Results 31 to 40 of about 186,698 (125)

Pressure-induced superconductivity in the van der Waals semiconductor violet phosphorus [PDF]

open access: yesarXiv, 2023
The van der Waals (vdW) semiconductor black phosphorus has been widely studied, especially after the discovery of phosphorene. On the contrary, its sister compound violet phosphorus, also a vdW semiconductor, has been rarely studied. Here we report the pressure-induced superconductivity in violet phosphorus up to $\sim$40 GPa.
arxiv  

Collective total syntheses of cytochalasans and merocytochalasans

open access: yesTetrahedron Chem, 2022
Cytochalasans are an important class of fungal metabolites displaying remarkable structural diversity and significant biological activity. Historically, considerable effort has been devoted toward the synthesis of cytochalasans.
Haoyu Zhang   +4 more
doaj  

Evaluating genetic ancestry and self-reported ethnicity in the context of carrier screening

open access: yesBMC Genetics, 2017
Background Current professional society guidelines recommend genetic carrier screening be offered on the basis of ethnicity, or when using expanded carrier screening panels, they recommend to compute residual risk based on ethnicity.
Roman Shraga   +14 more
doaj   +1 more source

Black phosphorus as saturable absorber for the Q-switched Er:ZBLAN fiber laser at 2.8 μm [PDF]

open access: yes, 2015
Black phosphorus, a newly emerged two-dimensional material, has attracted wide attention as novel photonic material. Here, multi-layer black phosphorus is successfully fabricated by liquid phase exfoliation method. By employing black phosphorus as saturable absorber, we demonstrate a passively Q-switched Er-doped ZBLAN fiber laser at the wavelength of ...
arxiv   +1 more source

Enhancing Phosphorus Uptake in Sugarcane: A Critical Evaluation of Humic Acid and Phosphorus Fertilizers Effectiveness [PDF]

open access: yesarXiv, 2023
Our research conducted in an area characterized by alkaline, lime-abundant soils investigated the potential of utilizing phosphorus fertilizer and humic acid to enhance phosphorus absorption in sugarcane crops. The results indicated that the application of phosphorus fertilizer significantly increased the total and bioavailable phosphorus in the ...
arxiv  

Quantum Transport in Ambipolar Few-layer Black Phosphorus [PDF]

open access: yesPhys. Rev. B 96, 155448 (2017), 2017
Few-layer black phosphorus possesses unique electronic properties giving rise to distinct quantum phenomena and thus offers a fertile platform to explore the emergent correlation phenomena in low dimensions. A great progress has been demonstrated in improving the quality of hole-doped few-layer black phosphorus and its quantum transport studies ...
arxiv   +1 more source

Hierarchical NiCo2Se4 Arrays Composed of Atomically Thin Nanosheets: Simultaneous Improvements in Thermodynamics and Kinetics for Electrocatalytic Water Splitting in Neutral Media

open access: yesAdvanced Science
The inefficiency of electrocatalysts for water splitting in neutral media stems from a comprehensive impact of poor intrinsic activity, a limited number of active sites, and inadequate mass transport.
Hongyu Chen   +7 more
doaj   +1 more source

Transition metal complexes of imidazole appended pyridyline linked bisphosphine, 2,6-bis(2-(diphenylphosphanyl)-1H-imidazol-1-yl)pyridine

open access: yesResults in Chemistry, 2021
Large-bite, bisphosphine, 2,6-bis(2-(diphenylphosphanyl)-1H-imidazol-1-yl)-pyridine (BDIP) on treatment with [Mo(NC5H11)2(CO)4], [Ni(PPh3)2(CO)2] and [M(COD)Cl2] [M = Pd, Pt] afforded corresponding chelate complexes [{2,6-{PPh2C3H2N2}2C5H3N}{Mo(CO)4}] (2)
Saurabh Kumar, Maravanji S. Balakrishna
doaj  

Isotropic charge screening of the anisotropic black phosphorus revealed by potassium adatoms [PDF]

open access: yes, 2019
Black phosphorus has attracted great research interest due to its numerous applications in electronic devices, optoelectronic devices, energy storages and so on. Compared with the majority of two-dimensional materials, black phosphorus possesses a unique property, i.e. the strong in-plane anisotropy.
arxiv   +1 more source

Measurement of spin-flip probabilities for ultracold neutrons interacting with nickel phosphorus coated surfaces [PDF]

open access: yesNucl. Instrum. Methods Phys. Res. Sect. A 827, 32 (2016), 2015
We report a measurement of the spin-flip probabilities for ultracold neutrons interacting with surfaces coated with nickel phosphorus. For 50~$\mu$m thick nickel phosphorus coated on stainless steel, the spin-flip probability per bounce was found to be $\beta_{\rm NiP\;on\;SS} = (3.3^{+1.8}_{-5.6}) \times 10^{-6}$. For 50~$\mu$m thick nickel phosphorus
arxiv   +1 more source

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