artificial isotope

简明释义

1. 人造魂位素; 2. 人工合成魂位素;

英英释义

例句

1.The production of artificial isotope 人工同位素 requires a particle accelerator.

生产人工同位素 人工同位素需要粒子加速器。

2.In nuclear medicine, artificial isotope 人工同位素 are often injected into patients for therapy.

在核医学中，人工同位素 人工同位素常常被注射到患者体内进行治疗。

3.An artificial isotope 人工同位素 can be used for tracing chemical pathways in biological systems.

一种人工同位素 人工同位素可以用于追踪生物系统中的化学路径。

4.The use of artificial isotope 人工同位素 in medical imaging has revolutionized diagnostics.

在医学成像中使用人工同位素 人工同位素已经彻底改变了诊断方法。

5.Researchers created an artificial isotope 人工同位素 to study the effects of radiation on cells.

研究人员创建了一种人工同位素 人工同位素以研究辐射对细胞的影响。

作文

In the realm of nuclear science and medicine, the term artificial isotope refers to isotopes that are not found in nature but are instead created in laboratories or nuclear reactors. These isotopes are generated through various nuclear reactions, such as neutron capture or particle bombardment, which alter the atomic structure of elements to produce new isotopes with unique properties. The significance of artificial isotopes lies in their wide-ranging applications, particularly in the fields of medical diagnostics and treatment, as well as in scientific research. One of the most well-known examples of an artificial isotope is Carbon-14, which is produced when nitrogen in the atmosphere is bombarded with cosmic rays. Carbon-14 is widely used in radiocarbon dating, a technique that allows scientists to determine the age of ancient organic materials by measuring the amount of this isotope present in a sample. This application has revolutionized archaeology and paleontology, providing insights into human history and prehistoric life.Another significant application of artificial isotopes is in the field of medicine, particularly in cancer treatment. Isotopes such as Cobalt-60 and Iodine-131 are used in radiation therapy to target and destroy cancer cells. Cobalt-60 emits gamma rays that can penetrate tissues, making it effective for treating deep-seated tumors. On the other hand, Iodine-131 is specifically utilized for treating thyroid cancer, as it is selectively absorbed by thyroid tissue. The ability to harness the properties of artificial isotopes for therapeutic purposes has greatly improved patient outcomes and has become a cornerstone of modern oncology.Moreover, artificial isotopes play a crucial role in scientific research. They are used as tracers in biochemical studies to track the movement of substances within biological systems. For instance, researchers can label molecules with artificial isotopes to observe metabolic pathways or to study the dynamics of cellular processes. This capability enhances our understanding of complex biological mechanisms and aids in the development of new drugs and therapies.Despite their benefits, the production and use of artificial isotopes also raise ethical and safety concerns. The handling of radioactive materials requires stringent safety protocols to prevent exposure to harmful radiation. Additionally, the disposal of radioactive waste generated from the production of these isotopes poses environmental challenges that must be addressed. As scientists continue to explore new methods of isotope production and application, it is essential to balance innovation with safety and sustainability.In conclusion, artificial isotopes represent a remarkable achievement in nuclear science, with profound implications for medicine, research, and our understanding of the natural world. Their ability to provide valuable insights and solutions underscores the importance of continued investment in this field. As we advance our knowledge and technology, the potential of artificial isotopes will undoubtedly expand, paving the way for new discoveries and advancements that can benefit society as a whole.

在核科学和医学领域，术语人工同位素指的是那些自然界中不存在的同位素，而是通过实验室或核反应堆创造出来的。这些同位素是通过各种核反应产生的，例如中子俘获或粒子轰击，这些反应改变了元素的原子结构，生成具有独特性质的新同位素。人工同位素的重要性在于它们广泛的应用，特别是在医学诊断和治疗以及科学研究领域。一个众所周知的人工同位素例子是碳-14，它是在大气中的氮被宇宙射线轰击时产生的。碳-14被广泛用于放射性碳定年技术，这种技术使科学家能够通过测量样本中这种同位素的含量来确定古代有机材料的年龄。这一应用彻底改变了考古学和古生物学，为人类历史和史前生活提供了深刻的见解。人工同位素在医学领域，尤其是在癌症治疗中，具有重要的应用。例如，钴-60和碘-131同位素被用于放射疗法，以针对并摧毁癌细胞。钴-60发出伽马射线，可以穿透组织，因此对治疗深部肿瘤非常有效。另一方面，碘-131则专门用于治疗甲状腺癌，因为它被甲状腺组织选择性吸收。利用人工同位素的特性进行治疗已极大改善了患者的预后，并成为现代肿瘤学的基石。此外，人工同位素在科学研究中也发挥着关键作用。它们作为示踪剂用于生化研究，以追踪物质在生物系统中的运动。例如，研究人员可以用人工同位素标记分子，以观察代谢途径或研究细胞过程的动态。这种能力增强了我们对复杂生物机制的理解，并有助于新药和疗法的开发。尽管有其益处，生产和使用人工同位素也引发了伦理和安全问题。处理放射性材料需要严格的安全协议，以防止暴露于有害辐射。此外，从这些同位素的生产中产生的放射性废物的处理也带来了必须解决的环境挑战。随着科学家继续探索同位素生产和应用的新方法，平衡创新与安全和可持续性至关重要。总之，人工同位素代表了核科学的显著成就，对医学、研究以及我们对自然世界的理解具有深远的影响。它们提供有价值的见解和解决方案的能力突显了在这一领域继续投资的重要性。随着我们知识和技术的进步，人工同位素的潜力无疑会扩大，为新的发现和进步铺平道路，从而使整个社会受益。