K4 Li2 Al2 H12

semiconductor

· K4 Li2 Al2 H12

K4Li2Al2H12 is a complex metal hydride compound belonging to the family of lightweight hydrogen-storage materials and ionic compounds that combine potassium, lithium, and aluminum hydride species. This is primarily a research-phase material investigated for energy storage and hydrogen economy applications, particularly in solid-state hydrogen storage systems where high volumetric density and reversible hydrogen release are critical. The compound represents the intersection of lightweight metal hydride chemistry and multi-element ionic frameworks, making it relevant for advanced battery chemistries, hydrogen storage media, and fundamental materials research into high-capacity hydrogen carriers that could enable next-generation fuel cell vehicles and portable energy systems.

hydrogen storage systemsfuel cell energy carrierssolid-state hydrogen medialightweight energy storageadvanced battery researchmaterials science research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	32.20	GPa	—
Shear Modulus(G)	28.44	GPa	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.721	eV	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3880	eV/atom	—

Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

K4 Li2 Al2 H12

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control