Abstract: The present disclosure relates to polymers which contain a hydrophobic and hydrophilic segment which is sensitive to pH. In some aspects, the polymers form a micelle which is sensitive to pH and results in a change in fluorescence based upon the particular pH. In some aspects, the disclosure also provides methods of using the polymers for the imaging of cellular or extracellular environment or delivering a drug.

Abstract: A spinning solution, a heat-resistant creep-resistant fiber and preparation method therefor are provided. The spinning solution includes a polyethylene, a solvent and a photoinitiator, and the content of the photoinitiator is 0.2 wt %-10 wt % of the mass of the polyethylene; gel-spinning and multi-stage drafting the spinning solution; then performing ultraviolet irradiation by an ultraviolet light source to obtain a heat-resistant creep-resistant polyethylene fiber; the light intensity and the time of the ultraviolet light source is 100 W/cm2-5000 W/cm2 and 10 s-600 s, respectively; the gel content and the crystallinity of the heat-resistant creep-resistant polyethylene fiber is 20 wt %-100 wt % and 50 wt %-90 wt %, respectively; the creep rate of the fiber is 10?8 s?1-10?7 s?1 under conditions of a temperature of 70° C. and a load of 300 MPa; the fracture temperature of the fiber is 155° C.-245° C. under conditions of a load of 15 MPa and a heating rate of 2° C./min.

Abstract: A touch sensor and a display apparatus are disclosed. The touch sensor includes a first opening region, first touch electrodes, second touch electrodes, at least one first jumper conductor wire and at least one first conducting electrode. at least one of the first touch electrodes is separated by the first opening region into a first electrode portion and a second electrode portion; the first jumper conductor wire at least partially surrounds the first opening region; the at least one first conducting electrode is electrically connected with the first jumper conductor wire; a line width of the first jumper conductor wire is less than a maximum width of the at least one first conducting electrode in a first direction (D1); and the first electrode portion and the second electrode portion are electrically connected at least via the at least one first conducting electrode and the first jumper conductor wire.

Abstract: A flexible printed circuit board and a display touch apparatus are provided. The flexible printed circuit board includes a binding terminal region, a first circuit region and a second circuit region; the binding terminal region includes multiple terminals, the first circuit region includes a driver circuit, multiple first signal lines, multiple second signal lines, and multiple third signal lines, and the second circuit region includes an external connector; first ends of the multiple first signal lines, the multiple second signal lines and the multiple third signal lines are respectively connected to the terminals of the binding terminal region; second ends of the multiple first signal lines and the multiple second signal lines are respectively connected to the driver circuit; and second ends of the multiple third signal lines are connected to the connector.

Abstract: A flexible display panel, touch display module and display device are provided. The flexible display panel includes a display substrate and a spacer on a side of the display substrate away from a display side. The spacer includes a first side surface facing the display side of the display substrate and a second side surface away from the display side. The display substrate includes an arc surface region close to an edge and a panel bending pad bent to the side of the display substrate away from the display side and fixed on the second side surface of the spacer. Shape of the first side surface of the spacer is consistent with that of portion of the display substrate facing first side surface of the spacer. Portion of second side surface of the spacer corresponding to the arc surface region is a surface including a plane or multiple planes.

Abstract: A flexible printed circuit board and a display touch apparatus are provided. The flexible printed circuit board includes a binding terminal region, a first circuit region and a second circuit region; the binding terminal region includes multiple terminals, the first circuit region includes a driver circuit, multiple first signal lines, multiple second signal lines, and multiple third signal lines, and the second circuit region includes an external connector; first ends of the multiple first signal lines, the multiple second signal lines and the multiple third signal lines are respectively connected to the terminals of the binding terminal region; second ends of the multiple first signal lines and the multiple second signal lines are respectively connected to the driver circuit; and second ends of the multiple third signal lines are connected to the connector.

Abstract: A flexible display panel, touch display module and display device are provided. The flexible display panel includes a display substrate and a spacer on a side of the display substrate away from a display side. The spacer includes a first side surface facing the display side of the display substrate and a second side surface away from the display side. The display substrate includes an arc surface region close to an edge and a panel bending pad bent to the side of the display substrate away from the display side and fixed on the second side surface of the spacer. Shape of the first side surface of the spacer is consistent with that of portion of the display substrate facing first side surface of the spacer. Portion of second side surface of the spacer corresponding to the arc surface region is a surface including a plane or multiple planes.

Abstract: A touch sensor and a display apparatus are disclosed. The touch sensor includes a first opening region, first touch electrodes, second touch electrodes, at least one first jumper conductor wire and at least one first conducting electrode.

Abstract: A reinforcement board for a flexible printed circuit, a flexible printed circuit assembly, and a display device. The reinforcement board for a flexible printed circuit comprises a substrate; the substrate comprises a first surface and a second surface which are opposite to each other; a through hole passing through the first surface and the second surface is provided on the substrate; the first surface, the second surface, and the wall of the through hole are all provided with a conductive layer; and the conductive layers on the first surface and the second surface are connected by means of the conductive layer on the wall of the through hole.

Abstract: A display device includes first and second camera regions, a function integrating region, and an ambient light sensing region. A display panel has a first through hole in the first camera region, a second through hole in the second camera region, and a non-display region between the through holes. A cover panel is provided on the display side of the display panel. A grid glue has an orthographic projection of the first openings of the two camera regions and has an area greater than an orthographic projection of the through holes. A rigid heat dissipating layer has a second opening in all the four adjacent regions, and an orthographic projection of the second openings has an area greater than the orthographic projection of the first openings, and a photosensitive module defines an orthographic projection with an area greater than the orthographic projections of the first openings and the second openings.

Abstract: The disclosure relates to the technical field of building materials, and in particular, to lightweight aggregate ultra-high performance concrete (UHPC) and a preparation method thereof. The lightweight aggregate UHPC provided in the disclosure is prepared from the following components in parts by weight: cement 220-260 parts; silica fume 100-120 parts; expanded perlite powder 120-160 parts; expanded perlite 230-260 parts; polycarboxylate superplasticizer 15-20 parts; steel fiber 76-93 parts; and water 140-160 parts, where a maximum particle size of the expanded perlite powder is 0.075 mm; and a particle size range of the expanded perlite is 0.075-0.6 mm. The lightweight UHPC prepared according to the design of the disclosure has excellent density performance, and can satisfy requirements of concrete components, etc.

Abstract: The present invention provides a display module and a fixing method therefor, and a display apparatus. The display module is provided with a light-shielding structure including a light-shielding part and a supporting part that are integrally formed, wherein the light-shielding part is arranged around the inner wall of a through hole; the supporting part is fixed to a side of a display panel away from a cover plate; and an orthographic projection of the light-shielding part on the cover plate and an orthographic projection of a light-shielding layer on the cover plate at least partially overlap, such that a transition area is surrounded by the light-shielding layer and the light-shielding part in a through hole area.

Abstract: The disclosure relates to the technical field of building materials, and in particular, to lightweight aggregate ultra-high performance concrete (UHPC) and a preparation method thereof. The lightweight aggregate UHPC provided in the disclosure is prepared from the following components in parts by weight: cement 220-260 parts; silica fume 100-120 parts; expanded perlite powder 120-160 parts; expanded perlite 230-260 parts; polycarboxylate superplasticizer 15-20 parts; steel fiber 76-93 parts; and water 140-160 parts, where a maximum particle size of the expanded perlite powder is 0.075 mm; and a particle size range of the expanded perlite is 0.075-0.6 mm. The lightweight UHPC prepared according to the design of the disclosure has excellent density performance, and can satisfy requirements of concrete components, etc.

Abstract: There is provided a display device including a cover plate and a display panel; the cover plate includes a middle plane part, a first edge curved surface part, a second edge covered surface part and a corner curved surface part; the display panel includes a middle part, an edge part and a corner part; the middle part is arranged corresponding to the middle plane part; the edge part includes a first edge part and a second edge part; the first edge part and the first edge curved surface part are arranged correspondingly, and the second edge part and the second edge curved surface part are arranged correspondingly; the corner part and the corner curved surface part are correspondingly arranged; the middle part is in a display area; at least a portion of the edge part and the corner part adjacent to the middle part is in the display area.

Abstract: Various embodiments may provide a memory cell including a magnetic pinned layer with a substantially fixed magnetization direction, a crystalline spacer layer in contact with the magnetic pinned layer, and a magnetic storage layer. The magnetic storage layer may include an amorphous interface sub-layer in contact with the crystalline spacer layer, the amorphous interface sub-layer including a first alloy of iron (Fe) and at least one element. The amorphous storage layer may also include an amorphous enhancement sub-layer in contact with the amorphous interface sub-layer, the amorphous enhancement sub-layer including a second alloy of iron (Fe) and at least one element. The memory cell may additionally include a cap layer in contact with the amorphous enhancement sub-layer. A concentration of the at least one further element comprised in the first alloy and a concentration of the at least one further element comprised in the second alloy may be different.

Abstract: A memory device includes a metal oxide material disposed between and in electrical contact with first and second conductive electrodes, and an electrical current source configured to apply one or more electrical current pulses through the metal oxide material. For each of the one or more electrical current pulses, an amplitude of the electrical current increases over time during the electrical current pulse to form a conductive filament in metal oxide material.

Abstract: A memory device includes a metal oxide material disposed between and in electrical contact with first and second conductive electrodes, and an electrical current source configured to apply one or more electrical current pulses through the metal oxide material. For each of the one or more electrical current pulses, an amplitude of the electrical current increases over time during the electrical current pulse to form a conductive filament in metal oxide material.

Abstract: The present application provides a flash memory device. The flash memory device includes a semiconductor substrate; and a plurality of tunnel oxide layers formed on a surface of the semiconductor substrate. The flash memory device also includes a floating gate having a first portion with a width smaller than a width of the tunnel oxide layer and a second portion with a width greater than the width of the first portion formed on the first portion formed on each of the floating silicon oxide layers. Further, the flash memory device includes a plurality of shallow trench isolation structures formed in the surface of the semiconductor substrate between adjacent floating gates and the tunnel oxide layers; and liner oxide layers formed on side surfaces of the first portion of the floating gates.

Abstract: A UNCD nanowire comprises a first end electrically coupled to a first contact pad which is disposed on a substrate. A second end is electrically coupled to a second contact pad also disposed on the substrate. The UNCD nanowire is doped with a dopant and disposed over the substrate. The UNCD nanowire is movable between a first configuration in which no force is exerted on the UNCD nanowire and a second configuration in which the UNCD nanowire bends about the first end and the second end in response to a force. The UNCD nanowire has a first resistance in the first configuration and a second resistance in the second configuration which is different from the first resistance. The UNCD nanowire is structured to have a gauge factor of at least about 70, for example, in the range of about 70 to about 1,800.

Abstract: A semiconductor device production method includes a first step of forming a planar silicon layer on a silicon substrate and forming first and second pillar-shaped silicon layers on the planar silicon layer; a second step of forming a gate insulating film around the first and second pillar-shaped silicon layers, forming a metal film and a polysilicon film around the gate insulating film, controlling a thickness of the polysilicon film to be smaller than a half of a distance between the first and second pillar-shaped silicon layers, depositing a resist, exposing the polysilicon film on side walls of upper portions of the first and second pillar-shaped semiconductor layers, etching-away the exposed polysilicon film, stripping the third resist, and etching-away the metal film; and a third step of forming a resist for forming a gate line and performing anisotropic etching to form a gate line and first and second gate electrodes.