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imageEnergy Production Advantage of Independent Subcell Connection for Multijunction Photovoltaics

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imageProfiling Photoinduced Carrier Generation in Semiconductor Microwire Arrays via Photoelectrochemical Metal Deposition

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imageLaser-Assisted Direct Ink Writing of Planar and 3D Metal Architectures

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image Decoupling optical function and geometrical form using conformal flexible dielectric metasurfaces

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imageThermal-to-electrical energy conversion by diodes under negative illumination

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imageTunable Thermal Transport in Polysilsesquioxane (PSQ) Hybrid Crystals

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imageLead Halides Join the Top Optoelectronic League

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imageEnhanced Photon Collection in Luminescent Solar Concentrators with Distributed Bragg Reflectors

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imagePolarization Control of Morphological Pattern Orientation During Light-Mediated Synthesis of Nanostructured Se-Te Films

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imageNonlinear Optical Selection Rule Based on Valley-Exciton Locking in Monolayer ws2

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imageControlling Electric, Magnetic, and Chiral Dipolar Emission with PT-Symmetric Potentials

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imageSuppressing Sub-Bandgap Phonon-Polariton Heat Transfer in Near-Field Thermophotovoltaic Devices for Waste Heat Recovery

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imageDielectric metasurfaces for complete control of phase and polarization with subwavelength spatial resolution and high transmission

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imageQuantum Dot Luminescent Concentrator Cavity Exhibiting 30-fold Concentration

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imageSuperresolution fluorescence mapping of single-nanoparticle catalysts reveals spatiotemporal variations in surface reactivity

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image Creating Semiconductor Metafilms with Designer Absorption Spectra

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image Analog of Superradiant Emission in Thermal Emitters

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image Subwavelength-thick Lenses with High Numerical Apertures and Large Efficiency Based on High Contrast Transmitarrays

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imageEffect of shape in near-field thermal transfer for periodic structures

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imageHolographic Patterning of High Performance on-chip 3D Lithium-ion Microbatteries

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imageHeat-flux control and solid-state cooling by regulating chemical potential of photons in near-field electromagnetic heat transfer

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imageLimiting Light Escape Angle in Silicon Photovoltaics: Ideal and Realistic Cells

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imagePlasmon-induced hot carrier science and technology

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imageObservation of piezoelectricity in free-standing monolayer MoS2

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imageAn ab-initio coupled mode theory for near field radiative thermal transfer

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imageImproving Brush Polymer Infrared One-Dimensional Photonic Crystals via Linear Polymer Additives

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imageComplete Control of Polarization and Phase of Light with High Efficiency and Sub-wavelength Spatial Resolution

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arXiv:1411.1494 [physics.optics] (2014)

imageTransfer-Printing of Tunable Porous Silicon Microcavities with Embedded Emitters

H. Ning, N.A. Krueger, X. Sheng, H. Keum, C. Zhang, K.D. Choquette, X. Li, S. Kim, J.A. Rogers, and P.V. Braun

ACS Photonics 1, 1144–1150 (2014)
DOI: 10.1021/ph500230j

imageSingle spherical mirror optic for extreme ultraviolet lithography enabled by inverse lithography technology

G. Scranton, S. Bhargava, V. Ganapati, and E.Yablonovitch

Opt. Express 22, 25027-25042 (2014)

DOI: 10.1364/OE.22.025027

imageAir Gaps as Intermediate Selective Reflectors to Reach Theoretical Efficiency Limits of Multibandgap Solar Cells

V. Ganapati, C.-S. Ho, and E. Yablonovitch

IEEE Journal of Photovoltaics PP, 1-8 (2014)
DOI: 10.1109/JPHOTOV.2014.2361013

imageCellular uptake and cytotoxicity of a near-IR fluorescent corrole–TiO2 nanoconjugate

C.M. Blumenfeld, B.F. Sadtler, G.E. Fernandez, L. Dara, C. Nguyen, F. Alonso-Valenteen, L. Medina-Kauwe, R.A. Moats,N.S. Lewis, R.H. Grubbs, H.B. Gray, and K. Sorasaenee

Journal of Inorganic Biochemistry 140, 39-44 (2014)
DOI: 10.1016/j.jinorgbio.2014.06.015

imageCharge Carrier Dynamics of Photoexcited Co3O4 in Methanol: Extending High Harmonic Transient Absorption Spectroscopy to Liquid Environments

L.R. Baker, C.-M. Jiang, S.T. Kelly, J.M. Lucas, J. Vura-Weis, M.K. Gilles, A.P. Alivisatos, and S.R. Leone

Nano Lett. 14, 5883-5890 (2014)
DOI: 10.1021/nl502817a

imageDevice Architectures for Enhanced Photon Recycling in Thin-Film Multijunction Solar Cells

X. Sheng, M.H. Yun, C. Zhang, A.M. Al-Okaily, M. Masouraki, L. Shen, S. Wang, W.L. Wilson, J.Y. Kim, P. Ferreira, X. Li, E. Yablonovitch and J.A. Rogers

Advanced Energy Materials (2014)
DOI: 10.1002/aenm.201400919

imageBlack silicon solar thin-film microcells integrating top nanocone structures for broadband and omnidirectional light-trapping

Z. Xu, Y. Yao, E.P Brueckner, L.Li, J. Jiang, R.G. Nuzo, and G.L. Liu and Nanotechnology 25, 305301 (2014)
DOI: 10.1088/0957-4484/25/30/305301

imageCharacterization of Photo-Induced Charge Transfer and Hot Carrier Relaxation Pathways in Spinel Cobalt Oxide (Co3O4)

C.-M. Jiang, L.R. Baker, J.M. Lucas, J. Vura-Weis, A.P. Alivisatos, and S.R. Leone

J. Phys. Chem. C118, 22774-22784 (2014)
DOI: 10.1021/jp5071133

imageMultijunction Solar Cell Efficiencies: Effect of Spectral Window, Optical Environment and Radiative Coupling

C.N. Eisler, Z.R. Abrams, M.T. Sheldon, X. Zhang, and H.A. Atwater

Energy Environ. Sci. 7, 3600-3605(2014)
DOI: 10.1039/c4ee01060d

imageTemperature-Gated Thermal Rectifier for Active Heat Flow Control

J. Zhu, K. Hippalgaonkar, S. Shen, K. Wang, Y. Abate, S. Lee, J. Wu, X. Yin, A. Majumdar, and X. Zhang

Nano Lett. 14, 4867-4872 (2014)

DOI: 10.1021/nl502261m

imageNonimaging Optical Gain in Luminescent Concentration through Photonic Control of Emission Étendue

Y. Shen, Y. Jia, X. Sheng, L. Shen, J.A. Rogers, and N.C. Giebink

ACS Photonics 1, 746-753 (2014).

DOI: 10.1021/ph500196r

imageCoherent and incoherent thermal transport in nanomeshes

N.K. Ravichandran and A.J. Minnich

Phys. Rev. B 89, 205432 (2014)
DOI: 10.1103/PhysRevB.89.205432

imagePrinting-based assembly of quadruple-junction four-terminal microscale solar cells for the realization of high-efficiency modules

X. Sheng, C.A. Bower, S. Bonafede, J.W. Wilson, B.R. Fisher, M. Meitl, H. Yuen, S. Wang, L. Shen, A.R. Banks, C.J. Corcoran, R.G. Nuzzo, S. Burroughs, and J.A. Rogers

Nature Materials 13, 593–598 (2014)
DOI: 10.1038/nmat3946

In the news: [nanowerk] [] [reuters]

imageOperation of lightly doped Si microwires under high-level injection conditions

E.A. Santori, N.C. Strandwitz, R.L. Grimm, B.S. Brunschwig, H.A. Atwater, and N.S. Lewis

Energy Environ. Sci. 7, 2329-2338 (2014)
DOI: 10.1039/C4EE00202D

imageElectrodynamical Light Trapping Using Whispering-Gallery Resonances in Hyperbolic Cavities

C. Wu, A. Salandrino, X. Ni, and X. Zhang

Phys. Rev. X 4, 021015 (2014)
DOI: 10.1103/PhysRevX.4.021015

imageExperimental demonstration of enhanced photon recycling in angle-restricted GaAs solar cells

E.D. Kosten, B.M. Kayes, and H.A. Atwater

Energy Environ. Sci. 7, 1907-1912(2014)
DOI: 10.1039/C3EE43584A

imagePhotoelectrochemical behavior of hierarchically structured Si/WO3 core-shell tandem photoanodes

R.H. Coridan, K.A. Arpin, B.S. Brunschwig, P.V. Braun, and N.S. Lewis

Nano Letters 14, 2310–2317 (2014)
DOI: 10.1021/nl404623t

imageSilicon-Based Visible-Blind Ultraviolet Detection and Imaging Using Down-Shifting Luminophores

X. Sheng, C. Yu, V. Malyarchuk, Y.-H. Lee, S. Kim, T. Kim, L. Shen, C. Horng, J. Lutz, N.C. Giebink, J. Park, J.A. Rogers

Adv. Optical Mater. 2, 314-319 (2014)
DOI: 10.1002/adom.201300475

imageMaterials Chemistry in 3D Templates for Functional Photonics

P.V. Braun

Chem. Mater. 26, 277–286 (2014)

DOI: 10.1021/cm4023437


imageInorganic Micelles as Efficient and Recyclable Micellar Catalysts

Q. Zhang, X.-Z. Shu, J.M. Lucas, F.D. Toste, G.A. Somorjai, and A.P. Alivisatos

Nano Letters 14, 379–383 (2014)
DOI: 10.1021/nl4045372

imageDemonstration of a large-scale optical exceptional point structure

L. Feng, X. Zhu, S. Yang, H. Zhu, P. Zhang, X. Yin, Y. Wang, and X. Zhang

Opt. Express 22, 1760-1767 (2014)

DOI: 10.1364/OE.22.001760

imageLight Trapping Textures Designed by Electromagnetic Optimization for Sub-Wavelength Thick Solar Cells

V. Ganapati, O.D. Miller, and E. Yablonovitch

Journal of Photovoltaics 4, 175-182 (2014)

DOI: 10.1109/JPHOTOV.2013.2280340


imageLuminescent Solar Concentration with Semiconductor Nanorods and Transfer-Printed Micro-Silicon Solar Cells

N.D. Bronstein, L. Li, L. Xu, Y. Yao, V.E. Ferry, A.P. Alivisatos, and R.G. Nuzzo

ACS Nano 8, 44–53 (2013)

DOI: 10.1021/nn404418h

imagePhototropic growth control of nanoscale pattern formation in photoelectrodeposited Se–Te films

B. Sadtler, S.P. Burgos, N.A. Batara, J.A. Beardsleea, H.A. Atwater, and N.S. Lewis

Proc. Natl. Acad. Sci. USA 110, 19707-19712 (2013)

DOI: 10.1073/pnas.1315539110

imagePhotolithographic Olefin Metathesis Polymerization

R.A. Weitekamp, H.A. Atwater, and R.H. Grubbs

J. Am. Chem. Soc. 135, 16817-16820 (2013)

DOI: 10.1021/ja4093083

imageScanning near-field optical microscopy on dense random assemblies of metal nanoparticles

M. Schmid, J. Grandidier, and H.A. Atwater

J. Opt. 15, 125001 (2013)

DOI: 10.1088/2040-8978/15/12/125001

imageThree-dimensional self-assembled photonic crystals with high temperature stability for thermal emission modification

K.A. Arpin, M.D. Losego, A.N. Cloud, H. Ning, J. Mallek, N.P. Sergeant, L. Zhu, Z. Yu, B. Kalanyan, G.N. Parsons, G.S. Girolami, J.R. Abelson, S. Fan and P.V. Braun

Nat. Commun. 4, 2360 (2013)

DOI: 10.1038/ncomms3630

In the news: [ScienceDaily] [cleantechnica] [Scicasts] [materials360] [IEEE Spectrum] [extremeTech] [energymatters] [Stanford news]

imageFemtosecond M2,3-Edge Spectroscopy of Transition-Metal Oxides: Photoinduced Oxidation State Change in α-Fe2O3

J. Vura-Weis, C.-M. Jiang, C. Liu, H. Gao, J.M. Lucas, F. M. F. de Grot, P. Yang, A.P. Alivisatos, and S.R. Leone

J. Phys. Chem. Lett. 4, 3667–3671 (2013)

DOI: 10.1021/jz401997d

imageEnhanced ultraviolet responses in thin-film InGaP solar cells by down-shifting

X. Sheng, C.J. Corcoran, J. Heb, L. Shen, S. Kimd, J. Park, R.G. Nuzzo and J.A. Rogers

Phys. Chem. Chem. Phys. 15, 20434-20437 (2013)

DOI: 10.1039/C3CP54096K

imageAdjoint Shape Optimization Applied to Electromagnetic Design

C.M. Lalau-Keraly, S. Bhargava, O.D. Miller, and E. Yablonovitch

Optics Express 21, 21693-21701 (2013)

DOI: 10.1364/OE.21.021693

imageFabrication and assembly of ultrathin high-efficiency silicon solar microcells integrating electrical passivation and anti-reflection coatings

Y. Yao, E. Brueckner, L. Li, and R. Nuzzo

Energy Environ. Sci. 6, 3071-3079 (2013)

DOI: 10.1039/C3EE42230E

imageLight Trapping in Ultrathin Monocrystalline Silicon Solar Cells

K.J. Yu, L. Gao, J.S. Park, Y.R. Lee, C.J. Corcoran, R.G. Nuzzo, D. Chanda, and J.A. Rogers

Advanced Energy Materials 3, 1401-1406(2013)

DOI: 10.1002/aenm.201300542

image3D Printing of Interdigitated Li-Ion Microbattery Architectures

K. Sun, T.-S. Wei, B.Y. Ahn, J.Y. Seo, S.J. Dillon, and J.A. Lewis

Advanced Materials 25, 4539–4543 (2013)

DOI: 10.1002/adma.201301036

In the news: [DOE Story of Discovery & Innovation] [Nature News] [Wall Street Journal] [Scientific American] [Forbes] [Discovery News] [USA Today] [Engadget] [Nano Werk] [ScienceDaily]

imageMechanisms of Enhanced Optical Absorption for Ultrathin Silicon Solar Micro-Cells with an Integrated Nanostructed Backside Reflector

C.J. Corcoran, S. Kang, L. Li, X. Guo, D. Chanda, and R.G. Nuzzo

ACS Appl. Mater. Interfaces 5, 4239–4246 (2013)

DOI: 10.1021/am400408g

imageGraphene Field Effect Transistor Without an Energy Gap
M.S. Jang, H. Kim, Y.-W. Son, H.A. Atwater, and W.A. Goddard

Proceedings of the National Academy of Sciences 110, 8786-8789 (2013)

imageLigand-Controlled Colloidal Synthesis and Electronic Structure Characterization of Cubic Iron Pyrite (FeS2) Nanocrystals
M.J. Lucas, C.-C. Tuan, S.D. Lounis, D.K. Britt, R. Qiao, W. Yang, A. Lanzara, and A.P. Alivisatos
Chemistry of Materials 25, 1615–1620 (2013)

imageDoubling the Power Output of Bifacial Thin-Film GaAs Solar Cells by Embedding Them in Luminescent Waveguides
X. Sheng, L. Shen, T. Kim, L. Li, X. Wang, R. Dowdy, P. Froeter, K. Shigeta, X. Li, R.G. Nuzzo, N.C. Giebink, and J.A. Rogers

Advanced Energy Materials 3, 991-996 (2013)


imageEnabling New Classes of Templated Materials through Mesoporous Carbon Colloidal Crystals
M.D. Goodman, K.A. Arpin, A. Mihi, N. Tatsuda, K. Yano, and P. V. Braun
Advanced Optical Materials 1, 300–304 (2013)

imageAccounting for Localized Defects in the Optoelectronic Design of Thin-Film Solar Cells
M.G. Deceglie, V.E. Ferry, A.P. Alivisatos, and H.A. Atwater

IEEE Journal of Photovoltaics 3, 599-604 (2013).


image The Opto-Electronics of Solar Cells
E. Yablonovitch and O.D. Miller

IEEE Photonics Society Newsletter 27, 4-5 (2013)

[read it]

imageHighly efficient GaAs solar cells by limiting light emission angle
E.D. Kosten, J.H. Atwater, J. Parsons, A. Polman, and H.A. Atwater
Light: Science & Applications 2, e45 (2013)

imageSize-Dependent Assemblies of Nanoparticle Mixtures in Thin Films
J. Kao, P. Bai, J.M. Lucas, A.P. Alivisatos, and T. Xu

Journal of the American Chemical Society 135, 1680-1683 (2013)


imageNanoporous silicon networks as anodes for lithium ion batteries
J. Zhu, C. Gladden, N. Liu, Y. Cui and X. Zhang
Physical Chemistry Chemical Physics 15, 440-443 (2013)


imageHeterojunction Silicon Microwire Solar Cells
M. Ghargi, E. Fathi, S. Sivoththaman, and X. Zhang

Nano Letters 12, 6278–6282 (2012).
DOI: 10.1002/nl3033813


imageSolar cell efficiency enhancement via light trapping in printable resonant dielectric nanosphere arrays
J. Grandidier, R.A. Weitekamp, M.G. Deceglie, D.M. Callahan, C. Battaglia, C.R. Bukowsky, C. Ballif, R.H. Grubbs, and H.A. Atwater
Physica Status Solidi A 210, 255-260 (2012)
DOI: 10.1002/pssa.201228690

[supporting information]

imageMagnetic Field Alignment of Randomly Oriented, High Aspect Ratio Silicon Microwires into Vertically Oriented Arrays
J.A. Beardslee, B. Sadtler, and N.S. Lewis
ACS Nano 6, 10303–10310 (2012)
DOI: 10.1021/nn304180k

imageNear-Field Electromagnetic Theory for Thin Solar Cells
A. Niv, M. Gharghi, C. Gladden, O.D. Miller, and X. Zhang
Physical Review Letters 109, 138701 (2012)
DOI: 10.1103/PhysRevLett.109.138701

In the news: [] [APS synopsis]

imageDetermination of the Quantum Dot Band Gap Dependence on Particle Size from Optical Absorbance and Transmission Electron Microscopy Measurements
D. Segets, J.M. Lucas, R.N. Klupp Taylor, M. Scheele, H. Zheng, A.P. Alivisatos, and W. Peukert
ACS Nano 6, 9021-9032 (2012)
DOI: 10.1021/nn303130d

imageRapid self-assembly of brush block copolymers to photonic crystals
B.R. Sveinbjornsson, R.A. Weitekamp, G.M. Miyakea, Y. Xiaa, H.A. Atwater, and R.H. Grubbs
Proceedings of the National Academy of Sciences of the United States of America (2012)
DOI: 10.1073/pnas.1213055109

imageLarge-Area Low-Cost Plasmonic Nanostructures in the NIR for Fano Resonant Sensing
J. Zhao, C. Zhang, P.V. Braun, and H. Giessen
Advanced Materials 24, OP247–OP252 (2012)
DOI: 10.1002/adma.201202109

imageDielectric Core–Shell Optical Antennas for Strong Solar Absorption Enhancement
Y. Yu, V.E. Ferry, A.P. Alivisatos, and L. Cao
Nano Letters 12, 3674–3681 (2012)
DOI: 10.1021/nl301435r

imageDesign of Nanostructured Solar Cells Using Coupled Optical and Electrical Modeling
M.G. Deceglie, V.E. Ferry, A.P. Alivisatos, and H.A. Atwater
Nano Letters 12, 2894–2900 (2012)
DOI: 10.1021/nl300483y

imageRadiative Lifetime Modification of LaF3:Nd Nanoparticles Embedded in Three Dimensional Silicon Photonic Crystals
H. Ning, A. Mihi, J.B. Geddes III, M. Miyake, and P.V. Braun
Advanced Materials 24, OP153-OP158 (2012)
DOI: 10.1002/adma.201104769

imageSimulations of solar cell absorption enhancement using resonant modes of a nanosphere array
J. Grandidier, M.G. Deceglie, D.M. Callahan, and H.A. Atwater

Journal of Photonics for Energy 2, 024502 (2012).

DOI: 10.1117/1.JPE.2.024502

imageX-Ray Computed Tomography of Holographically Fabricated Three-Dimensional Photonic Crystals
Y.-C. Chen, J.B. Geddes III, L. Yin, P. Wiltzius, and P.V. Braun
Advanced Materials 24, 2863–2868 (2012)
DOI: 10.1002/adma.201200411

imageStrong Internal and External Luminescence as Solar Cells Approach the Shockley–Queisser Limit
O.D. Miller, E. Yablonovitch, and S.R. Kurtz
IEEE Journal of Photovoltaics 2, 303-311 (2012)
DOI: 10.1109/JPHOTOV.2012.2198434

In the news: [] [Smart Planet] [CleanEnergy Authority] [Semiconductor Today] [CleanTechnica] []

imageLight trapping beyond the 4n2 limit in thin waveguides
J. Munday, D. Callahan, and H.A. Atwater
Applied Physics Letters 100, 121121 (2012)
DOI: 10.1016/j.solmat.2011.12.019

imagePhotonic design principles for ultrahigh-efficiency photovoltaics
A. Polman and H.A. Atwater
Nature Materials 11, 174–177 (2012)
DOI: 10.1038/nmat3263

imageAnaerobic, nitrate-dependent oxidation of pyrite nanoparticles by thiobacillus denitrificans
J. Bosch, K.Y. Lee, G. Jordan, K.W. Kim, R.U. Meckenstock
Environmental Science & Technology 46, 2095-2101 (2012)
DOI: 10.1021/es2022329

imageSolar cell light trapping beyond the ray optic limit
D.M. Callahan, J.N. Munday, H.A. Atwater
Nano Letters 12, 214-218 (2012)
DOI: 10.1021/nl203351k

In the news: []

imageGallium arsenide solar cell absorption enhancement using whispering gallery modes of dielectric nanospheres
J. Grandidier, D.M. Callahan, J.N. Munday, H.A. Atwater
IEEE Journal of Photovoltaics 2, 123-128 (2012)
DOI: 10.1109/JPHOTOV.2011.2180512

imageTheoretical efficiency of 3rd generation solar cells: Comparison between carrier multiplication and down-conversion
Z.R. Abrams, M. Gharghi, Majid, A. Niv, C. Gladden, and X. Zhang
Solar Energy Materials and Solar Cells 99, 308-315 (2012)
DOI: 10.1016/j.solmat.2011.12.019

imageTriangular elastomeric stamps for optical applications: Near-field phase shift photolithography, 3D proximity field patterning, embossed antireflective coatings, and SERS sensing
A.M. Bowen, M.J. Motala, J.M. Lucas, S. Gupta, A.J. Baca, A. Mihi, A.P. Alivisatos, P.V. Braun, and R.G. Nuzzo
Advanced Functional Materials
24, 2927–2938 (2012)

DOI: 10.1002/adfm.201102455

imageMetal–polymer–metal split-dipole nanoantennas
D.M. O'Carroll, J.S. Fakonas, D.M. Callahan, M. Schierhorn, and H.A. Atwater
Advanced Materials 24, OP136-OP142 (2012)

DOI: 10.1002/adma.201103396

imageOvercoming the bandgap limitation on solar cell materials
A. Niv, Z.R. Abrams, C. Gladden, and X. Zhang
Applied Physical Letters 100, 083901 (2012)
DOI: 10.1063/1.3682101

imagePhotoanodic behavior of vapor-liquid-solid-grown, lightly doped, crystalline Si microwire arrays
E.A. Santori, J.R. Maiolo, M.J. Bierman, N.C. Strandwitz, M.D. Kelzenberg, B.S. Brunschwig, H.A. Atwater, and N.S. Lewis
Energy & Environmental Science 5, 6867-6871 (2012)
DOI: 10.1039/c2ee03468a


imageA graphene-based broadband optical modulator
M. Liu, X. Yin, E. Ulin-Avila, B. Geng, T. Zentgraf, L. Ju, F. Wang, and X. Zhang
Nature 474, 64-67 (2011). DOI: 10.1038/nature10067

imagePlanar and three-dimensional printing of conductive inks
B.Y. Ahn, S.B. Walker, S.C. Slimmer, A. Russo, A. Gupta, S. Kranz, E.B. Duoss, T.F. Malkowski, and J. Lewis
Journal of Visualized Experiments 58, e3189 (2011)
DOI: 10.3791/3189

imageBroadband polarization-independent resonant light absorption using ultrathin plasmonic super absorbers
K. Aydin, V.E. Ferry, R.M. Briggs and H.A. Atwater
Nature Communications 2, 517 (2011)
DOI: 10.1038/ncomms1528

In the news: [MIT technology review]

imagePlasmonic rainbow trapping structures for light localization and spectrum splitting
M.S. Jang and H.A. Atwater
Physical Review Letters 107, 207401 (2011)
DOI: 10.1103/PhysRevLett.107.207401

imageMicrophotonic parabolic light directors fabricated by two-photon lithography
J.H. Atwater, P. Spinelli, E.D. Kosten, J. Parsons, C. Van Lare, J. Van de Groep, J. Garcia de Abajo, A. Polman, H.A. Atwater
Applied Physics Letters 99, 151113 (2011)
DOI: 10.1063/1.3648115

imageProgrammable chemical gradient patterns by soft grayscale lithography
A.M. Bowen, J.A. Ritchey, J.S. Moore, R.G. Nuzzo
Small 7, 3350-3362 (2011)
DOI: 10.1002/smll.201100920

imagePhotovoltaic performance of ultrasmall PbSe quantum dots
W. Ma, S.L. Swisher, T. Ewers, J. Engel, V.E. Ferry, H.A. Atwater and A.P. Alivisatos
ACS Nano 5, 8140–8147 (2011)
DOI: 10.1021/nn202786g

imageSolar energy enhancement using down-converting particles: A rigorous approach
Z.R. Abrams, A. Niv and X. Zhang
Journal of Applied Physics 109, 114905 (2011)
DOI: 10.1063/1.3592297

imageFlexible concentrator photovoltaics based on microscale silicon solar cells embedded in luminescent waveguides
J. Yoon, L. Li, A.V. Semichaevsky, J.H. Ryu, H.T. Johnson, R.G. Nuzzo and J.A. Rogers
Nature Communications 2, 343 (2011)
DOI: 10.1038/ncomms1318

imageSoft embossing of nanoscale optical and plasmonic structures in glass
J. Yao, A.P. Le, M.V. Schulmerich, J. Maria, T.W. Lee, S.K. Gray, R. Bhargava, J.A. Rogers and R.G. Nuzzo
ACS Nano 5, 5763-5774 (2011)
DOI: 10.1021/nn201464t

imageEpitaxial growth of three-dimensionally architectured optoelectronic devices
E.C. Nelson, N.L. Dias, K.P. Bassett, S.N. Dunham, V. Verma, M. Miyake, P. Wiltzius, J.A. Rogers, J.J. Coleman, X. Li, P.V. Braun
Nature Materials 10, 676-681 (2011)
DOI: 10.1038/nmat3071

In the news: [DOE Story of Discovery & Innovation] [Science Daily] [R&D Magazine] [Materials Today] [Technology Review] [podcast] [Photonics Spectra]

imageTransfer of preformed three-dimensional photonic crystals onto dye-sensitized solar cells
A. Mihi, C. Zhang and P.V. Braun
Angewandte Chemie International Edition 50, 5712-5715 (2011)
DOI: 10.1002/anie.201100446

imageTransparent conductive grids via direct writing of silver nanoparticle inks
B.Y. Ahn, D.J. Lorang, J.A. Lewis
Nanoscale 3, 2700-2702 (2011)
DOI: 10.1039/C1NR10048C

imageCu2O inverse woodpile photonic crystals by prism holographic lithography and electrodeposition
S.G. Park, M. Miyake, S.M. Yang and P.V. Braun
Advanced Materials 23, 2749-2752 (2011)
DOI: 10.1002/adma.201004547

imageQuasi-two-dimensional optomechanical crystals with a complete phononic bandgap
T.P. Alegre, A. Safavi-Naeini, M. Winger and O.J. Painter
Optics Express 19, 5658 (2011)
DOI: 10.1364/OE.19.005658

imageLight absorption enhancement in thin-film solar cells using whispering gallery modes in dielectric nanospheres
J. Grandidier, D.M. Callahan, J.N. Munday and H.A. Atwater
Advanced Materials 23, 1272-1276 (2011)
DOI: 10.1002/adma.201190028

In the news: []

imageRay optical light trapping in silicon microwires: exceeding the 2n2 intensity limit
E.D. Kosten, E.L. Warren and H.A. Atwater
Optics Express 19, 3316-3331 (2011)
DOI: 10.1364/OE.19.003316

imageDesigning colloidal suspensions for directed materials assembly
J.C. Conrad, S.R. Ferreira, J. Yoshikawa, R.F. Sheperd, B.Y. Ahn and J.A. Lewis
Current Opinion in Colloid & Interface Science 16, 71-79 (2011)
DOI: 10.1016/j.cocis.2010.11.002

imageHigh-performance Si microwire photovoltaics
M.D. Kelzenberg, D.B. Turner-Evans, M.C. Putnam, S.W. Boettcher, R.M. Briggs, J.Y. Baek, N.S. Lewis and H.A. Atwater
Energy & Environmental Science 4, 866-871 (2011)
DOI: 10.1039/C0EE00549E



imageOptomechanics in an ultrahigh-Q two-dimensional photonic crystal cavity
A. Safavi-Naeini, T.P. Alegre, M. Winger and O.J. Painter
Applied Physics Letters 97, 181106 (2010)
DOI: 10.1063/1.3507288

imageDirect-write assembly of microperiodic planar and spanning ITO microelectrodes
B.Y. Ahn, D.J. Lorang, E.B. Duoss and J.A. Lewis
Chemical Communications 46, 7118-7120 (2010)
DOI: 10.1039/C0CC01691H

imageDual exposure, two-photon, conformal phasemask lithography for three dimensional silicon inverse woodpile photonic crystals
D.J. Shir, E.C. Nelson, D. Chanda, A. Brzezinski, P.V. Braun, J.A. Rogers and P.J. Wiltzius
Journal of Vacuum Science and Technology B 28, 783-788 (2010)
DOI: 10.1116/1.3456181

imageFast response photonic crystal pH sensor based on templated photopolymerized hydrogel inverse opal
J. Shin, P.V. Braun and W. Lee
Sensors and Actuators B 150, 183-190 (2010)
DOI: 10.1016/j.snb.2010.07.018

imageTime-dependent behavior of a localized electron at a heterojunction boundary of graphene
M.S. Jang, H. Kim, H.A. Atwater and W.A Goddard
Applied Physics Letters 97, 043504 (2010)
DOI: 10.1063/1.3454909

imageHigh quality factor metallodielectric hybrid plasmonic-photonic crystals
X. Yu, L. Shi, D. Han, J. Zi and P.V. Braun
Advanced Functional Materials 20, 1910-1916 (2010)
DOI: 10.1002/adfm.201000135

imageSi microwire array solar cells
M.C. Putnam, S.W. Boettcher, M.D. Kelzenberg, D.B. Turner-Evans, J.M. Spurgeon, E.L. Warren, R.M. Briggs, N.S. Lewis and H.A. Atwater
Energy & Environmental Science 3, 1037-1041 (2010)
DOI: 10.1039/C0EE00014K

imagePerformance of ultrathin silicon solar microcells with nanostructures of relief formed by soft imprint lithography for broad band absorption enhancement
D.J. Shir, J. Yoon, D. Chanda, J.H. Ryu and J.A. Rogers
Nano Letters 10, 3041-3046 (2010)
DOI: 10.1021/nl101510q

imageDesign of optomechanical cavities and waveguides on a simultaneous bandgap phononic-photonic crystal slab
A. Safavi-Naeini and O.J. Painter
Optics Express 18, 14926-14943 (2010)
DOI: 10.1364/OE.18.014926

imageHolographically defined nanoparticle placement in 3D colloidal crystals
Y. Jun, D. Yu, M.C. George and P.V. Braun
Journal of the American Chemical Society 132, 9958-9959 (2010)
DOI: 10.1021/ja1023628

imageSymmetry breaking and strong coupling in planar optical metamaterials.
K. Aydin, I.M. Pryce and H.A. Atwater
Optics Express 18, 13407-13417 (2010)
DOI: 10.1364/OE.18.013407

imageNegative refractive index in coaxial plasmon waveguides
R. de Waele, S.P. Burgos, H.A. Atwater and A. Polman
Optics Express 18, 12770-12778 (2010)
DOI: 10.1364/OE.18.012770

imageEnhanced absorption and carrier collection in Si wire arrays for photovoltaic applications
M.D. Kelzenberg, S.W. Boettcher, J.A. Petykiewicz, D.B. Turner-Evans, M.C. Putnam, E.L. Warren, J.M. Spurgeon, R.M. Briggs, N.S. Lewis and H.A. Atwater
Nature Materials 9, 239-244 (2010)
DOI: 10.1038/nmat2635

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imageA single-layer wide-angle negative-index metamaterial at visible frequencies
S.P. Burgos, R. de Waele, A. Polman and H.A. Atwater
Nature Materials 9, 407-412 (2010)
DOI: 10.1038/nmat2747

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