Kokusai Electric Corporation

Hitachi-kokusai Electric Inc.

Katsuyoshi Harada

Yoshitomo Hashimoto

Yoshiro Hirose

Atsushi Sano

Tatsuru Matsuoka

Satoshi Shimamoto

Takashi Ozaki

Masaya Nagato

Tomiyuki Shimizu

Ryota Sasajima

Kimihiko Nakatani

Yushin Takasawa

Tsukasa Kamakura

Yugo Orihashi

Shingo Nohara

Yuji Urano

Kazuyuki Okuda

Masato Terasaki

Yoshinobu Nakamura

Yasunobu Koshi

Risa Yamakoshi

Hiroki Yamashita

Hiroki Hatta

Shin Sone

Jiro Yugami

There is included forming an oxide film on a substrate by alternately performing: forming the first oxide film containing an atom X by performing a first cycle including non-simultaneously performing forming a first layer including a component in which a first functional group is bonded to the atom X, and forming a second layer containing the atom X and oxygen by oxidizing the first layer; and forming the second oxide film containing the atom X by performing a second cycle including non-simultaneously performing forming a third layer including a component in which the first functional group is bonded to the atom X, and forming a fourth layer containing the atom X and oxygen by oxidizing the third layer, under a processing condition that an oxidizing power is higher than an oxidizing power when oxidizing the first layer.

Processing method, method of manufacturing semiconductor device, processing apparatus, and recording medium

There is provided a technique that includes forming a film in a concave portion provided on a surface of a substrate by performing a cycle a predetermined number of times, the cycle including: (a) forming an adsorption inhibition layer by supplying an adsorption inhibitor, which inhibits adsorption of a precursor, to the substrate and adsorbing the adsorption inhibitor on adsorption sites of an upper portion in the concave portion; (b) forming a first layer by supplying the precursor to the substrate and adsorbing the precursor on adsorption sites existing in the concave portion in which the adsorption inhibition layer is formed; and (c) modifying the adsorption inhibition layer and the first layer into a second layer by supplying a first reactant, which chemically reacts with both the adsorption inhibition layer and the first layer, to the substrate.

Method of manufacturing semiconductor device, substrate processing method, substrate processing apparatus, and recording medium

According to one aspect of a technique of the present disclosure, there is provided a method of manufacturing a semiconductor device, including: (A) forming a film containing a predetermined element and nitrogen on a substrate by performing a cycle a predetermined number of times, wherein the cycle includes: (a) forming a first layer by supplying a source gas containing the predetermined element and a halogen element to the substrate heated to a first temperature; (b) forming a second layer by modifying the first layer by supplying a plasma-excited first modification gas containing hydrogen free of nitrogen; and (c) forming a third layer by modifying the second layer by supplying a plasma-excited second modification gas containing nitrogen and hydrogen. A supply time Tof supplying the first modification gas in (b) is set to be longer than a supply time Tof supplying the second modification gas in (c).

Method of manufacturing semiconductor device, substrate processing method, non-transitory computer-readable recording medium and substrate processing apparatus

There is provided a technique that includes: forming a film containing Si, O and N or a film containing Si and O on a substrate by performing a cycle a predetermined number of times under a condition where SiClis not gas-phase decomposed, the cycle including non-simultaneously performing: (a) forming NH termination on a surface of the substrate by supplying a first reactant containing N and H to the substrate; (b) forming a SiN layer having SiCl termination formed on its surface by supplying the SiClas a precursor to the substrate to react the NH termination formed on the surface of the substrate with the SiCl; and (c) reacting the SiN layer having the SiCl termination with a second reactant containing O by supplying the second reactant to the substrate.

Method of processing substrate, method of manufacturing semiconductor device, substrate processing apparatus, and recording medium

There is provided a technique, including: (a) forming NH termination on a surface of a substrate by supplying a first reactant containing N and H to the substrate; (b) forming a first SiN layer having SiCl termination formed on its surface by supplying SiClas a precursor to the substrate to react the NH termination formed on the surface of the substrate with the SiCl; (c) forming a second SiN layer having NH termination formed on its surface by supplying a second reactant containing N and H to the substrate to react the SiCl termination formed on the surface of the first SiN layer with the second reactant; and (d) forming a SiN film on the substrate by performing a cycle a predetermined number of times under a condition where the SiClis not gas-phase decomposed after performing (a), the cycle including non-simultaneously performing (b) and (c).

There is provided a technique that includes: forming an oxide film containing an atom X of a precursor on a substrate by performing a cycle a predetermined number of times. The cycle including non-simultaneously performing: (a) forming a first layer containing a component in which a first group is bonded to the atom X on the substrate by supplying the precursor having a molecular structure in which the first and second groups are bonded to the atom X, to the substrate, the first group containing an alkoxy group, and the second group containing at least one of an amino group, an alkyl group, a halogeno group, a hydroxy group, a hydro group, an aryl group, a vinyl group, and a nitro group; and (b) forming a second layer containing the atom X by supplying an oxidizing agent to the substrate to oxidize the first layer.

Method of manufacturing semiconductor device, substrate processing apparatus, and recording medium

There is provided a technique that includes: forming an oxide film containing a central atom X of a precursor on a substrate by performing a cycle a predetermined number of times, the cycle including non-simultaneously performing: (a) forming a first layer containing a component in which a first group is bonded to the central atom X on the substrate by supplying the precursor having a molecular structure in which the first group and a second group are bonded to the central atom X and having a bonding energy between the first group and the central atom X that is higher than a bonding energy between the second group and the central atom X, to the substrate; and (b) forming a second layer containing the central atom X by supplying an oxidizing agent to the substrate to oxidize the first layer, wherein in (a), the precursor is supplied under a condition in which the second group is desorbed and the first group is not desorbed from the central atom X contained in the precursor and the central atom X is adsorbed on a surface of the substrate in a state where the second group is desorbed from the central atom X and the bonding of the first group and the central atom X is maintained.

Method of processing substrate, substrate processing apparatus, recording medium, and method of manufacturing semiconductor device

There is provided a technique that includes: (a) forming a first film including a cyclic structure composed of silicon and carbon and also including nitrogen so as to fill a recess formed in a surface of a substrate by performing a cycle a predetermined number of times, the cycle including non-simultaneously performing: supplying a precursor including the cyclic structure and also including halogen to the substrate having the recess formed on its surface; and supplying a nitriding agent to the substrate; (b) converting the first film into a second film including the cyclic structure and also including oxygen by supplying a first oxidizing agent to the substrate; and (c) converting the second film into a third film including silicon and oxygen and not including carbon and nitrogen by supplying a second oxidizing agent to the substrate.

There is provided a technique that includes: (a) supplying a hydrogen gas to a substrate set to a first temperature, without supplying any oxygen-containing gas; (b) changing a temperature of the substrate from the first temperature to a second temperature, which is higher than the first temperature, while the hydrogen gas is supplied to the substrate, without supplying any oxygen-containing gas; and (c) forming an oxide film on the substrate, on which (a) and (b) have been performed, by alternately repeating, while the temperature of the substrate is maintained at the second temperature: supplying a precursor gas to the substrate; and supplying an oxygen-containing gas to the substrate, without supplying any hydrogen-containing gas.

Growing community of inventors

Toyama, Japan

Katsuyoshi Harada