cambridge spinout’s latest achievement is a functioning p... » read more

System Bits: Aug. 11


Fundamental physics discovery The study of correlated electrons — a branch of fundamental physics research — focuses on interactions between the electrons in metals, which now are understood a bit better, according to Caltech researchers. Understanding these interactions and the unique properties they produce could lead to the development of novel materials and technologies, but they mu... » read more

System Bits: Aug. 4


Turning electric signals into light signals Transmitting large amounts of data, such as those needed to keep the internet running, requires high-performance modulators that turn electric signals into light signals, and now, researchers at ETH Zurich have developed a modulator they say is a hundred times smaller than conventional models. They reminded that in 1880, Alexander Graham Bell deve... » read more

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