Microplasma generating array

A microplasma generator comprising:

• a substrate of dielectric material;
• a first plurality of conductive resonators disposed on a first surface of the substrate;
• a coupling strip electrically coupling each resonator in the first plurality together;
• a second plurality of conductive resonators disposed on the first surface of the substrate,
• wherein each resonator of the first plurality is arranged with respect to a corresponding resonator of the second plurality to define a gap between a first end of each corresponding resonator;
• a ground plane disposed on a second surface of the substrate;
• wherein a second end of each resonator in the first and second pluralities of resonators is electrically coupled to the ground plane;
• and
• a power input connector coupled to at least one resonator in the first plurality of resonators at a first predetermined distance from the second end of the at least one resonator,
• wherein the first predetermined distance is chosen as a function of an impedance of the at least one resonator.

A microplasma generator comprising:

• a block of dielectric material;
• a ground plane disposed on a first surface of the block;
• a plurality of spaced apart resonators disposed in the block, the resonators substantially parallel to one another;
• wherein a first end of each resonator is electrically coupled to the ground plane and a second end of each resonator is exposed in a second surface of the dielectric block;
• and
• a power input connector is coupled to at least one of the resonators a first predetermined distance from the first end,
• wherein the first predetermined distance is chosen as a function of an impedance of the at least one resonator.

A tunable absorber comprising:

• a microplasma generator comprising:
• a block of dielectric material;
• a ground plane disposed on a first surface of the block;
• a plurality of spaced apart resonators disposed in the block, the resonators substantially parallel to one another and each having a first end electrically coupled to the ground plane and a second end exposed in a second surface of the dielectric block;
• a power input connector coupled to at least one of the resonators a first predetermined distance from the first end chosen as a function of an impedance of the at least one resonator;
• and
• a layer of metamaterial comprising metallic inclusions in a dielectric media disposed opposite the second surface of the dielectric block.

A microplasma generator comprising:

• a substrate of dielectric material;
• a plurality of conductive resonators disposed on a first surface of the substrate;
• a coupling strip electrically coupling each resonator in the plurality of conductive resonators together;
• a conductive strip disposed on the first surface of the substrate,
• wherein each resonator of the plurality of conductive resonators is arranged with respect to the conductive strip to define a gap between a first end of each corresponding resonator and the conductive strip;
• a ground plane disposed on a second surface of the substrate;
• wherein the ground plane and a second end of each resonator in the plurality of conductive resonators are electrically coupled to the ground plane;
• and
• a power input connector coupled to at least one resonator in the plurality of conductive resonators at a first predetermined distance from the second end of the at least one resonator,
• wherein the first predetermined distance is chosen as a function of an impedance of the at least one resonator.