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Displaying: 11 - 20 of 27 Results
Electrically-driven nanoscale lasers
This invention is the first demonstration of an electrically driven nanoscale laser. A CdS nanowire, comprising a Fabry-Perot cavity, in contact with an electrode distributed along its length or crossing a Si nanowire, lases above a threshold…
DBD
- Christopher Petty
Investigators
- Charles Lieber
- Xiangfeng Duan
- Yu Huang
- Ritesh Agarwal
Slowing down light for enhanced detection and measurement of biomolecules
The photonic crystal device is a novel method for localizing and trapping light, where the light can be utilized for a wide-variety of chemical, biological, and optical applications. Traditional chemical and biological optical sensors are limited by…
DBD
- Sam Liss
Investigators
- Frank Vollmer
- Juraj Topolancik
Low-cost method for measuring the frequency content of a signal above the acquisition rate
Harvard researchers have developed a new method for determining the PSD of a signal that dramatically extends the effective detection bandwidth of current instruments. The invention circumvents previous limitations of acquisition rate and detector…
DBD
- Christopher Petty
Investigators
- Wesley Wong
- Kenneth Halvorsen
Beyond Moore's Law in opto-electronics: New material enables ultra-fast switching
VO2 is a material known for having a number of outstanding properties that allow it to meet or exceed those of current silicon-based opto-electronics. It is capable of ultrafast switching, low leakage, and is scalable to size-scales smaller than…
DBD
- Sam Liss
Investigators
- Shriram Ramanathan
- Dmitry Ruzmetov
- Venkatesh Narayanamurti
- Changhyun Ko
The SMALL Microscope: Scanning microscopy on a chip
Fresnel zone plates use extremely short focal lengths. The Crozier lab has demonstrated that an imaging system with a short focal length zone plate, in combination with a spatial filter formed by a relay lens, can provide a high collection…
DBD
- Sam Liss
Investigators
- Kenneth Crozier
- Ethan Schonbrun
Silicon-based photodiodes for enhanced infrared detection, quick response and low cost
The technology offered here is for the creation of an “impurity enhanced” silicon material with unique optelectric properties. The material is created by employing an ion-implantation technique using a nanosecond laser to melt the basis of single…
DBD
- Christopher Petty
Investigators
- Michael Aziz
- Daniel Recht
- Aurore Said
- Jeffery Warrender
High-flux, low-power diamond nanowire single-photon source arrays: an enabling material for optical and quantum computing and cryptography
The novel approach taken by the Harvard researchers was to apply top-down nanofabrication techniques to define large arrays of vertically oriented nanowire antennas in a single-crystal diamond substrate. Briefly, structures were made from a…
DBD
- Sam Liss
Investigators
- Marko Loncar
- Thomas Babinec
- Birgit Yao
- Mughees Khan
- Yinan Zhang
- Philip Hemmer
High-sensitivity, high-throughput biosensor capable of detecting biomarkers without external fluorescent labels
This invention describes a combination of technologies that produce a miniature optical biosensor array which is capable of detecting biomarkers without requiring external fluorescent labels. This label-free approach uses a sample placed in a…
DBD
- Sam Liss
Investigators
- Frank Vollmer
- Qimin Quan
- Marko Loncar
DBD
- Sam Liss
Investigators
- Marko Loncar
- Qimin Quan
Liquid color: Flexible, angle-independent structural color from microdroplets
This invention uses microdroplets with particle arrays (“photonic balls”) to achieve angle-independent structural color. When incident light is reflected off the disordered arrangement of scattering centers in the microdroplets, only certain…
Investigators
- Vinothan Manoharan
- Sofia Magkiriadou
- Jin-Gyu Park