It's a picture!

Read more

Group news

Find us on social media: @CahoonLabUNC


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

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

  3. Electrostatic Tip Effects in Scanning Probe Microscopy of Nanostructures

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

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


UNC College of Arts and Science
Packard Foundation
National Science Foundation (NSF)
Sloan Foundation
Research Corporation of Science Advancement
Department of Energy (DOE)
Energy Frontier Research Center (EFRC)