The Triads of Gregory Palamas are a set of nine treatises entitled "Triads For The Defense of Those Who Practice Sacred Quietude"written by Gregory Palamas in response to attacks made by Barlaam. The treatises are called "Triads"because they were organized as three sets of three treatises.

Catalytic triads and their relatives
From ruthenium to iridium : 15 years of triads based on bis-terpyridine complexes
Carbohydrate recognition systems: functional triads in cell-cell interactions.
Allowing for Missing Parents in Genetic Studies of Case-Parent Triads
From Ruthenium(II) to Iridium(III): 15 Years of Triads Based on Bis‐terpyridine Complexes
Supplier–supplier relationships in buyer–supplier–supplier triads: Implications for supplier performance
Methods for detection of parent-of-origin effects in genetic studies of case-parents triads
Alkyne-substituted homo- and heterometallic carbonyl clusters of the iron, cobalt and nickel triads
Modulating Charge Separation and Charge Recombination Dynamics in Porphyrin−Fullerene Linked Dyads and Triads:  Marcus-Normal vers...
Derivation of 3D coordinate templates for searching structural databases: application to Ser-His-Asp catalytic triads in the serine ...