Abstract: Provided is an integral single-frame two-way headrest with a U-shaped single rod, comprising a U-shaped rod, an integral frame and a cover, the integral frame being externally covered with the cove, and the integral frame is hollow inside. An opening is arranged at a lower end of the integral frame, and an upper portion of the U-shaped rod is inserted into the inner frame from the opening, a plurality of positioning grooves is arranged on the right side of two downwardly extending ends of the U-shaped rod. A rod guide sleeve sleeved on both ends of the U-shaped rod is mounted at both ends of the opening, and the outer side of the integral frame is mounted with an unlocking steel wire corresponding to the positioning groove at both ends of the U-shaped rod, an unlocking lever connected with the unlocking steel wire and laterally movable is mounted in a hollow portion of the integral frame.

Abstract: The invention generally relates to sample analysis systems and methods of use thereof. In certain aspects, the invention provides a system for analyzing a sample that includes an ion generator configured to generate ions from a sample. The system additionally includes an ion separator configured to separate at or above atmospheric pressure the ions received from the ion generator without use of laminar flowing gas, and a detector that receives and detects the separated ions.

Abstract: The invention generally relates to sample analysis systems and methods of use thereof. In certain aspects, the invention provides a system for analyzing a sample that includes an ion generator configured to generate ions from a sample. The system additionally includes an ion separator configured to separate at or above atmospheric pressure the ions received from the ion generator without use of laminar flowing gas, and a detector that receives and detects the separated ions.

Abstract: The invention generally relates to sample analysis systems and methods of use thereof. In certain aspects, the invention provides a system for analyzing a sample that includes an ion generator configured to generate ions from a sample. The system additionally includes an ion separator configured to separate at or above atmospheric pressure the ions received from the ion generator without use of laminar flowing gas, and a detector that receives and detects the separated ions.

Abstract: The invention generally relates to sample analysis systems and methods of use thereof. In certain aspects, the invention provides a system for analyzing a sample that includes an ion generator configured to generate ions from a sample. The system additionally includes an ion separator configured to separate at or above atmospheric pressure the ions received from the ion generator without use of laminar flowing gas, and a detector that receives and detects the separated ions.

Abstract: The invention generally relates to sample analysis systems and methods of use thereof. In certain aspects, the invention provides a system for analyzing a sample that includes an ion generator configured to generate ions from a sample. The system additionally includes an ion separator configured to separate at or above atmospheric pressure the ions received from the ion generator without use of laminar flowing gas, and a detector that receives and detects the separated ions.

Abstract: A method of forming a single-layer photonic crystal structure. The method includes depositing electrophoretic suspension, working electrode and lower electrode in a container, wherein the working electrode and the lower electrode are formed at upper and lower parts of the container, respectively, and spaced apart at an distance; and applying an electric voltage to the working electrode and the lower electrode to form an electric field, such that particles in the electrophoretic suspension form a single-layer photonic crystal structure on the working electrode under interactive actions of the electric field and a gravity field by an electrophoresis self-assembly technique. Therefore, the single-layer photonic crystal structure has a low cost, and good quality and recurring property.

Abstract: A three-dimensional geometric photonic crystal and a method of fabricating the photonic crystal are disclosed. The photonic crystal includes a geometric structure having a plurality of electrophoretic self-assembled particles and the plurality of particles are periodically arranged at any cross sections of the geometric structure. The method includes preparing an electrophoresis deposition suspension, installing first and second electrodes in the electrophoresis deposition suspension with the first electrode being encircled by the second electrode, and applying a voltage to the first electrode and the second electrode to form an electric field between the first and second electrodes, such that particles in the electrophoresis deposition suspension are electrophoretic self-assembled, and a periodically arranged geometric structure is formed. A photonic crystal thus may have a three-dimensional geometric structure in any shape.

Abstract: A method of forming a single-layer photonic crystal structure. The method includes depositing electrophoretic suspension, working electrode and lower electrode in a container, wherein the working electrode and the lower electrode are formed at upper and lower parts of the container, respectively, and spaced apart at an distance; and applying an electric voltage to the working electrode and the lower electrode to form an electric field, such that particles in the electrophoretic suspension form a single-layer photonic crystal structure on the working electrode under interactive actions of the electric field and a gravity field by an electrophoresis self-assembly technique. Therefore, the single-layer photonic crystal structure has a low cost, and good quality and recurring property.

Abstract: A three-dimensional geometric photonic crystal and a method of fabricating the photonic crystal are disclosed. The photonic crystal includes a geometric structure having a plurality of electrophoretic self-assembled particles and the plurality of particles are periodically arranged at any cross sections of the geometric structure. The method includes preparing an electrophoresis deposition suspension, installing first and second electrodes in the electrophoresis deposition suspension with the first electrode being encircled by the second electrode, and applying a voltage to the first electrode and the second electrode to form an electric field between the first and second electrodes, such that particles in the electrophoresis deposition suspension are electrophoretic self-assembled, and a periodically arranged geometric structure is formed. A photonic crystal thus may have a three-dimensional geometric structure in any shape.

Abstract: This invention discloses the synthesis of a bifunctional La0.6Ca0.4Co1-xIrxO3 (x=0˜1) perovskite compound with a superb bifunctional catalytic ability for the oxygen reduction and generation in alkaline electrolytes. Synthetic routes demonstrated include solid state reaction, amorphous citrate precursor, and mechanical alloying. The interested compound demonstrates notable enhancements over commercially available La0.6Ca0.4CoO3.

Abstract: This invention discloses the synthesis of a bifunctional La0.6Ca0.4Co1-xIrxO3 (x=0˜1) perovskite compound with a superb bifunctional catalytic ability for the oxygen reduction and generation in alkaline electrolytes. Synthetic routes demonstrated include solid state reaction, amorphous citrate precursor, and mechanical alloying. The interested compound demonstrates notable enhancements over commercially available La0.6Ca0.4CoO3.