Abstract: The present disclosure relates to a spraying device including a Venturi tube. Two ends of the Venturi tube is provided with a first opening and a second opening respectively, and a sidewall of the Venturi tube is provided with an air vent. The Venturi tube has a throat portion arranged between the first opening and the second opening, and a tube diameter of the throat portion is less than an opening diameter of the first opening and less than an opening diameter of the second opening. The first opening is used for communicating with a water supply, and the air vent is used for communicating with external atmosphere. The spraying device and a pool including the same can produce spraying effects meeting requirements.

Abstract: A modified collagen hybridizing peptide (CHP) may include one or more binding partners crosslinked to a CHIP. The CHP has a sequence represented by Formula (I): (Gly-X-Y)a-b, wherein Gly is glycine, at least one of X and Y is proline, modified proline and/or hydroxy proline, and a is 3 and b is 20. The one or more binding partners is selected from the group consisting of integrin sites, integrin binding sites, crosslinking sites, von Willebrand Factor (VWF) discoidin domain receptor (DDR) 1, DDR 2, SPARC binding peptides, fibronectin binding peptides, engineered integrin binding peptides, matrix metalloproteinase (MMP) cleavage sites. Cathepsin K (CATK) sites, and osteoclast-associated receptors (OSCAR).

Abstract: The systems, methods, and computer program products (collectively “systems”) described herein are generally configured to monitor actions in digital channels. More specifically, the systems are capable of creating reservations for items and initiating payments for the items based on actions or information received from the digital channel. The systems are capable of syncing transaction accounts with various digital channels. Moreover, the systems are capable of initiating or completing transaction based on user information. The systems may also be capable of providing rewards based on activities or accomplishments in the digital channels. Moreover, the systems may be capable of verifying activities based on transaction information.

Abstract: The system provides a method of storing the financial data of a consumer in a lockbox on a blockchain. The financial data is written to a lockbox by a writer (e.g. credit bureau, financial institution, data provider). The data is read by a reader (e.g. lender, investor, and the like). The blockchain technology provides security and auditing so that the information can be trusted, and any modifications can be identified and confirmed. The lockbox comprises a smart contract and SMPC group participants.

Abstract: The systems, methods, and computer program products (collectively “systems”) described herein are generally configured to monitor actions in digital channels. More specifically, the systems are capable of creating reservations for items and initiating payments for the items based on actions or information received from the digital channel. The systems are capable of syncing transaction accounts with various digital channels. Moreover, the systems are capable of initiating or completing transaction based on user information. The systems may also be capable of providing rewards based on activities or accomplishments in the digital channels. Moreover, the systems may be capable of verifying activities based on transaction information.

Abstract: The systems, methods, and computer program products (collectively “systems”) described herein are generally configured to monitor actions in digital channels. More specifically, the systems are capable of creating reservations for items and initiating payments for the items based on actions or information received from the digital channel. The systems are capable of syncing transaction accounts with various digital channels. Moreover, the systems are capable of initiating or completing transaction based on user information. The systems may also be capable of providing rewards based on activities or accomplishments in the digital channels. Moreover, the systems may be capable of verifying activities based on transaction information.

Abstract: A piezoelectric, poly (?-benzyl-?,L-glutamate) (“PBLG”) planar microphone, and method for construction thereof, are disclosed. The microphone includes at least a polyester film, a piezoelectric, hot pressed poly (?-benzyl-?,L-glutamate) (“HPPBLG”) layer, and an aluminum coating for the HPPBLG layer. The coated HPPBLG layer is coupled to the polyester film.

Abstract: The systems, methods, and computer program products (collectively “systems”) described herein are generally configured to monitor actions in digital channels. More specifically, the systems are capable of creating reservations for items and initiating payments for the items based on actions or information received from the digital channel. The systems are capable of syncing transaction accounts with various digital channels. Moreover, the systems are capable of initiating or completing transaction based on user information. The systems may also be capable of providing rewards based on activities or accomplishments in the digital channels. Moreover, the systems may be capable of verifying activities based on transaction information.

Abstract: The systems, methods, and computer program products (collectively “systems”) described herein are generally configured to monitor actions in digital channels. More specifically, the systems are capable of creating reservations for items and initiating payments for the items based on actions or information received from the digital channel. The systems are capable of syncing transaction accounts with various digital channels. Moreover, the systems are capable of initiating or completing transaction based on user information. The systems may also be capable of providing rewards based on activities or accomplishments in the digital channels. Moreover, the systems may be capable of verifying activities based on transaction information.

Abstract: Piezoelectric compositions are provided wherein mechanical and piezoelectric properties can be separately modulated. Preferred compositions include resin blends that comprise: (a) a piezoelectrically active polymer and (b) a matrix polymer, methods of making, and use of such resin blends. Advantages of preferred resin blends of the invention can include high piezoelectricity, mechanical strength and flexibility, convenient fabrication process, and high sensitivity at high temperatures.

Abstract: A continuous piezoelectric film can include a plurality of fibers, each fiber including a polypeptide, wherein molecules of the polypeptide have electric dipole moments that are aligned such that the piezoelectric fiber provides a piezoelectric effect. The continuous piezoelectric film has at least one piezoelectric constant d31 or d33 that is at least 1 pC/N. The continuous piezoelectric film can be prepared hot pressing a mat of aligned piezoelectric fibers.

Abstract: A piezoelectric, poly (?-benzyl-?,L-glutamate) (“PBLG”) planar microphone, and method for construction thereof, are disclosed. The microphone includes at least a polyester film, a piezoelectric, hot pressed poly (?-benzyl-?,L-glutamate) (“HPPBLG”) layer, and an aluminum coating for the HPPBLG layer. The coated HPPBLG layer is coupled to the polyester film.

Abstract: A drain hose assembly comprises an articulated extendable flexible hose having a plurality of articulating sections, the flexible hose further includes a first end configured to couple to a sink drain, a U-bend pipe integrally coupled to a second end of the articulated extendable flexible hose configured to couple to a drain pipe, and a first slip nut fastener operable to securely fasten the first end to the sink drain, and a second slip nut fastener operable to securely fasten the second end to the drain pipe.

Abstract: The invention provides modified collagen and related therapeutic and diagnostic methods.

Abstract: Piezoelectric fibers include a polypeptide wherein molecules of the polypeptide have electric dipole moments that are aligned such that the piezoelectric fiber provides a piezoelectric effect at an operating temperature. A piezoelectric component provides a plurality of piezoelectric fibers, each comprising an organic polymer. A method of producing piezoelectric fibers includes electrospinning a polymer solution to form a fiber and winding the fiber onto a rotating target in which the rotating target is electrically grounded. An acoustic sensor includes a plurality acoustic transducers, wherein the plurality of acoustic transducers are structured and arranged to detect a corresponding plurality of vector components of an acoustic signal, and at least one of the plurality of acoustic transducers comprises a piezoelectric fiber.

Abstract: The invention provides modified collagen and related therapeutic and diagnostic methods.

Abstract: Piezoelectric compositions are provided wherein mechanical and piezoelectric properties can be separately modulated. Preferred compositions include resin blends that comprise: (a) a piezoelectrically active polymer and (b) a matrix polymer, methods of making, and use of such resin blends. Advantages of preferred resin blends of the invention can include high piezoelectricity, mechanical strength and flexibility, convenient fabrication process, and high sensitivity at high temperatures.

Abstract: Piezoelectric compositions are provided wherein mechanical and piezoelectric properties can be separately modulated. Preferred compositions include resin blends that comprise: (a) a piezoelectrically active polymer and (b) a matrix polymer, methods of making, and use of such resin blends. Advantages of preferred resin blends of the invention can include high piezoelectricity, mechanical strength and flexibility, convenient fabrication process, and high sensitivity at high temperatures.

Abstract: A muscle relief device comprises a main body, at least one sensor unit, at least one relief part and at least one control unit. The relief part including at least one massage unit for massaging muscles of a user. The sensor unit includes at least one contact sensor for detecting the contact area of the user. The control unit connects the relief part and the sensor unit, receiving a detected data from the sensor unit and controlling operation modes of the relief part. The relief part, the sensor unit, and the control unit are arranged on the main body.

Abstract: A continuous piezoelectric film can include a plurality of fibers, each fiber including a polypeptide, wherein molecules of the polypeptide have electric dipole moments that are aligned such that the piezoelectric fiber provides a piezoelectric effect. The continuous piezoelectric film has at least one piezoelectric constant d31 or d33 that is at least 1 pC/N. The continuous piezoelectric film can be prepared hot pressing a mat of aligned piezoelectric fibers.