Abstract: A quantum method, includes initializing, by a quantum circuit, four registers, and two qubits in the quantum circuit. The quantum method further includes searching, by the quantum circuit, a uniform/weighted quantum database data states in register |QDB that match criteria specified in register |qr. The quantum method further includes applying, by the quantum circuit, an S operator. The quantum method further includes applying |M|+1-qubit Toffoli gate with |M| control qubits of the register |QDB. The quantum method further includes removing an effect of the S operator. The quantum method further includes applying, by the quantum circuit, a number 2*|j| of 3-qubit Toffoli gates. The quantum method further includes updating marked data/records/basis states based on the applying a number |j| of other 3-qubit Toffoli gates. The quantum method further includes applying |M|+1 qubit Toffoli gates. The quantum method further includes applying controlled-S operator.

Abstract: A quantum method, includes initializing, by a quantum circuit, four registers in the quantum circuit. The quantum method further includes searching, by the quantum circuit, database data states in register |QDB> that match criteria specified in register |qr>. The quantum method further includes applying, by the quantum circuit, an S operator. The quantum method further includes applying, by the quantum circuit, the |h|+1-qubit Toffoli gate with |h| control qubits of the register |QDB>. The quantum method further includes removing, by the quantum circuit, an effect of the S operator. The quantum method further includes applying, by the quantum circuit, n of 3-qubit Toffoli gates. The quantum method further includes applying, by the quantum circuit, additional n of another 3-qubit Toffoli gates. The quantum method further includes deleting, by the quantum circuit, marked data/records/basis states based on the applying n of other 3-qubit Toffoli gates.

Abstract: A quantum method initializes three registers in a quantum circuit. The quantum method determines a value of ?k. The quantum method applies a set of size n of 3-qubit Toffoli gates. The quantum method then applies a S-operator. The quantum method then applies a n+1-qubit Toffoli gate. The quantum method then executes an IO Operator. The quantum method then applies the n+1-qubit Toffoli gate. The quantum method then applies the S-operator. The quantum method then applies a set of size n of 3-qubit Toffoli gates so as to store new input data. The quantum method adds new data into a uniform superposition QDB, or adds new data into a weighted superposition QDB.

Abstract: A system includes N-distant independent plasmonic graphene waveguides. The N-distant independent plasmonic graphene waveguides are used to generate an N-partite continuous variable entangled state.

Abstract: A quantum method, receives by a quantum circuit, quantum information from a first block within a blockchain. The quantum method performs quantum voting in each node in the quantum blockchains. The quantum method uses entanglement capabilities for achieving consensus voting.

Abstract: An apparatus includes a rotating pole, a first set of photovoltaic modules; and a second set of photovoltaic modules. The second set of photovoltaic modules do not rotate with the rotating pole.

Abstract: A quantum method receives by a quantum circuit, electronic information from a first block within a blockchain. The quantum method generates, by the quantum circuit a hash for a second block within the blockchain. The quantum method stores the first block and the second block in a distributed ledger.

Abstract: A graphene structure includes one or more graphene layers. The graphene layers allow for microwave squeezing with gains up to 24 dB over a wide bandwidth.

Abstract: A electronic method, includes receiving, by a graphene structure, a microwave signal. The microwave signal has a driving voltage level. The electronic method includes generating, by the graphene structure, optical photons based on the microvolts. The electronic method includes outputting, by the graphene structure, the optical photons.

Abstract: An apparatus, including a vertex rotor. The apparatus includes a transmission system, with the transmission system connected to the vertex rotor. The apparatus includes a drive shaft, with the drive shaft connected to the transmission system. The apparatus includes a first bevel gear and a second bevel gear.

Abstract: A electronic method, includes receiving, by a graphene structure, a microwave signal. The microwave signal has a driving voltage level. The electronic method includes generating, by the graphene structure, optical photons based on the microvolts. The electronic method includes outputting, by the graphene structure, the optical photons.

Abstract: An apparatus, including an electrolysis system, a first heat exchanger, a second heat exchanger, a bubble column reactor; a mixing vessel, a continuous stirred tank reactor, and a settling tank.

Abstract: A reconfigurable device-based programmable wiring system includes switches. A total number of switches is based on a total number of peripheral terminals and a total number of microcontroller pins. The total number of switches is based on a product of a total number of peripheral terminals and a total number of microcontroller pins.

Abstract: A electronic method, includes receiving, by a graphene structure, a SPP mode of a particular frequency. The electronic method includes receiving, by the graphene structure, a driving microwave voltage. The electronic method includes generating, by the graphene structure, an entanglement between optical and voltage fields.

Abstract: A electronic method, includes receiving, by a graphene structure, a microwave signal. The microwave signal has a driving voltage level. The electronic method includes generating, by the graphene structure, optical photons based on the microvolts. The electronic method includes outputting, by the graphene structure, the optical photons.

Abstract: A device includes memory and a processor. The device receives electronic information associated with sign language. The device receives an electronic instruction to translate the sign language.

Abstract: An apparatus includes a rotating pole, a first set of photovoltaic modules; and a second set of photovoltaic modules. The second set of photovoltaic modules do not rotate with the rotating pole.

Abstract: A electronic method, includes receiving, by a graphene structure, a microwave signal. The microwave signal has a driving voltage level. The electronic method includes generating, by the graphene structure, optical photons based on the microvolts. The electronic method includes outputting, by the graphene structure, the optical photons.

Abstract: An apparatus, including a waveguide, a first circuit, a second circuit. The waveguide is connected to the first circuit and the second circuit. The first circuit is located within a cryostat.

Abstract: A electronic method, includes receiving, by a graphene structure, a SPP mode of a particular frequency. The electronic method includes receiving, by the graphene structure, a driving microwave voltage. The electronic method includes generating, by the graphene structure, an entanglement between optical and voltage fields.