An optical isolator developed at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) could drastically improve optical systems for many practical applications.
Optics & Photonics
Jun 29, 2023
0
166
Optical devices and materials allow scientists and engineers to harness light for research and real-world applications, like sensing and microscopy. Federico Capasso's group at the Harvard John A. Paulson School of Engineering ...
Optics & Photonics
Jun 28, 2023
0
221
Wildfire smoke is a threat to air quality, public health, and ecosystems throughout the U.S. Notwithstanding the impact of this year's Canadian wildfires, the West typically sees much higher exposure to wildfire smoke than ...
Earth Sciences
Jun 14, 2023
0
55
Missing from partisan political debates over regulations affecting the energy sector is the stunning success of the federal government's signature environmental laws. A prime example: the U.S. Environmental Protection Agency's ...
Environment
Jun 7, 2023
0
54
Seeking new techniques to enable quantum networking, Harvard University researchers have developed a novel laser-based strategy for creating single-atom, near-surface material defects, which can be used to form qubits, the ...
Optics & Photonics
May 15, 2023
0
92
Earlier this year, the US Environmental Protection Agency proposed maximum allowable levels in drinking water for six PFAS (per- and polyfluoroalkyl substances)—so-called forever chemicals. But the draft standards do not ...
Environment
May 15, 2023
0
309
Holography—the use of light projection to display images—can be used to construct holograms, which are three-dimensional structures of light that depict true-to-life objects and scenes. While today's technologies can't ...
Optics & Photonics
Apr 13, 2023
0
34
Materials typically conduct electricity or insulate against it—so experimental and theoretical physicists have been captivated by a compound called samarium hexaboride (SmB6) that appears to do both. Numerous studies over ...
Condensed Matter
Mar 31, 2023
0
58
Research in animal models has demonstrated that stem-cell derived heart tissues have promising potential for therapeutic applications to treat cardiac disease. But before such therapies are viable and safe for use in humans, ...
Bio & Medicine
Mar 8, 2023
0
40
Optical photons are ideal carriers of quantum information. But to work together in a quantum computer or network, they need to have the same color—or frequency—and bandwidth. Changing a photon's frequency requires altering ...
Optics & Photonics
Dec 1, 2022
0
625
