Efficient water electrolyzers are constrained by the lack of low-cost and earth-abundant hydrogen evolution reaction (HER) catalysts that can operate at industry-level conditions be prepared with a facile process. Here we report self-standing MoC-Mo2C catalytic electrode via one-step electro-carbiding approach using CO2 as feedstock. The outstanding HER performances low overpotentials 500 mA cm-2 in both acidic (256 mV) alkaline electrolytes (292 mV), long-lasting lifetime over 2400 h (100...

The performance of solid-state lithium-metal batteries (SSLMB) is often constrained by the low ionic conductivity, narrow electrochemical window, and insufficient mechanical strength polyethylene oxide (PEO)-based electrolytes. Inspired soft-outside, rigid-inside structure starfish, we designed multifunctional "starfish-type" composite polymer electrolytes (CPEs) using electrospinning technology. These CPEs feature a three-dimensional rigid skeleton network composed...

Silicon (Si) is a promising negative electrode material for lithium-ion batteries (LIBs), but the poor cycling stability hinders their practical application. Developing favorable Si nanomaterials expected to improve cyclability. Herein, controllable and facile electrolysis route prepare nanotubes (SNTs), nanowires (SNWs), nanoparticles (SNPs) from halloysite clay (Al2(OH)4Si2O5·nH2O) developed. It found that HCl-etching temperature potential play key roles in controlling morphologies of Si....

High-quality self-supported VO₂arrays decorated with N-doped carbon (N–C@VO₂) were fabricated<italic>via</italic>a facile solvothermal-polymerization approach for applications in lithium-ion batteries. The N–C@VO₂arrays show high capacity (295 mA h g⁻¹at 1C) and stable capacity: 95.3% retention after 500 cycles at 1C.

Constructing bimetallic sulfides with ideal structures could effectively alleviate the poor cycling stability of rechargeable Mg batteries due to a synergistic effect. An exquisite yolk-shell structured sulfide NiCo2S4 synthesized via two-step solvothermal hydrothermal method is investigated as cathode material for batteries. With strategy and well-designed architecture, as-synthesized exhibits outstanding Mg-storage performance, demonstrating superior reversible capacity (270 mA h g-1 at 50...

The vigorous promotion of new energy vehicles has led to a significant demand for artificial graphite anodes in lithium-ion batteries. However, graphitized biomass-derived carbon materials face challenges such as high consumption, low crystallinity, and impurity levels. In this study, we utilized molten salt graphitization method using silicon-containing precursor. Unlike the commonly used CaCl2-based salts, employed MgCl2-NaCl-KCl system. stronger bonding capability Mg2+ with O2- (T = 750...

The high heterogeneity of colorectal cancer (CRC) is the main clinical challenge for individualized therapies. Molecular classification will contribute to drug discovery and personalized management optimizing. Here, we aimed characterize molecular features CRC by a system based on metabolic gene expression profiles. 435 samples from Genomic Data Commons data portal were chosen as training set while 566 sample in GSE39582 selected testing set. Then, non-negative matrix factorization...

Nanofibrous CoS–nanoparticle/carbon composite derived from a cellulose substance was fabricated, showing enhanced electrochemical performances as an anodic material for lithium-ion batteries.

Silicon nanotubes (SNTs) are very attractive in the fields of energy, catalysis, and sensors, but a facile template- and/or catalyst-free preparation method is still absent. Herein, we study controllable cost-effective approach for preparing SNTs by electrochemically reducing layer-structured calcium silicate (CaSiO3) molten CaCl2/NaCl without any template catalyst. The underlying mechanism SNT formation uncovered: CaSiO3 first exfoliated into SiOx (0 < x 2) sheets while releasing CaO salts,...

Understanding the material formation mechanism is critical to guide synthesis and exploitation. Herein, we reveal a different conversion of SiO2 particles Si nanotubes (SNTs) in molten salt electrolysis. Unlike conventional strategies employing templates and/or catalysts, one-step electrochemical template- catalyst-free, which process involves lamination, exfoliation, reduction. Specifically, are first converted into layer-structured CaSiO3, from CaO O2– subsequently extracted, causing...

Summary This study explores how allopolyploidization reshapes the biased expression and asymmetric epigenetic modification of homoeologous gene pairs, examines regulation types basis bias. We analyzed four modifications (DNA methylation, H3K4me3, H3K27me3 H3K27ac) 29 976 pairs in resynthesized, natural allopolyploid Brassica napus an silico ‘hybrid’. comprehensively elucidated expression, generational transmission characteristics these B. . cis / trans effects homoeolog There was a...

Abstract Silicon nanotubes (SNTs) have been considered as promising anode materials for lithium‐ion batteries (LIBs). However, the reported strategies preparing SNTs generally special requirements either expensive templates or complex catalysts. It is necessary to explore a cost‐effective and efficient approach preparation of high‐performance SNTs. In this work, biphasic transformation strategy involving “solid‐state reduction” “dissolution‐deposition” in molten salts developed prepare using...

Graphene has long been regarded as a potential anode material for next-generation lithium-ion batteries (LIBs). However, in light of the urgent global demand to reduce CO2 emissions, adopting eco-friendly and sustainable methods is imperative. This study presents cost-effective, streamlined, environmentally friendly approach converting bamboo-derived carbon into multilayer graphene (thickness: ∼4.74 nm) through one-step molten salt electrochemical process. By replacing graphite with...

Abstract Rational fabrication of flexible thin‐film electrodes with superior electrochemical performance is challenging now in consumer electronics miniaturization. In this work, we combine electrospinning electrospraying a simultaneous process to achieve the CNFs/MnO/rGO composite film (CNFs=carbon nanofibres; rGO=reduced graphene oxide) for lithium‐ion batteries. For as‐obtained electrode, 2D reduced sheets are dispersed on each 1D CNFs/MnO filaments, which nanofibres and rGO nanosheets...

Thienodolin (THN) features a tricyclic indole-S-hetero scaffold that encompasses two unique carbon-sulfur bonds. Although its biosynthetic gene cluster has been recently identified in Streptomyces albogriseolus, the essential enzymes for formation of C-S bonds have relatively unexplored. Here, we isolated and characterized new from sp. FXJ1.172. Heterologous expression, systematic inactivation, vitro biochemical characterization enable us to determine minimum set genes THN synthesis, an...

Chlorella pyrenoidosa is naturally rich in comprehensive nutrients, and foods are produced by its excellent source of nutrition. Therefore, more widely used flour food applications. In this study, C. powder was added to the study influence on quality parameters rheological properties dough. After adding flour, ash, crude protein content damaged starch showed an upward trend. The gluten index decreased significantly with increase powder. pasting properties, stretching fermentation dough...

Hydrogen evolution reaction (HER) in alkaline electrolytes is considered to be the most promising industry-scale hydrogen (H

A facile electrospinning and electrospraying synchronization technique is used to assemble 1D nanowires with 2D graphene sheets build as 3D MnO/C@rGO composite thin film. The raw material MnO₂powder was recovered from spent Zn/MnO₂batteries.

The paper presents a digital pulse compression approach for high frequency (HF) chirp radar. emphasis is to accomplish echo signal de-chirp operation by modified orthogonal transformation on field programmable gates array (FPGA) chip. This has been developed an all-digital receiver platform which directly radio (RF) band-pass sampling, compared with the traditional analog or intermediate (IF) receiver, it easy hardware structure closing “soft” radar mode. system closed-loop test shows...