Abstract:
A piezoelectric actuator and a method of measuring a motion by using the piezoelectric actuator are provided. The piezoelectric actuator includes: a movable member that is disposed to face the fixed member; a piezoelectric element that is disposed between the fixed member and the movable member, and configured to operate in a shear mode based on input voltages applied to the piezoelectric element and move the movable member relative to the fixed member; and a position sensor that is disposed between the piezoelectric element and the movable member, and configured to measure a motion of the movable member.
Abstract:
A quantum processing device includes a first qubit chip including a first qubit device, a second qubit chip including a second qubit device, and a coupler configured to electrically connect the first qubit chip to the second qubit chip by using resonance.
Abstract:
An active circulator includes: an active filter; and a power divider serially connected to the active filter, wherein three or more combinations of the active filter and the power divider are connected to form a loop.
Abstract:
Methods of intercalating an insulating layer between a metal catalyst layer and a graphene layer and methods of fabricating a semiconductor device using the intercalating method are provided. The method of intercalating the insulating layer includes forming the graphene layer on the metal catalyst substrate, intercalating nitrogen ions between the metal catalyst substrate and the graphene layer, and forming the insulating layer between the metal catalyst substrate and the graphene layer by heating the metal catalyst substrate to chemically combine the nitrogen ions with the metal catalyst substrate.
Abstract:
An amplifier circuit and a method of recovering an input signal in the amplifier circuit are provided. The amplifier circuit may recover an input signal by using a time constant and an output signal of a signal amplifier which is delayed by a certain period, based on characteristics of an inverse Laplace transform of a transfer function of the signal amplifier. A time required for recovering the input signal may be shorter than the time constant of the signal amplifier.
Abstract:
A transporting apparatus configured to transport an object to a storage container includes: a transporting rod having one end configured to connect to the object, the transporting rod extending in a transporting direction of the object; a transporting portion that moves the transporting rod in the transporting direction of the object; and a contact sensor portion provided on an outer wall of the transporting rod and configured to sense contact between the transporting rod and the storage container.
Abstract:
Provided are a magnetic resistance structure, a method of manufacturing the magnetic resistance structure, and an electronic device including the magnetic resistance structure. The method of manufacturing the magnetic resistance structure includes forming a hexagonal boron nitride layer, forming a graphene layer on the boron nitride layer, forming a first magnetic material layer between the boron nitride layer and the graphene layer according to an intercalation process; and forming a second magnetic material layer on the graphene layer.