Copper smelting, a critical process in metal production, often leads to the generation of slag containing valuable metals. Traditionally, this slag has been discarded, causing environmental issues and resource loss. A recent study introduce a method for recovering copper, lead, and zinc from copper smelting slag, addressing both environmental concerns and resource recovery.
This study unveils a breakthrough in battery technology, utilizing coffee grounds to produce high-performance P-doped hard carbon anodes for sodium-ion batteries. The optimal doping level of phosphorus (2M H3PO4) enhances electrochemical performance, resulting in a remarkable reversible capacity of 341 mAh g-1 at 20 mA g-1 and an 83% initial Coulombic efficiency. The material's porous structure, increased interlayer spacing, and C-P bonds contribute to its outstanding performance, marking a promising advancement in sustainable energy storage solutions.
Utilization of crude glycerol generated as a by-product from biodiesel production process, for the production of high value-added products, represents an opportunity to overcome the negative impact of low glycerol prices in the biodiesel industry. In the present investigation, alternative ways of valorization of crude glycerol have been provided, by using this renewable material as substrate by natural yeasts of the Generally Recognized As Safe (GRAS) species Yarrowia lipolytica.
New exploration in underwater navigation, a team from the Naval University of Engineering in Wuhan, China, has created novel algorithms that rectify inertial errors using sparse acoustic signals.
Thanks to the rapid progress in tiny tech, we've been mainly using microfluidics to sort tiny particles by size. But now, there's a new way to sort them by shape, which could be a big deal for medical tests and chemistry. This study shows off a new method using sound waves to separate oddly shaped particles from round ones, without needing any labels.
Amidst growing concerns over air pollution and the COVID-19 pandemic, the use of masks and skincare products containing preservatives like MeP has risen. This study investigates the combined effects of MeP and hypoxia on skin health, using advanced metabolomics and network toxicology to uncover the underlying mechanisms of dermal toxicity.
Recent research offers a fresh perspective on the revitalization of rural China through an in-depth analysis of the interconnected development of population, land, and industry in 2020. This study shines a light on the spatial dynamics and underlying factors contributing to rural disparities, providing a critical foundation for crafting scientific, effective, sustainable development strategic plan.
Researchers unveiled a novel therapy for diabetic wound healing. This research highlights the use of exosomal miR-4645-5p from hypoxic bone marrow mesenchymal stem cells (BMSCs) to significantly enhance wound healing by promoting keratinocyte autophagy.
Chinese scientists developed a deep learning framework to optimize wavelength-selective thermal emitters (WS-TEs) for applications like radiative cooling and gas sensing.
Polarimetry is playing an indispensable role in modern optics with enhanced compact and resolution requirements. Towards this goal, Scientist in China proposed a neural network assisted polarimetry based on a tri-channel chiral metasurface.
In an intriguing study published in Light: Science & Application, researchers have unveiled the feasibility in the versatile manipulation of various exciton species within monolayer tungsten diselenide (WSe2), a transition metal dichalcogenides (TMDs).
Supercontinuum (SC) white light generation in gases through ultrafast laser filamentation is in principle immune to damage. However, the bottleneck problem is that the strong jitters from filament induced self-heating at kHz repetition level.
Since the advent of femtosecond laser in the early 1990s, ultrafast laser processing has been considered a promising nanofabrication approach, which is unique in manufacturing hard-processing materials and realizing fine three-dimensional structures.
Superhydrophobic surfaces, which repel water strongly, are useful for self-cleaning, anti-corrosion, and oil/water separation. Traditional methods to create these surfaces are complex and material-specific.
Advanced multispectral detection technologies have emerged as a significant threat to objects. To address the challenge, scientists in China proposed a whole-infrared-band camouflage device (covering the NIR, SWIR, MWIR, and LWIR bands), which exhibits remarkable camouflage performance against thermal emission and solar radiance.
The location and type of ligand anchoring on the perovskite nanocrystal surface are critical to the nanocrystal morphology, size, bonding patterns, adsorption-desorption processes, and overall stability, optoelectronic properties, etc.
MEMS accelerometers, critical in high-precision fields, have historically faced issues with temperature drift and stability, limiting their broader application.
Reliable quantum gates are the fundamental component of quantum information processing. However, achieving high-dimensional unitary transformations in a scalable and compact manner with ultrahigh fidelities remains a great challenge.
China, as the world's largest steel producer, faces the dual challenges of air quality enhancement and climate change mitigation.
Super-resolution fluorescence microscopy images often suffer from noise and artifacts, which are difficult to estimate accurately and finely.
Designing sensitive and single-use biosensors for early diagnosis remains a major challenge. Scientists in China invented submonolayer lasers on optical fibers as ultrasensitive and disposable biosensors.
Metasurfaces exhibit significant potential for information storage by modulating different degrees of freedom of light. Nevertheless, the absence of compact and efficient data extraction schemes hampers relevant multidimensional data retrieval, particularly in complex environments.
While image denoising algorithms have witnessed substantial advances in recent decades, existing methods often suffer from slow processing speeds and high power consumption.
Zero-index metamaterials (ZIMs) have the potential to revolutionize electromagnetic and microwave applications.
The gut microbiota, a complex ecosystem within the human intestinal tract, is increasingly recognized for its vital role in human health and disease.
Neutrons, known for their ability to penetrate materials deeply, are key in nondestructive material analysis. Techniques like Neutron Resonance Analysis (NRA) and its variant, Neutron Resonance Transmission Analysis (NRTA), use these properties to identify elements and isotopes inside materials without damaging them.
During the COVID-19 pandemic, lower occupancy in buildings led to reduced water use, raising concerns about water quality due to stagnation.
The study delves into hypersaline lakes in Xinjiang, China, exploring the genetic and metabolic diversity of microbial communities termed "microbial dark matters."
SAW technologies, known for their high precision and rapid actuation, are essential to microfluidics and affect a broad spectrum of research areas.
Hydrogen peroxide is crucial in cell metabolism, playing key roles in cell proliferation, differentiation, and migration. However, elevated levels of hydrogen peroxide (H2O2) are linked to several diseases, including cancer and neurodegenerative disorders like Alzheimer's and Parkinson's disease.
A perspective on lithium-ion battery (LIB) innovation explores the potential of novel electrode design strategies to significantly enhance battery performance.
This study investigated the trends in hospital visits for respiratory diseases in Wuhan, China, spanning the years 2018 to 2021. We found hospital visits for respiratory diseases decreased during the COVID lockdown.
In a ground-breaking first, researchers have we conducted a comprehensive investigation of the static oxidation behavior of (Hf,Ti)C at 2500℃.
Nuclear facilities, particularly during decommissioning, face significant challenges due to hazardous materials and environments. Traditional methods often rely heavily on human intervention, posing risks and inefficiencies.
Researchers propose a new motion prediction compensation method, which includes a distributed fountain coding scheme, motion prediction model, and information transmission control algorithm, which reduces channel bandwidth resource consumption and improves transmission efficiency.
A study focusing on Northwest China's cotton fields by UNDP found persistent endosulfan residues from historical agricultural production despite its ban now.
A new energy-efficient way to generate highly focused X-rays up to a thousand times more powerful than those from traditional methods has been developed and proposed by an international team of scientists.
Noninvasive non-alcoholic steatohepatitis (NASH) assessment is a clinical challenge in managing non-alcoholic fatty liver disease.
Air pollution, a critical global public health issue, includes indoor air pollution from household fossil fuel consumption, notably from gas cooking in urban areas.
Arsenic is everywhere in the environment and is a top-tier carcinogen for humans, posing serious health risks through food, water, and soil exposure. Grasping the factors that affect how it's absorbed and stored in our bodies is key to evaluating the related health dangers. While alcohol consumption is common across the globe and known for its various health effects, its interplay with how arsenic is absorbed and its resulting toxicity has been largely overlooked until this recent study.
Wastewater treatment plants (WWTPs) are good at cleaning up common pollutants but often miss tiny amounts of other harmful substances, known as trace organic pollutants.
A groundbreaking study has uncovered how air pollution distracts attention, emphasizing the neurocognitive processes involved.
A groundbreaking study introduces a novel self-purifying water treatment system, featuring CoFe quantum dots embedded in graphene nanowires.
Recent research has unveiled the intricate patterns of human settlements on China's Ordos Plateau, stretching back to the Neolithic Age.
Recently, a research team from Hainan University and East China Normal University designed a site-resolved tunnelling experiment using Ar-Kr+ as a prototype system with an internuclear distance of 0.39 nm to track the electron tunneling via the neighboring atom in the system of sub-nanometer scale.
Holographic 3D display with large viewing angle and vivid color display is highly desirable for numerous applications ranging from medical treatment to industry.
PFAS, commonly known as "forever chemicals," are a group of man-made substances that have been used in various industries since the 1940s due to their resistance to heat, water, and oil.
Metalens-array-based integral imaging (Meta-II) display is promising for next-generation true-3D near-eye displays (NEDs) by addressing various long-standing issues in conventional optical architecture through the tremendous flexibility in light manipulation (https://doi.org/10.1186/s43593-023-00055-1).
A new study unveils a critical aspect of tropospheric delays affecting Global Navigation Satellite Systems (GNSS) - their non-isotropic nature.
The escalating frequency and intensity of extreme climate events, such as severe droughts and floods, pose significant challenges worldwide.
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