Technetium-99m

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Technetium-99m, 99mTc

The first technetium-99m generator, 1958.
A 99mTc pertechnetate solution is
being eluted from 99Mo molybdate
bound都a chromatographic substrate
General
Symbol 99mTc
Names technetium-99m, 99mTc, Tc-99m
Protons (Z) 43
Neutrons (N) 56
Nuclide data
Half-life (t1/2) Pang-bô͘:Val[1]
Isotope mass 98.9063 Da
Spin 1/2−
Excess energy −87327.195 keV
Binding energy 8613.603 keV
Parent isotopes 99MoPang-bô͘:Infobox isotope/decay mode
Decay products 99Tc
Decay modes
Decay mode Decay energy (MeV)
Isomeric transition
γ emission 87.87%
98.6%: 0.1405 MeV
1.4%: 0.1426
Tc: Technetium
Complete table of nuclides

Technetium-99m (Technetium-99m (99mTc); 漢語 (hàn-gú): 鎝-99m) ()technetium-99 (pún-sin是technetium tông-uī-sòo) êa-ún-thài tông-hi̍k ī-kòo-bu̍t (亞穩態同核異構物),符號 (hû-hō) ()99mTc,逐年 (ta̍k-nî)用咧 (iōng-teh)千千 (tshian-tshian)萬萬 (bān-bān)計算 (kè-sǹg) (ê)醫療 (i-liâu)診斷 (tsín-tuàn)程序 (tîng-sū),是目前 (bo̍k-tsîng)世界 (sè-kài)上濟 (siōng-tsē) (lâng) (iōng)醫用 (i-iōng)放射 (hòng-siā) (sìng)同位 (tông-uī) (sòo)

Tc-99m用做 (iōng-tsò)放射性追責 (tui-tsik) (khì)會當 (ē-tàng)通界 (thong-kuè)醫療設備 (siat-pī) (gamma相支 (siòng-ki)) (teh)體內 (thé-lāi)減測 (kiám-tshik) (tio̍h)。 99mTc非常 (hui-siông)色合 (sik-ha̍p)這个 (tsit-ê)角色 (kak-sik); 因位 (in-uī)發社 (huat-siā)光子 (kong-tsí)能量 (lîng-liōng) ()140 keV (遮的 (tsia-ê)8.8 pm光子的波長 (pho-tn̂g) (kah)團統 (thuân-thóng)X射線 (siā-suànn)診斷設被 (siat-pī)發射 (huat-siā)的波長大概 (tāi-khài)相仝 (sio-kâng)); 而請 (lî-tshiánn)伊的 (i-ê)gamma發射半衰期 (puànn-sue-kî)容易 (iông-ī)減策 (kiám-tshik)的gamma射線是6.0058小時 (sió-sî) (意思 (ì-sù)是93.7% (ê)Tc咧24小時 (lāi)衰檢 (sue-kiám) (kàu)99Tc)。同位素 (Tông-uī-sòo)相對 (siong-tuì) " ()" 的物理 (bu̍t-lí)半衰期佮 (i)1 (kang)生物 (sing-bu̍t)半衰期 ( (tsiū)人類 (jîn-luī)活動 (ua̍h-tāng) (hām)新陳 (sin-tîn)代社 (tāi-siā)來講 (lâi-kóng)) 隕準 (ún-tsún)掃描 (sàu-biâu)程事 (tîng-sū)快速 (khuài-sok)收集 (siu-tsi̍p); 毋閣 (m̄-koh)保持 (pó-tshî)範者 (huān-tsiá) (tsóng)輻射 (hok-siā)爆路 (po̍k-lōo) ()仝款 (Kāng-khuán)特性 (ti̍k-sìng) (hōo)同位素 ()色合治療 (tī-liâu)用途 (iōng-tôo)

Technetium-99m予人發現 (huat-hiān)回旋 (huê-suân)風革 (hong-kik)Technetium的產物 (sán-bu̍t)。這个過程 (kuè-tîng)產生 (sán-sing)molybdenum-99, (tse)一種 (tsi̍t-tsióng)舊有 (kū-iú) (khah) (tn̂g)半衰 (puànn-sue) () (2.75公) 的放射性或數 (hi̍k-sòo) (radionuclide),伊的衰變 (sue-piàn) (tsì)99mTc。各較 (Koh-khah) (tn̂g)衰減 (sue-kiám)時間 (sî-kan)允准 (ún-tsún)99Mo (hông)運送 (ūn-sàng)到醫療設施 (siat-si),咧 (hia), 99mTc咧生產 (sing-sán)時陣 (sî-tsūn) ()樣品 (iūnn-phín)當中 (tang-tiong)提取 (the̍h-tshú)出來 (tshut-lâi) (Píng)過來 (kuè-lâi) (kóng), 99Mo通常 (thong-siông)是咧 (sī-teh)規个 (kui-ê)國家 (kok-ka)少數 (tsió-sòo)研究 (gián-kiù) (kap)材料 (tsâi-liāu)策試 (tshik-tshì) (hi̍k)反應追 (huán-ìng-tui) (nuclear reactor) 當中通過 (thong-kuè) (ko)濃縮 (lông-sok) () (高濃縮鈾) 的列變 (lia̍t-piàn)進行 (tsìn-hîng)商業 (siong-gia̍p) (huà)生產的。

註解 (Tsù-kái)[修改]

  1. "99mTc tables" (PDF). Nucleide.org. Laboratoire National Henri Becquerel. 2012-01-17. goân-loē-iông (PDF) tī 2016-08-04 hőng khó͘-pih. 23 May 2012 khòaⁿ--ê. 

參科 (Tsham-kho)文獻 (bûn-hiàn)[修改]

延伸 (Iân-sin)閱獨 (ua̍t-to̍k)[修改]

參閱 (Tsham-ua̍t)[修改]

  • Cholescintigraphy
  • Isotopes of technetium
  • Transient equilibrium

Guap (oo)連結 (liân-kiat)[修改]

Wikimedia Commons等的相關檔案: Technetium-99m