There is still significant room for improvement when combining structural color with fluorescence patterns in dual anti-counterfeiting and dynamic labels. In this study, we achieved breakthroughs under conditions by using the properties of hydrogen-bonded cholesteric liquid crystal (HBCLC) them dye spiropyran (SP) to create patterns. The label can only display storage information after meeting humidity ultraviolet light (UV) has functions encryption repeated reading. We adjusted center...

In this paper, we report a large lateral photovoltaic effect (LPE) with ultrafast relaxation time in SnSe/p-Si junctions. The LPE shows linear dependence on the position of laser spot, and sensitivity is as high 250 mV mm−1. optical response are about 100 ns 2 μs, respectively. current-voltage curve surface SnSe film indicates formation an inversion layer at interface. Our results clearly suggest that most excited-electrons diffuse laterally interface, which time. positional make junction...

The exploration of colossal dielectric permittivity (CP) materials with low loss in a wide range frequencies/temperatures continues to attract considerable interest. In this paper, we report CP (Al + Nb) co-doped rutile SnO2 ceramics at room temperature. Al0.02Nb0.05Sn0.93O2 and Al0.03Nb0.05Sn0.92O2 exhibit high relative permittivities (above 103) losses (0.015 < tan δ 0.1) frequencies temperatures from 140 400 K. Al doping can effectively modulate the behavior by increasing grain...

The lateral photovoltaic (LPV) effect has attracted much attention for a long time because of its application in position-sensitive detectors (PSD). Here, we report the ultrafast response LPV amorphous MoS2/Si (a-MoS2/Si) junctions prepared by pulsed laser deposition (PLD) technique. Different orientations built-in field and breakover voltages are observed a-MoS2 films deposited on p- n-type Si wafers, resulting induction positive negative a-MoS2/n-Si a-MoS2/p-Si upon illumination,...

Position-sensitive detectors based on the lateral photovoltaic effect have been widely used in optical engineering for measurement of position, distance, and angles. However, self-powered ultraviolet position-sensitive with high sensitivity fast response are still lacking due to difficulty associated fabrication p-type wide bandgap semiconductors, which hinders their further design enhancement. Here, influence band structures interfacial transport properties performance PrNiO3/Nb:SrTiO3p–n...

Substantial ultraviolet (UV) photodetector research has been pursued in recent decades. In this paper, we report the self-powered UV vertical photovoltaic effect (VPE) and lateral (LPE) with high sensitivity fast-relaxation time NdNiO3/Nb:SrTiO3 (NNO/NSTO) heterojunctions. The rectifying behavior indicates that large built-in electric field is formed p-n junctions. open circuit voltage of VPE as 0.4 V under 266 nm laser illumination, relaxation 1.8 μs. highest position LPE about 32 mV/mm,...

In this paper, we report a sensitive lateral photovoltaic effect (LPE) in Fe3O4/3C-SiC Schottky junctions with fast relaxation time at near-ultraviolet wavelengths. The rectifying behavior suggests that the large build-in electric field was formed junctions. This device has excellent position sensitivity as high 67.8 mV mm-1 illuminated by 405 nm laser. optical of LPE is about 30 μs. and positional make junction promising candidate for wide range ultraviolet/near-ultraviolet optoelectronic...

Sentiment analysis in Chinese classical poetry has become a prominent topic historical and cultural tracing, ancient literature research, etc. However, the existing research on sentiment is relatively small. It does not effectively solve problems such as weak feature extraction ability of text, which leads to low performance model for poetry. In this we offer SA-Model, poetic model. SA-Model firstly extracts text vector information fuses it through Bidirectional encoder representation from...

This paper reports the development of a simple and effective way to prepare novel soluble porous polymer nanospheres (PPSs) by A3B2 catalytic emulsion polymerization using Suzuki reaction as one-step, surfactant-free process. The PPSs chemical structures are characterized Fourier transform infrared spectroscopy, transmission electron microscopy, powder X ray diffraction, dynamical light scattering, thermogravimetric analysis. results show that tris(4-bromophenyl)amine (A3)...

We consider an open quantum system consisting of four atoms which are placed in a damped cavity. Through dissipative dynamics process, $W$ state can be converted into Greenberger-Horne-Zeilinger with deterministic probability. In addition, the interaction time need not controlled strictly process. The protocol may up promising perspective for conversion between different classes entanglement and cavity electrodynamics systems.

We report the tunneling electroresistance effect (TER) in a Pt/BaTiO3(BTO)/Nb:SrTiO3 (n-STO) ferroelectric tunnel junction (FTJ). Using transmission electron microscopy, X-ray photoelectron spectroscopy, and piezoresponse force we find that thick BaTiO3 (5 nm) film is epitaxial of high quality. A large ON/OFF resistance ratio more than 104% at room temperature observed. Our experimental results as well theoretical modeling reveal depletion region near BTO/n-STO interface can be electrically...

As two common neurodevelopmental disorders, autistic spectrum disorder and attention deficit hyperactivity frequently occur together. Until now, only a few studies have investigated the co-occurrence of disorder, this is due to restrictions associated with previous Diagnostic Statistical Manual Mental Disorders, Fourth Edition, Text Revision. Most research has focused on developmental trajectories for separately, while neural mechanisms underpinning remain largely unknown.We studied 162...

The StatCom is traditionally modeled for power flow analysis as a PV or PQ bus depending on its primary application. active either set to zero (neglecting the losses) calculated iteratively. voltage and reactive compensation are usually related through magnetics of StatCom. This traditional model neglects impact high-frequency effects switching characteristics electronics losses injection (absorption). In this paper, authors propose new appropriate derived directly from dynamic proposed can...

On-site lightning impulse (LI) test waveform, restricted by the large load capacitance and generator's inherent inductance, has a long wavefront time Tf compared with standard LI, called non-standard LI. The LI been carried out in field. But its insulation defect detecting effectiveness is not clear. In this paper, generating system of impulses different waveform parameters, including double-exponential times range 0.08 ~ 23.5 μs an oscillating around 10 μs, was established. characteristics...

Compile-only JVMs for resource-constrained embedded systems have the potential using device resources more efficiently than interpreter-only since compilers can produce significantly higher quality code and be stored reused future invocations. However, this additional storage requirement reuse of native bodies, introduces memory overhead not imposed in interpreter-based systems.In paper, we present a Java Virtual Machine (JVM) extension adaptive unloading that reduces requirements by...

A future is a simple and elegant construct that programmers can use to identify potentially asynchronous computation introduce parallelism into serial programs. In its recent 5.0 release, Java provides an interface-based implementation of futures enables users encapsulate define their own execution engines for futures. prior work, we have proposed alternative model, called directive-based lazy (DBLFutures), support in Java, simplifies programmer effort improves performance scalability...

The standard lightning impulse (LI), defined as a smooth full voltage having front time of 1.2 μs and to half-value 50 μs, obtained from field observation, has remained unchanged IEC Ed. 1 in 1962 through 3 2010. LI test plays an important role the equipment design insulation defects detection. In order evaluate reasonability waveform point characteristics, breakdown characteristics GIS under with different wavefront times T <sub xmlns:mml="http://www.w3.org/1998/Math/MathML"...

Solar-blind photodetectors based on wide bandgap semiconductors have recently attracted a lot of interest. Nickel-containing spinel phase oxides, such as NiAl2O4, are stable p-type semiconductors. This paper describes multifunctional solar-blind photodetector NiAl2O4/4H-SiC heterojunction that utilizes photovoltaic effects. The position sensitivity reaches value 1589.7 mV/mm under 405 nm laser illumination, while the relaxation times vertical (VPV) effect and lateral (LPV) 266 illumination...

In this paper, a new type of hydrogen‐bonding‐directed layer‐by‐layer (LBL) ultrathin film with photosensitive cinnamoyl chromophores was prepared. It could induce uniform alignment liquid crystals (LCs) after being irradiated by linearly polarised ultraviolet light (LPUVL). The formation photochromic multilayer achieved on the basis an alternating assembly poly(4‐vinylpyridine) (PVPy) and poly(4‐acryloyloxy)cinnamic acid (PCA). process followed UV–visible spectroscopy. nature interaction...

Abstract Herein, we demonstrate the contribution of oxygen-deficiencies on bipolar resistance switching (RS) properties amorphous-YFe 0.5 Cr O 3−d (a-YFCO) films. The a-YFCO films were prepared under various oxygen pressures to tune concentration in XPS data verify that increase with decreasing pressure. RS property becomes more pronounced Based Ohmic conduction measurements low state, confirm mechanism is related migration oxygen-deficiencies. enhanced and long retention suggest a great...

Abstract In this paper, the polyanion-containing cinnamoyl group (PACSS-CF3) was self-assembled with diazoresin (DR) to form a kind of stable covalent ultrathin film by irradiation 365 nm UV light. The photoalignment properties DR/PACSS-CF3 were investigated. found have anisotropy after 297 linearly polarised ultraviolet light (LPUVL), and could induce uniform alignment liquid crystals (LCs). pretilt angle LC 2.5°. stability enhanced bonds. films thermally 180°C. Polarised UV-Vis...