Rabi oscillations in a stretching molecule
Over eighty years ago, Rabi oscillations were proposed to describe the strong coupling and population transfer in a two-level quantum system exposed to an oscillatory driving field. As compared to atoms, molecules have an extra degree of vibration, w.....»»
Method predicts accurate stereochemistry of pericyclic reactions using only target molecule structure
Researchers at the Institute for Chemical Reaction Design and Discovery (WPI-ICReDD) have demonstrated the expanded use of a computational method called the artificial-force-induced reaction (AFIR) method, predicting pericyclic reactions with accurat.....»»
Scientists develop novel mode of linear hybridization chain reaction
Hybridization chain reaction refers to an enzyme-free nucleic acid polymerization reaction. A target molecule triggers cascade hybridization reactions by several thermodynamically stable DNA fuel strands, producing ultra-long DNA nanostructures with.....»»
In a First, Scientists See How Water Stores Extra Protons
Scientists capture complex structure in a molecule-deep pool of ice.....»»
NASA"s Orion capsule enters far-flung orbit around moon
NASA's Orion capsule entered an orbit stretching tens of thousands of miles around the moon Friday, as it neared the halfway mark of its test flight......»»
A radical new approach in synthetic chemistry
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory helped measure how unpaired electrons in atoms at one end of a molecule can drive chemical reactivity on the molecule's opposite side. As described in a paper recently.....»»
How to Use a Super-Intense Laser to Kick an Electron out of a Molecule
By firing pulses quintillionths of a second long, physicists study the fleeting motion of an electron leaving two bonded atoms......»»
Physicists show how tight "diet" could produce single-chirality carbon nanotubes
Like a giraffe stretching for leaves on a tall tree, making carbon nanotubes reach for food as they grow may lead to a long-sought breakthrough......»»
This Brain Molecule Decides Which Memories Are Happy—or Terrible
When the brain encodes memories as positive or negative, a small peptide called neurotensin determines which way they will go......»»
Artificial intelligence and molecule machine join forces to generalize automated chemistry
Artificial intelligence, "building-block" chemistry and a molecule-making machine teamed up to find the best general reaction conditions for synthesizing chemicals important to biomedical and materials research—a finding that could speed innovation.....»»
Successful synthesis of rare isotopic atropisomers with high rotational stability
Stereochemistry, or the study of spatial arrangements of the atoms in a molecule, is a highly explored subdiscipline of organic chemistry. It has led to the synthesis of numerous chiral compounds—compounds with non-superimposable mirror images or e.....»»
New enzyme inhibitor shows promise for treating cancers, autoimmune diseases
Researchers at the University of Illinois Chicago have found a small molecule capable of manipulating an immune process that plays an important role in cancers and autoimmune diseases......»»
Tracking the deuterium in raindrops, one molecule at a time
New research led by the University of Massachusetts Amherst refines our understanding of the chemical traces that act as the rain's fingerprint. The work, which appeared recently in Global Biogeochemical Cycles, is crucial for understanding Earth's w.....»»
Force stabilizes a bond in bacterial adhesion
National University of Singapore biophysicists have discovered how a special bacterial adhesion complex could be counterintuitively stabilized by mechanical stress at the single-molecule level......»»
Scientists found a molecule that destroys even the worst cancers in mice
Scientists working at Yale and the University of Rhode Island (URI) have discovered a new molecular cancer treatment that can home in on cancer cells and eradicate tumors in mice. The tests so far have proven to offer exceptionally grand results, and.....»»
Continuous biomarker monitoring with single molecule resolution by measuring free particle motion
Being able to precisely monitor concentrations of biomolecules—important for following diseases and adjusting treatments—requires not only highly specific and sensitive sensors, but also that measurements can take place continuously, over long pe.....»»
Next-generation single-molecule protein sequencing technology
Researchers from Quantum-Si have published an article in Science that showcases how single-molecule protein sequencing via semiconductor chip and Time Domain Sequencing technologies will transform life science and biomedical research. This first-of-i.....»»
Researchers develop method with single-molecule precision to engineer enzyme "stickiness"
Rutgers University scientists have developed an analytical toolkit to measure the binding forces of single proteins when they are pulled away from their substrate—such as an enzyme—that will help the development of new nanomaterials, improve biof.....»»
Chlorophyll may biochemically recycle antioxidants
Chlorophyll, the green molecule that makes photosynthesis possible, may provide underappreciated dietary benefits, offering up yet one more reason to eat those leafy green vegetables......»»
Catnip and pea aphids came up with different ways to make the same molecule
In a new study in PNAS, a research team at the Max Planck Institute for Chemical Ecology in Jena, Germany, shows that both catnip and pea aphids produce the substance nepetalactone, even though the plant and the insect evolved the biosynthesis of thi.....»»
Did an NYU professor get fired because students hate organic chem?
There's a lot to the recent firing, most of it centered on how to best serve students. Enlarge / Is knowing how to build a molecule like this out of simple materials really needed for someone to practice medicine? (credit: Theasis).....»»