A target system may include a carrier. The carrier may include a housing, at least one wheel rotatably coupled to an interior of the housing, at least one gear coupled to the at least one wheel, a motor coupled to the at least one gear to drive the at least one wheel via the at least one gear, and a controller to activate the motor based on user input. The target system may also include at least one arm coupled to the carrier, and a coupling device to couple a panel to the at least one arm.

A target apparatus including a post having a point on a first end, and an opposing second end; a plurality of support members, each having a first end connected to the second end of the post, and an opposing second end; and a central deflector having a point; and wherein each of the second ends of each of the plurality of support members is spaced apart from each of the other second ends of the plurality of support members; and wherein the central deflector is located within a perimeter defined by second ends of the plurality of support members. The target apparatus may further include a ring, which may be connected to the second ends of the plurality of support members.

A target apparatus including a post having a point on a first end, and an opposing second end; a plurality of support members, each having a first end connected to the second end of the post, and an opposing second end; and a central deflector having a point; and wherein each of the second ends of each of the plurality of support members is spaced apart from each of the other second ends of the plurality of support members; and wherein the central deflector is located within a perimeter defined by second ends of the plurality of support members. The target apparatus may further include a ring, which may be connected to the second ends of the plurality of support members.

An impact triggered dynamic target system includes, a target body with legs that can be ground spikes; a target release assembly, including a target holder including first and second holder pegs; a primary target assembly, including a primary target disc, a secondary target pusher including first and second secondary target pushers, and first and second target sliders slidably mounted on the first and second holder pegs, and a plurality of secondary target discs; a rolling track with a rolling surface and first and second side rails; and a projectile receptacle, such that a practice shooter shoots that the primary target disc, which releases a secondary target disc, which rolls down the rolling track and off the impact triggered dynamic target system, such that the practice shooter can shoot at the rear disc, while the rear disc is rolling on an adjacent ground surface.

An impact triggered dynamic target system includes, a target body with legs that can be ground spikes; a target release assembly, including a target holder including first and second holder pegs; a primary target assembly, including a primary target disc, a secondary target pusher including first and second secondary target pushers, and first and second target sliders slidably mounted on the first and second holder pegs, and a plurality of secondary target discs; a rolling track with a rolling surface and first and second side rails; and a projectile receptacle, such that a practice shooter shoots that the primary target disc, which releases a secondary target disc, which rolls down the rolling track and off the impact triggered dynamic target system, such that the practice shooter can shoot at the rear disc, while the rear disc is rolling on an adjacent ground surface.

Apparatus and methods for removing leakage from a qubit. In one aspect, an apparatus includes one or more qubits, wherein each qubit facilitates occupation of at least one of a plurality of qubit levels, the qubit levels including two computational levels and one or more non-computational levels that are each higher than the computational levels, wherein the qubit facilitates transitions between qubit levels associated with a corresponding transition frequency; a cavity, wherein the cavity defines a cavity frequency; one or more couplers coupling each qubit to the cavity; one or more couplers coupling the cavity to an environment external to the one or more qubits and the cavity; a frequency controller that controls the frequency of each qubit such that, for each qubit, the frequency of the qubit is adjusted relative to the cavity frequency such that a population of a non-computational level is transferred to the cavity.

A swinging target device has a stand, an arm having a first end and a second end and pivoted to the stand between the first and second ends for pivoting movement about a primary pivot axis. A first target assembly is pivoted to the first end of the arm for pivoting movement about a first secondary pivot axis, and a second target assembly is pivoted to the second end of the arm for pivoting movement about a second secondary pivot axis.

A swinging target device has a stand, an arm having a first end and a second end and pivoted to the stand between the first and second ends for pivoting movement about a primary pivot axis. A first target assembly is pivoted to the first end of the arm for pivoting movement about a first secondary pivot axis, and a second target assembly is pivoted to the second end of the arm for pivoting movement about a second secondary pivot axis.

Apparatus and methods for removing leakage from a qubit. In one aspect, an apparatus includes one or more qubits, wherein each qubit facilitates occupation of at least one of a plurality of qubit levels, the qubit levels including two computational levels and one or more non-computational levels that are each higher than the computational levels, wherein the qubit facilitates transitions between qubit levels associated with a corresponding transition frequency; a cavity, wherein the cavity defines a cavity frequency; one or more couplers coupling each qubit to the cavity; one or more couplers coupling the cavity to an environment external to the one or more qubits and the cavity; a frequency controller that controls the frequency of each qubit such that, for each qubit, the frequency of the qubit is adjusted relative to the cavity frequency such that a population of a non-computational level is transferred to the cavity.

A target device for use in training armed personnel is described including: a base portion which includes locomotion means for propelling the target around in a training area; a humanoid target is mounted in association with the base portion; the humanoid target adopts a normally upright position and is controllable to move to adopt a range of rotational positions away from the normally upright position in both of a forwards direction and a backwards direction.