• Publications
  • Influence
Polymer Photovoltaic Cells: Enhanced Efficiencies via a Network of Internal Donor-Acceptor Heterojunctions
The carrier collection efficiency (ηc) and energy conversion efficiency (ηe) of polymer photovoltaic cells were improved by blending of the semiconducting polymer with C60 or its functionalizedExpand
  • 8,139
  • 58
  • PDF
Bulk heterojunction solar cells with internal quantum efficiency approaching 100
A polymer solar-cell based on a bulk hetereojunction design with an internal quantum efficiency of over 90% across the visible spectrum (425 nm to 575 nm) is reported. The device exhibits aExpand
  • 3,606
  • 48
  • PDF
Design Rules for Donors in Bulk‐Heterojunction Solar Cells—Towards 10 % Energy‐Conversion Efficiency
There has been an intensive search for cost-effective photovoltaics since the development of the first solar cells in the 1950s. [1–3] Among all alternative technologies to silicon-based pn-junctionExpand
  • 4,014
  • 43
  • PDF
Synthesis of electrically conducting organic polymers: halogen derivatives of polyacetylene, (CH)x
When silvery films of the semiconducting polymer, trans‘polyacetylene’, (CH)x, are exposed to chlorine, bromine, or iodine vapour, uptake of halogen occurs, and the conductivity increases markedlyExpand
  • 2,521
  • 36
Efficient Tandem Polymer Solar Cells Fabricated by All-Solution Processing
Tandem solar cells, in which two solar cells with different absorption characteristics are linked to use a wider range of the solar spectrum, were fabricated with each layer processed from solutionExpand
  • 2,912
  • 32
  • PDF
Solitons in polyacetylene
We present a theoretical study of soliton formation in long-chain polyenes, including the energy of formation, length, mass, and activation energy for motion. The results provide an explanation ofExpand
  • 2,983
  • 31
Electrical Conductivity in Doped Polyacetylene.
Doped polyacetylene forms a new class of conducting polymers in which the electrical conductivity can be systematically and continuously varied over a range of eleven orders of magnitude. TransportExpand
  • 2,516
  • 30
Thermally stable, efficient polymer solar cells with nanoscale control of the interpenetrating network morphology
By applying the specific fabrication conditions summarized in the Experimental section and post-production annealing at 150 °C, polymer solar cells with power-conversion efficiency approaching 5 %Expand
  • 4,050
  • 28
Photoinduced Electron Transfer from a Conducting Polymer to Buckminsterfullerene
Evidence for photoinduced electron transfer from the excited state of a conducting polymer onto buckminsterfullerene, C60, is reported. After photo-excitation of the conjugated polymer with light ofExpand
  • 3,436
  • 28
Efficiency enhancement in low-bandgap polymer solar cells by processing with alkane dithiols.
High charge-separation efficiency combined with the reduced fabrication costs associated with solution processing and the potential for implementation on flexible substrates make 'plastic' solarExpand
  • 2,771
  • 23
  • PDF