เอกสารการประชุมวิชาการและเสนอผลงานวิจัย มหาวิทยาลัยทักษิณ ครั้งที่ 19 2552 - page 1364

„µ¦ž¦³»¤ª·µ„µ¦Â¨³Áœ°Ÿ¨Šµœª·‹´¥¤®µª·š¥µ¨´¥š´„¬·– ‡¦´ÊŠš¸É 19 ž¦³‹Îµže 2552
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5. °»ž„¦–r 宦´ Á˜¦¸¥¤Â¨³¦¦‹»˜´ª°¥nµŠ oµª Ánœ
5.1 Á‡¦ºÉ °Š„³Ášµ³ oµªÁž¨º°„ ¦»nœ P-1 °Š«¼œ¥rª·‹´¥ o µª‹´Š®ª´—¡´š¨»Š
5.2 £µœ³¡¨µ˜· „¦¦‹» œµ—ÁoœŸnµœ«¼œ¥r„¨µŠ 7 ÁŽœ˜·Á¤˜¦ ¼Š 7 ÁŽœ˜·Á¤˜¦
5.3 o °œ¡¨µ˜·„¨³™»Š¡¨µ˜·„¦¦‹» ˜´ª°¥n µŠ oµª
5.4 ˜³Â„¦Š¦n °œ˜´ª°¥nµŠ—·œ œµ— 2 × 2 ¤·¨¨·Á¤˜¦
5.5 Á‡¦ºÉ °Š´ÉŠµ¦
5.6 Á‡¦ºÉ °Š—µ¦¦»nœ EM-11 ¨³ Á‡¦ºÉ°Š°µ¦¦»n œ Beschickung – Loading Model 100-800
Ĝ„µ¦ª· Á‡¦µ³®r‡nµ„´¤¤´œ˜£µ¡‹ÎµÁ¡µ³ °ŠÃžÂ˜ÁŽ¸ ¥¤-40Ĝ˜´ª°¥n µŠ oµªš´ÊŠ®¤—ץčo ®´ªª´—Á‹°¦r¤µ
Áœ¸¥¤¦· »š›·Í¨³¦³„µ¦ª·Á‡¦µ³®rÂ„¤¤µÁž„ئÁ¤˜¦¸Äoª·›¸„µ¦˜¦ª‹ª´ —¡¨´ŠŠµœ¦´ Š¸Â„¤¤µ‹µ„œ·ªÅ‡¨—r
„´¤¤´œ˜¦´Š¸¦»nœ¨¼„š¸É°¥¼nĜ°œ» „¦¤Á—¸¥ª„´œÂ¨³Á„·—¤—»¨šµŠ„´¤¤´œ˜¦´ Š¸ ×¥š¸É‡nµ„´¤¤´œ˜£µ¡‹ÎµÁ¡µ³ °ŠÃžÂ˜
ÁŽ¸¥¤-40 µ¤µ¦™‡Îµœª–Å—o‹µ„¡ºÊ œš¸ÉĘo¡¸ ‡¡¨´ŠŠµœ °Š¦´Š¸Â„¤¤µ °Š˜´ªÁ°Šš¸É¡¨´ŠŠµœ 1460.75 keV nªœÁª¨µš¸É
čoĜ„µ¦˜¦ª‹ª´—ž¦·¤µ–¦´Š¸Â„¤¤µÄœš»„˜´ª°¥n µŠš¦µ¥¤¸‡nµÁšnµ„´œ‡º° 10,000 ª·œµš¸ œÎ µ‡nµ„´¤¤´œ˜£µ¡‹ÎµÁ¡µ³ °Š
ޘÁŽ¸¥¤-40 š¸É‡Îµœª–Å—o¤µ®µ‡nµ¡· ´¥Â¨³‡n µÁŒ¨¸É¥ ץ¥„°°„Áž}œ o °¤¼¨ °ŠÂ˜n¨³«¼œ¥r ª·‹´¥ œÎµ o°¤¼¨š´ÊŠ®¤—
¤µÁž¦¸¥Áš¸ ¥„´œÄœ¦¼ž °Š˜µ¦µŠ œ°„‹µ„œ¸Ê ¥´ŠœÎµ o°¤¼¨š¸Éŗo œ¸ÊŞÁž¦¸¥Áš¸ ¥„´ o°¤¼¨š¸É¤¸°¥¼n °ŠÎµœ´„ž¦¤µ–¼
Á¡ºÉ°´œ˜·Â¨³ o°¤¼¨ °Š‡nµ„´¤¤´œ˜£µ¡‹ÎµÁ¡µ³ °Š 40K Ĝ°µ®µ¦µŠœ·—š´ÉªÃ¨„
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Ÿ¨„µ¦˜¦ª‹ª´ —¨³ª·Á‡¦µ³®rž¦· ¤µ–‡nµ„´¤¤´œ˜£µ¡‹Î µÁ¡µ³ °Šœ·ªÅ‡¨—r„´¤¤´œ˜¦´ Š¸ÃžÂ˜ÁŽ¸¥¤-40 š¸É
˜¦ª‹ª´—Å—o Ĝ˜´ª°¥nµŠ o µªš¸ÉÁ„ȝ‹µ„«¼œ¥r ª·‹´¥ oµª‹´Š®ª´—œ‡¦«¦¸›¦¦¤¦µ «¼ œ¥rª· ‹´¥ oµª‹´ Š®ª´—„¦³¸É «¼œ¥r ª·‹´¥ o µª
‹´Š®ª´ —¡´š¨»Š ¨³«¼œ¥rª·‹´¥ o µª‹´Š®ª´—ž{˜˜µœ¸ ŗo—ŠÅªoĜ¦¼ž °Š‡nµ¡· ´¥Â¨³‡nµÁŒ¨¸É¥ —´ŠÂ—ŠÅªoĜ˜µ¦µŠš¸É 1
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˜µ¦µŠš¸É 1 ‡nµ¡· ´¥Â¨³‡nµÁŒ¨¸É¥ °Š‡n µ„´¤¤´œ˜£µ¡‹ÎµÁ¡µ³ °Šœ·ªÅ‡¨—r„´¤¤´œ˜¦´ Š¸›¦¦¤µ˜·ÃžÂ˜ÁŽ¸¥¤-40 š¸É
˜¦ª‹ª´—Å—oĜ˜´ ª°¥nµŠ oµªš¸É Á„ȝ‹µ„«¼œ¥rª· ‹´¥ oµª‹´Š®ª´—œ‡¦«¦¸ ›¦¦¤¦µ «¼ œ¥rª·‹´¥ oµª‹´Š®ª´—„¦³¸É
«¼œ¥rª·‹´¥ oµª‹´Š®ª´—¡´š¨»Š ¨³«¼œ¥rª·‹´¥ oµª‹´Š®ª´—ž{˜˜µœ¸
™µœš¸ÉÁ„ȝ˜´ª°¥nµŠ oµª ‹Îµœªœ˜´ª°¥nµŠ ‡nµ„´¤¤´œ˜£µ¡‹ÎµÁ¡µ³ °ŠÃžÂ˜ÁŽ¸¥¤-40
‡nµ¡· ´¥ (Bq/kg) ‡nµÁŒ¨¸É¥ (Bq/kg)
1. «¼œ¥rª·‹´¥ oµª‹´Š®ª´—œ‡¦«¦¸›¦¦¤¦µ 3 123.16 - 162.33 146.01 ± 9.65
2. «¼œ¥rª·‹´¥ oµª‹´Š®ª´—„¦³¸É 5 140.11 - 197.33 160.72 ± 11.21
3. «¼œ¥rª·‹´¥ oµª‹´Š®ª´—¡´š¨»Š 12 94.64 - 199.54 162.93 ± 11.89
4. «¼œ¥rª·‹´¥ oµª‹´Š®ª´—ž{˜˜µœ¸ 18 85.97 - 297.37 161.83 ± 11.62
¦ª¤ 38 85.97 - 297.37 157.87 ± 11.09