Cornell University

Columbia University

Cornell Research Foundation Inc.

Massachusetts Institute of Technology

Seeqc Inc.

Leland Stanford Junior University

California Institute of Technology

The State University of New York

University of Rochester

The University of Arizona

Cold Spring Harbor Laboratory

University Court of the University of St. Andrews

Hypres, Inc.

Analog Photonics LLC

Masaryk University

Michal Lipson

Sasikanth Manipatruni

Christopher Thomas Phare

Aseema Mohanty

Carlos Angulo Barrios

Brian Stern

Lionel Cooper Kimerling

Alexander Gaeta

Keren Bergman

Vilson Rosa De Almeida

Xingchen Ji

Oleg A Mukhanov

Alan M Kadin

Igor V Vernik

Mohammad Amin Tadayon

Roberto R Panepucci

Qianfan Xu

Christine P Hendon

Mark Foster

Xinwen Yao

Felippe Barbosa

Kyle Preston

Jaime Cardenas

You-Chia Chang

Biswajeet Guha

Amy C Foster

Lucas Heitzmann Gabrielli

Alexander Klenner

Yu Gan

Long L Chen

Nanfang Yu

Thomas L Koch

Steven A Miller

Arthur Nitkowski

Reza Salem

Jay Sharping

Michelle D Wang

Gustavo Wiederhecker

David Geraghty

Oscar Adrian Jimenez Gordillo

Bradley Schmidt

Jacob T Robinson

Moshe Zadka

Gaurang R Bhatt

Yoon Ho Lee

Yoshitomo Okawachi

Min Chul Shin

Samantha P Roberts

Bok Young Kim

Jae K Jang

Mohammad Soltani

David R Liu

Douglas Duane Coolbaugh

John Dimitris Joannopoulos

Harry A Atwater

Shanhui Fan

Michael Robert Watts

Karen K Gleason

Steven G Johnson

Mark Luitzen Brongersma

Jurgen Michel

Sameer S Pradhan

David Erickson

James Hone

Alyssa B Apsel

Luca Dal Negro

Douglas La Tulipe

George B Kenney

Philippe M Fauchet

Stefan Preble

Rajeev K Dokania

Paul McEuen

Bojan (Rob) Ilic

Daniel Pascual

Guozhen Liang

Austin G Griffith

Arthur Barnard

Nicholas Sherwood

Jeremiah Hebding

Kevin M Chen

Romy Fain

Tomas Tyc

Adrea R Johnson

Jun Lin

Summer N Saraf

Mian Zhang

Allen Yang

Brad Schmidt

Sean Moore

Utsav D Dave

Alexander Gondarenko

Ipshita Datta

Hugo Leonardo Rocha De Lira

Sanghoon Chae

Amy Turner

Raphael St-Gelais

Leslie S S Loo

Avik Dutt

Dmitri N Basov

A method of providing optical coherence tomography (OCT) imaging may comprise using an on-chip frequency comb source interfaced with an OCT system by a circulator as an imaging source and reconstructing OCT images from resulting spectral data from target tissue illuminated by the imaging source.

Microresonator-frequency-comb-based platform for clinical high-resolution optical coherence tomography

Systems, methods, and devices for generating tunable low frequency signals, such as microwave and radiofrequency signals are disclosed. A first waveguide in optical communication with a first ring resonator can be configured to receive a light input and generate frequencies via optical parametric oscillation. A second waveguide with second ring resonator can receive the frequencies and optically synchronize the frequencies via optical frequency division to generate a low frequency signal. One or more heating elements can be connected to each ring resonator to tune the resonators and reduce noise associated with the low frequency signal.

Low frequency wave generation via optical frequency division

Methods and systems are described for emission and/or sensing of optical signals. An example method may comprise supplying an optical signal an optical signal to a first waveguide extending in a first direction and supplying, based on controlling at least one of a first plurality of optical elements, the optical signal to at least one of a plurality of second waveguides extending in a second direction different from the first direction. The method may comprise supplying, based on controlling at least one of a second plurality of optical elements, the optical signal to at least one emitter. Each of the second plurality of optical elements may be separately selectable to control a corresponding emitter. The method may comprise causing, via the at least one emitter, emission of one or more optical signals.

Low-power integrated beam steering switch matrix platform

Provided are devices that have a distal portion configured to be implanted in a brain of a subject. The distal portion includes one or more emitters configured to emit light in the visible spectrum. The device includes a proximal portion configured to be external to the brain of the subject while the distal portion is implanted, wherein the proximal portion includes at least one waveguide in optical communication with the one or more emitters. The at least one waveguide defines a cross-sectional width less than 500 nm. The at least one waveguide is optionally coupled to a heating element that is optionally configured to adjust a phase of light within the at least one waveguide.

Thermally tunable low broadband waveguides and related systems and methods

Optical frequency combs and related methods, devices, and systems are described. An example device can comprise a waveguide configured to optically couple to an optical source and at least one optical resonator optically coupled to the waveguide. The one or more of the at least one optical resonator can be tuned such that an optical frequency comb is generated based on mode interaction between two different modes of the at least one optical resonator. The device can comprise an output coupled to the waveguide and configured to output the optical frequency comb.

Tunable optical frequency comb generator in microresonators

A cryogenic optoelectronic data link, comprising a sending module operating at a cryogenic temperature less than 100 K. An ultrasensitive electro-optic modulator, sensitive to input voltages of less than 10 mV, may include at least one optically active layer of graphene, which may be part of a microscale resonator, which in turn may be integrated with an optical waveguide or an optical fiber. The optoelectronic data link enables optical output of weak electrical signals from superconducting or other cryogenic electronic devices in either digital or analog form. The modulator may be integrated on the same chip as the cryogenic electrical devices. A plurality of cryogenic electrical devices may generate a plurality of electrical signals, each coupled to its own modulator. The plurality of modulators may be resonant at different frequencies, and coupled to a common optical output line to transmit a combined wavelength-division-multiplexed (WDM) optical signal.

System and method for cryogenic optoelectronic data link

An optical apparatus comprising an optical switch array comprising a plurality of optical switches configured to selectively route light through one or more of a plurality of waveguides, a plurality of emitters, wherein at least one emitter of the plurality of emitters is disposed in communication with the one or more of the plurality of waveguides and configured to receive light and cause at least a portion of the light to exit the waveguide, and a lens disposed to receive light exiting the one or more of a plurality of waveguides via the at least one emitter, wherein the lens is configured to direct the received light as an optical output, and wherein the position of the at least one emitter relative to the lens facilitates beam steering of the optical output.

Beam steering and receiving method based on an optical switch array

An on-chip laser includes a gain portion, a mirror in communication with the gain portion, a waveguide in communication with the gain portion, and a resonator optically coupled to the waveguide at an optical coupling. The resonator has a circular shape. The waveguide and the resonator are separate from the gain portion.

Compact narrow-linewidth integrated laser

Methods, devices and systems for communication are disclosed. An example device can comprise a first waveguide portion disposed on a substrate, a second waveguide portion, and a third waveguide portion disposed between the first waveguide portion and the second waveguide portion. The third waveguide portion can be configured to carry a signal based on a refractive index of the third waveguide portion matching an effective refractive index of an optical mode of a combination of the first waveguide portion and the second waveguide portion.

Controlling evanescent waves on dielectric waveguides

The systems described herein can be used to modulate either the phase, the amplitude, or both of an input light wave using micro-resonators to achieve desired degrees and/or types of modulation.

Amplitude and phase light modulator based on miniature optical resonators

Methods and systems are described for adjusting an optical signal. An example device can comprise a plurality of waveguides. The device can comprise an interference structure optically coupled to the plurality of waveguides and configured to receive an optical signal and distribute the optical signal to the plurality of waveguides as a plurality of optical signals. The device can comprise a plurality of phase shifters coupled to corresponding waveguides of the plurality of waveguides and configured to adjust the phase of one or more of the plurality of optical signals. The device can comprise a plurality of emitters optically coupled to corresponding outputs of the plurality of phase shifters and configured to output the adjusted plurality of optical signals. The adjusted plurality of optical signals can be output as light patterns reconfigurable in at least one dimension.

Chip-scale optical phased array for projecting visible light

A millimeter scale weak grating coupler comprising a silicon waveguide having bars of overlay material of length (a) disposed periodically at a period (&#x2227;) adjacent the silicon waveguide whereby a uniform grating output is achieved.

Millimeter scale long grating coupler

Methods, systems, and devices are described for electro-optic tuning. An example device may comprise a first layer comprising a transition metal di-chalcogenide material, a second layer comprising a conductive material, and a third layer comprising a dielectric material. The third layer may be disposed at least partially between the first layer and the second layer. An electrical potential difference applied between the first layer and the second layer may cause a tunable refractive index change in the first layer.

Electro-refractive modulation in photonic structures

Growing community of inventors

Ithaca, NY, United States of America

Michal Lipson