Abstract: A display substrate and a display device are provided. The first display region includes a first light-emitting element, and allows light from the first side to be at least partially transmitted to the second side. The first winding portion of the first signal line extends along a curve, the first winding portion, the first bending portion, and the first connecting portion are located in the second display region. The first signal line is configured to transmit a first driving signal to the first pixel circuit to drive the first light-emitting element to emit light. The second signal line is configured to transmit a second driving signal to the second pixel circuit and the third pixel circuit to drive the second light-emitting element and the third light-emitting element to emit light. The third signal line is floating, and is in the second display region and extends along the first direction.

Abstract: A display panel and a display device are provided. The display panel includes: a base substrate, having a first display region and a second display region, the first display region is located at at least one side of the second display region; a plurality of first pixel circuits, located in the first display region; a plurality of first light-emitting elements, located in the first display region to each drive at least one first light-emitting element; a plurality of second pixel circuits, located in the first display region; a plurality of second light-emitting elements, located in the second display region to each drive at least one second light-emitting element; and a plurality of conductive lines, the second pixel circuit is connected to the second light-emitting element through at least one conductive line.

Abstract: A textile includes: (1) a matrix; and (2) particulate fillers dispersed within the matrix. The textile has a transmittance of infrared radiation at a wavelength of 9.5 ?m of at least about 40%, and the textile has a weighted average reflectivity of radiation over a wavelength range of 0.3 ?m to 2 ?m of at least about 40%.

Abstract: A display panel and a display device are provided. In the display panel, a first display region includes first light-emitting units, and a second display region includes second light-emitting units, first pixel circuits and second pixel circuits, the first pixel circuit is connected with the first light-emitting unit, and the second pixel circuit is connected with the second light-emitting unit. The first display region includes a first region and a second region on a side of the first region away from the second display region, the second display region includes a third region and a fourth region on a side of the third region close to the first display region, the first light-emitting unit in the first region is connected with the first pixel circuit in the third region, the first light-emitting unit in the second region is connected with the first pixel circuit in the fourth region.

Abstract: A spectrally-selective clothing fabric is disclosed. The clothing fabric can comprise an outer layer, an intermediate layer, and an inner layer. The outer layer can be infrared-transmissive and can comprise a polyolefin fiber and particulate fillers dispersed within the polyolefin fiber. The intermediate layer can comprise an infrared-reflective porous metallic-film on an inner surface of an infrared-transmissive porous polyolefin-membrane, wherein the porous polyolefin membrane is coupled to an inner surface of the outer layer. The inner layer can comprise a fabric coupled to an inner surface of the porous metallic film. The particulate fillers can comprise inorganic particles having an average particle size in a range of 10 nm to 4,000 nm. The porous metallic film can have pores having an average pore size in a range of 10 nm to 4,000 nm.

Abstract: A porous polymer composite for daytime radiative cooling includes a porous polymer matrix comprising a thermoplastic polymer and including a plurality of pores, and selectively emitting particles dispersed in the porous polymer matrix. When exposed to solar radiation, the porous polymer composite comprises an infrared emissivity of at least about 80% in a wavelength range of 8-13 ?m and/or a solar reflectivity of at least about 80% in a wavelength range of 0.3-2 ?m.

Abstract: A spectrally-selective clothing fabric is disclosed. The clothing fabric can comprise an outer layer, an intermediate layer, and an inner layer. The outer layer can be infrared-transmissive and can comprise a polyolefin fiber and particulate fillers dispersed within the polyolefin fiber. The intermediate layer can comprise an infrared-reflective porous metallic-film on an inner surface of an infrared-transmissive porous polyolefin-membrane, wherein the porous polyolefin membrane is coupled to an inner surface of the outer layer. The inner layer can comprise a fabric coupled to an inner surface of the porous metallic film. The particulate fillers can comprise inorganic particles having an average particle size in a range of 10 nm to 4,000 nm. The porous metallic film can have pores having an average pore size in a range of 10 nm to 4,000 nm.

Abstract: A textile includes: (1) a matrix; and (2) particulate fillers dispersed within the matrix. The textile has a transmittance of infrared radiation at a wavelength of 9.5 ?m of at least about 40%, and the textile has a weighted average reflectivity of radiation over a wavelength range of 0.3 ?m to 2 ?m of at least about 40%.