KR930018271A - 동위원소 분석을 위한 방법 및 장치 - Google Patents

동위원소 분석을 위한 방법 및 장치 Download PDF

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KR930018271A
KR930018271A KR1019930001414A KR930001414A KR930018271A KR 930018271 A KR930018271 A KR 930018271A KR 1019930001414 A KR1019930001414 A KR 1019930001414A KR 930001414 A KR930001414 A KR 930001414A KR 930018271 A KR930018271 A KR 930018271A
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이이. 머어니크 다니엘
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데이비드 프라머
러트거어스, 더 스테이트 유니버어시티
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    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract

본 발명은 피분석물내의 CO2와 같은 다원자 등위원소 보유종의 동위원소 조성을, 동위원소 보유종이 여기 상태로 존재하도록 하는 조건으로 상기 피분석물을 유지하고, 상이한 동위원소를 가지는 동위원소 보유종의 전이 에너지에 대응하는 파장의 광을 향하게 하므로써 측정하는 방법에 관한 것이다.
피분석물과 상이한 파장의 광 사이의 상호작용은 상이한 파장의 광에 의해 야기되는 옵토갈바니 효과를 모니터하는 것과 같이 모니터된다. 광은 동위원소 보유종을 포함하는 레이저(10)에 의해 제공될 수 있다.13C또는18O와 같은 안정한 동위원소가 화학적 또는 생물학적 테스트에서 추적자로 사용될 수 있고, 조성 결정 방법을 사용하여 확인될 수 있다.

Description

동위원소 분석을 위한 방법 및 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 하나의 구체화에 따른 장치의 블록형 다이아그램이다. 제2도는 제1도의 장치에 포함되어 있는 레이저의 구조 단면도이다.

Claims (23)

  1. 복수의 동위원소가 혼합된 동위원소 부유종(isotope-bearing species)을 포함하는 피분석물(analyte)의 동위원소 조성을 결정하는 방법에 있어서, 상기 동위원소 보유종이 여기 상태로 존재하고, 그에 따라 상이한 동위원소가 혼입된 여기 동위원소 보유종이 상이한 전이 에너지를 가지도록 하는 조건으로 상기 피분석물을 제공하고, 상기 상이한 전이 에너지에 대응하는 복수의 파장에서 상기 피분석물에 복사를 가하여, 상기 파장의 각각에서 가해진 복사가 상기 동위원소들의 상이한 것들을 혼입한 상기 피분석물에서의 여기 동위원소 보유종과 선택적으로 상호작용하게하며, 및 가해진 복사에 대한 상기 피분석의 응답(response)을 모니터하여 상기 파장의 각각에 대한 상기 응답의 크기를 결정하는 단계를 포함함을 특징으로 하는 방법.
  2. 제1항에 있어서, 상기 동위원소 보유종이 다원자 성분인 것을 특징으로 하는 방법.
  3. 제2항에 있어서, 상기 다원자 성분이 5개 이하의 원자를 포함하는 분자인 것을 특징으로 하는 방법.
  4. 제1항에 있어서, 상기 피분석을 제공하는 상기 단계가 기체 형태의 상기 피분석물을 제공하는 단계를 포함하는 것을 특징으로 하는 방법.
  5. 제4항에 있어서, 상기 피분석물을 제공하는 상기 단계가 전기 방전관에서 상기 기체 피분석물을 유지하는 단계를 추가로 포함하는 것을 특징으로 하는 방법.
  6. 제1항에 있어서, 상기 피분석물의 응답을 모니터하는 상기 단계가 상기 전기 방전관의 전기 임피던스를 모니터하는 단계를 포함하는 것을 특징으로 하는 방법.
  7. 제6항에 있어서, 복사를 가하는 상기 단계가 상기 복사의 크기를 주기적으로 변화시키는 단계를 포함하고, 상기 전기 임피던스를 모니터하는 단계가 상기 변하는 크기와 동시에 변화하는 상기 임피던스 성분을 모니터하는 단계를 포함하는 것을 특징으로 하는 방법.
  8. 제1항에 있어서 복사를 가하는 상기 단계가 동위원소 보유종을 혼입한 적어도 하나의 레이징 매질(lasing medium)을 가지는 적어도 하나의 레이저를 작용시키는 단계를 포함하는 것을 특징으로 하는 방법.
  9. 제8항에 있어서, 상기 적어도 하나의 레이저가 복수의 상기 상이한 동위원소와 함께 상기 동위원소 보유종을 혼입한 레이징 매질을 가지는 단일 레이저를 포함하며, 상기 적어도 하나의 레이저를 작동시키는 단계가 상기 전이 에너지에 대응하는 상기 복수의 파장에서 상기 단일 레이저가 레이저를 발산하도록 작동시키는 단계를 포함하는 것을 특징으로 하는 방법.
  10. 제9항에 있어서, 상기 단일 레이저를 작동시키는 단계가 상기 단일 레이저를 상기 복수의 파장으로 연속적으로 조정하는 단계를 포함하는 것을 특징으로 하는 방법.
  11. 제8항에 있어서, 상기 피분석물을 제공하는 상기 단계가 기체 형태로 상기 피분석물을 제공하는 단계를 포함하는 것을 특징으로 하는 방법.
  12. 제1 내지 제11항 중 어느 한 항에 있어서, 상기 피분석물에서 상기 복수의 동위원소가 탄소, 산소 및 질소로 구성되는 군으로부터 선택된 하나 이상의 원소들이 복수의 동위원소인 것을 특징으로 하는 방법.
  13. 제12항에 있어서, 상기 동위원소 보유종이 탄소, 수소, 질소의 산화물, N2, H2O및 이들의 조합으로 구성되는 군으로부터 선택되는 것을 특징으로 하는 방법.
  14. 제13항에 있어서, 상기 동위원소 보유종이 이산화탄소인 것을 특징으로 하는 방법.
  15. 제1 내지 제11항 중 어느 한 항에 있어서, 상기 복수의 동위원소가 안정한 동위원소인 것을 특징으로 하는 방법.
  16. 제15항에 있어서, 상기 피분석물을 시험 대상으로부터 유도하여 상기 피분석물에 있는 상기 안정한 동위원소의 양이 상기 시험 대상의 특성에 따라 변하게 하고, 그에 따라 상기 상이한 파장에 대한 상기 응답의 크기가 상기 시험 대상의 상기 특성을 나타내도록 하는 단계를 특징으로 하는 방법.
  17. 제16항에 있어서, 상기 시험대상이 살아있는 유기체이며, 상기 피분석을 유도하는 상기 단계가 상기 유기체를 상기 안정한 동위원소중 하나를 함유하는 적어도 하나의 시약에 노출시키는 단계를 포함하는 것을 특징으로 하는 방법.
  18. 복수의 동위원소가 혼입된 동위원소 보유종을 포함하는 피분석물의 동위원소 조성을 결정하는 장치에 있어서, 상기 동위원소 보유종이 여기 상태로 존재하고, 그에 따라 상이한 동위원소가 혼입된 여기 동위원소 보유종이 상이한 전이 에너지를 가지도록 비평형 조건에서 상기 피분석물을 제공하는 수단, 상기 상이한 전이 에너지에 대응하는 복수의 파장에서 상기 피분석물에 복사를 가하여, 상기 파장의각각에 가해진 복사가 상기 동위원소의 상이한 것들이 혼입된 상기 피분석물에서의 여기 동위원소 보유종과 선택적으로 상호작용시키는 수단, 및 가해진 복사에 상기 피분석물의 응답을 모니터하여 상기 파장의 각각에 대한 상기 응답의 크기를 결정하는 수단을 포함하는 것을 특징으로 하는 장치.
  19. 제18항에 있어서, 상기 복사를 가하는 수단이 적어도 하나의 레이징 매질을 혼입한 적어도 하나의 레이저를 포함하며, 상기 적어도 하나의 레이징 매질은 상기 동위원소 보유종을 포함하는 것을 특징으로 하는 장치.
  20. 제19항에 있어서, 상기 적어도 하나의 레이저가 복수의 상기 동위원소와 함께 상기 동위원소 보유종을 포함한 레이징 매질을 가지는 단일 레이저를 포함하는 것을 특징으로 하는 장치.
  21. 제19항에 있어서, 상기 레이징 매질이 기체 상태인 것을 특징으로 하는 장치.
  22. 제18항에 있어서, 상기 피분석물을 제공하기 위한 상기 수단이 전기 방전관에서 상기 피분석물을 기체 상태로 유지하는 수단인 것을 특징으로 하는 장치.
  23. 제18 내지 제22항 중 어느 한 항에 있어서, 상기 피분석물의 응답을 모니터하는 수단이 상기 방전의 전기 임피던스를 모니터하는 수단인 것을 특징으로 하는 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930001414A 1992-02-03 1993-02-03 동위원소 분석을 위한 방법 및 장치 KR970007066B1 (ko)

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US07/829,416 US5394236A (en) 1992-02-03 1992-02-03 Methods and apparatus for isotopic analysis
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CN (1) CN1043685C (ko)
AT (1) ATE224538T1 (ko)
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AU659905B2 (en) 1995-06-01
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US5864398A (en) 1999-01-26
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CA2088100C (en) 1997-11-25
CA2088100A1 (en) 1993-08-04
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US5783445A (en) 1998-07-21
TW254850B (ko) 1995-08-21
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