Organic optoelectronic devices and applications thereof

A method of producing a photovoltaic cell comprising:

• providing an optical fiber core;
• disposing a radiation transmissive first electrode on a surface of the core;
• disposing at least one photosensitive organic layer in electrical communication with the first electrode;
• and
• disposing a metal second electrode having a thickness of 100 nm to 1 μm in electrical communication with the photosensitive organic layer, the metal second electrode being a reflective and continuous metal layer enclosing the photosensitive organic layer;
• or disposing a second electrode in electrical communication with the photosensitive organic layer and a reflective and continuous external metal contact enclosing the second electrode;
• or disposing a reflective second electrode in electrical communication with the photosensitive organic layer and a reflective and continuous external metal contact enclosing the reflective second electrode,
• wherein the photovoltaic cell is operable to pass radiation into the photosensitive organic layer from an interior of the optical fiber core.

An apparatus comprising:

• an optical fiber core;
• a radiation transmissive first electrode surrounding the fiber core;
• a plurality of photosensitive organic layers surrounding the first electrode and electrically connected to the first electrode;
• and
• a second electrode enclosing the plurality of photosensitive organic layers and electrically connected to the plurality of photosensitive organic layers, wherein
• the second electrode is a reflective and continuous metal layer having a thickness of 100 nm to 1 μm;
• or
• wherein the apparatus comprises a reflective and continuous external metal contact enclosing the second electrode;
• or
• wherein the second electrode is reflective and the apparatus comprises a reflective and continuous external metal contact enclosing the second electrode, wherein the apparatus is operable to pass radiation into the plurality of photosensitive organic layers from an interior of the optical fiber core.

An apparatus comprising:

• an optical fiber core;
• a plurality of photosensitive regions disposed along the longitudinal axis of the fiber core, each photosensitive region comprising:
• a radiation transmissive first electrode surrounding the fiber core;
• at least one photosensitive organic layer surrounding the first electrode and;
• a second electrode surrounding the organic layer and electrically connected to the organic layer,
• wherein the optical fiber core is coated with a non-radiation transmissive material between the photosensitive regions and wherein the apparatus is operable to pass radiation into the plurality of photosensitive regions from an interior of the optical fiber core.

An apparatus comprising:

• an optical fiber core;
• a radiation transmissive first electrode surrounding the fiber core;
• at least one photosensitive organic layer surrounding the first electrode and electrically connected to the first electrode;
• and
• a metal second electrode having a thickness ranging from about 100 nm to about 1 μm enclosing the organic layer and electrically connected to the organic layer, the metal second electrode being a reflective and continuous metal layer,
• wherein the apparatus is operable to pass radiation into the photosensitive organic layer from an interior of the optical fiber core.

An apparatus comprising:

• an optical fiber core;
• a radiation transmissive first electrode surrounding the fiber core;
• at least one photosensitive organic layer surrounding the first electrode and electrically connected to the first electrode;
• a second electrode surrounding the photosensitive organic layer and electrically connected to the photosensitive organic layer;
• and
• a reflective and continuous external metal contact enclosing the second electrode,
• wherein the apparatus is operable to pass radiation into the photosensitive organic layer from an interior of the optical fiber core.