Abstract: An optical device for controlling light in an augmented reality display is provided. The optical device includes a waveguide and a diffractive optical element to couple light into the waveguide. The diffractive optical element includes an array of structured grating elements. The structured grating elements are arranged based on a repeating unit cell, each unit cell including at least two grating elements defining an irregular grating structure such that the diffractive optical element produces an asymmetrical diffraction response. Methods of manufacturing the optical device are also provided.

Abstract: Compounds encapsulated with octenylsuccinic anhydride modified starch and methods of forming the encapsulated compounds are provided. Poorly water-soluble compounds, especially pharmaceuticals, are solubilized within an oil phase, which is then formed into an emulsion with an aqueous phase comprising the OSA modified starch. The resulting emulsion can be dried, such as through spray drying, for form a powder comprising the encapsulated compound.

Abstract: A urine-derived mesenchymal stem cell mitochondria as well as a transplantation method and use thereof. The urine-derived mesenchymal stem cell mitochondrion is extracted from urine to be used for improving the quality of oocytes. The transplantation method comprises: jointly injecting sperms and the urine-derived mesenchymal stem cell mitochondria into mature oocytes for blastaea culture during the intracytoplasmic sperm microinjection.

Abstract: A doped phosphorus-sulfur iodide solid electrolyte, a preparation method therefor, and use thereof. The chemical formula of said solid electrolyte is Li6-xMxP1-xS5I, in which 0<x<0.8, and M is tungsten and/or molybdenum. Said method comprises: 1) mixing a lithium source, a phosphorus source, an iodine source, a sulfur source, and an M source in an inert atmosphere, and then ball-milling same to obtain a solid electrolyte precursor; and 2) sintering the solid electrolyte precursor obtained in step 1) in an inert atmosphere or in vacuum to obtain the doped phosphorus-sulfur iodide solid electrolyte.

Abstract: The present application relates to an electrical connection apparatus and an illumination system. The electrical connection apparatus comprises: a strip-shaped main body; a first and a second electrical connection terminals, provided at a first end and a second end of the main body respectively, and configured to be electrically connected each other and to a first electrical and a second interfaces respectively; and a spacing structure provided between the first end and the second end of the main body, having a platform portion provided at a part of the spacing structure facing towards the first end and a step portion higher than the platform portion, provided at a part of the spacing structure facing towards the second end, and the step portion fits the surface of the second electrical interface. The technical solutions of the present application provide a stable electrical connection between interfaces.

Abstract: An optical waveguide combiner includes an optical waveguide substrate and an optical input region. The optical input region includes an optical input diffractive grating integrated in, or disposed on, the optical waveguide substrate. An optical output region includes an optical output diffractive grating integrated in, or disposed on, the optical waveguide substrate, At least one non-diffractive region includes at least one optical non-diffractive array of nanostructures, wherein said at least one optical non-diffractive array of nanostructures is integrated in, or disposed on, the object side of said optical waveguide substrate and at least partially surrounds at least said optical output grating; wherein the external visible reflectance of said at least one non-diffractive array of nanostructures is substantially equal to the external visible reflectance of said optical output grating.

Abstract: A multi-body device includes a first machine body, a second machine body, a rotating member, a first magnetic member, a second magnetic member, and a stopper. The second machine body is pivoted to a pivot side of the first machine body. The rotating member is pivoted to the pivot side of the first machine body and located beside the second machine body. The first magnetic member is disposed at the second machine body. The second magnetic member is disposed at a portion of the rotating member corresponding to the first magnetic member. Two corresponding ends of the first magnetic member and the second magnetic member are magnetically repulsive to each other. The stopper is driven by the second machine body and disposed at the pivot side of the first machine body, so as to stretch into or retreat from a rotation path of the rotating member.

Abstract: Water soluble, lipophilic starches are provided, which comprise a mixture of functionalized high and low molecular weight maltodextrin molecules. The starches may be formed by dispersing a granular starch in a liquid medium to form a slurry that is simultaneously cooked and subjected to enzyme hydrolysis. Following hydrolysis, the starch is functionalized with an organic acid anhydride reagent, such as octenylsuccinic anhydride. The organic acid anhydride substitution occurs randomly and at various locations within the maltodextrin molecules.

Abstract: A metal part for an electronic device includes a metal main body and a hole structure located on the metal main body. The hole structure includes a first hole and a second hole intercommunicated with the first hole. A metal article including the metal part and a preparation method of the metal part are also provided.

Abstract: A multi-body device includes a first machine body, a second machine body, a rotating member, a first magnetic member, a second magnetic member, and a stopper. The second machine body is pivoted to a pivot side of the first machine body. The rotating member is pivoted to the pivot side of the first machine body and located beside the second machine body. The first magnetic member is disposed at the second machine body. The second magnetic member is disposed at a portion of the rotating member corresponding to the first magnetic member. Two corresponding ends of the first magnetic member and the second magnetic member are magnetically repulsive to each other. The stopper is driven by the second machine body and disposed at the pivot side of the first machine body, so as to stretch into or retreat from a rotation path of the rotating member.

Abstract: A connecting article includes a non-metallic body and a bonding layer. The non-metallic body includes a non-metal. The bonding layer is bonded to the non-metallic body. The bonding layer includes the non-metal, a first alloy, and a second alloy. The present disclosure further provides a method for manufacturing the connecting article, and a laser device.

Abstract: Water soluble, lipophilic starches are provided, which comprise a mixture of functionalized high and low molecular weight maltodextrin molecules. The starches may be formed by dispersing a granular starch in a liquid medium to form a slurry that is simultaneously cooked and subjected to enzyme hydrolysis. Following hydrolysis, the starch is functionalized with an organic acid anhydride reagent, such as octenylsuccinic anhydride. The organic acid anhydride substitution occurs randomly and at various locations within the maltodextrin molecules.

Abstract: Degraded hydroxyalkylated starches and methods of preparing the same from waxy, normal, or modified starches are provided. The starches can be prepared by several approaches that involve acid or enzyme degrading either before or after starch modification with an alkylene oxide. The modified and degraded starches exhibit improved swelling characteristics, solution stability of cooked starch, improved film-forming properties and/or improved coating performance. In addition, the degraded hydroxyalkylated starches can be used as a fat replacement in foods, in film-forming compositions, in coating compositions, and to encapsulate other materials.

Abstract: A lifting device is applied to an input assembly, and includes: a base, a supporting base, and a connecting rod mechanism, where the base bears the input assembly and includes a lower protruding portion; the supporting base is movably disposed corresponding to the base and includes a base portion and a notch, and the notch is disposed corresponding to the lower protruding portion; the connecting rod mechanism includes an output rod and an input rod, where the output rod is connected to the supporting base; the input rod is linked with the output rod, and drives the output rod to move, so that the supporting base moves relative to the base, and when movement of the supporting base makes the lower protruding portion move from the notch to the base portion, the base ascends by a height.