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Publications

  1. Hybrid magnonics with localized spoof surface-plasmon polaritons

  2. Covalent Functionalization of Silicon with Plasma-Grown “Fuzzy” Graphene: Robust Aqueous Photoelectrodes for CO2 Reduction by Molecular Catalysts

  3. Magnon-photon coupling in an opto-electro-magnonic oscillator

  4. Understanding the Electronic Transport of Al–Si and Al–Ge Nanojunctions by Exploiting Temperature-Dependent Bias Spectroscopy

  5. Nanoscale Reconfigurable Si Transistors: From Wires to Sheets and Unto Multi‐Wire Channels

  6. Coordination of copper within a crystalline carbon nitride and its catalytic reduction of CO2

  7. Combinatorial split-ring and spiral metaresonator for efficient magnon-photon coupling

  8. Monolayer-like Exciton Recombination Dynamics of Multilayer MoSe2 Observed by Pump–Probe Microscopy

  9. Epitaxially Grown Silicon Nanowires with a Gold Molecular Adhesion Layer for Core/Shell Structures with Compact Mie and Plasmon Resonances

  10. Omega-Gate Silicon Nanowire Geometric Diodes with Reconfigurable Self-Switching Operation and THz Rectification

  11. Optical Nonlinearity in Silicon Nanowires Enabled by Bound States in the Continuum

  12. Identifying a ‘Raoult’s Law’ Relationship to Modulate the Stoichiometry of Hybrid Perovskite Films by Amino-Deliquescence/Efflorescence in Mixed Amine Vapors

  13. Multi-Electron Transfer at H-Terminated p-Si Electrolyte Interfaces: Large Photovoltages under Inversion Conditions

  14. Influence of Geometry on Quasi-Ballistic Behavior in Silicon Nanowire Geometric Diodes

  15. In Situ Attenuated Total Reflectance Infrared Spectroelectrochemistry (ATR-IR-SEC) for the Characterization of Molecular Redox Processes on Surface-Proximal Doped Silicon ATR Crystal Working Electrodes

  16. Water splitting with silicon p–i–n superlattices suspended in solution

  17. Research Briefings | Designer Silicon Nanowires Produce Hydrogen from Water and Light

  18. Synthesis and Surface Attachment of Molecular Re(I) Complexes Supported by Functionalized Bipyridyl Ligands

  19. Aqueous Photoelectrochemical CO2 Reduction to CO and Methanol over a Silicon Photocathode Functionalized with a Cobalt Phthalocyanine Molecular Catalyst

  20. Reconfigurable Complementary and Combinational Logic Based on Monolithic and Single-Crystalline Al-Si Heterostructures

  21. Monolithic and Single-Crystalline Aluminum–Silicon Heterostructures

  22. Unveiling the complex configurational landscape of the intralayer cavities in a crystalline carbon nitride

  23. Influence of Surface and Structural Variations in Donor–Acceptor–Donor Sensitizers on Photoelectrocatalytic Water Splitting

  24. Lithographically Patterning Hybrid Perovskite Single Crystals by Surface-Engineered Amino-Deliquescence/Efflorescence

  25. Amino-deliquescence and Amino-efflorescence of Methylammonium Lead Iodide

  26. Electrostatic Tip Effects in Scanning Probe Microscopy of Nanostructures

  27. Enabling Aqueous NiO Photocathodes by Passivating Surface Sites that Facilitate Proton-Coupled Charge Transfer
  28. Organic Chromophores Designed for Hole Injection into Wide-Band-Gap Metal Oxides for Solar Fuel Applications
  29. Remote nongenetic optical modulation of neuronal activity using fuzzy graphene
  30. Abrupt degenerately-doped silicon nanowire tunnel junctions
  31. Ratcheting Quasi-ballistic Electrons in Silicon Geometric Diodes at Room Temperature
  32. Semi-transparent, Flexible, and Electrically Conductive Silicon Mesh by Capillarity-driven Welding of Vapor-liquid-solid-grown Nanowires over Large Areas
  33. Cation Effects in p-Type Dye Sensitized Solar Cells
  34. Geometric Nanophotonics: Light Management in Single Nanowires through Morphology
  35. Observation of Phonon Propagation in Germanium Nanowires Using Femtosecond Pump–Probe Microscopy
  36. Optical Bound States in the Continuum with Nanowire Geometric Superlattices
  37. Solvent-Engineered Stress in Nanoscale Materials
  38. Tuning Electroluminescence from a Plasmonic Cavity-Coupled Silicon Light Source
  39. Interplay of Surface Recombination and Diode Geometry for the Performance of Axial p-i-n Nanowire Solar Cells
  40. Mie-Coupled Bound Guided States in Nanowire Geometric Superlattices
  41. Self-Catalyzed Vapor-Liquid-Solid Growth of Lead Halide Nanowires and Conversion to Hybrid Perovskites
  42. Enhancement of Light Absorption in Silicon Nanowire Photovoltaic Devices with Dielectric and Metallic Grating Structures
  43. Mapping Free Carriers in Multijunction Silicon Nanowires Using Infrared Near-Field Optical Microscopy
  44. Nature Nanotechnology News and Views -- Optoelectronics: Letting Photons out of the Gate
  45. Encoding Highly Non-Equilibrium Boron Concentrations and Abrupt Morphology in P-Type/N-Type Silicon Nanowire Superlattices
  46. Interfacial Electron Transfer Yields in Dye-Sensitized NiO Photocathodes Correlated to Excited-State Dipole Orientation of Ruthenium Chromophores
  47. Probing Intrawire, Interwire, and Diameter-Dependent Variations in Silicon Nanowire Surface Trap Density with Pump–Probe Microscopy
  48. Material Informatics Driven Design and Experimental Validation of Lead Titanate as an Aqueous Solar Photocathode
  49. Designing Morphology in Epitaxial Silicon Nanowires: The Role of Gold, Surface Chemistry, and Phosphorus Doping
  50. All-in-one Derivatized Tandem p+n-Silicon-SnO2/TiO2 Water Splitting Photoelectrochemical Cell
  51. Barrierless Switching between a Liquid and Superheated Solid Catalyst during Nanowire Growth
  52. Capillarity-Driven Welding of Semiconductor Nanowires for Crystalline and Electrically Ohmic Junctions
  53. Passivation of Nickel Vacancy Defects in Nickel Oxide Solar Cells by Targeted Atomic Deposition of Boron
  54. Chemically Engraving Semiconductor Nanowires: Using Three-Dimensional Nanoscale Morphology to Encode Functionality from the Bottom Up
  55. Site-Selective Passivation of Defects in NiO Solar Photocathodes by Targeted Atomic Deposition
  56. Understanding the Vapor-Liquid-Solid Mechanism of Si Nanowire Growth and Doping to Synthetically Encode Precise Nanoscale Morphology

  57. Designing Plasmon-Enhanced Thermochromic Films Using a Vanadium Dioxide Nanoparticle Elastomeric Composite
  58. Imaging Spatial Variations in the Dissipation and Transport of Thermal Energy within Individual Silicon Nanowires Using Ultrafast Microscopy
  59. Compositionally-Tunable Mechanochemical Synthesis of ZnxCo3-xO4 Nanoparticles for Mesoporous p-Type Photocathodes
  60. Doubling Absorption in Nanowire Solar Cells with Dielectric Shell Optical Antennas
  61. Encoding Abrupt and Uniform Dopant Profiles in Vapor-Liquid-Solid Nanowires by Suppressing the Reservoir Effect of the Liquid Catalyst
  62. Sensitized Zinc Cobalt Oxide Spinel P-type Photoelectrodes
  63. Reversible Strain-Induced Electron-Hole Recombination in Silicon Nanowires Observed with Femtosecond Pump-Probe Microscopy
  64. Waveguide Scattering Microscopy for Dark-Field Imaging and Spectroscopy of Photonic Nanostructures
  65. Hierarchically-Structured NiO Nanoplatelets as Mesoscale p-Type Photocathodes for Dye-Sensitized Solar Cells
  66. Imaging Charge Separation and Carrier Recombination in Nanowire p-i-n Junctions Using Ultrafast Microscopy
  67. Identifying Crystallization and Incorporation Limited Regimes During Vapor-Liquid-Solid Growth of Si Nanowires
  68. Ultrafast Carrier Dynamics in Individual Silicon Nanowires: Characterization of Diameter-Dependent Carrier Lifetime and Surface Recombination with Pump-Probe Microscopy
  69. Ultrafast Carrier Dynamics of Silicon Nanowire Ensembles: The Impact of Geometrical Heterogeneity on Charge Carrier Lifetime
  70. Synthetically Encoding 10-nm Morphology in Silicon Nanowires
  71. Click here for more group publications

Funding

UNC College of Arts and Science
http://www.college.unc.edu
Packard Foundation
http://www.packard.org/
National Science Foundation (NSF)
http://www.nsf.gov
Sloan Foundation
http://www.sloan.org
Research Corporation of Science Advancement
http://www.rescorp.org/
Department of Energy (DOE)
CHASE
http://www.solarhub.unc.edu

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