Abstract: A composite is provided which comprises planar molybdenum oxide microstructures and cobalt oxyhydroxide microstructures disposed on the planar molybdenum oxide microstructures. A method of forming the composite is also provided. The composite is used in the fabrication of an electrochemical sensor, which comprises the composite, an electrode, and a polymeric coating. The electrochemical sensor is used in a method of detecting the presence of glucose in an analyte. The method involves applying a voltage to the electrochemical sensor relative to a counter electrode and measuring a current response. The method in insensitive to common oxidative interfering analytes such as urea, lactate, and NaCl.

Abstract: A movable bougie tip device includes a tip section having a tip, a holder, and a recoiled wire and a bougie section having a bougie, a silk thread, and a slide button located at a first end thereof. The slide button adjusts an angle of the tip relative to the bougie. The silk thread is disposed within a body of the bougie and extends through an outer surface of the tip from the body of the bougie through an opening and protrudes out the tip. The holder holds the silk thread at a distal end of the tip section. The tip bends at an angle ranging from 30° to 90° relative to the bougie, and the recoiled wire prevents kinking of the tip.

Abstract: A pDNA-based vaccine against SARS-COV-2 and methods for preventing or treating COVID-19 using it.

Abstract: A nanomaterial and a method of preparing the nanomaterial are provided. The nanomaterial is a product formed by a reaction of functionalized carbon nanotube comprising first and second aminoalkyl groups covalently bonded to a surface of the carbon nanotube and a porphyrin ring of formula (I). A method of removing a pollutant from an aqueous solution by contacting the aqueous solution having an initial concentration of the pollutant with the nanomaterial is also provided.

Abstract: The present invention relates to novel fused imidazo pyrazole derivatives of formula (I), and formula (II), and methods for preparation thereof, in the presence of a chitosan-Al2O3 nanocomposite film. The invention also relates to pharmaceutical compositions comprising compounds of the invention as active ingredients as well as the use of compounds of the invention for antimicrobial action.

Abstract: A shoe organizer unit, a method of using a shoe organizer unit, and a method for storing shoes in a plurality of shoe storing shelves of a shoe organizer unit are described. The shoe organizer unit includes a plurality of shoe storing shelves adapted to store shoes therein. A plurality of linear actuators moves the plurality of shoe storing shelves in a path within a cabinet.; A controller manages operation of the linear actuators to move the shoes along the path. Transparent panels secure the shoes within the cabinet. Secure storage and retrieval of the shoes is controlled by electronics including a keypad, a push button and a shoe shelf identification code card printer. The shoe organizer unit provides for sterilization of the shoes stored and secure storing and retrieval of the shoes.

Abstract: A method of making Cu—Ag3PO4 nanoparticles is provided. The method includes forming a mixture of at least one silver salt, at least one phosphate salt, and at least one copper (II) salt. The method further includes dissolving the mixture in water. The method further includes sonicating the mixture. The method further includes precipitating the Cu—Ag3PO4 nanoparticles or “nanoparticles”. The copper is present in the nanoparticles in an amount of 2 to 23 weight percent (wt. %) based on the total weight of the Cu—Ag3PO4. The nanoparticles of the present disclosure find application in treating cervical cancer, and colorectal cancer. The nanoparticles may also be used in photodegrading environmental pollutants.

Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.

Abstract: A dental and facial imaging device includes an adjustable arm, an image sensor mounted on a first end of the adjustable arm and an adjustable patient positioning arm mounted on a second end of the adjustable arm. A distance between the adjustable patient positioning arm and the image sensor is adjustable based on an adjustable length of the adjustable arm. A position indicator scale of the adjustable arm includes multiple notches for calibrating the distance between the adjustable patient positioning arm and the image sensor. The adjustable patient positioning arm includes a patient teeth supporting device and a patient chin rest which are positioned at a fixed coordinate reference relative to the image sensor to capture an image of a patient's teeth. The fixed coordinate reference corresponds to co-ordinates of multiple anatomical planes associated with the patient teeth supporting device and a patient chin rest relative to the image sensor.

Abstract: Water treatment structures may have at least a first geotextile fabric layer; a second geotextile fabric layer; a third geotextile fabric layer; a first filler layer with plastic particles, arranged between the first and second geotextile fabric layers; and a second filler layer with plastic particles, arranged between the second and third geotextile fabric layers, wherein the geotextile fabric layers and the filler layers are within a housing, and wherein the structure is configured such that contaminated water proceeds sequentially through the first geotextile fabric layer, the first filler layer, the second geotextile fabric layer, the second filler layer, and the third geotextile fabric layer. Methods of treating wastewater may involve passing wastewater, after optional oxygenating and pre-filtering, through such alternating layers of geotextile, preferably nonwoven, and polymer particles.

Abstract: A steam press system and methods of controlling steam generation and recycling steam therein are provided. The steam press system includes a first steam plate and a second steam plate configured to receive and evacuate steam. The steam press system further includes a first pump configured to draw steam from the first steam plate and the second steam plate, a heat exchanger configured to condense the steam into fresh water and heat the fresh water. The steam press system further includes a third pump to pump the heated water into a storage tank. The steam press system further includes a fourth pump configured to pump the heated water from the storage tank to a steam generator. The steam generator is configured to receive the heated water, boil the heated water to generate steam and to deliver the steam to the first steam plate and the second steam plate.

Abstract: Luminescent concrete compositions containing cement, fine aggregates such as sand, and a phosphor such as strontium aluminate. Glow-in-the-dark concrete products made therefrom and methods of producing such concrete products are also specified. The glow-in-the-dark concrete products demonstrate good mechanical strength (e.g. compressive strength) and skid resistance. The addition of phosphorescent strontium aluminate provides luminance that persists for up to 10 hours to the concrete products.

Abstract: A hip knee range of motion measurement device includes a first movable arm, a second movable arm connected to the first movable arm via a first joint, and a third movable arm connected to the second movable arm via a second joint. The device further includes a first dial attached to the second movable arm and a second dial attached to the third movable arm, each configured to measure a joint angle of the patient. The first movable arm remains longitudinally oriented with a horizontal axis of a pelvis of a patient, the second movable arm remains in axial alignment to a horizontal axis of a femur of the patient, and the third movable arm remains in axial alignment to a horizontal axis of a tibia of the patient.

Abstract: A method for reducing pathological cardiac hypertrophy and/or inducing physiological cardiac hypertrophy by administering Nigella sativa or an extract thereof to a subject in need thereof, especially to an athletic subject in order to reduce exercise-induced pathological cardiac hypertrophy. A composition comprising Nigella sativa for use in said method.

Abstract: A method to synthesize a silver nanohybrid material. The method includes mixing a nitrate solution with a citrate solution to form silver nanoparticles (AgNPs). The method further includes esterifying a first mixture including octadecanoic acid, octadec-9-enoic acid, and octadeca-9,12-dienoic acid with caffeic acid in the presence of an acid catalyst and a solvent to form an unsaturated carboxylic acid mixture including first, second, and third acrylic acid derivatives. The method includes reacting the unsaturated carboxylic acid mixture with ethylene glycol to form a second mixture including first, second, and third ester derivatives. The method further includes mixing the AgNPs with the second mixture to form a third mixture. The method includes evaporating water from the third mixture to form the silver nanohybrid material. The silver nanohybrid material includes a AgNP core covered with the first, second, and third ester derivatives bonded to the AgNP core.

Abstract: A system for detecting driving violations on a roadway in real time includes spaced apart cameras and spaced apart presence sensors which generate timestamp signals when detecting passing vehicles. A GPS module and a communication module are operatively connected to a computer monitoring unit which determines the driving violations. A photographic image is taken of each vehicle which is committing a driving violation and the image and a violation report is transmitted to a transit authority. The system may be a static system mounted in the median of a roadway or may be a dynamic system mounted in a monitoring vehicle. The driving violations may be one of speeding, tailgating, street racing, improper passing, and lane blocking.

Abstract: A method for producing a nanocomposite sorbent comprising carbon nanotube-grafted acrylic acid/acrylamide copolymer which involves copolymerization of acrylic acid and acrylamide in the presence of an aqueous dispersion of carbon nanotubes. The method yields a nanocomposite sorbent material having a reversible adsorption capacity phenol of 5 to 2500 ?g of phenol per mg of nanocomposite sorbent. Also disclosed is a method for removing organic pollutants from water using the nanocomposite sorbent.

Abstract: The present disclosure provides a thermomechanical actuator and a cleaning system implementing the thermomechanical actuator. The thermomechanical actuator includes a solar heat collector (SHC) housing shape memory alloy springs connected between a piston movably disposed therein and one end of the SHC. A cable extending from the piston through an opposite end of the SHC is connected to a bias load that develops returning force on the springs. In presence of solar radiation, the springs contract and cause linear movement of the piston in a direction of contraction and, in absence of the solar radiation, the springs expand and cause linear movement of the piston in direction of expansion. Useful power and work is extracted in form of the cleaning system from such linear movement of the piston.

Abstract: A nanocomposite electrode and a supercapacitor device including said nanocomposite electrode. The nanocomposite electrode includes a mixture of at least one binding compound, at least one conductive additive, and at least one molybdenum doped carbon material coated onto a substrate. The supercapacitor device includes two nanocomposite electrodes disposed facing one another, wherein the substrate of each nanocomposite electrode is coated with the mixture on an inside facing surface and the outer surfaces of the nanocomposite electrodes are not coated with the mixture, and the inside facing surfaces are separated by at least one electrolyte.

Abstract: A transparent electrode with a transparent substrate and a composite layer disposed thereon, wherein the composite layer includes a graphene layer and a plurality of nanoparticles, wherein the nanoparticles are embedded in the graphene layer and extend through a thickness of the graphene layer, and wherein the plurality of nanoparticles are in direct contact with the transparent substrate and a gap is present between the graphene layer and the transparent substrate.