METHOD FOR PRODUCING POROUS SILICON MATERIAL, POROUS SILICON MATERIAL, AND ELECTRICITY STORAGE DEVICE

• Main Authors: MATSUBARA MASAHARU, WASEDA TETSUYA, SUZUKI RYO, NAGAMEGURI NAOYUKI, YOSHIDA ATSUSHI, KAWAURA HIROYUKI, KONDO YASUHITO, OTAKI MITSUTOSHI
• Format: Patent
• Language: English; Japanese
• Published: 07.10.2022
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; CHEMISTRY; COMPOUNDS THEREOF; ELECTRICITY; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

To provide a method for producing a porous silicon material containing Si capable of more suppressing reduction of charging and discharging characteristics.SOLUTION: The method for producing a porous silicon material includes a precursor step of melting, quenching and solidifying a raw material cont...