Due to oxidative damage and mitochondrial dysfunction, boar semen cryopreservation remains a significant challenge. This study investigates the effects of pyrroloquinoline quinone (PQQ), mitochondrial-targeted antioxidant, on post-thaw sperm quality during cryopreservation. Boar was diluted in freezing extender containing different concentrations PQQ (0, 10, 100, 1000, 10,000 nM). After freezing-thawing, motility, viability, acrosome integrity, activity, adenosine triphosphate (ATP) levels,...

In-plane anisotropic two-dimensional (2D) materials, emerging as an intriguing type of 2D family, provide ideal platform for designing and fabrication optoelectronic devices. Exploring air-stable strong in-plane materials is still challenging promising polarized photodetection. Herein, SiP2, a IV-V semiconductor, successfully prepared introduced into family. The basic characterizations combined with theoretical calculations reveal SiP2 to exhibit intrinsically low-symmetry structure, the...

Abstract To electrically control magnetic properties of material is promising toward spintronic applications, where the investigation carrier doping effects on antiferromagnetic (AFM) materials remains challenging due to their zero net magnetization. In this work, authors find electron dependent variation orders a 2D AFM insulator NiPS 3 , concentration tuned by intercalating various organic cations into van der Waals gaps without introduction defects and impurity phases. The doped shows an...

Advancement of technologies relies on discovery new materials with emerging physical properties that are determined by their crystal structures.2][3][4][5][6] In R-P phases, intergrowth is well-known in the short range; 7-9 however, no existing compounds have been reported to different n mixed bulk single crystals.Here we design a hybrid nickelate La2NiO4•La3Ni2O7 alternatively stacking bilayers, which active structural motif newly high-Tc superconductor La3Ni2O7 and layers antiferromagnetic...

Direct deposition of isolated metal atoms onto substrates has been recognized as a simple route to obtain high performance supported atomically dispersed metals (SACs), however, the agglomeration driven by surface energy is difficult avoid.

Abstract Germanium phosphide (GeP), a typical 2D group IV–V semiconductor, has attracted significant attention due to the advantages of higher thermodynamic stability than black phosphorus (BP), widely tunable bandgap, high carrier mobility, and in‐plane anisotropy. However, its photonic optoelectronic properties have not been extensively explored so far. Herein, large size high‐quality GeP single bulk crystal is successfully grown by flux method stripped into nanosheets with liquid phase...

Abstract Terahertz (THz) technology has attracted great attention in the past few decades for its unique applications various fields, including spectroscopy, noninvasive detection, wireless communications, and imaging. In parallel to this, practical, fast, broadband modulation of THz waves is becoming indispensable. Two‐dimensional (2D) materials exhibit unusual optical electrical properties, which prompted tremendous interest significant advances modulation. This review provides recent...

Abstract The in‐plane anisotropic feature of 2D layered materials has captured enormous research interest due to their application in polarization‐sensitive photodetection. Here, silicon phosphide (SiP), as a novel member group IV–V materials, is first introduced the family with high anisotropy. low‐symmetry structure, optical and optoelectronic properties are investigated systematically. Impressively, photodetectors based on SiP demonstrate performance low dark current, fast response speed...

The orthogonal polarized dual-wavelength laser has attracted increasing attention due to its unique applications in spectral analysis, differential radar, terahertz, etc. In this paper, the Nd-doped LiY(MoO4)2 (LYMO) crystal with a disordered structure is selected as gain medium obtain laser. fluorescence spectra of Nd:LYMO show obvious polarization anisotropy, which caused by anisotropic lattice field. π- and σ-polarized stimulated emission cross-sections at 1061 1068 nm are calculated be...

Mid-infrared (MIR) nonlinear optical (NLO) crystals are crucial in generating MIR lasers, which important civilian and military applications. Compared to the extensively investigated ternary quaternary chalcogenide NLO crystals, phosphide have a large nonlinearity coefficient wide transparency range. For instance, well-known chalcopyrite crystal, ZnGeP2, possesses (deff = 75 pm/V) broad transmittance range of 0.75–12 μm. However, its applications far-infrared laser were hindered by strong...

Seeded flux growth of bulk o-SiP single crystals with layered structure and in-plane anisotropic photoresponse.

Molybdenum disulfide (MoS2) is one of the two-dimensional layered semiconductor transition metal dichalcogenides (TMDCs) with great potential in electronics, optoelectronics, and spintronic devices. Sulfur vacancies MoS2 are most prevalent defects. However, effect sulfur on electronic structure still dispute. Here we experimentally theoretically investigated MoS2. The were intentionally introduced by thermal annealing crystals a vacuum environment. Angle-resolved photoemission spectroscopy...

Abstract Despite the impressive progresses in terahertz (THz) sources and detection, there is still a big challenge for high performance active optoelectronic THz devices such as modulators. All‐optically controlled modulators with large modulation depth (MD) wide bandwidth are of great importance technology. Herein, MoTe 2 /Si van der Waals (vdWs) heterostructure rationally designed all‐optical modulator by taking advantage their similar band alignment easy integration Si complementary...

Low-cost preparation of high-efficiency electrocatalysts is challenging the development electrocatalytic water splitting. Here, amorphous nickel/nickel sulfide composite films with controlled Ni content are prepared directly on nickel foam by adopting reductant during a facile electrodeposition route, functioning as active hydrogen evolution electrocatalysts. By process, increases in as-prepared film, deducing from an energy-dispersive spectrometer. As result increased to optimal ratio, film...

Artificial insemination (AI) with liquid-preserved semen has recently become common in pig breeding. The doses are produced a centralized manner at the boar stud and then subsequently distributed transported to sow farms. However, vibration emissions during transportation by logistic vehicles may adversely affect quality of sperm. Therefore, this study aimed explore impact vibration-induced on sperm function under simulated conditions. Each time, ejaculates from all 15 boars were collected...

Abstract Waveplates are important optical components to control the polarization of light. Currently, they often fabricated from uniaxial crystals, and there is no report about waveplates based on biaxial crystals. In this work, a novel crystal MgTe 2 O 5 with structure constructed by 0D Te groups designed grown as waveplate materials for first time. The exciting result that birefringence in (001)‐plane smaller than 0.0028 range 0.4 µm, which significantly current materials. modulations...

The search for quantum spin liquids (QSL) and chemical doping in such materials to explore superconductivity have continuously attracted intense interest. Here, we report the discovery of a potential QSL candidate, pyrochlore-lattice beta-NaYbO2. Colorless transparent NaYbO2 single crystals, layered alpha-NaYbO2 (~250 um on edge) octahedral beta-NaYbO2 (~50 edge), were grown first time. Synchrotron X-ray crystal diffraction unambiguously determined that newfound belongs three-dimensional...

The discovery of superconductivity with onset temperature ~80 K in pressurized bilayer Ruddlesden-Popper La3Ni2O7-d has attracted much attention. Despite intense research, determination the exact oxygen content and understanding relationship between remain a big challenge. Here, we report systematical study on structure physical properties polycrystalline powders which were prepared using sol-gel method at ambient pressure then annealed under various pressure. We found that high pO2...

The search for quantum spin liquids (QSL) and chemical doping in such materials to explore superconductivity have continuously attracted intense interest. Here, we report the discovery of a potential QSL candidate, pyrochlore-lattice β-NaYbO2. Colorless transparent NaYbO2 single crystals, layered α-NaYbO2 (∼250 μm on edge) octahedral β-NaYbO2 (∼50 edge), were grown first time. Synchrotron X-ray single-crystal diffraction unambiguously determined that newfound belongs three-dimensional...

Seeded flux growth of bulk o-SiP single crystals with a layered structure, clear photo-switching behavior and relatively fast response.

Abstract The development of low‐cost and highly reactive electrocatalysts for both the hydrogen evolution reaction (HER) oxygen (OER) in basic media is still a great challenge. Herein, we design three‐dimensional Co 3 O 4 @NiFe‐LDH (LDH: layered double hydroxide) core‐shell nanostructure on Ni foam, which core nanowires play key role stability shell NiFe‐LDH nanosheets provide main active sites electrocatalytic water splitting. as‐prepared exhibits excellent activity OER with low...

CaGdAlO4 (CGA) single crystals have been grown in different oxygen concentration atmospheres by the Czochralski method. Crystals under an oxygen-containing atmosphere presented inconsistent brown coloration. The origin of coloration was studied density functional theory, and simulated results show defects absorption matched well with experimental results. CGA is due to interstitial atoms. fundamental properties colors, including crystal density, hardness, thermal optical properties, were...

Metal-free 2D phosphorus-based materials are emerging catalysts for ammonia (NH3 ) production through a sustainable electrochemical nitrogen reduction reaction route under ambient conditions. However, their efficiency and stability remain challenging due to the surface oxidization. Herein, stable electrocatalyst, silicon phosphide (SiP), is explored. Density functional theory calculations certify that N2 activation can be realized on zigzag Si sites with dimeric end-on coordinated mode. Such...

Two-dimensional (2D) materials are extremely attractive for the construction of highly sensitive photodetectors due to their unique electronic and optical properties. However, developing 2D with ultrahigh sensitivity low-light-level detection is still a challenge owing limitation high dark current low detectivity. Herein, gate-controlled phototransistor based on SiP2/hexagonal boron nitride (h-BN) was rationally designed demonstrated first time. With back-gate device geometry, SiP2/h-BN...