SiP

Silicon monophosphide

Silicon monophosphide is a stable semiconducting material known for its diverse structural configurations and potential utility in electronics.

PSi
Crystal structure of SiP
Ground-state structure · Materials Project
Overview

About Silicon monophosphide

Silicon monophosphide is a robust, thermodynamically stable semiconductor that occupies a unique position in the silicon-phosphorus binary system. Its stability on the convex hull makes it a reliable candidate for fundamental materials research and potential integration into specialized electronic architectures.

With extensive documentation across multiple structural databases, this compound demonstrates significant polymorphic variety. This structural richness provides researchers with a versatile platform for exploring how atomic arrangement influences the electronic properties of phosphorus-based semiconductors.

At a glance

Key Properties

Cross-validated computational properties for Silicon monophosphide, aggregated across 4 databases.

Band Gap

1.74 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

227
4 databases, 25 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting SiP.

Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Uses

Applications

Where Silicon monophosphide is used.

Semiconductor researchElectronic device developmentMaterials science studies
Intellectual Property

Patent Landscape

3 patents reference SiP or close compositional variants.

PatentTitleAssigneeGranted
11932933Cooling device and process for cooling double-sided SiP devices during sputtering——
11434561Cooling device and process for cooling double-sided SiP devices during sputtering——
12385128Cooling device and process for cooling double-sided SiP devices during sputtering——
Reference

Frequently Asked Questions

Common questions about Silicon monophosphide, answered from cross-validated data.

What is SiP?

Silicon monophosphide is a stable semiconducting material known for its diverse structural configurations and potential utility in electronics.

More questions
What is SiP used for?
Silicon monophosphide (SiP) is used in semiconductor research, electronic device development, and materials science studies.
What is the band gap of SiP?
Silicon monophosphide (SiP) has a DFT-computed band gap of 1.74 eV across 227 reported structures.
Is SiP a metal, semiconductor, or insulator?
With a band gap up to 1.74 eV it is a semiconductor.
Is SiP thermodynamically stable?
Yes — Silicon monophosphide (SiP) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of SiP are known?
227 structures of SiP are reported across 4 databases, spanning 25 distinct space groups.
How is SiP synthesized?
Literature-reported routes for SiP include sol gel (10 procedures documented).
What elements does SiP contain?
Silicon monophosphide (SiP) contains P and Si (2 elements).
Where does the data for SiP come from?
SiP data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct binary semiconductor, silicon monophosphide serves as a primary reference point for silicon-phosphorus materials, representing a stable phase that bridges the gap between elemental silicon and more complex phosphide systems.

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

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