Abstract: Disclosed herein are compositions and methods for acutely raising nitric oxide levels in a subject. In one example, the composition can include, an effective amount of a NOS dependent source of nitric oxide; an effective amount of a NOS independent source of nitric oxide; and an effective amount of a myeloperoxidase inhibitor; wherein the composition acutely raises nitric oxide levels in a subject above a level provided by the available sources of nitric oxide in the subject prior to administration of the composition. Further presented is a method of treating a subject for a condition or disorder that is response to nitric oxide therapy, including: acutely raising nitric oxide levels in a subject by simultaneously increasing biosynthesis of nitric oxide, increasing nitrate/nitrite levels, and inhibiting meyloperoxidase activity.

Abstract: The present disclosure relates to a compound, a material for an organic electroluminescent device and an application thereof. The compound has a structure represented by Formula (1). The compound has a relatively high refractive index in the region of visible light (400-750 nm), which is conducive to improving the light-emitting efficiency.

Abstract: An electrostatic discharge (ESD) protection circuit is provided to minimize ESD damage to an internal circuit in a CDM model. The ESD protection circuit includes two stages of discharging circuits that are coupled to an IO pin and the internal circuit, a first power clamp circuit, and a second power clamp circuit. The first power clamp circuit is electrically connected to a power rail and a ground rail to discharge a part of a current to the ground, and the second power clamp circuit is electrically connected to a second-stage discharging circuit and the ground rail, so that the other part of the current is discharged to the ground through the second power clamp circuit.

Abstract: The present application discloses a battery to alleviate the impact on the main body of the battery and for improving the safety performance of the battery. The battery comprises a package case and a circuit board, wherein the package case forms a first surface and a buffer member is arranged between the circuit board and the first surface. In the present application, the buffer member between the circuit board and the first surface may alleviate the force received on the first surface, thereby alleviating the impact on the electrode assembly of the battery, avoiding the damage of the positive and negative electrode plates and the short circuit caused by the contact between the positive and negative electrodes, and improving the safety of battery.

Abstract: A compound, a material for an organic electroluminescent device and an application thereof are disclosed herein. The compound has a structure represented by Formula (1). The compound has a relatively high refractive index and can effectively improve the light extraction efficiency. The external quantum efficiency of the compound makes it suitable for use as a capping layer when used in an organic electroluminescent device. The compound has a relatively high refractive index in the region of visible light (400-750 nm), which is advantageous for improving the light-emitting efficiency. The compound has a relatively large extinction coefficient in the ultraviolet region (less than 400 nm), which is advantageous for absorbing harmful light and protecting eyesight. Meanwhile, a deuterium atom may be introduced into the compound to significantly improve the device lifetime.

Abstract: A nitrogen heterocyclic compound having a structure of Chemical Formula I is provided. z is 1 or 2, m and n are each 1 or 2, p and q are each 0, 1 or 2. X1-X6 are each independently nitrogen or carbon, and at least one of X1-X6 is nitrogen. R1, R2 and R3 are each independently C1-C10 linear or branched alkyl, substituted or unsubstituted aryl, fused aryl, an aromatic heterocyclic group, or a fused aromatic heterocyclic group. R1 and R2 may be otherwise a single bond. Ar1 and Ar2 are each substituted or unsubstituted aryl, fused aryl, an aromatic heterocyclic group, or a fused aromatic heterocyclic group. The nitrogen heterocyclic compound has a higher refractive index, can improve light extraction efficiency and luminous efficiency and alleviate angular dependence of luminescence when it is used as a capping layer CPL of an OLED device.

Abstract: The present disclosure relates provides an compound represented by Chemical Formula 1, in which Ar1, Ar2, Ar3 and Ar4 are C6-C40 aryl, or C5-C40 heteroaryl; R1 and R2 are —C(R)2—, —N(R)—, —O—, or —S—; X1, X2 and X3 are C or N; L1 and L2 are phenylene, naphthylene, or biphenylene; Y1 and Y2 are each an electron-withdrawing group selected from a N-containing heterocyclic group, or a cyano-containing group. The compound of the present disclosure has bipolar characteristics of simultaneously transmitting holes and electrons. The bipolar transmission host is beneficial to charge transmission balance in the light-emitting layer, and can widen the exciton recombination region, to simplify the device structure and improving device efficiency. The present disclosure further provides a display panel and a display apparatus.

Abstract: The present disclosure relates to the field of organic electroluminescence materials and particularly relates to a compound, an OLED display panel and a display device.

Abstract: Methods for in vitro transcription and translation from an RCA product are provided. The methods comprise providing a double-stranded RCA product, wherein the double-stranded RCA product consists essentially of tandem repeats of a minimalistic expression sequence. The methods further comprise expressing a protein from the double-stranded RCA product in a cell-free expression system.

Abstract: The embodiments of the disclosure provide a video processing method and device, terminal and storage medium. The method includes: turning on a first camera located at a first side of a terminal so as to obtain a first video stream through the first camera; turning on a second camera located at a second side of the terminal so as to obtain a second video stream through the second camera; receiving a switching command and performing a preset switching operation on the first video stream and the second video stream according to the switching command; recording receiving time of the switching command; and generating timeline information according to the receiving time and the preset switching operation. In the method of the disclosure, by recording the receiving time of the switching command and generating the timeline information, more flexible choices may be provided for subsequent video presentation and editing.

Abstract: An organic compound can be applied as a host material for an OLED display device. The compound has a structure represented by Formula (I): a and b, being independently 1, 2 or 3, respectively represent the numbers of electron donor D and electron acceptor A; c and d, independently being 0, 1, or 2, respectively representing the numbers of group L1 and group L2. D, L1 and L2 are each alkyl, cycloalkylene, heterocyclic group, aryl, heteroaryl, fused aryl, or fused heteroaryl; and A is selected from nitrogen-containing heterocyclic substituents, cyano-containing substituents, triaryl-boron-derived substituents, and phosphoxy-containing substituents. The compound has a D-(?)-?-(?)-A structure with bipolarity, and the ? bond can interrupt an intramolecular charge transfer between D and A, so that the excited state is limited to a local excited state in moiety of D or A, and the compound has a small excited-state dipole moment.

Abstract: Provided are techniques for generating expression products using one or more nucleic acid concatemers that include tandem repeats of a nucleic acid sequence encoding the expression product or products. In one embodiment, different expression products may be co-expressed using a concatemer mixture of a first nucleic acid concatemer and a second nucleic acid concatemer having a predefined ratio to one another.

Abstract: The present disclosure provides an aromatic heterocyclic compound having property of thermally activated delayed fluorescence (TADF). The aromatic heterocyclic compound has a structure represented by Formula (I), in which X1 and X2 each is S, O, Se, or C; D is an electron donor, A is an electron acceptor; m is a number of the electron donor D, and the m electron donors D are the same or different; n is a number of the electron acceptor, and the n electron acceptors are the same or different; and m and n are 1 or 2. The aromatic heterocyclic compound provides a high luminescence efficiency. Organic light-emitting display devices including such aromatic heterocyclic compound have improved luminescence efficiency, lower cost and longer service life by using the aromatic heterocyclic compound as a light-emitting material, a host material, or a guest material.

Abstract: A compound according to Formula (1), in which D is an electron donor containing a nitrogen atom and is bonded to a benzene ring through the nitrogen atom; A is an electron acceptor containing a boron atom and is bonded to a benzene ring through the boron atom; m and n are each an integer selected from 1, 2 or 3; and R11, R12, R13, R14 are each independently selected from the group consisting of a hydrogen atom, alkyl, alkoxy, cyano, trifluoromethyl, an electron acceptor A?, and a nitrogen-containing electron donor D. In the compound, biphenyl acts as a linking unit between the electron donor D and the electron acceptor A, such that units D and A are located at different positions of the molecule, realizing effective separation between HOMO and LUMO. In addition, the light absorption and vibration strength of the molecule are enhanced.

Abstract: Disclosed is a method for removing benzo[?]pyrene from a liposoluble natural extract. The method of the present invention comprises adding a suitable solvent to a crude natural extract product so as to obtain a mixed material; heating the mixed material, stirring until uniform, cooling and layering, and then separating the upper layer from the lower layer so as to obtain a precipitate and a filtrate; washing the precipitate with a small amount of a solvent so as to obtain a washed product and a washing solution; removing the solvent from the washed product at a low temperature so as to obtain a finished product; and directly recycling the filtrate and the washing solution as solvents. The present method achieves the purification of the crude natural extract product and the removal of benzo[?]pyrene in one step, and is a novel method which is simple, highly efficient, feasible and easy for industrial applications.

Abstract: A heterocyclic compound containing heteroatom substituted fluorene is provided in the present disclosure. The heterocyclic compound includes a structure: Y1 is selected from O or S; X1, X2, X3, X4, X5, X6, X7, and X8 are independently selected from CRa or N; X9, X10, X11, X12, X13, X14, X15, X16, X17, X18, X19, X20, X21, X22, X23, and X24 are independently selected from CR1 or N; Ra is independently selected from hydrogen, deuterium, tritium, halogen, nitrile, cyano, nitro, hydroxyl, carbonyl, ester, carboxyl, imide, amide, C1-C20 alkoxy, C1-C20 alkyl, C3-C20 cycloalkyl, C2-C20 alkenyl, C3-C20 cycloalkenyl, silyl, boron, phosphine oxide, phosphine, sulfonyl, amine, C6-C30 aryl, C3-C30 heteroaryl, or a ring structure; Y2, and Y3 are independently selected from O, S or NR2; Ar1 and Ar2 are independently selected from aryl or heteroaryl; and R1 and R2 are independently selected from hydrogen, deuterium, C1-C20 alkyl, C6-C30 aryl, or C3-C30 heteroaryl.

Abstract: An acidic aqueous shampoo composition, which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) an emulsified silicone, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: An aqueous anti-dandruff shampoo composition which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) suspended particles of an anti-dandruff agent, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: Methods and apparatus provide cloud-based video encoding that generates encoded video data by one or more encoders in a cloud platform for a plurality of cloud encoding sessions. The methods and apparatus generate operational improvement tradeoff data in response to operational encoding metrics associated with the one or more encoders and change operational characteristics of the one or more encoders for at least one of the cloud encoding sessions based on the operational improvement tradeoff data.

Abstract: A processing apparatus and video encoding method are provided which include receiving a portion of a video sequence and determining complexities for blocks of pixels of the portion of the video sequence. Quantization parameter values for corresponding blocks of pixels are selected based on complexities of the corresponding blocks and visually perceived coding artifacts of the corresponding blocks produced by the quantization parameter values. The blocks of pixels are encoded, using the selected quantization parameter values. The blocks of pixels are decoded and the portion of the video sequence is provided for display.