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Peer-reviewed scientific journal published by the American Chemical Society, covering original research across all areas of chemistry.
No evidence-backed relationships are recorded.
Japanese chemists say lattice spacing, with cutoffs at 14.62 and 14.72 angstroms, sorts gold-alloy magnetism better than electron count. That gives chemists looking for new magnetic quasicrystals one measurable target, as long as a new alloy's spacing can be predicted from its composition.
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Oregon State chemists report a framework, BVR-19, that makes hydrogen from water in light with no added expensive metal catalyst. Without a reported rate or efficiency, its bearing on green hydrogen's roughly $5-a-kilogram price is still untested.
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Jaeyune Ryu's team at Seoul National University raised selectivity for lactones and epoxides from about 16% to 97% by redesigning the reactor around local pH. Its levers were electrode spacing and electrolyte flow, so cell shape now counts alongside catalyst choice in oxygen-driven oxidation.
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Texas A&M simulations show that ions inside a zinc-based metal-organic framework make it easier for electrons to move through the material. The coupling matters for adaptive, neuron-like analog hardware, but the study maps a mechanism in one material and builds no device.
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Yokohama National University chemists converted pyridine to piperidine at over 99% yield with a cobalt catalyst kept between metal and oxide. That state drifts during electrolysis, so the balance depends on how the cell is run as well as on how the catalyst is made.
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Oregon State researchers report in JACS that BVR-19, a metal-organic framework, makes hydrogen from water under light without an added metal catalyst. The work gives chemists design rules for solar hydrogen, but whether it can make the fuel cheaper depends on production rates and lifetimes.
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Chonnam National University chemists used dichloromethane as an amide coupling reagent, making more than 20 grams of the drug moclobemide at over 99% purity. The open test is whether using up a chlorinated solvent as a reagent leaves less waste than the coupling reagents it would replace.
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Oak Ridge chemists report cracking polyethylene into gasoline-range fuel below 200 degrees Celsius, using commercially available aluminium chloride salts that need no noble metal and no added hydrogen to work.
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A University of Toronto team layered ytterbium and erbium so energy moves one way through the particle. The payoff they claim is trace-chemical sensing driven by the kind of near-infrared laser that costs very little.
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Michigan chemical engineers watched platinum atoms leave the surface of gold nanoparticles in one reaction and stay put in another, then used the pattern to pick a metal pair that held to 250 C in both.
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The Drexel lab that made the first MXenes in 2011 has grown them by chemical vapor deposition, with Penn and Murata Manufacturing as collaborators, skipping the MAX-phase precursor and the acid bath that has limited their use.
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Kai Huang's group at the University of Toronto swapped the host crystal for lithium lutetium fluoride and reshaped the particle into a layered diamond, and they report it senses trace chemicals and tells look-alike molecules apart.
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The pore volume stayed put while the flow behaviour moved by a factor of 170 million, which is the trade-off that has held these gas-capture fluids back. A process engineer still can't size a loop from what the paper reports, since no capacity figure appears yet.
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A Tohoku and Queen Mary team ran acetylene over cerium oxide and grew graphene-based carbon at 300C, where the catalyst's own oxygen loss does the work and the furnace setpoint decides which of three materials comes out.
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A decade-long Manchester, Spain and Chile collaboration reports that the clotting protein builds flat multilayers at an air interface, not a single tilting layer. Downstream assumptions inherit the error.
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Laura Gagliardi's lab reports UCHI-1 and UCHI-2 for methane/nitrogen separation. The interesting assertion is about the handoff, not the frameworks.
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