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What is fiber radiation tolerance? 


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Fiber radiation tolerance refers to the ability of optical fibers to withstand and function properly in radiation-rich environments. Understanding the basic mechanisms of radiation effects can help optimize the tolerance of silica-based optical fibers to challenging environments . The selection, manufacturing, and installation of radiation-tolerant specialty fibers have been described, with radiation tests providing insights into the effects of radiation on fiber performance . A radiation-proof fiber has been developed by wrapping a radiation-proof coating around the external layer of the fiber core, which prevents optical signal attenuation caused by radiation substance interaction . An optical amplifier has been designed to minimize radiation levels experienced by the optical fiber, using a sealed enclosure filled with small particles embedded with gas . A systematic study of optical preforms/fibers has been conducted to investigate radiation resistance properties, leading to the fabrication of a fiber with better radiation resistance characteristics in the UV-Visible wavelength range .

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The paper does not provide a direct answer to the query.
The paper does not explicitly mention the term "fiber radiation tolerance." The paper discusses minimizing radiation levels experienced by an optical fiber using a sealed enclosure filled with small particles embedded with a gas.
Patent
01 Feb 2012
1 Citations
The paper does not provide information about the specific radiation tolerance of the fiber. The paper discusses a radiation-proof coating that is applied to the fiber to avoid optical signal attenuation caused by radiation substance interaction with the fiber core.
The paper does not provide a specific definition or explanation of fiber radiation tolerance.
The paper does not explicitly mention the term "fiber radiation tolerance." The paper discusses the optimization of silica-based optical fibers to enhance their tolerance to radiation-rich environments.

Related Questions

What is distress tolerance?5 answersDistress tolerance refers to one's ability to withstand negative and/or uncomfortable emotional states. It is a concept that has been studied for over two decades, but there is still no consensus on how to best define and measure it. Distress tolerance is often associated with the willingness to face internal discomforts and has been found to overlap with Neuroticism, a personality trait characterized by low emotional stability. Some researchers argue that distress tolerance includes the tolerance of negative emotions, frustration, and physical discomfort, while others propose that it should also include intolerance of uncertainty and anxiety sensitivity. Low distress tolerance has been linked to increased disordered eating behaviors, such as bingeing, and it is hypothesized that high distress tolerance may predict restrictive behaviors and lower disinhibition. Distress tolerance has also been studied in the context of recently incarcerated adults experiencing homelessness, where lower distress tolerance is associated with greater depression, aggression, hostility, anxiety, and stress.
What are the mechanisms of plant stress tolerance?5 answersPlants have various mechanisms to tolerate stress. These mechanisms include stabilization of cell walls and membranes, regulation of ion ratios, regulation of hormone levels, maintenance of photosynthesis, improvement of root activities, and induction of gene expressions and protein transcriptions for stress resistance. In addition, plants possess tolerance mechanisms such as ion transporters, osmoprotectants, proteins, and transcriptional control factors to mitigate abiotic stress-associated changes. Bacteria also play a role in mitigating the effects of water stress in plants by promoting growth and integrating phytohormones modulation, stress-induced enzymatic apparatus, and metabolites. Furthermore, the cytoprotective protein AtBAG4 has been found to confer stress tolerance in plants, leading to improved yields under drought conditions. Overall, plants employ a combination of physiological, biochemical, and molecular mechanisms, as well as interactions with bacteria, to tolerate and mitigate the effects of various stresses.
What is radiation tolerance?5 answersRadiation tolerance refers to the ability of a material or organism to withstand the damaging effects of radiation. It is a measure of the resistance to radiation-induced damage and the ability to maintain functionality under radiation exposure. Different materials and organisms have varying levels of radiation tolerance. For example, nanocrystalline yttria stabilized zirconia exhibits lesser radiation damage compared to its bulklike counterpart when exposed to high energy and low energy particles. In clinical radiobiology, there is no clear-cut tolerance dose below which the complication rate is exactly zero, but the probability of a given effect may become very low as the dose tends to zero. Tardigrades, also known as water bears, are among the most radiation-tolerant animals on Earth, surviving high doses of ionizing radiation. In space physics, magnetometers need to be radiation-tolerant to withstand the harsh radiation environment present in space. Nanostructured materials, such as nanometric Cr/Ta multilayer coatings, have been found to have extremely high radiation tolerance.
What is disease tolerance? Is it unter polygenic control?2 answersDisease tolerance is an evolutionary strategy of hosts against pathogens, characterized by reduced or absent pathogenesis despite high pathogen load. It is distinct from host resistance to disease and can be quantified and disentangled from resistance. Disease tolerance mechanisms limit disease severity by preventing tissue damage or ameliorating tissue function without interfering with pathogen load. It is under polygenic control, as variations in the human genome, such as alleles of the Human Leukocyte Antigen (HLA) genes and the CC chemokine receptor 5 (CCR5), are associated with differences in disease tolerance. The ligand-operated transcription factor aryl hydrocarbon receptor (AhR) and the hepatic enzyme tryptophan 2,3-dioxygenase, which provides an activating ligand to AhR, play a role in disease tolerance pathways. Disease tolerance mechanisms have been largely overlooked in animal and human studies, but understanding them can provide new approaches for treating infections and other diseases. Tissue damage control is a key aspect of disease tolerance, and targeting these mechanisms may have implications for disease treatment.
What is the current state of the literature on tolerance allocation?3 answersThe current state of the literature on tolerance allocation is focused on optimizing the allocation of tolerances in order to improve product quality and reduce production costs. Researchers have proposed various methods and approaches for tolerance allocation, including computer-aided design methods, optimization techniques, and statistical analysis. These methods aim to determine the optimal combination of tolerance values, machines, and sorting orders to achieve cost-effective tolerance allocation. Additionally, there is a growing interest in incorporating assembly aspects into tolerance allocation to further enhance its potential. The literature also highlights the importance of considering variability in part tolerances and the use of sampling-based tolerance analysis techniques. Overall, the literature provides a comprehensive overview of the key aspects and challenges in tolerance allocation, and identifies future research needs in this field.
How can machine learning be used to improve tolerance allocation?5 answersMachine learning can be used to improve tolerance allocation by automating the process and reducing uncertainty in geometric tolerance specification. By using machine learning methods, designers can generate tolerance specifications based on the information that affects geometric tolerances selection. This approach changes the realization of tolerance specifications from rule-driven to data-driven, improving the accuracy of the results. Additionally, machine learning can be applied to improve traffic tolerance in Software Defined Networks (SDNs) by detecting and classifying attacks such as DoS. By incorporating machine learning into the SDN controller, the system can distinguish DoS attacks and enhance traffic resilience. Overall, machine learning enables automated and optimized tolerance allocation in various domains, improving efficiency and accuracy in the process.

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