JP2005145794A - 柱状ナノ結晶体の製造方法及びシリコン柱状ナノ結晶体 - Google Patents
柱状ナノ結晶体の製造方法及びシリコン柱状ナノ結晶体 Download PDFInfo
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- JP2005145794A JP2005145794A JP2003389641A JP2003389641A JP2005145794A JP 2005145794 A JP2005145794 A JP 2005145794A JP 2003389641 A JP2003389641 A JP 2003389641A JP 2003389641 A JP2003389641 A JP 2003389641A JP 2005145794 A JP2005145794 A JP 2005145794A
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- 239000002159 nanocrystal Substances 0.000 title claims abstract description 53
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 32
- 239000010703 silicon Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims description 30
- 239000013078 crystal Substances 0.000 claims abstract description 33
- 239000002245 particle Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 15
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052796 boron Inorganic materials 0.000 claims abstract description 12
- 239000002105 nanoparticle Substances 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 9
- 230000001678 irradiating effect Effects 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 26
- 238000012545 processing Methods 0.000 description 11
- 150000002500 ions Chemical class 0.000 description 8
- 238000000608 laser ablation Methods 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 239000013077 target material Substances 0.000 description 5
- 230000005672 electromagnetic field Effects 0.000 description 4
- 239000012776 electronic material Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002041 carbon nanotube Substances 0.000 description 3
- 229910021393 carbon nanotube Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000003917 TEM image Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000013081 microcrystal Substances 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 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
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000879 optical micrograph Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052716 thallium Inorganic materials 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- Carbon And Carbon Compounds (AREA)
Abstract
【解決手段】 IIIB族元素及びIVB族元素からなる群から選択される少なくとも一つの元素を含有する材料からなるターゲットに照射強度が1015W/cm2〜1021W/cm2であるパルスレーザー光を照射して前記元素の飛散粒子を発生させ、前記元素の飛散粒子が結合してなる前記元素の柱状ナノ結晶体を形成せしめることを特徴とする柱状ナノ結晶体の製造方法。
【選択図】 図1
Description
レーザー光源2としてフェムト秒レーザー発振装置(ピーク出力550TW、最短パルス幅33フェムト秒、日本原子力研究所関西研究所光量子科学研究センター所有)、処理容器3として真空容器(ステンレス鋼製、容量約100リットル)、ターゲット4としてシリコン板(直径3mm、厚さ0.1mm)、基板6としてカーボンフィルム(直径3mm、厚さ0.001mm)を用いて図1に示す柱状ナノ結晶体の製造装置を作製した。なお、基板6は角度Θが30°となる位置に配置し、基板6とターゲット4との間の距離(ターゲット4のレーザー光照射位置と基板6の中心との間の距離)は300mmとした。
パルスレーザー光Lの照射条件を波長532nm、照射強度1×109W/cm2、パルス幅7ナノ秒、1パルスあたりのエネルギー1J、フルエンス102J/cm2、周波数10Hzとした以外は実施例1と同様にして試験を行なった。
Claims (5)
- IIIB族元素及びIVB族元素からなる群から選択される少なくとも一つの元素を含有する材料からなるターゲットに照射強度が1015W/cm2〜1021W/cm2であるパルスレーザー光を照射して前記元素の飛散粒子を発生させ、前記元素の飛散粒子が結合してなる前記元素の柱状ナノ結晶体を形成せしめることを特徴とする柱状ナノ結晶体の製造方法。
- 前記パルスレーザー光のパルス幅が1ピコ秒以下であり、波長が200nm〜1μmであり、フルエンスが102J/cm2〜1011J/cm2であることを特徴とする請求項1記載の柱状ナノ結晶体の製造方法。
- 前記ターゲットが、シリコン、ボロン及びカーボンからなる群から選択される少なくとも一つの元素からなるものであることを特徴とする請求項1又は2記載の柱状ナノ結晶体の製造方法。
- 10−3Torr以下の真空状態において前記ターゲットに前記パルスレーザー光を照射することを特徴とする請求項1〜3のうちのいずれか一項に記載の柱状ナノ結晶体の製造方法。
- シリコンからなるナノサイズの柱状結晶体であって、平均直径が1〜20nmであり、かつ、平均アスペクト比が10以上であることを特徴とするシリコン柱状ナノ結晶体。
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JP2005145794A true JP2005145794A (ja) | 2005-06-09 |
JP4674279B2 JP4674279B2 (ja) | 2011-04-20 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008189496A (ja) * | 2007-02-02 | 2008-08-21 | Hideo Fujiki | 多層シリコンナノチューブ及びその形成方法 |
CN105268996A (zh) * | 2015-12-02 | 2016-01-27 | 中国科学院物理研究所 | 制备大小可控的纳米颗粒的装置及其操作方法和应用 |
-
2003
- 2003-11-19 JP JP2003389641A patent/JP4674279B2/ja not_active Expired - Fee Related
Non-Patent Citations (2)
Title |
---|
JPN6009028306, HOLMES, J. D. et al., "Control of Thickness and Orientation of Solution−Grown Silicon Nanowires", Science, 2000, Vol. 287, No. 5457, p. 1471−1473 * |
JPN6009028308, ZHANG, Y. F. et al., "Laser ablation behavior of a granulated Si target", J. Mater. Sci. Lett., 1999, Vol. 18, No. 2, p. 123−125 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008189496A (ja) * | 2007-02-02 | 2008-08-21 | Hideo Fujiki | 多層シリコンナノチューブ及びその形成方法 |
CN105268996A (zh) * | 2015-12-02 | 2016-01-27 | 中国科学院物理研究所 | 制备大小可控的纳米颗粒的装置及其操作方法和应用 |
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