< E9197BF81408C9F93A289DB91E882522E706466>

Size: px

Start display at page:

Download "< E9197BF81408C9F93A289DB91E882522E706466>"

永巴
4 years ago
Views:

1 γ

2 JAIF HP U-233 U-232 [JAIF] 3 4

3 1. Th fissile U U-233 Th U U-233 Pu Pu 5 γ U kg 0 Pu 10kg U kg 6

4 α James A. Hassberger, Tom Isaacs, Robert N. Schock, "A STRATEGIC FRAMEWORK FOR PROLIFERATION RESISTANCE: A SYSTEMATIC APPROACH FOR THE IDENTIFICATION AND EVALUATION OF TECHNOLOGY OPPORTUNITIES TO ENHANCE THE PROLIFERATION RESISTANCE OF CIVILIAN NUCLEAR ENERGY SYSTEMS", Proc.ofGlobal2001 Paris (2001) 7 U fissions/sec-kg. U fissions-sec/kg. U-233 : mci/g U % U mci/g. Nuclear Weapons Frequently Asked Questions, Version 2.25: 9 August 2001, 8

U-233 162,000 Th-232 Th-232 + n -> Th-233 Th-233 -> (22.

5 U ,000 Th-232 Th n -> Th-233 Th-233 -> (22.2 min, beta) -> Pa-233 Pa-233 -> (27.0 day, beta) -> U

6 γ Tl-208 U-232 -> (76 yr, alpha) -> Th-228 Th-228 -> (1.913 yr, alpha) -> Ra-224 Ra-224 -> (3.64 day, alpha & gamma) -> Rn-220 Rn-220 -> (55.6 sec, alpha) -> Po-216 Po-216 -> (0.155 sec, alpha) -> Pb-212 Pb-212 -> (10.64 hr, beta & gamma) -> Bi-212 Bi-212 -> (60.6 min, beta & gamma) -> Po-212 alpha & gamma) -> Tl-208 Po-212 -> (3x10^-7 sec, alpha) -> Pb-208 (stable) Tl-208 -> (3.06 min, beta & gamma) -> Pb-208 Ra-224 γ 85% Tl-208(2.6MeV) γ U-232, Th U-232 U-233 U a. Th n -> Th n b. Th-231 -> (25.5 hr, beta) -> Pa-231 c. Pa n -> Pa-232 d. Pa-232 -> (1.31 day, beta) -> U-232 (n,2n) Th-230 a. Th n -> Th-231 b. 12

7 U Th U-233 Pu Pu-240 U-233 U-233 U-233 (Weapon grade)* U-232 5ppm (0.0005%) U-233 (Low grade)* U ppm (0.005%) *Clearn U-233, Dirty U

8 U-233 U-232 U-233 Th-228 γ U-233 U ppm 10kg 1m 1 11 mrem/hr mrem/hr mrem/hr 2 U rem 15 U-233 (2) γ 10 Be-9(γ,n)Be- 8 U-232 γ

9 U-233 U-233 ( % U-232), γ 10kg 1m 1 11 rem/hr rem/hr rem/hr U U U ppm 5kgU U ppm 10kgU 1m msv/h/10kg U (U-232: 5ppm) U-232 5ppm 10kgU

10 U-233 α 69 U-232 U-233 1% U-232 U-233 Pu 3 α (α,n) γ Pu Pu Be, B, F, Li α U-233 Pu (α,n) 1ppm 20

11 U-232 U ppm ( %) % U U-232 U-233 U-232 U-232 Pu Th n -> Th n U-232 (n,2n) 6.5 MeV. Th-232 Th KeV ) Pa n -> Pa-232 Th-230 Th 22

12 U-233 U-235 Pu U-233 γ 1957 Teapot MET U-233 core U-233 U U-233 USDOE Th U-233 Purex U , (tactical nuclear weapon) U ppm U-232 U U-233/Th 0.19% U-233 U-232 ppm U-233 Th Th * U-233 Th Th * U-232 Th-230 Nrom Buske, Hanford Radioactivity in Salmon Spawning Ground, A report of Government Accountability Project, Aug

2002 25 U-233 H- U-233 23[ton] Th 30kg U-233 1955 7 1 1958 H- 1% U-233 Th 1968 170t/y 1971 72 24t/y 1973 20t/y

13 Hanford U-233 U-233 Pu-239 U-235 Pu-239 U-233 Pu-239 U-233 DOE U-233 Pu Hanford Nrom Buske, Hanford Radioactivity in Salmon Spawning Ground, A report of Government Accountability Project, Aug U-233 H- U [ton] Th 30kg U H- 1% U-233 Th t/y t/y t/y N- U N- U-233 Nrom Buske, Hanford Radioactivity in Salmon Spawning Ground, A report of Government Accountability Project, Aug

14 U232 U-233 U-232 γ 28

22 8529 專用或主要用於第 8525 至 8528 節所屬器具之零件 23 8308 用於衣服靴鞋帳蓬手提包旅行用品或其他已製作品之卑金屬搭鈕帶搭鈕之框架帶扣帶扣搭鈕眼環眼及其

22 8529 專用或主要用於第 8525 至 8528 節所屬器具之零件 23 8308 用於衣服靴鞋帳蓬手提包旅行用品或其他已製作品之卑金屬搭鈕帶搭鈕之框架帶扣帶扣搭鈕眼環眼及其附表一項次 4 位碼稅號我國對哥倫比亞出口符合哥國零關稅項目清單 ( 以 2014 年海關稅則前 4 碼排名前 300 項產品為比對基礎 ) 中文名稱 2013/01-2013/12 2014/01-2014/12 單位 : 金額 ( 美元 ) 名次增減比 (%) 全部貨品出口總額