Scholars@Duke
Maiken Mikkelsen

Maiken Mikkelsen

James N. and Elizabeth H. Barton Associate Professor of Electrical and Computer Engineering
Electrical and Computer Engineering
m.mikkelsen@duke.edu
90291, Durham, NC 27708
2513 CIEMAS, Durham, NC 27708
Office hours By appointment.  

Selected Publications

Ultrafast pyroelectric photodetection with on-chip spectral filters.

Journal Article Nature materials · February 2020 Thermal detectors, such as bolometric, pyroelectric and thermoelectric devices, are uniquely capable of sensing incident radiation for any electromagnetic frequency; however, the response times of practical devices are typically on the millisecond scale Full text Cite

Probing the origin of highly-efficient third-harmonic generation in plasmonic nanogaps.

Journal Article Optics express · August 2018 Plasmonic structures can precisely localize electromagnetic energy to deep subwavelength regions resulting in significant field enhancement useful for efficient on-chip nonlinear generation. However, the origin of large nonlinear enhancements observed in p ... Full text Cite

Tailored Emission Spectrum of 2D Semiconductors Using Plasmonic Nanocavities

Journal Article ACS Photonics · February 21, 2018 Tailoring light-matter interactions in monolayer MoS2 is critical for its use in optoelectronic and nanophotonic devices. While significant effort has been devoted to enhancing the photoluminescence intensity in monolayer MoS2, tailoring of the emission sp ... Full text Cite

Surpassing Single Line Width Active Tuning with Photochromic Molecules Coupled to Plasmonic Nanoantennas.

Journal Article Nano letters · February 2018 Active plasmonic nanostructures with tunable resonances promise to enable smart materials with multiple functionalities, on-chip spectral-based imaging and low-power optoelectronic devices. A variety of tunable materials have been integrated with plasmonic ... Full text Cite

Publisher Correction: Enhanced generation and anisotropic Coulomb scattering of hot electrons in an ultra-broadband plasmonic nanopatch metasurface.

Journal Article Nature communications · December 2017 The originally published version of this Article contained an error in Equation 1. The two ℏ terms were missing from this equation. This has now been corrected in the PDF and HTML versions of the Article. ... Full text Cite

Millimeter-Scale Spatial Coherence from a Plasmon Laser.

Journal Article Nano letters · November 2017 Coherent light sources have been demonstrated based on a wide range of nanostructures, however, little effort has been devoted to probing their underlying coherence properties. Here, we report long-range spatial coherence of lattice plasmon lasers construc ... Full text Cite

Multispectral metasurface absorbers for optoelectronic devices

Conference 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings · October 25, 2017 We demonstrate multispectral metasurfaces over wafer-scale areas exhibiting greater than 85 percent absorption, ~100 nm linewidths from 580-1125 nm by patterning plasmonic resonators in micron-scale pixels using a fusion of bottom-up and top-down fabricati ... Full text Cite

Actively-tunable plasmonic metasurfaces using a phasechange material

Conference 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings · October 25, 2017 We demonstrate active tuning of the absorption resonance of a plasmonic metasurface by integrating VO2, a phase change material. Thermal switching of the resonance yields shifts close to the metasurface's linewidth. ... Full text Cite

Ultrafast room-Temperature single photon source with plasmonic nanocavities

Conference 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings · October 25, 2017 A single quantum dot coupled to a metallic cavity acts as a directional, efficient, and ultrafast single photon source with a spontaneous emission lifetime of 13 ps, corresponding to a Purcell factor of 540. ... Full text Cite

Enhanced generation and anisotropic Coulomb scattering of hot electrons in an ultra-broadband plasmonic nanopatch metasurface.

Journal Article Nature communications · October 2017 The creation of energetic electrons through plasmon excitation of nanostructures before thermalization has been proposed for a wide number of applications in optical energy conversion and ultrafast nanophotonics. However, the use of "nonthermal" electrons ... Full text Cite

Large-scale plasmonic pixels and combinatorial colors

Conference International Conference on Optical MEMS and Nanophotonics · September 26, 2017 Film-coupled nanocubes patterned into pixels are used to demonstrate a plasmonic multispectral pixel array consisting of six resonances between 580 and 1125 nm and reconstruct an RGB image with 9261 color combinations. ... Full text Cite

Temporal and spatial valley dynamics in two-dimensional semiconductors probed via Kerr rotation

Journal Article Physical Review B · February 24, 2017 Monolayer transition metal dichalcogenides (TMDCs) offer a tantalizing platform for control of both spin and valley degrees of freedom, which may enable future optoelectronic devices with enhanced and novel functionalities. Here, we investigate the valley ... Full text Cite

Toward Multispectral Imaging with Colloidal Metasurface Pixels.

Journal Article Advanced materials (Deerfield Beach, Fla.) · February 2017 Multispectral colloidal metasurfaces are fabricated that exhibit greater than 85% absorption and ≈100 nm linewidths by patterning film-coupled nanocubes in pixels using a fusion of bottom-up and top-down fabrication techniques over wafer-scale areas. With ... Full text Cite

Actively-tunable plasmonic metasurfaces using a phasechange material

Conference Optics InfoBase Conference Papers · January 1, 2017 We demonstrate active tuning of the absorption resonance of a plasmonic metasurface by integrating VO2, a phase change material. Thermal switching of the resonance yields shifts close to the metasurface's linewidth. ... Full text Cite

Ultrafast room-temperature single photon source with plasmonic nanocavities

Conference Optics InfoBase Conference Papers · January 1, 2017 A single quantum dot coupled to a metallic cavity acts as a directional, efficient, and ultrafast single photon source with a spontaneous emission lifetime of 13 ps, corresponding to a Purcell factor of 540. ... Full text Cite

Multispectral metasurface absorbers for optoelectronic devices

Conference Optics InfoBase Conference Papers · January 1, 2017 We demonstrate multispectral metasurfaces over wafer-scale areas exhibiting greater than 85 percent absorption, ~100 nm linewidths from 580-1125 nm by patterning plasmonic resonators in micron-scale pixels using a fusion of bottom-up and top-down fabricati ... Full text Cite

Efficient Nanosecond Photoluminescence from Infrared PbS Quantum Dots Coupled to Plasmonic Nanoantennas

Journal Article ACS Photonics · October 19, 2016 Infrared (IR) light sources with high modulation rates are critical components for on-chip optical communications. Lead-based colloidal quantum dots are promising nonepitaxial materials for use in IR light-emitting diodes, but their slow photoluminescence ... Full text Cite

RIR-MAPLE deposition of plasmonic silver nanoparticles

Journal Article Applied Physics A: Materials Science and Processing · September 1, 2016 Nanoparticles are being explored in many different applications due to the unique properties offered by quantum effects. To broaden the scope of these applications, the deposition of nanoparticles onto substrates in a simple and controlled way is highly de ... Full text Open Access Cite

Broad electrical tuning of plasmonic nanoantennas at visible frequencies

Journal Article Applied Physics Letters · May 2, 2016 We report an experimental demonstration of electrical tuning of plasmon resonances of optical nanopatch antennas over a wide wavelength range. The antennas consist of silver nanocubes separated from a gold film by a thin 8 nm polyelectrolyte spacer layer. ... Full text Cite

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics.

Journal Article Journal of visualized experiments : JoVE · May 2016 We present a method for colloidal synthesis of silver nanocubes and the use of these in combination with a smooth gold film, to fabricate plasmonic nanoscale patch antennas. This includes a detailed procedure for the fabrication of thin films with a well-c ... Full text Cite

Probing the origin of excitonic states in monolayer WSe2.

Journal Article Scientific reports · March 2016 Two-dimensional transition metal dichalcogenides (TMDCs) have spurred excitement for potential applications in optoelectronic and valleytronic devices; however, the origin of the dynamics of excitons, trions, and other localized states in these low dimensi ... Full text Cite

Ultrafast Room-Temperature Single Photon Emission from Quantum Dots Coupled to Plasmonic Nanocavities

Journal Article Nano Letters · January 13, 2016 Efficient and bright single photon sources at room temperature are critical components for quantum information systems such as quantum key distribution, quantum state teleportation, and quantum computation. However, the intrinsic radiative lifetime of quan ... Full text Cite

Large-Area Metasurface Perfect Absorbers from Visible to Near-Infrared.

Journal Article Advanced materials (Deerfield Beach, Fla.) · December 2015 An absorptive metasurface based on film-coupled colloidal silver nanocubes is demonstrated. The metasurfaces are fabricated using simple dip-coating methods and can be deposited over large areas and on arbitrarily shaped objects. The surfaces show nearly c ... Full text Cite

Directional plasmonic nanoantennas to enhance the purcell effect

Conference 2015 USNC-URSI Radio Science Meeting (Joint with AP-S Symposium), USNC-URSI 2015 - Proceedings · October 21, 2015 We will present plasmonic nanoantennas, composed of silver nanocubes strongly coupled to gold films, which are the optical and infrared (IR) frequency counterparts to the well-established patch antennas used in microwave frequencies for mobile communicatio ... Full text Cite

Plasmonic nanopatch antennas for large purcell enhancement

Conference Conference on Lasers and Electro-Optics Europe - Technical Digest · August 10, 2015 We demonstrate Purcell enhancements of-1000 from fluorescent molecules embedded in a plasmonic antenna with sub-10 nm gap between metals. Simulations and experiments reveal the high radiative efficiency and directionality of the antenna. ... Cite

Large and ultrafast nonlinear absorption of an air/gold plasmonic waveguide

Conference Conference on Lasers and Electro-Optics Europe - Technical Digest · August 10, 2015 We investigate theoretically and experimentally the nonlinear propagation of surface plasmons on an air/gold interface which reveals large and ultrafast (∼100 fs) self-induced absorption. The experiment enables a direct measurement of the third-order nonli ... Cite

Ultrafast spontaneous emission source using plasmonic nanoantennas.

Journal Article Nature communications · July 2015 Typical emitters such as molecules, quantum dots and semiconductor quantum wells have slow spontaneous emission with lifetimes of 1-10 ns, creating a mismatch with high-speed nanoscale optoelectronic devices such as light-emitting diodes, single-photon sou ... Full text Cite

Ultrafast self-action of surface-plasmon polaritons at an air/metal interface

Journal Article Physical Review B - Condensed Matter and Materials Physics · May 11, 2015 We investigate both theoretically and experimentally the nonlinear propagation of surface-plasmon polaritons (SPP) on a single air/metal interface. Inspired by nonlinear dielectric waveguide theory, we analytically derive a model that describes the nonline ... Full text Cite

Plasmonic nanopatch antennas for large purcell enhancement

Conference CLEO: QELS - Fundamental Science, CLEO_QELS 2015 · May 4, 2015 We demonstrate Purcell enhancements of ~1000 from fluorescent molecules embedded in a plasmonic antenna with sub-10 nm gap between metals. Simulations and experiments reveal the high radiative efficiency and directionality of the antenna. © OSA 2015. ... Full text Cite

Large and ultrafast nonlinear absorption of an air/gold plasmonic waveguide

Conference CLEO: QELS - Fundamental Science, CLEO_QELS 2015 · May 4, 2015 We investigate theoretically and experimentally the nonlinear propagation of surface plasmons on an air/gold interface which reveals large and ultrafast (~100 fs) self-induced absorption. The experiment enables a direct measurement of the third-order nonli ... Full text Cite

Leveraging Nanocavity Harmonics for Control of Optical Processes in 2D Semiconductors.

Journal Article Nano letters · May 2015 Optical cavities with multiple tunable resonances have the potential to provide unique electromagnetic environments at two or more distinct wavelengths--critical for control of optical processes such as nonlinear generation, entangled photon generation, or ... Full text Cite

Real-time tunable lasing from plasmonic nanocavity arrays.

Journal Article Nature communications · April 2015 Plasmon lasers can support ultrasmall mode confinement and ultrafast dynamics with device feature sizes below the diffraction limit. However, most plasmon-based nanolasers rely on solid gain materials (inorganic semiconducting nanowire or organic dye in a ... Full text Cite

High purcell factor due to coupling of a single emitter to a dielectric slot waveguide

Journal Article Nano Letters · January 14, 2015 We demonstrate an all-dielectric quantum electrodynamical nanowire-slab system with a single emitter that concentrates the extremely intense light at the scale of 10 × 75 nm2. The quantum dot exhibits a record high 31-fold spontaneous decay rate enhancemen ... Full text Cite

Nonlinear Metal/Dielectric Plasmonic Interfaces

Conference Nonlinear Optics, NLO 2015 · January 1, 2015 We investigate theoretically and experimentally the optical nonlinearity of metal/dielectric interfaces, which provides a metric that predicts the scaling of self-action as well as a means to measure χ(3)of gold using surface plasmon polaritons. ... Full text Cite

On-demand optical properties of quantum emitters using plasmonic nanoantennas

Conference 2014 IEEE Photonics Conference, IPC 2014 · December 22, 2014 We demonstrate a colloidally synthesized and tunable plasmonic platform for giant fluorescence enhancement and greatly enhanced spontaneous emission rates of embedded fluorophores. Full-wave simulations incorporating the nanoscale environment accurately pr ... Full text Cite

Third-Harmonic Generation Enhancement by Film-Coupled Plasmonic Stripe Resonators

Journal Article ACS Photonics · November 19, 2014 Because of their ability to strongly localize and enhance optical fields, plasmonic nanostructures have the potential to dramatically amplify the inherent nonlinear response of materials. We illustrate the impact of this plasmonic interaction by investigat ... Full text Cite

Probing the mechanisms of large Purcell enhancement in plasmonic nanoantennas

Journal Article Nature Photonics · November 5, 2014 To move nanophotonic devices such as lasers and single-photon sources into the practical realm, a challenging list of requirements must be met, including directional emission, room-temperature and broadband operation, high radiative quantum efficiency and ... Full text Cite

Giant fluorescence enhancement of molecules coupled to plasmonic nanoscale patch antennas

Conference Frontiers in Optics, FiO 2014 · October 14, 2014 © OSA 2014. We demonstrate a colloidally synthesized and tunable plasmonic platform for giant fluorescence enhancement and increased spontaneous emission rate of embedded fluorophores. A transition between fluorescence enhancement and quenching is revealed ... Cite

Control of radiative processes using tunable plasmonic nanopatch antennas.

Journal Article Nano letters · August 2014 The radiative processes associated with fluorophores and other radiating systems can be profoundly modified by their interaction with nanoplasmonic structures. Extreme electromagnetic environments can be created in plasmonic nanostructures or nanocavities, ... Full text Open Access Cite

Ultrafast self-action in an air/gold plasmonic waveguide

Conference Optics InfoBase Conference Papers · July 21, 2014 Cite

Ultrafast self-action in an air/gold plasmonic waveguide

Conference Optics InfoBase Conference Papers · July 21, 2014 Cite

Tunable plasmonic platform for giant fluorescence enhancement

Conference Optics InfoBase Conference Papers · January 1, 2014 We demonstrate a colloidally synthesized plasmonic platform for giant fluorescence enhancement and increased spontaneous emission rate of embedded fluorophores. A transition between fluorescence enhancement and quenching is revealed depending on the plasmo ... Cite

Tunable plasmonic platform for giant fluorescence enhancement

Conference Conference on Lasers and Electro-Optics Europe - Technical Digest · January 1, 2014 We demonstrate a colloidally synthesized plasmonic platform for giant fluorescence enhancement and increased spontaneous emission rate of embedded fluorophores. A transition between fluorescence enhancement and quenching is revealed depending on the plasmo ... Cite

Single-emitter quantum electrodynamics in a onedimensional dielectric continuum far beyond the diffraction limit

Journal Article CLEO: QELS_Fundamental Science, CLEO:QELS FS 2013 · November 21, 2013 We demonstrate a single emitter all-dielectric QED system that concentrates light at nanometer scale. The emitter exhibits a record high 31-fold emission enhancement with strongly suppressed blinking. 80% of emission couples into a waveguide mode. © OSA 20 ... Cite

Single-emitter quantum electrodynamics in a one-dimensional dielectric continuum far beyond the diffraction limit

Journal Article 2013 Conference on Lasers and Electro-Optics, CLEO 2013 · January 1, 2013 We demonstrate a single emitter all-dielectric QED system that concentrates light at nanometer scale. The emitter exhibits a record high 31-fold emission enhancement with strongly suppressed blinking. 80% of emission couples into a waveguide mode. © 2013 T ... Full text Cite

Plasmonic Luneburg and Eaton lenses.

Journal Article Nature nanotechnology · March 2011 Plasmonics takes advantage of the properties of surface plasmon polaritons, which are localized or propagating quasiparticles in which photons are coupled to the quasi-free electrons in metals. In particular, plasmonic devices can confine light in regions ... Full text Cite

Plasmonic Luneburg and Eaton lenses

Journal Article Nature Nanotechnology · 2011 Cite

Ultrafast optical manipulation of single electron spins in quantum dots

Journal Article Solid State Communications · September 1, 2009 Most schemes for quantum information processing require fast single qubit operations as well as initialization and read-out steps. Here we describe recent experimental realizations of schemes for time-resolved initialization, coherent control, and read-out ... Full text Cite

Picosecond coherent optical manipulation of a single electron spin in a quantum dot

Journal Article Science · April 18, 2008 Most schemes for quantum information processing require fast single-qubit operations. For spin-based qubits, this involves performing arbitrary coherent rotations of the spin state on time scales much faster than the spin coherence time. By applying off-re ... Full text Cite

Chapter 1 Single Spin Coherence in Semiconductors

Journal Article Semiconductors and Semimetals · January 1, 2008 Full text Cite

Zero-field optical manipulation of magnetic ions in semiconductors

Journal Article Nature Materials · January 1, 2008 Controlling and monitoring individual spins is desirable for building spin-based devices, as well as implementing quantum information processing schemes. As with trapped ions in cold gases, magnetic ions trapped on a semiconductor lattice have uniform prop ... Full text Cite

Optically detected coherent spin dynamics of a single electron in a quantum dot

Journal Article Nature Physics · January 1, 2007 The ability to sequentially initialize, manipulate and read out the state of a qubit, such as an electron spin in a quantum dot (QD), is a requirement in virtually any scheme for quantum information processing. However, previous optical measurements of a s ... Full text Cite

Nondestructive optical measurements of a single electron spin in a quantum dot

Journal Article Science · December 1, 2006 Kerr rotation measurements on a single electron spin confined in a charge-tunable semiconductor quantum dot demonstrate a means to directly probe the spin off-resonance, thus minimally disturbing the system. Energy-resolved magneto-optical spectra reveal i ... Full text Cite