Abstract: A device and a method for detecting main acoustic indexes of multi-beam sonar pertaining to the field of hydrographic surveying and charting technology. The device includes a rotating device and a lifting gear installed in an anechoic tank. The bottom of the rotating device is equipped with a multi-beam sonar that has its rotating plane perpendicular to the direction of track line and transmits signals along the horizontal direction. A standard hydrophone is equipped at the bottom of the lifting gear, and is connected with a signal collector. The device utilizes the standard hydrophone to receive the pulse signals transmitted by the multi-beam sonar and employs the multi-beam sonar to receive the standard sound source signals, designs the detection process for data collection for analysis and research, thereby achieving the detection of the frequency, source level and beam angle of multi-beam sonar.

Abstract: The present disclosure provides a rear-view mirror and a method for adjusting the reflectivity thereof. The rear-view mirror includes: a partially transmissive and partially reflective layer which has a light incidence surface for receiving external light, wherein one part of the external light reaching the light incidence surface is reflected and the other part is transmitted through the partially transmissive and partially reflective layer; and a reflective layer arranged at a side of the partially transmissive and partially reflective layer opposite to the light incidence surface, the reflective layer having a light reflection surface which is configured to at least partly reflect the light transmitted through the partially transmissive and partially reflective layer back to it, wherein an optical distance between the light incidence surface of the partially transmissive and partially reflective layer and the light reflection surface of the reflective layer is adjustable.

Abstract: A reflectivity adjustable wall unit includes a transflective layer, a reflective layer, a first sealing gap defined between the transflective layer and the reflective layer, and a liquid crystal layer in the first sealing gap. The transflective layer is used as an outer layer of the reflectivity adjustable wall unit, and reflects some of ambient light irradiated at the transflective layer while allowing some of the ambient light to pass through. The reflective layer is disposed opposite to the transflective layer. The reflective layer includes an electrochromic reflective layer, a liquid crystal electrode layer and a base substrate, and the electrochromic reflective layer, the liquid crystal electrode layer and the base substrate are sequentially arranged from an outside to an inside. The electrochromic reflective layer has variable reflectivity under control of an external control voltage; and the liquid crystal layer has variable index under control of the liquid crystal electrode layer.

Abstract: Methods, systems, and apparatus for electrical connector assemblies. The assemblies include a socket defining a signal cavity, the socket having a first socket opening and a second socket opening. The assemblies include a signal contact probe located within the signal cavity. The signal contact probe includes a first plunger received in the shell cavity and extending through a first shell opening and located in the first socket opening. The signal contact probe includes a second plunger received in the shell cavity and extending through a second shell opening and located in the second socket opening. The assemblies include an end insulation ring located in the second socket opening and around the second plunger, the end insulation ring configured to facilitate substantially constant impedance through the signal spring probe, and configured to restrict lateral movement of the second plunger within the second socket opening.

Abstract: Methods, apparatuses, and systems are disclosed for flexible thermal ground planes. A flexible thermal ground plane may include a support member. The flexible thermal ground plane may include an evaporator region or multiple evaporator regions configured to couple with the support member. The flexible thermal ground plane may include a condenser region or multiple condenser regions configured to couple with the support member. The evaporator and condenser region may include a microwicking structure. The evaporator and condenser region may include a nanowicking structure coupled with the micro-wicking structure, where the nanowicking structure includes nanorods. The evaporator and condenser region may include a nanomesh coupled with the nanorods and/or the microwicking structure. Some embodiments may include a micromesh coupled with the nanorods and/or the microwicking structure.

Abstract: An anti-glaring light system and a vehicle are provided in the present disclosure. The system includes a light emitting device, configured to selectively emit first polarized light having a first polarization direction along a first light-emergent path or ordinary light along a second light-emergent path; and an eye-protection device, configured to block second polarized light having a second polarization direction incident into the eye-protection device, enable the first polarized light to pass through the eye-protection device and be propagated to eyes of a user along a first light-incident path, and enable the ordinary light to be propagated to the eyes of the user along a second light-incident path.

Abstract: Methods, apparatuses, and systems are disclosed for flexible thermal ground planes. A flexible thermal ground plane may include a support member. The flexible thermal ground plane may include an evaporator region or multiple evaporator regions configured to couple with the support member. The flexible thermal ground plane may include a condenser region or multiple condenser regions configured to couple with the support member. The evaporator and condenser region may include a microwicking structure. The evaporator and condenser region may include a nanowicking structure coupled with the micro-wicking structure, where the nanowicking structure includes nanorods. The evaporator and condenser region may include a nanomesh coupled with the nanorods and/or the microwicking structure. Some embodiments may include a micromesh coupled with the nanorods and/or the microwicking structure.

Abstract: The present invention provides a tissue product formed from a fiber furnish consisting essentially of short cellulosic fibers, such as fibers having an average fiber length less than about 2.0 mm, and a synthetic fiber having at least one cross-section dimension less than about 20 microns. The invention also provides a tissue product comprising at least one wet laid multi-layered tissue web comprising a fiber furnish consisting essentially of synthetic fibers and short cellulosic fibers, the multi-layered tissue web having a first and second outer layer and a middle layer disposed there between where the synthetic fibers are selectively disposed in the middle layer. Generally the tissue product comprises less than about 30 percent, by weight of the tissue product, synthetic fiber. In a preferred embodiment the tissue product comprises non-fibrillated polyethylene terephthalate (PET) fibers having a circular cross-section shape with a diameter less than about 5.

Abstract: Spun microfibers include a blend of 70 wt. % to 90 wt. % meltblown-grade polyolefin and 10 wt. % to 30 wt. % thermoplastic starch, wherein the microfibers are suitable for use in a wet-laid process. A method for producing an absorbent product includes producing a blend of 70 wt. %-90 wt. % meltblown-grade polyolefin with 10 wt. % to 30 wt. % thermoplastic modified starch (TPMS), wherein the blend prior to spinning has a melt flow index greater than 150; spinning the blend into microfibers in a fiber spinning process; cutting the microfibers into staple fibers; and incorporating the staple fibers into a wet-laid process for making a nonwoven web.

Abstract: The present application provides a tissue product comprising at least about 10 weight percent high coarseness fibers, from about 1.0 to about 10 weight percent synthetic fibers and less than about 10 weight percent long, low-coarseness cellulosic fibers. The high coarseness fibers may be cellulosic fibers having an average fiber length greater than about 2.0 mm and a coarseness greater than 17 mg/100 m, such as Southern softwood kraft pulp fibers (SSWK) derived from a pine in the Pinus subgenus, and the synthetic fiber is a non-cellulosic, thermoplastic fiber such as non-fibrillated polyethylene terephthalate (PET) fibers. In certain embodiments the tissue products may be substantially free from long, low coarseness cellulosic fibers, yet provide satisfactory strength, such as a geometric mean tensile from about 500 to about 1,200 g/3?, and softness, such as a TS7 less than about 11.0.

Abstract: A wafer bonding method includes providing a first wafer including a first wafer surface, forming a first metal layer on the first wafer surface, and forming a first annular retaining wall structure including a first annular retaining wall and a second annular retaining wall surrounded by the first annular retaining wall. The first metal layer is formed between the first annular retaining wall and the second annular retaining wall. The method includes providing a second wafer including a second wafer surface, forming a second metal layer on the second wafer surface, and forming a second annular retaining wall structure including a third annular retaining wall and a fourth annular retaining wall surrounded by the third annular retaining wall. The second metal layer is formed between the third annular retaining wall and the fourth annular retaining wall. The method further includes bonding the first metal layer to the second metal layer.

Abstract: A reflectivity adjustable wall unit includes a transflective layer, a reflective layer, a first sealing gap defined between the transflective layer and the reflective layer, and a liquid crystal layer in the first sealing gap. The transflective layer is used as an outer layer of the reflectivity adjustable wall unit, and reflects some of ambient light irradiated at the transflective layer while allowing some of the ambient light to pass through. The reflective layer is disposed opposite to the transflective layer. The reflective layer includes an electrochromic reflective layer, a liquid crystal electrode layer and a base substrate, and the electrochromic reflective layer, the liquid crystal electrode layer and the base substrate are sequentially arranged from an outside to an inside. The electrochromic reflective layer has variable reflectivity under control of an external control voltage; and the liquid crystal layer has variable index under control of the liquid crystal electrode layer.

Abstract: There are disclosed a semi-transmissive, semi-reflective display panel, a method of manufacturing the same and a display device. The semi-transmissive, semi-reflective display panel includes a display substrate having a transmissive region and a reflective region, and an optical device. The optical device includes a first reflective portion and a second reflective portion; the first reflective portion is configured to reflect the light irradiating the reflective region of the display substrate from a backlight source to the second reflective portion; and the second reflective portion is configured to transmit the light irradiating the transmissive region of the display substrate from the backlight source and reflect the light reflected from the first reflective portion to the transmissive region of the display substrate.

Abstract: An anti-glaring light system and a vehicle are provided in the present disclosure. The system includes a light emitting device, configured to selectively emit first polarized light having a first polarization direction along a first light-emergent path or ordinary light along a second light-emergent path; and an eye-protection device, configured to block second polarized light having a second polarization direction incident into the eye-protection device, enable the first polarized light to pass through the eye-protection device and be propagated to eyes of a user along a first light-incident path, and enable the ordinary light to be propagated to the eyes of the user along a second light-incident path.

Abstract: A display panel, a backlight module and a display device are provided in embodiments of the disclosure, the display panel comprising: a first substrate and a second substrate provided opposite to the first substrate, and a plurality of pixels arranged in an array between the first substrate and the second substrate, each pixel comprising at least three sub-pixels of different colors; and a region of the display panel corresponding to at least one of the sub-pixels of different colors is further provided with a respective photonic crystal layer, which is configured to filter a light ray in a predetermined waveband and to obtain a color of an emergent light from the region of the display panel corresponding to the at least one of the sub-pixels similar to an object color thereat.

Abstract: The present invention provides a tissue product formed from a fiber furnish consisting essentially of short cellulosic fibers, such as fibers having an average fiber length less than about 2.0 mm, and a synthetic fiber having at least one cross-section dimension less than about 20 microns. The invention also provides a tissue product comprising at least one wet laid multi-layered tissue web comprising a fiber furnish consisting essentially of synthetic fibers and short cellulosic fibers, the multi-layered tissue web having a first and second outer layer and a middle layer disposed there between where the synthetic fibers are selectively disposed in the middle layer. Generally the tissue product comprises less than about 30 percent, by weight of the tissue product, synthetic fiber. In a preferred embodiment the tissue product comprises non-fibrillated polyethylene terephthalate (PET) fibers having a circular cross-section shape with a diameter less than about 5.

Abstract: A device and a method for detecting main acoustic indexes of multi-beam sonar pertaining to the field of hydrographic surveying and charting technology. The device includes a rotating device and a lifting gear installed in an anechoic tank. The bottom of the rotating device is equipped with a multi-beam sonar that has its rotating plane perpendicular to the direction of track line and transmits signals along the horizontal direction. A standard hydrophone is equipped at the bottom of the lifting gear, and is connected with a signal collector. The device utilizes the standard hydrophone to receive the pulse signals transmitted by the multi-beam sonar and employs the multi-beam sonar to receive the standard sound source signals, designs the detection process for data collection for analysis and research, thereby achieving the detection of the frequency, source level and beam angle of multi-beam sonar.

Abstract: A pixel arrangement structure includes a plurality of circular pixels. The plurality of circular pixels include a center pixel and a plurality of peripheral pixels located around the center pixel. Some of the plurality of peripheral pixels distributed on a same circumference with the center pixel as a center constitute a first pixel group, so as to form a plurality of first pixel groups on different circumferences respectively. Radiuses of circumferences of the plurality of first pixel groups respectively located on different circumferences gradually increase in a direction away from the center pixel.

Abstract: The present application provides a tissue product comprising at least about 10 weight percent high coarseness fibers, from about 1.0 to about 10 weight percent synthetic fibers and less than about 10 weight percent long, low-coarseness cellulosic fibers. The high coarseness fibers may be cellulosic fibers having an average fiber length greater than about 2.0 mm and a coarseness greater than 17 mg/100 m, such as Southern softwood kraft pulp fibers (SSWK) derived from a pine in the Pinus subgenus, and the synthetic fiber is a non-cellulosic, thermoplastic fiber such as non-fibrillated polyethylene terephthalate (PET) fibers. In certain embodiments the tissue products may be substantially free from long, low coarseness cellulosic fibers, yet provide satisfactory strength, such as a geometric mean tensile from about 500 to about 1,200 g/3?, and softness, such as a TS7 less than about 11.0.

Abstract: A wafer bonding method includes providing a first wafer including a first wafer surface, forming a first metal layer on the first wafer surface, and forming a first annular retaining wall structure including a first annular retaining wall and a second annular retaining wall surrounded by the first annular retaining wall. The first metal layer is formed between the first annular retaining wall and the second annular retaining wall. The method includes providing a second wafer including a second wafer surface, forming a second metal layer on the second wafer surface, and forming a second annular retaining wall structure including a third annular retaining wall and a fourth annular retaining wall surrounded by the third annular retaining wall. The second metal layer is formed between the third annular retaining wall and the fourth annular retaining wall. The method further includes bonding the first metal layer to the second metal layer.