In superhard materials research, two topics are of central focus. One is to understand
hardness microscopically and to establish hardness models with atomic parameters, which …

One dimensional hollow cylindrical carbon nanotube nanostructure has played essential
role in nanotechnology advancements, since its discovery. In technical fields, carbon …

Graphene as a two-dimensional topological semimetal has attracted much attention for its
outstanding properties. In contrast, three-dimensional (3D) topological semimetals of carbon …

The energy landscape of carbon is exceedingly complex, hosting diverse and important
metastable phases, including diamond, fullerenes, nanotubes, and graphene. Searching for …

Carbon's unique ability to have both sp2 and sp3 bonding states gives rise to a range of
physical attributes, including excellent mechanical and electrical properties. We show that a …

Carbon, a basic versatile element in our universe, exhibits rich varieties of allotropic phases,
most of which possess promising nontrivial topological fermions. In this work, we identify a …

Three-dimensional obstructed atomic insulators (OAIs) are characterized by the appearance
of floating surface states (FSSs) at specific surfaces. Benefiting from this feature, our study …

Carbon, as one of the earliest light elements ingrained and used by humans, constructs
abundant varieties of allotropic phases to exhibit rich physical features. To explore further …

Polymeric nanofibers have emerged as exclusive one-dimensional nanomaterials. Various
polymeric nanofibers and nanocomposite nanofibers have been processed using the …

Topological semimetals are a fascinating class of quantum materials that possess
extraordinary electronic and transport properties. These materials have attracted great …