F14K4Pa2

F14K4Pa2 is a stable, insulating fluoride compound containing potassium and protactinium.

FKPa
Crystal structure of F14K4Pa2
Ground-state structure · Materials Project
Overview

About F14K4Pa2

F14K4Pa2 is a complex fluoride compound featuring potassium and protactinium. As a wide-band-gap insulator, it exhibits robust electronic properties typical of stable ionic fluoride lattices.

This material is notable for its thermodynamic stability, sitting directly on the convex hull. Its existence as a well-defined crystalline phase makes it a significant subject for researchers studying the coordination chemistry of actinide fluorides.

At a glance

Key Properties

Cross-validated computational properties for F14K4Pa2, aggregated across 3 databases.

Band Gap

3.88 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

4
3 databases, 1 space group
Uses

Applications

Where F14K4Pa2 is used.

Actinide coordination chemistry researchFundamental solid-state materials science
Reference

Frequently Asked Questions

Common questions about F14K4Pa2, answered from cross-validated data.

What is F14K4Pa2?

F14K4Pa2 is a stable, insulating fluoride compound containing potassium and protactinium.

More questions
What is F14K4Pa2 used for?
F14K4Pa2 is used in actinide coordination chemistry research and fundamental solid-state materials science.
What is the band gap of F14K4Pa2?
F14K4Pa2 has a DFT-computed band gap of 3.88 eV across 4 reported structures.
Is F14K4Pa2 a metal, semiconductor, or insulator?
With a wide band gap up to 3.88 eV it is an insulator / wide-band-gap material.
Is F14K4Pa2 thermodynamically stable?
Yes — F14K4Pa2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of F14K4Pa2 are known?
4 structures of F14K4Pa2 are reported across 3 databases, spanning 1 distinct space group.
What elements does F14K4Pa2 contain?
F14K4Pa2 contains F, K, and Pa (3 elements).
Where does the data for F14K4Pa2 come from?
F14K4Pa2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique fluoride phase, F14K4Pa2 represents a specialized structural arrangement within the broader landscape of actinide-based halide materials. It serves as a benchmark for stability in complex fluorides, providing insight into how heavy elements like protactinium integrate into alkali-metal-rich crystalline frameworks.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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