台積電1奈米製程突破點找到了 IBM哭哭 - 股票
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By Wallis
at 2021-05-19T16:00
at 2021-05-19T16:00
Table of Contents
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原文標題:台積電1奈米製程突破點找到了 IBM哭哭
(請勿刪減原文標題)
原文連結:https://ctee.com.tw/news/tech/462047.html
(請善用縮網址工具)
發布時間:2021.05.19
(請以原文網頁/報紙之發布時間為準)
原文內容:工商時報 數位編輯
全球晶圓代工龍頭台積電所掌握先進製程,在該領域擁有超高市占率,與競爭對手拉開技
術差距,隨著矽基半導體逼近物理極限,各界都在尋找克服困境的材料。台灣大學與攜手
台積電、美國麻省理工學院(MIT),發現二維材料結合半金屬鉍(Bi)能達到極低的電
阻,接近量子極限,有助於實現半導體1奈米以下的艱鉅挑戰。
這項研究已於《自然》期刊(Nature)公開發表。這項跨國研究始於2019年,合作時間長
達1年半,包括台大、台積電、MIT都投入研究人力,共同為半導體產業開創新路。
博士沈品均則指出,過去半導體使用三維材料,物理特性與元件結構發展到3奈米製程節
點,這次研究改用二維材料,厚度可小於1 奈米(1~3層原子厚),更逼近固態半導體材
料厚度的極限。而半金屬鉍的材料特性,能消除與二維半導體接面的能量障礙,且半金屬
鉍沉積時,也不會破壞二維材料的原子結構,台大團隊運用下一世代的微影技術,透過氦
離子束微影系統(Helium-ion beam lithography)將元件縮小至奈米尺寸,獲得突破性
的成果。
隨著先進製程發展至5奈米製程,甚至是3奈米製程,電晶體數目再度逼近物理極限。從過
去的MOSFET(金氧半場效電晶體)、FinFET(鰭式場效電晶體),甚至是將在3奈米、2奈
米製程採用的環繞閘極技術(Gate-All-Around,GAA),1奈米製程透過僅1~3層原子厚的
二維材料,電子從源極(source)走以二硫化鉬為材料的電子通道層,上方有閘極(gate
)加壓電壓來控制,再從汲極(drain)流出,這項研究透過鉍這個材料,來做為接觸電
極的結構,大幅降低電阻並提高傳輸電流,讓二維材料成為可能取代矽,成為新興的半導
體材料。
至於先前由國際商業機器公司IBM發表採用GAA技術的2奈米製程晶片,聲稱比起當前最先
進的7奈米、5奈米製程晶片,2奈米製程電晶體密度更高、增加45%效能、能源效率提升
達75%。相較之下,IBM提供了GAA技術2奈米製程實現的可能性,但其接觸電極的接點採
用的仍是銅,為金屬材料,相較之下,台大與台積電、MIT的研究團隊採用的是半金屬,
更有效改善電阻與電流問題,達到歐姆接觸(Ohmic)。值得注意的是,進入先進製程節
點後,原本奈米製程節點所述數字指的是閘極長度,後來已經不一定符合該邏輯,主要是
各家晶圓代工廠所採用的電晶體結構不同所致。
(中時新聞網 呂承哲)
心得/評論:台積電就是強就是穩,管你是三星還是英特爾還是IBM,在晶圓代工領域上通通
不是台積電的對手啦,最近也開始下雨了,對台積電來講也是利多,相信台積電在晶圓代工
霸主的地位上,還能維持個五年以上應該沒問題的。
※必需填寫滿20字
--
1.發文前請先詳閱[新聞]分類發文規範,未依規範發文將受處份。
2.連結過長請善用 https://bit.ly/ 縮網址,連結能不能點擊者板規1-2-2處份。
3.心得/評論請盡量充實,*[m心得過短或濫竽充數將會以1-2-3&一行文規範水桶處份
4.發文請依照格式文章標明段落,不符合格式者依4-1刪文處分。
---------------------------- 以上注意事項得刪除 -------------------------
原文標題:台積電1奈米製程突破點找到了 IBM哭哭
(請勿刪減原文標題)
原文連結:https://ctee.com.tw/news/tech/462047.html
(請善用縮網址工具)
發布時間:2021.05.19
(請以原文網頁/報紙之發布時間為準)
原文內容:工商時報 數位編輯
全球晶圓代工龍頭台積電所掌握先進製程,在該領域擁有超高市占率,與競爭對手拉開技
術差距,隨著矽基半導體逼近物理極限,各界都在尋找克服困境的材料。台灣大學與攜手
台積電、美國麻省理工學院(MIT),發現二維材料結合半金屬鉍(Bi)能達到極低的電
阻,接近量子極限,有助於實現半導體1奈米以下的艱鉅挑戰。
這項研究已於《自然》期刊(Nature)公開發表。這項跨國研究始於2019年,合作時間長
達1年半,包括台大、台積電、MIT都投入研究人力,共同為半導體產業開創新路。
博士沈品均則指出,過去半導體使用三維材料,物理特性與元件結構發展到3奈米製程節
點,這次研究改用二維材料,厚度可小於1 奈米(1~3層原子厚),更逼近固態半導體材
料厚度的極限。而半金屬鉍的材料特性,能消除與二維半導體接面的能量障礙,且半金屬
鉍沉積時,也不會破壞二維材料的原子結構,台大團隊運用下一世代的微影技術,透過氦
離子束微影系統(Helium-ion beam lithography)將元件縮小至奈米尺寸,獲得突破性
的成果。
隨著先進製程發展至5奈米製程,甚至是3奈米製程,電晶體數目再度逼近物理極限。從過
去的MOSFET(金氧半場效電晶體)、FinFET(鰭式場效電晶體),甚至是將在3奈米、2奈
米製程採用的環繞閘極技術(Gate-All-Around,GAA),1奈米製程透過僅1~3層原子厚的
二維材料,電子從源極(source)走以二硫化鉬為材料的電子通道層,上方有閘極(gate
)加壓電壓來控制,再從汲極(drain)流出,這項研究透過鉍這個材料,來做為接觸電
極的結構,大幅降低電阻並提高傳輸電流,讓二維材料成為可能取代矽,成為新興的半導
體材料。
至於先前由國際商業機器公司IBM發表採用GAA技術的2奈米製程晶片,聲稱比起當前最先
進的7奈米、5奈米製程晶片,2奈米製程電晶體密度更高、增加45%效能、能源效率提升
達75%。相較之下,IBM提供了GAA技術2奈米製程實現的可能性,但其接觸電極的接點採
用的仍是銅,為金屬材料,相較之下,台大與台積電、MIT的研究團隊採用的是半金屬,
更有效改善電阻與電流問題,達到歐姆接觸(Ohmic)。值得注意的是,進入先進製程節
點後,原本奈米製程節點所述數字指的是閘極長度,後來已經不一定符合該邏輯,主要是
各家晶圓代工廠所採用的電晶體結構不同所致。
(中時新聞網 呂承哲)
心得/評論:台積電就是強就是穩,管你是三星還是英特爾還是IBM,在晶圓代工領域上通通
不是台積電的對手啦,最近也開始下雨了,對台積電來講也是利多,相信台積電在晶圓代工
霸主的地位上,還能維持個五年以上應該沒問題的。
※必需填寫滿20字
--
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By Agnes
at 2021-09-03T22:04
at 2021-09-03T22:04
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By Puput
at 2021-09-08T08:31
at 2021-09-08T08:31
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By Eartha
at 2021-09-11T21:21
at 2021-09-11T21:21
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By Ursula
at 2021-09-14T15:01
at 2021-09-14T15:01
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By Agnes
at 2021-09-16T15:53
at 2021-09-16T15:53
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By Margaret
at 2021-09-21T00:46
at 2021-09-21T00:46
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By Frederic
at 2021-09-25T01:01
at 2021-09-25T01:01
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By Charlie
at 2021-09-25T11:33
at 2021-09-25T11:33
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By Olga
at 2021-09-25T12:50
at 2021-09-25T12:50
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By Frederic
at 2021-09-27T07:10
at 2021-09-27T07:10
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By George
at 2021-09-29T12:31
at 2021-09-29T12:31
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By Victoria
at 2021-10-03T01:49
at 2021-10-03T01:49
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By Emily
at 2021-10-07T12:09
at 2021-10-07T12:09
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By Carolina Franco
at 2021-10-08T04:26
at 2021-10-08T04:26
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By Hamiltion
at 2021-10-11T09:40
at 2021-10-11T09:40
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By Aaliyah
at 2021-10-12T08:42
at 2021-10-12T08:42
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By Brianna
at 2021-10-15T03:20
at 2021-10-15T03:20
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By Harry
at 2021-10-17T03:52
at 2021-10-17T03:52
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By Mason
at 2021-10-19T15:01
at 2021-10-19T15:01
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By Kama
at 2021-10-21T12:42
at 2021-10-21T12:42
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By Xanthe
at 2021-10-22T14:42
at 2021-10-22T14:42
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By Aaliyah
at 2021-10-27T07:46
at 2021-10-27T07:46
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By Dorothy
at 2021-10-30T02:53
at 2021-10-30T02:53
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By Freda
at 2021-11-03T21:39
at 2021-11-03T21:39
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By Yedda
at 2021-11-03T23:07
at 2021-11-03T23:07
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By Agnes
at 2021-11-05T21:58
at 2021-11-05T21:58
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By Quanna
at 2021-11-09T13:49
at 2021-11-09T13:49
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By Dinah
at 2021-11-10T01:27
at 2021-11-10T01:27
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By Linda
at 2021-11-11T11:18
at 2021-11-11T11:18
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By Ingrid
at 2021-11-12T02:05
at 2021-11-12T02:05
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By Genevieve
at 2021-11-13T14:46
at 2021-11-13T14:46
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By Xanthe
at 2021-11-16T07:40
at 2021-11-16T07:40
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By Ophelia
at 2021-11-19T20:28
at 2021-11-19T20:28
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By Dinah
at 2021-11-23T15:59
at 2021-11-23T15:59
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By John
at 2021-11-25T14:50
at 2021-11-25T14:50
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By Anonymous
at 2021-11-28T23:57
at 2021-11-28T23:57
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By Jake
at 2021-12-03T10:43
at 2021-12-03T10:43
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By Olivia
at 2021-12-04T03:06
at 2021-12-04T03:06
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By William
at 2021-12-04T08:32
at 2021-12-04T08:32
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By William
at 2021-12-07T03:29
at 2021-12-07T03:29
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By Enid
at 2021-12-07T07:35
at 2021-12-07T07:35
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By Skylar Davis
at 2021-12-08T19:36
at 2021-12-08T19:36
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By Joe
at 2021-12-10T12:47
at 2021-12-10T12:47
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By Tom
at 2021-12-14T09:00
at 2021-12-14T09:00
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By Hedda
at 2021-12-16T16:23
at 2021-12-16T16:23
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By George
at 2021-12-20T10:03
at 2021-12-20T10:03
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By Victoria
at 2021-12-20T13:54
at 2021-12-20T13:54
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By Gilbert
at 2021-12-22T21:56
at 2021-12-22T21:56
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By Robert
at 2021-12-26T15:11
at 2021-12-26T15:11
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By David
at 2021-12-27T20:14
at 2021-12-27T20:14
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By Kyle
at 2021-12-31T05:19
at 2021-12-31T05:19
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at 2022-01-04T20:55
at 2022-01-04T20:55
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