Analytical chemistry – Page 38
-
ResearchBismuth drug structure solved
After over three centuries of mystery, the structure of bismuth subgallate has finally been uncovered
-
ResearchPurest silicon sphere ever created will redefine the kilogram
Largest impurity is copper taking the place of one silicon atom in every three billion
-
OpinionCan acid dissolve a body?
Watch an experiment recreating how murderers tried to cover their tracks
-
FeatureA slice of ion beam–scanning microscopy
From brain cells to batteries, is there anything focused ion beam–scanning electron microscopy can’t study?
-
ResearchDNA helix has chiral water ‘spine’
Spectroscopy reveals how water molecules form a chiral superstructure in DNA’s minor groove
-
-
ResearchScientists get charged up over titanium dioxide
Groups debate usefulness of conventional +4 titanium oxidation state compared to +2.5 charge state
-
ResearchAnion confounds expectations with its electron-loving nature
A boron cluster is the first example of a dipole-distinguishing electrophilic anion
-
Research‘Pink phosphorus’ caged in carbon nanotubes
Highly reactive white phosphorus seen linking up to make new 1D form on way to red allotrope of the element
-
ResearchSweat pore mimic unblocks perspiration theory
Microfluidic device shows that antiperspirants control sweating by forming pore-plugging aggregates with perspiration proteins
-
ResearchFullerene nanoflask captures reactivity of atomic nitrogen
‘Molecular surgery’ transforms fullerenes into nano-scale flasks
-
ResearchStick-up experiment lets scientists 'see' hydrogen atoms
Upright structures offer hard-to-get direct AFM measurements
-
ResearchSnowflake symmetry mirrors ice crystals’ molecular structure
Water molecules arranged in hexagonal shape grow into six-sided snowflakes due to kinetic control
-
ResearchMicromotors navigate tiny biochemical lab
Resistant layer protects micromotors from protein-induced breakdown when swimming through biological fluids on lab-on-a-chip device
-
ResearchElectronegativity of a single atom measured
Catalysts could be improved by mapping surface variations using new technique
-
ResearchFractal crystals win fashion design contest
Organic compounds form peculiar geometric crystals due to inefficient molecular stacking
-
FeatureRaiders of the lost pigments
The old sculptures in museums have lost their original colour, but chemistry can help us discover how they used to look
-
ResearchSweet scent of roses allows unsafe water to be sniffed out
Sensor allows olfactory detection of bacteria in drinking water
-
PodcastMOFs: Metal–organic frameworks
Katrina Krämer examines these extremely versatile materials and speaks to MOF pioneer Omar Yaghi
-
News21,500 cases dismissed due to forensic chemist’s misconduct
US court moves to dismiss thousands of criminal cases involving evidence handled by Annie Dookhan