JP2019501518A - 半導体デバイスの処理方法並びに半導体デバイスの処理システムおよび装置 - Google Patents
半導体デバイスの処理方法並びに半導体デバイスの処理システムおよび装置 Download PDFInfo
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- JP2019501518A JP2019501518A JP2018522791A JP2018522791A JP2019501518A JP 2019501518 A JP2019501518 A JP 2019501518A JP 2018522791 A JP2018522791 A JP 2018522791A JP 2018522791 A JP2018522791 A JP 2018522791A JP 2019501518 A JP2019501518 A JP 2019501518A
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- 238000003672 processing method Methods 0.000 title claims abstract description 4
- 238000012545 processing Methods 0.000 title claims description 37
- 239000004065 semiconductor Substances 0.000 title description 6
- 238000000231 atomic layer deposition Methods 0.000 claims abstract description 78
- 238000000034 method Methods 0.000 claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 56
- 230000004907 flux Effects 0.000 claims abstract description 54
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- 239000000758 substrate Substances 0.000 claims description 85
- 150000002500 ions Chemical class 0.000 claims description 29
- 238000012546 transfer Methods 0.000 claims description 24
- 238000005530 etching Methods 0.000 claims description 21
- 239000010410 layer Substances 0.000 claims description 18
- 238000000151 deposition Methods 0.000 claims description 13
- 239000000376 reactant Substances 0.000 claims description 13
- 230000008021 deposition Effects 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 7
- 238000007654 immersion Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 2
- 229910000449 hafnium oxide Inorganic materials 0.000 description 12
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 8
- 238000005429 filling process Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
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- 238000010884 ion-beam technique Methods 0.000 description 2
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- 238000001228 spectrum Methods 0.000 description 2
- -1 Ar ions Chemical class 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001423 beryllium ion Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
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Classifications
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- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
- H01L21/76879—Filling of holes, grooves or trenches, e.g. vias, with conductive material by selective deposition of conductive material in the vias, e.g. selective C.V.D. on semiconductor material, plating
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- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
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Abstract
Description
Claims (15)
- デバイス処理の方法であって、
層にキャビティを設けるステップと、
前記キャビティの底面にエネルギーフラックスを指向するステップと、
前記キャビティを水分含有雰囲気に曝露するステップと、
原子層堆積(ALD)プロセスを利用して前記キャビティに充填材料を導入するステップと、を含み、前記充填材料を、前記キャビティの側壁に対して前記キャビティの底面に選択的に堆積する、方法。 - 請求項1に記載の方法であって、前記エネルギーフラックスはイオンを含み、前記イオンは平行な軌道を有する、方法。
- 請求項2に記載の方法であって、前記イオンは、前記キャビティの側壁に平行に指向される軌道を含む、方法。
- 請求項2に記載の方法であって、前記イオンは、500eV以下のイオンエネルギーを含む、方法。
- 請求項1に記載の方法であって、前記底面は曝露後にOH終端表面を形成し、かつ、前記側壁は曝露後にOH終端表面を形成しない、方法。
- 請求項1に記載の方法であって、前記充填材料は高誘電率材料である、方法。
- 請求項1に記載の方法であって、前記充填材料は金属である、方法。
- 請求項1に記載の方法であって、前記キャビティを、酸化ケイ素、窒化ケイ素、またはオキシ炭化ケイ素を含む材料中に配置する、方法。
- 請求項1に記載の方法であって、前記エネルギーフラックスは、真空紫外線光子または電子を含む、方法。
- 請求項1に記載の方法であって、前記ALDプロセスは、ALDサイクルを所定の回数だけ実施し、前記所定の回数のALDサイクル後にエッチングプロセスを実施するステップを更に含み、前記エッチングプロセスは、所定量の充填材料を除去するのに効果的である、方法。
- システムであって、
複数の場所の間で基板を搬送するように配置された搬送チャンバと、
前記基板を受容するように前記搬送チャンバに連結され、前記基板に向けてエネルギーフラックスを指向するエネルギーフラックスチャンバと、
前記搬送チャンバに連結され、前記基板にH2O雰囲気を提供する水分チャンバと、
前記搬送チャンバに連結され、前記基板に第1反応物および第2反応物を提供し、前記第1反応物および前記第2反応物は、充填材料の少なくとも1つの単一層を形成する、原子層堆積チャンバと、
前記搬送チャンバに連結され、前記充填材料をエッチングするために、前記基板にエッチング液を指向するエッチングチャンバと、
を含む、システム。 - 請求項13に記載のシステムであって、前記エネルギーフラックスチャンバは、プラズマ浸漬チャンバである、システム。
- 請求項13に記載のシステムであって、前記エネルギーフラックスチャンバは紫外線チャンバであり、前記紫外線チャンバは、150nm〜200nmの間の波長を有する放射を放出する紫外線源を含む、システム。
- 請求項13に記載のシステムであって、前記基板は、雰囲気に曝露されることなく、前記エネルギーフラックスチャンバ、前記水分チャンバ、前記原子層堆積チャンバ、および前記エッチングチャンバの間で、搬送可能である、システム。
- 処理装置であって、
基板を収容する処理チャンバと、
指向的に前記基板にエネルギーフラックスを供給するエネルギーフラックス源と、
前記基板にH2Oを供給する水分源と、
原子層堆積プロセスを用いて前記基板上に充填材料を堆積させるために、前記基板に少なくとも二種を提供し、前記エネルギーフラックス源、前記水分源、および前記原子層堆積源が前記処理チャンバに連結されている原子層堆積源と、
を含む、処理装置。
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WO2017083469A1 (en) | 2017-05-18 |
CN108352300A (zh) | 2018-07-31 |
JP7168741B2 (ja) | 2022-11-09 |
US9935005B2 (en) | 2018-04-03 |
US10559496B2 (en) | 2020-02-11 |
TW201727701A (zh) | 2017-08-01 |
CN108352300B (zh) | 2022-03-29 |
US20180218943A1 (en) | 2018-08-02 |
KR20180069038A (ko) | 2018-06-22 |
US20170140983A1 (en) | 2017-05-18 |
TWI705478B (zh) | 2020-09-21 |
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JP6938491B2 (ja) | 2021-09-22 |
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