BBF is a three-letter acronym which has multiple meanings:

The β‐barrel finder (BBF) program, allowing identification of outer membrane β‐barrel proteins encoded within prokaryotic genomes
BBF RFC 108: Synthetic Biology Open Language (SBOL) Version 2.0.0
Constructing Differentially 4-Uniform Permutations Over ${\BBF}_{2^{2k}}$ via the Switching Method
Transient electron precipitation during oscillatory BBF braking: THEMIS observations and theoretical estimates
Purification of BBF, a DNA-binding protein recognizing a positive cis-acting element in the mouse alpha 1(III) collagen promoter.
A new cluster validity index for the fuzzy c-mean
A Discussion on structural and functional aspects of plasticity in the nervous system - Prenatal development of the visual system in...
COMMUNITY STRUCTURE OF FILAMENTOUS, SHEATH-BUILDING SULFUR BACTERIA, THIOPLOCA SPP, OFF THE COAST OF CHILE
Exxon is right: Let us re-examine our choice for a cap-and-trade system over a carbon tax
Climate Change and the Emergence of New Organizational Landscapes