Langmuir is an interdisciplinary journal publishing articles in the following subject categories:Colloids: surfactants and self-assembly, dispersions, emulsions, foamsInterfaces: adsorption, reactions, films, forcesBiological Interfaces: biocolloids, biomolecular and biomimetic materialsMaterials: nano- and mesostructured materials, polymers, gels, liquid crystalsElectrochemistry: interfacial charge transfer, charge transport, electrocatalysis, electrokinetic phenomena, bioelectrochemistryDevices and Applications: sensors, fluidics, patterning, catalysis, photonic crystalsHowever, when high-impact, original work is submitted that does not fit within the above categories, decisions to accept or decline such papers will be based on one criteria: What Would Irving Do?Langmuir ranks #2 in citations out of 136 journals in the category of Physical Chemistry with 113,157 total citations. The journal received an Impact Factor of 4.384*.This journal is also indexed in the categories of Materials Science (ranked #1) and Multidisciplinary Chemistry (ranked #5).