Abstract: The present disclosure provides a flow guide cylinder lifting assembly, including a flow guide cylinder lifting component disposed on a water-cooling lateral arm and a lifting bolt, wherein the lifting bolt is disposed in the flow guide cylinder lifting component, a lower end of the lifting bolt extends downward through an opening of an upper heat-insulating cover of the flow guide cylinder, a lifting nut is disposed at an upper end of the lifting bolt, and the lifting nut is matched to the lifting bolt to raise or lower the flow guide cylinder.

Abstract: The present disclosure provides a magnetic nano-drug with double targeting vascular endothelial growth factor (VEGF)-vascular endothelial growth factor receptor (VEGFR), and a preparation method and application thereof, and belongs to the technical field of biomedicine. The magnetic nano-drug of the present disclosure includes aminated ZnFe2O4 hollow porous magnetic nano-particles, lactate dehydrogenase-silk fibroin (LDH-SF), ethylene dichloride (EDC), and n-hydroxy succinimide (NHS). A mass ratio of the aminated ZnFe2O4 hollow porous magnetic nano-particles to the EDC to the NHS to the LDH-SF is (5-10):(1-5):(1-6):(1-8). The magnetic nano-drug according to the present disclosure can position a VEGF ligand through magnetic targeting of hollow zinc ferrite particles, use magnetic particles to regulate reprogramming of macrophages in an intervertebral disc so as to indirectly regulate down-regulation of the VEGF, and inhibit angiogenesis.

Abstract: A suspended lifting device for diversion cylinder is provided, wherein the suspended lifting device includes a lifting beam connected to a surface of a water-cooling cross arm. A groove is provided on the lifting beam, and the groove is configured to receive a lifting bolt. A positioning plate is disposed on a bottom side of the lifting beam close to the water-cooling cross arm, and the positioning plate is configured to control an angle between the lifting beam and the water-cooling cross arm.

Abstract: A semiconductor device includes a semiconductor die having a die surface, in which the die surface includes a bond pad. A ball bond has a distal surface and flattened-disk shape extending from the distal surface and terminating in a proximal surface spaced apart from the distal surface. The distal surface is coupled to the bond pad and a channel extends a depth into the proximal surface surrounding a central portion of the proximal surface. A bond wire extending from the central portion of the proximal surface, in which the channel is spaced apart from and surrounds the bond wire.

Abstract: An example semiconductor package comprises a semiconductor die having a top surface, a bond pad formed on the top surface, a bond wire having a first end and a second end, wherein the first end is attached to the bond pad. The semiconductor package having a contact pad, wherein the second end of the wire bond is attached to the contact pad by a stitch bond, the stitch bond having a plateau region formed between a cut end and a ramped portion, wherein a bottom surface of the plateau region forms an attachment to the contact pad.

Abstract: A system, an apparatus, and a method for cloud resource allocation are provided. The cloud resource allocation system includes a plurality of worker nodes and a master node. The master node includes: an orchestrator configured to: obtain multiple node resource information respectively reported by a plurality the worker nodes through a resource manager; and parse a job profile of a job request obtained from the waiting queue through the job scheduler and decide to execute a direct resource allocation or a preemptive indirect resource allocation for a job to be handled requested by the job request based on the node resource information and the job profile.

Abstract: A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array that 1) splits transmitted lights into multiple beams that equals the number of the array elements, and are converged in to a superconducting nanowire detection area; 2) a pulsed laser detects a surface of an object, transmits reflected different light pulses by the surface of the object through the lens array, and records a round-trip time of each photon; 3) collects the photons detected by each array element, takes the array elements as pixels and calculates a gray value of the pixels; and 4) plots a gray-scale image by taking the pixels as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object.

Abstract: The present invention discloses a design for reducing a dark count rate of a superconducting nanowire single photon detector (SNSPD) based on a two-wire structure, which includes: intertwining two niobium nitride nanowires that are not crossed to form an SNSPD of a two-wire structure; regulating and controlling behaviors of one nanowire by adopting the other nanowire, and regulating bias current to be close to superconducting critical current; introducing an optical signal into a photosensitive area of the detector by adopting an optical fiber; outputting two channels of signals respectively through the two nanowires to make the dark count rates of the two nanowires mutually excited; and through a voltage comparator and an exclusive-OR gate, reducing a dark count rate signal, and retaining a photon response signal.

Abstract: A semiconductor package includes a leadframe including a die pad and a plurality of leads including a first lead, wherein the first lead includes a first ball bond. A semiconductor die having a plurality of bond pads including a first bond pad is on the die pad including a second ball bond on the first bond pad and a stitch bond on the second ball bond. A first wirebond connection is between the first ball bond and the stitch bond.

Abstract: Provided herein are methods of producing natural killer (NK) cells and/or ILC3 cells using a three-stage expansion and differentiation method with media comprising stem cell mobilizing factors. Also provided herein are methods of suppressing tumor cell proliferation using the NK cells and/or ILC3 cells and the NK cell and/or ILC3 cell populations produced by the three-stage methods described herein, as well as methods of treating individuals having cancer or a viral infection, comprising administering the NK cells and/or ILC3 cells and the NK cell and/or ILC3 cell populations produced by the three-stage methods described herein to an individual having the cancer or viral infection.

Abstract: A semiconductor package includes a conductive pad, a semiconductor die with an aluminum bond pad over a dielectric layer of the semiconductor die, a gold bump on the aluminum bond pad, a first intermetallic layer of gold and aluminum between the aluminum bond pad and the gold bump, a copper ball bond on the gold bump, a second intermetallic layer of copper and gold between the copper ball bond and the gold bump, a copper wire extending from the copper ball bond to the conductive pad, a stitch bond between the copper wire and the conductive pad.

Abstract: A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array that 1) splits transmitted lights into multiple beams that equals the number of the array elements, and are converged in to a superconducting nanowire detection area; 2) a pulsed laser detects a surface of an object, transmits reflected different light pulses by the surface of the object through the lens array, and records a round-trip time of each photon; 3) collects the photons detected by each array element, takes the array elements as pixels and calculates a gray value of the pixels; and 4) plots a gray-scale image by taking the pixels as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object.

Abstract: Provided herein are methods of producing natural killer (NK) cells and/or ILC3 cells using a three-stage expansion and differentiation method with media comprising stem cell mobilizing factors. Also provided herein are methods of suppressing tumor cell proliferation using the NK cells and/or ILC3 cells and the NK cell and/or ILC3 cell populations produced by the three-stage methods described herein, as well as methods of treating individuals having cancer or a viral infection, comprising administering the NK cells and/or ILC3 cells and the NK cell and/or ILC3 cell populations produced by the three-stage methods described herein to an individual having the cancer or viral infection.

Abstract: A semiconductor package includes a conductive pad, a semiconductor die with an aluminum bond pad over a dielectric layer of the semiconductor die, a gold bump on the aluminum bond pad, a first intermetallic layer of gold and aluminum between the aluminum bond pad and the gold bump, a copper ball bond on the gold bump, a second intermetallic layer of copper and gold between the copper ball bond and the gold bump, a copper wire extending from the copper ball bond to the conductive pad, a stitch bond between the copper wire and the conductive pad.

Abstract: A fabrication method of a silicon nanoneedle array with ultra-high aspect ratio includes the following steps: spin-coating two photoresist layers of methyl methacrylate (MMA) and polymethyl methacrylate (PMMA) A2 on a silicon substrate; subjecting the silicon substrate coated with the two photoresist layers of MMA and PMMA A2 to electron beam lithography to form a photoresist pattern on the silicon substrate; subjecting the silicon substrate on which the photoresist pattern is formed to electron beam evaporation (EBE) to deposit an Al film layer on the silicon substrate; subjecting the silicon substrate on which the Al film layer is deposited to stripping to obtain an Al film array deposited on the silicon substrate, which provides a mask for the subsequent inductively coupled plasma (ICP) etching process; and subjecting the silicon substrate covered with the Al mask to ICP silicon etching to obtain a silicon nanoneedle array structure.

Abstract: Provided herein are methods of producing natural killer cells using a two-step expansion and differentiation method. Also provided herein are methods of suppressing tumor cell proliferation, of treating individuals having cancer or a viral infection, comprising administering the NK cells produced by the method to an individual having the cancer or viral infection.

Abstract: A pump control system and an operating method thereof are disclosed. The pump control system includes a pump; a motor mechanically connected to the pump; a motor driving controller electrically coupled to the motor, the motor driving controller configured to control a speed of the motor; a current detection unit electrically coupled between the motor and the motor driving controller or electrically coupled to a power supply input interface of the pump control system; and a main controller electrically coupled to the motor driving controller.

Abstract: The present invention provides an isolated non-human placenta derived stem cell, wherein the stem cell expresses CD90 or wherein the stem cell expresses CD29. The present invention also provides a composition comprising an isolated non-human placenta derived stem cell of the invention or a population of isolated non-human placenta derived stem cells of the invention, and a carrier. The present invention also provides a composition of the invention for use in the manufacture of a medicament to reduce the incidence of rejection in a patient receiving a xenotransplant form a non-human donor. The present invention provides a method of treating a subject receiving a xenotransplant or xenotransfusion comprising the step of administering to the patient an effective amount of a non-human placenta derived stem cells.

Abstract: Provided herein are methods of using populations of natural killer (NK) cells and/or ILC3 cells derived from a population of hematopoietic stem or progenitor cells in methods for treating a viral infection, e.g., a coronavirus infection.

Abstract: A superconducting nanowire photon detection array adjusts a number of the array elements, a lens array as an photon alignment system, splits transmitted lights into a plurality of beams, and converges the plurality of beams to a superconducting nanowire detection area; detects a surface of an object by adopting a pulsed laser, transmits different light pulses reflected by the surface of the object through the lens array, and records a round-trip time of each photon; collects the photons detected by each array element, takes the array elements as picture elements, and calculates a gray value of the picture element; and plots a gray-scale image by taking the picture elements as pixel points, calculates a distance between the object and the pixel points, and reconstructs a three-dimensional image of the object and the distance between the object and the pixel points.