Solid state energy conversion device

The process of making a solid state energy conversion device for emitting white electromagnetic radiation upon excitation by electrical energy, comprising the steps of:

• providing a wide bandgap semiconductor material;
• applying first dopant atoms, second dopant atoms and third dopant atoms to a surface of the wide bandgap semiconductor material;
• directing a thermal energy beam onto the wide bandgap semiconductor material in the presence of the first, second and third dopant atoms for converting a region within the wide bandgap semiconductor material able to emit red electromagnetic radiation, green electromagnetic radiation and blue electromagnetic radiation upon excitation by electrical energy;
• and
• forming Ohmic conductors for exciting the region of the wide bandgap semiconductor material with electrical energy enabling the sum of the red, green and blue electromagnetic radiation producing a white electromagnetic radiation.

The process of making a solid state energy conversion device for emitting white electromagnetic radiation upon excitation by electrical energy, comprising the steps of:

• providing a silicon carbide wide bandgap semiconductor material;
• applying nitrogen dopant atoms, chromium dopant atoms and aluminum dopant atoms to a surface of the silicon carbide wide bandgap semiconductor material;
• directing a thermal energy beam onto the silicon carbide wide bandgap semiconductor material in the presence of the nitrogen, chromium and aluminum dopant atoms for converting a region within the silicon carbide wide bandgap semiconductor material able to emit red electromagnetic radiation, green electromagnetic radiation and blue electromagnetic radiation upon excitation by electrical energy;
• and
• forming Ohmic conductors for exciting the region of the silicon carbide wide bandgap semiconductor material with electrical energy enabling the sum of the red, green and blue electromagnetic radiation producing a white electromagnetic radiation.

The process of making a solid state energy conversion device for emitting electromagnetic radiation upon excitation by electrical energy, comprising the steps of

• providing a wide bandgap semiconductor material;
• applying at least a first dopant atoms to a surface of the wide bandgap semiconductor material;
• directing a thermal energy beam onto the wide bandgap semiconductor material in the presence of at least the first dopant atoms to create at least a first donor-acceptor pair within the wide bandgap semiconductor material capable of emitting electromagnetic radiation upon the recombination of the first donor-acceptor pair upon excitation by electrical energy;
• and
• forming Ohmic conductors to the region of the wide bandgap semiconductor material for applying electrical energy for exciting the first donor-acceptor pair to emit electromagnetic radiation upon recombination of the first donor-acceptor pair.

The process of making a solid state energy conversion device for producing electrical energy upon impingement of electromagnetic radiation, comprising the steps of:

• providing a wide bandgap semiconductor material;
• applying dopant atoms to a surface of the wide bandgap semiconductor material;
• directing a thermal energy beam onto the wide bandgap semiconductor material in the presence of the dopant atoms for converting a region within the wide bandgap semiconductor material able to produce electrical energy upon excitation by electromagnetic radiation;
• and
• forming Ohmic conductors for directing electrical energy from the region of the wide bandgap semiconductor material upon impingement of electromagnetic radiation onto the region of the wide bandgap semiconductor material.