Tangent linear hard sphere chains

This model consists of, as the name suggests, chains of varying monomer length (), placed tangentially in a linear configuration. Each monomer is a hard sphere model and each molecule is rigid. For Failed to parse (Conversion error. Server ("https://wikimedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle m=5} smectic-A phase beomes stable. For the nematic phase becomes stable.