What drives ions through polymer membranes?
Ion exchange membranes are needed in (photo)electrolyzers, fuel cells and batteries to separate ions and enable the desired processes. Polymeric membranes such as synthetically produced compounds like NAFION are particularly efficient, but they canno.....»»
The Mysterious ‘Dark’ Energy That Permeates the Universe Is Slowly Eroding
Physicists call the dark energy that drives the universe “the cosmological constant.” Now the largest map of the cosmos to date hints that this mysterious energy has been changing over billions of years......»»
Supercomputer simulation reveals new mechanism for membrane fusion
An intricate simulation performed by UT Southwestern Medical Center researchers using one of the world's most powerful supercomputers sheds new light on how proteins called SNAREs cause biological membranes to fuse......»»
Best Buy"s MacBook Air sale drives prices down to $599
April's MacBook Air sales are in full swing, with Best Buy having limited inventory of a Geek Squad Certified Refurbished M1 model for $599 and M2 models in new, factory sealed condition up to $400 off.Best Buy continues to offer trending deals on Ap.....»»
The Italian central Apennines are a source of CO₂, study finds
Tectonically active mountains play an important role in the natural CO2 regulation of the atmosphere. Competing processes take place here: At Earth's surface, erosion drives weathering processes that absorb or release CO2, depending on the type of ro.....»»
Mars rover continues progress along upper Gediz Vallis ridge
Curiosity continues to make progress along the margin of upper Gediz Vallis ridge, investigating the broken bedrock in our workspace and acquiring images of the ridge deposit as the rover drives south......»»
How a calcium-sensing protein multitasks
The calcium-sensing receptor is critical for maintaining healthy calcium levels, but CaSR is also well-known for its side hustles. The receptor is increasingly recognized for its ability to detect other ions and proteins and for its role in breast ca.....»»
Cold Coulomb crystals, cosmic clues: Unraveling the mysteries of space chemistry
While it may not look like it, the interstellar space between stars is far from empty. Atoms, ions, molecules, and more reside in this ethereal environment known as the Interstellar Medium (ISM). The ISM has fascinated scientists for decades, as at l.....»»
Silver-based micromotors that eliminate bacteria can move freely in aqueous media
Researchers at ICIQ in Tarragona have developed a simple technique to produce microscopic crystals that activate in the presence of light, releasing silver ions with antimicrobial activity......»»
Thinking outside the code: How the hacker mindset drives innovation
Keren Elazari is an internationally recognized security analyst, author, and researcher. Since 2000, Keren has worked with leading Israeli security firms, government organizations, innovative start-ups, and Fortune 500 companies. She is the founder o.....»»
Novel method developed for phosphorescent multi-color carbon dots
A research team has devised a novel method to prepare carbonized polymer nanodots capable of emitting multi-color ultra-long room-temperature phosphorescence (RTP) from blue to green......»»
Giant rogue waves: Southern Ocean expedition reveals wind as key cause
A University of Melbourne expedition to the southernmost waters encircling Antarctica has discovered that wind drives the formation of colossal rogue waves, and that these unpredictable waves occur more frequently than scientists had previously thoug.....»»
The DiskMantler violently shakes hard drives for better rare-earth recovery
A nifty HDD disassembly tool, sure, but we also have a larger global need for magnets. Enlarge / From magnets we came, to magnets we return. (credit: Garner Products) There is the mental image that most people have of el.....»»
Polysaccharide-based membranes with high wet mechanical properties for bone repair
Currently, membrane materials play an important role in tissue repair, especially polysaccharide-based membranes, attracting much attention due to their excellent biological properties. However, poor mechanical properties of polysaccharide-based memb.....»»
Self-embedding silver nanoparticles: Researchers find the "silver lining" in cotton gin waste
Cotton gin waste, also known as cotton gin trash, is a byproduct of the cotton ginning process and occurs when the cotton fibers are separated from the seed boll. For cotton gin waste, the treasure is its hidden potential to transform silver ions int.....»»
A targeted polymer to treat colorectal cancer liver metastases
A nanosized polymer, developed by a research team from Ben-Gurion University of the Negev, can selectively deliver chemotherapeutic drugs to blood vessels that feed tumors and metastases and has emerged as an effective treatment for advanced cancer......»»
External drive support in macOS Sonoma is partially broken, and it"s probably Apple"s fault
An issue preventing some external drives from mounting onto a Mac running macOS Sonoma has plagued users for months, and it probably was caused by changes Apple made to drive handling.A LaCie external driveHardware support is a common source of probl.....»»
Wound treatment hydrogel infused with amino acid kills bacteria naturally and promotes cell growth
Hydrogels are popular for use in skin ailments and tissue engineering. These polymer-based biocompatible materials are useful for their abilities to retain water, deliver drugs into wounds, and biodegrade. However, they are complicated to manufacture.....»»
Save up to 50% on external SSDs, hard drives & NAS enclosures with World Backup Day deals
World Backup Day deals are officially live, with discounts of up to $840 off on Synology NAS enclosures, Samsung external SSDs, Seagate hard drives and memory cards galore.Save up to $840 on storage solutions for World Backup Day 2024.Celebrated in t.....»»
Promising advances in organosilica membranes for separating organic liquid mixtures
In many chemical-related industries, such as pharmaceuticals, oil refineries, and food and beverage factories, separating organic liquid mixtures is an essential step. A staple method to achieve this is distillation, which involves heating a mixture.....»»
Antifungal activity of a maleimide derivative: Disruption of cell membranes and interference with iron ion homoeostasis
A small molecule library consisting of 40 compounds, specifically N-substituted maleimide and its derivatives, were initially screened in a study published in the journal Mycology, which was led by Prof. Ying Li (Xuzhou Medical University), Prof. Zuo.....»»