primary radioisotope

简明释义

初级放射性同位素

英英释义

例句

1.The primary radioisotope used in smoke detectors is Americium-241.

烟雾探测器中使用的主要放射性同位素是镅-241。

2.The most commonly used primary radioisotope in medical imaging is Technetium-99m.

在医学成像中，最常用的主要放射性同位素是锝-99m。

3.The primary radioisotope in nuclear medicine for diagnosing diseases is Gallium-67.

在核医学中，用于诊断疾病的主要放射性同位素是镓-67。

4.In radiation therapy, Iodine-131 is often the primary radioisotope utilized for treating thyroid cancer.

在放射治疗中，碘-131通常是用于治疗甲状腺癌的主要放射性同位素。

5.For geological dating, Carbon-14 serves as the primary radioisotope for determining the age of organic materials.

在地质年代测定中，碳-14作为确定有机材料年龄的主要放射性同位素。

作文

In the field of nuclear science, the term primary radioisotope refers to the most significant isotopes that are utilized in various applications, including medicine, industry, and research. Understanding what a primary radioisotope is and its implications is crucial for both scientific advancements and public health. Radioisotopes are atoms that have an unstable nucleus and emit radiation as they decay into more stable forms. Among these, primary radioisotope typically denotes those isotopes that are frequently employed due to their specific properties and availability. For instance, one of the most well-known primary radioisotopes is Cobalt-60, which is widely used in radiation therapy for cancer treatment. Its ability to emit gamma rays makes it particularly effective in targeting malignant cells while minimizing damage to surrounding healthy tissue.Another important primary radioisotope is Technetium-99m, which plays a pivotal role in medical imaging. This isotope is used in over 80% of all diagnostic nuclear medicine procedures. Its short half-life allows for quick imaging with minimal radiation exposure to patients, making it an invaluable tool in modern medicine. The use of primary radioisotopes like Technetium-99m has revolutionized the way physicians diagnose and treat various conditions, providing real-time insights into a patient’s health.Beyond medicine, primary radioisotopes are also essential in industrial applications. For example, Strontium-90 is used in radiological gauging devices to measure the thickness of materials in manufacturing processes. This application highlights the versatility of primary radioisotopes, as they can be adapted for different purposes across various fields.However, the use of primary radioisotopes is not without challenges. Safety concerns regarding radiation exposure necessitate stringent regulations and protocols to ensure that these materials are handled properly. The potential for environmental contamination and the long-term effects of radiation must be carefully managed. Therefore, researchers and regulatory bodies work collaboratively to establish guidelines that protect both workers and the general public from unnecessary exposure.In conclusion, the concept of primary radioisotope is integral to numerous applications in our daily lives, particularly in healthcare and industry. Their unique properties allow them to serve critical functions, but they also require careful handling and regulation to mitigate risks associated with radiation. As technology advances, the role of primary radioisotopes will likely expand, leading to new discoveries and innovations that can further benefit society. It is imperative that we continue to understand and study these isotopes, ensuring that their use remains safe and effective for future generations.

在核科学领域，术语主要放射性同位素指的是在医学、工业和研究等各种应用中使用的最重要的同位素。理解什么是主要放射性同位素及其影响对于科学进步和公共健康至关重要。放射性同位素是具有不稳定核的原子，并在衰变为更稳定形式时释放辐射。在这些同位素中，主要放射性同位素通常指的是由于其特定属性和可用性而被频繁使用的同位素。例如，钴-60是最著名的主要放射性同位素之一，它广泛用于癌症治疗的放射疗法。它能够发出伽马射线，使其在靶向恶性细胞的同时最小化对周围健康组织的损害。另一个重要的主要放射性同位素是锝-99m，在医学成像中发挥着关键作用。该同位素用于超过80%的诊断性核医学程序。它的短半衰期允许快速成像，同时将患者的辐射暴露降到最低，使其成为现代医学中不可或缺的工具。像锝-99m这样的主要放射性同位素的使用彻底改变了医生诊断和治疗各种疾病的方式，为患者的健康提供了实时洞察。除了医学，主要放射性同位素在工业应用中也至关重要。例如，锶-90用于辐射测厚仪器，以测量制造过程中的材料厚度。这一应用突显了主要放射性同位素的多功能性，因为它们可以适应不同领域的不同用途。然而，主要放射性同位素的使用并非没有挑战。有关辐射暴露的安全问题需要严格的法规和协议，以确保这些材料得到妥善处理。环境污染的潜在风险和辐射的长期影响必须得到仔细管理。因此，研究人员和监管机构协作制定指导方针，以保护工作人员和公众免受不必要的暴露。总之，主要放射性同位素的概念在我们日常生活的许多应用中至关重要，特别是在医疗和工业领域。它们独特的特性使其能够发挥关键作用，但也需要小心处理和监管，以减轻与辐射相关的风险。随着技术的进步，主要放射性同位素的作用可能会扩大，导致新的发现和创新，进一步造福社会。因此，我们必须继续理解和研究这些同位素，确保它们的使用在未来几代人中保持安全有效。