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Property and Equipment - Schedule of Property and Equipment (Details) - EUR (€)
Dec. 31, 2024
Dec. 31, 2023
Schedule of Property and Equipment [Line Items]    
Property and equipment, gross € 320,677 € 194,085
Accumulated depreciation (46,815) (35,001)
Property and equipment 273,862 159,084
Furniture [Member]    
Schedule of Property and Equipment [Line Items]    
Property and equipment, gross 65,118 56,232
Laboratory Photovoltaic Installation [Member]    
Schedule of Property and Equipment [Line Items]    
Property and equipment, gross 232,806 116,912
Tools and Machinery [Member]    
Schedule of Property and Equipment [Line Items]    
Property and equipment, gross 7,838 6,026
Computer [Member]    
Schedule of Property and Equipment [Line Items]    
Property and equipment, gross € 14,915 € 14,915