Abstract: In one embodiment, a bathymetry system includes a base slab, multiple spacer assemblies, a decking layer, multiple computer numerical control routed blocks, a waterproof coating, and multiple floor joints. The spacer assemblies are coupled with a top surface of the base slab, the decking layer is disposed on top surfaces of the spacer assemblies, the blocks are disposed on a top surface of the decking layer, floor joints are disposed between blocks and the decking layer, and the waterproof coating is disposed on top surfaces of the blocks. The top surfaces of the routed blocks are shaped so that the blocks collectively provide a bathymetry profile, such as a bottom contour of a riverbed.

Abstract: A system for automatically locking a control laser in a Rydberg atomic sensor may comprise an atomic vapor cell, a probe laser configured to excite the atoms in the atomic vapor cell to an intermediate energy state, and a control laser configured to excite the one or more atoms in the atomic vapor cell from the intermediate energy state to a higher energy state. The light generated by the control laser may be dithered at a pre-determined frequency. The system further comprises a photodiode configured to convert light received from the vapor cell into an electrical signal, a lock-in amplifier configured to generate an error signal based on the electrical signal received from the photo diode and a received reference oscillation frequency, and a servo configured to receive the generated error signal from the lock-in amplifier and adjust a frequency of the control laser based on the received error signal.

Abstract: A composition having the structure of formula I: [R—Ar—(COOH)2]x[Ar—(COOH)3]2-xM32+??(I) is provided where M is Mn, Cu, Co, Fe, Zn, Cd, Ni, or Pt; R is a bromine, nitro, a primary amine, C1-C4 alkyl secondary amine, C1-C4 alkyl oxy, Br—(C1-C4 alkyl), NO2—(C1-C4 alkyl), a mercaptan, and reaction products of any of the aforementioned with acyl chlorides of the formulas: CH3(CH2)mC(O)Cl, or CH3(CH(C1-C4 alkyl)CH2)mC(O)Cl, or CH3(CH2)m-Ph-(CH2)pC(O)Cl, where Ph is a C6 phenyl or C6 phenyl with one or more hydrogens replaced with F, C1-C4 fluoroalkyl, or C1-C4 perfluoroalkyl; m is independently in each occurrence an integer of 0 to 12 inclusive; p is an integer of 0 to 36 inclusive, to form an amide, a thioamide, or an ester; Ar is a 1,3,5-modified phenyl, and 1.4>×>0. A process of synthesis thereof and the use to chemically modify a gaseous reactant are also provided.

Abstract: Shaped charge devices, systems, and related methods of use. A housing sheet is configurable to form at least part of a shaped charge enclosure enclosing a shaped charge and biasing an explosion in a desired direction. The housing sheet can include one or more incisions in at least one surface thereof. The housing sheet can have at least one connection mechanism integrally formed therein, and the housing sheet can be configurable to form a plurality of sizes of shaped charge housing portions. The housing sheet can also provide for forming a plurality of dimensions of the shaped charge enclosure.

Abstract: Portable road segments, herein referred to as surface vehicles, include first and second surface vehicles. A female wedge mount is attached to the first surface vehicle. The female wedge mount has a concave contact surface including three or more female contact surface segments an at least two female wedge slots. A male wedge mount is attached to the second surface vehicle. The male wedge mount has a convex contact surface including three or more male contact surface segments and at least two male wedge slots that are aligned with the at least two female wedge slots, respectively, when the convex contact surface of the male wedge mount and the concave contact surface of the female wedge mount are in aligned contact with one another to form an adjacent connection between the first and second surface vehicles. A mechanism includes at least two pins that are movable along the at least two male and female wedge slots, respectively, between unlocked and locked positions.

Abstract: A firearm with a real-time cartridge counter display function, comprising a firearm body, a cartridge clip, a scope, and ammunition cartridge or cartridges loaded within the cartridge clip.

Abstract: Blast, ballistic, and entry resistant operable window systems include a sliding exterior glazing panel assembly, a sliding interior glazing panel assembly, an exterior frame assembly that receives the sliding exterior glazing panel assembly, an interior frame assembly that receives the sliding interior glazing panel assembly, an exterior gasket for placement between the exterior frame assembly and the wall of the building, a central gasket for placement between the exterior frame assembly and the interior frame assembly, and an interior gasket for placement between the interior frame assembly and the wall of the building. Methods of installation in a wall of a building are also provided.

Abstract: A composition having the structure of formula I: [R—Ar—(COOH)2]x[Ar—(COOH)3]2-xM32+??(I) is provided where M is Mn, Cu, Co, Fe, Zn, Cd, Ni, or Pt; R is a bromine, nitro, a primary amine, C1-C4 alkyl secondary amine, C1-C4 alkyl oxy, Br—(C1-C4 alkyl), NO2—(C1-C4 alkyl), a mercaptan, and reaction products of any of the aforementioned with acyl chlorides of the formulas: CH3(CH2)mC(O)Cl, or CH3(CH(C1-C4 alkyl)CH2)mC(O)Cl, or CH3(CH2)m-Ph-(CH2)pC(O)Cl, where Ph is a C6 phenyl or C6 phenyl with one or more hydrogens replaced with F, C1-C4 fluoroalkyl, or C1-C4 perfluoroalkyl; m is independently in each occurrence an integer of 0 to 12 inclusive; p is an integer of 0 to 36 inclusive, to form an amide, a thioamide, or an ester; Ar is a 1,3,5-modified phenyl, and 1.4>x>0. A process of synthesis thereof and the use to chemically modify a gaseous reactant are also provided.

Abstract: Cold spray devices and systems are disclosed. They include a flowpath having an inlet adapted for receiving communication with two or more inputs and an outlet adapted to discharge the two or more inputs. A discharge nozzle may be included in the flowpath of the outlet and a confluence may be included in the flowpath at the inlet for combining the two or more inputs. A nozzle body houses the discharge nozzle separate and downstream from the confluence of the two inputs.

Abstract: A polymer-based material includes a polymeric binder and one or more porous active materials that adsorb, chemisorb, decompose, or a combination thereof, a hazardous chemical. The polymeric binder and the one or more porous active materials are combined to form a composite bead. The polymeric binder may include a polyurethane or a styrene-based block copolymer. The porous active materials may comprise metal-organic frameworks, metal oxides, metal hydroxides, and metal hydrates. The one or more porous active materials may be between 1 and 99 wt % of a total composite mass of the composite bead. Alternatively, the one or more porous active materials may be between 80 and 95 wt % of a total composite mass of the composite bead. The hazardous chemical may include a chemical warfare agent, a simulant of chemical warfare agents, and toxic industrial chemicals.

Abstract: In one embodiment, a roller jack includes: caster wheel attached to jack lift attached to an angle member having an angle member opening, and a locking mechanism to releasably lock the angle member to a corner block of a container through an elongated opening of the corner block. The locking mechanism includes: a locking mechanism baseplate having a baseplate protrusion, a swivel locking plate to be inserted through the angle member opening and the elongated opening of the corner block to the interior of the corner block, and a locking bolt for moving the swivel locking plate to an engaged position, where the swivel locking plate is prevented from passing through the angle member opening and the elongated opening of the corner block, and for threadingly moving the swivel locking plate toward the locking mechanism baseplate to press the angle member and the external wall of the corner block together.

Abstract: A composition having the structure of formula I: [R—Ar—(COOH)2]x[Ar—(COOH)3]2-xM32+??(I) is provided where M is Mn, Cu, Co, Fe, Zn, Cd, Ni, or Pt; R is a bromine, nitro, a primary amine, C1-C4 alkyl secondary amine, C1-C4 alkyl oxy, Br—(C1-C4 alkyl), NO2—(C1-C4 alkyl), a mercaptan, and reaction products of any of the aforementioned with acyl chlorides of the formulas: CH3(CH2)mC(O)Cl, or CH3(CH(C1-C4 alkyl)CH2)mC(O)Cl, or CH3(CH2)m-Ph-(CH2)pC(O)Cl, where Ph is a C6 phenyl or C6 phenyl with one or more hydrogens replaced with F, C1-C4 fluoroalkyl, or C1-C4 perfluoroalkyl; m is independently in each occurrence an integer of 0 to 12 inclusive; p is an integer of 0 to 36 inclusive, to form an amide, a thioamide, or an ester; Ar is a 1,3,5-modified phenyl, and 1.4>x>0. A process of synthesis thereof and the use to chemically modify a gaseous reactant are also provided.

Abstract: A thermal energy storage (TES) device includes a thermoelectric cooler; and a metallic phase change material (PCM) within the thermoelectric cooler. The PCM may include any of gallium or its alloys, low temperature fusible alloys, and solid metal shape memory alloys. A thermoelectric effect within the PCM is to transport heat in the thermoelectric cooler. The TES device may include a graded oxide layer adjacent to the PCM to serve as a distributed electrical junction in the thermoelectric cooler to create a hot side thermoelectric junction in a bulk volume of the PCM. The graded oxide layer may include ?-IGZO. The TES device may include a high-thermopower corrugated metal foil layer comprising barrier oxides patterned therein. The high-thermopower metal foil layer may be adjacent to the graded oxide layer. The TES device may include a dielectric layer adjacent to the high-thermopower corrugated metal foil layer.

Abstract: A nano-structured alloy material includes a nanoparticle; a matrix phase surrounding the nanoparticle; and an alkali/alkali Earth metal to alter (i) a material property of the nanoparticle, (ii) a material property of the matrix phase, and (iii) an interaction of the nanoparticle with the matrix phase.

Abstract: The present invention relates to single thread composite fibers comprising at least one binder and at least one active catalyst for the capture and degradation of chemical threats such as chemical warfare agents (CWA), biological warfare agents, and toxic industrial chemicals (TIC) and a method for producing the same. The invention fibers are applicable to the fields of protective garments, filtration materials, and decontamination materials.

Abstract: Disclosed is a laser system including a first laser and a second laser. The first laser includes a laser cavity, and a gas phase molecular gain medium disposed in the laser cavity, the gain medium having an absorption band. The second laser is a solid state laser configured to be continuously tunable, with respect to an emission wavelength of the second laser, over the absorption band of the gain medium, and the second laser is tuned to pump rotational vibrational transitions in the gain medium to achieve a rotational population inversion.

Abstract: Benzoxazine compounds, methods of making them, polymers made therefrom and methods of polymerizing the benzoxazines. These renewable benzoxazine monomers and polymers that utilize the variety of building blocks found in renewable plant biomass, demonstrate excellent processability and large temperature windows for processing of resin systems.

Abstract: Various embodiments are directed to systems, apparatus and methods configured for anthropometrics data/measurement acquisition such as for fitment of handguns, hand tools, weapons and the like.

Abstract: Ways to provide information via dynamic user interfaces including Dynamic InfoGraphics (DIG) are described. DIG representations may include various elements, such as text, icons and other graphics, tags, links, etc. and may be implemented via various types of displays or operating environments. Users may include, for example, pilots, soldiers, commanders, drivers, game players, etc. Information provided via DIG may include, for instance, data received from various types of sensors, communications received from other parties or resources, calculated or otherwise determined information (e.g., predictions associated with artificial intelligence (AI) resources such as autonomous or semi-autonomous intelligent agents), and/or other appropriate information (e.g., user inputs). The received information may be applied to one or more DIG representations or templates. AI features may be used to predict future actions, paths, goals or targets, etc.

Abstract: A recoilless gun system, comprising a gun assembly and associated ammunition for use with the gun assembly employs an integral barrel and a rear inserted ammunition round. The recoilless gun system may combine a laser initiator and a polymer cased ammunition to enable a lightweight system. In such embodiments, the cartridge case is made from a polymer that resists high pressure before extruding into small gaps.