183-186, AEU - International Journal of Electronics and Communications, Volume 95, 2018, pp. 0000034912 00000 n �D ӌl1�c! 0000028160 00000 n 0000015063 00000 n The shift in the threshold voltage has been pondered as the sensing parameter to detect the presence of biomolecules when they are bound in gate underlap channel region of the devices. 0000026425 00000 n �D Ѱ�l.��X�d4C�q��\7�Ͱ1y��1 �� endstream endobj 2312 0 obj 43 endobj 2313 0 obj << /Length 2312 0 R /Filter /LZWDecode >> stream 0000014775 00000 n These and other radiation effects could cause permanent or temporary disruption of a fiber optics transmission system. �D ӌl1�c! �D ӌl1�c! : Brookhaven National Lab. 0000028497 00000 n 0000036108 00000 n This paper is number two in a series of papers being issues as a result of this task to define and quality space grade fiber optic cable assemblies. 0000026447 00000 n 1987. �D ӌl1�c! 0000030905 00000 n OSTI.GOV Technical Report: Optical fibers in radiation environments. 0000015522 00000 n 0000017179 00000 n 0000004762 00000 n 0000014211 00000 n This full analytical approach shows great accuracy in this test case as well. 0000014502 00000 n (BNL), Upton, NY (United States) 0000016592 00000 n �D ӌl1�c! 0000009887 00000 n 0000021683 00000 n 0000005096 00000 n � �x�r9��/4�G!� endstream endobj 2335 0 obj 43 endobj 2336 0 obj << /Length 2335 0 R /Filter /LZWDecode >> stream ... Standard optical patch - cables were evaluated along with active ytterbium -doped double-clad fibers in the same ... pumped ytterbium -doped fiber amplifier performance was evaluated. 0000028817 00000 n 0000005407 00000 n 0000018701 00000 n OSTI.GOV Technical Report: RADIATION EFFECTS ON A FIBER OPTIC REPEATER. When radiation projects to optical fibers, three effects will produce: (1) Increase of optical fibers absorption loss. The effects of sterilization on optical fiber attenuation are displayed in Figure 2. � �x�e ��f���m�DCx6 endstream endobj 2341 0 obj 45 endobj 2342 0 obj << /Length 2341 0 R /Filter /LZWDecode >> stream 0000034935 00000 n 0000006932 00000 n 0000007078 00000 n The analysis of the thermal circuit model of SELBOX structure is also performed. 0000035794 00000 n Fluorine-doped optical fiber is commonly used to overcome RIA, and can efficiently improve it. In wire cable this does not greatly effect performance although it can create a reliability hazard, whereas in optical fiber constructions it has large effects on signal transmission integrity as well as reliability. 0000024643 00000 n We use cookies to help provide and enhance our service and tailor content and ads. The developed ANN model shows mean square error (MSE) of 1.7 × 10− 5, absolute average relative deviation, percent (AARD%) of 2.41 and regression coefficient (R2) of 0.99966 in modeling of overall experimental datasets of convective HTC. 0000006527 00000 n [6] To begin to quantify the effects of solar radiation specifically on fiber‐optic cables, energy balance calculations for the cables subjected to various conditions (water velocities, depths, vertical attenuation, and solar intensities) were completed on two fiber‐optic cables of different diameter commonly used in DTS applications. 0000012571 00000 n The light source must be high-powered. The accuracy of the proposed model is confirmed in comparison with some electromagnetic full-wave simulations. Some of their 0000011693 00000 n 2D-Atlas simulation revealed the electrostatics and analog performance of both the devices. �D ӌl1�c! _ Keywords: fiber optic, cable, radiation effects, thermal effects, shrinkage, jacketing, space flight, cable assemblies, multimode, preconditioning 1. 0000026783 00000 n Powder Technology, Volume 267, 2014, pp. 0000013036 00000 n 0000015666 00000 n In each case, closed form formula for lumped element model is presented based on the configuration of the discontinuity and the characterizations of HTS microstrip TLs. 0000004217 00000 n 0000029271 00000 n Gate underlap region considered at source end and drain end once at a time in the channel of JL DG MOSFET. �D ӌl1�c! Ethernet cables are typically connected to the computers by RJ 45 connectors which act as an interface between the wire and computer. 0000036130 00000 n Abstract : A comprehensive review is presented on the effects of ionizing radiation on the performance of fiber optic cables, and on the materials used for fabrication of optical fibers. �D ӌl1�c! 0000010009 00000 n 0000027455 00000 n When the internet is delivered via cables, there is no radiation emission at all. 0000028475 00000 n �D ӌl1�c! 0000017882 00000 n radiation effects at -125°C using the dose rate requirements of International Space Station. 0000013182 00000 n 0000014648 00000 n �D ӌl1�c! 240-251, Applied Radiation and Isotopes, Volume 161, 2020, Article 109161, Microelectronics Journal, Volume 49, 2016, pp. • Radiation-tolerant optical fiber (manufacturer information is proprietary to Boeing) is utilized for the device’s input/output pigtails. At the same time, mechanical strength of fibers with acrylate, polyimide and … 0000011141 00000 n �D ӌl1�c! Optic Fiber Communications Link Design �D ӌl1�c! 0000016615 00000 n Additionally temperature dependence of HTS TLs is considered in the relations. 0000031957 00000 n 2. 3. 0000015209 00000 n 0000025775 00000 n 0000031598 00000 n �D ӌl1�c! 0000031241 00000 n � �x�j0 F��/4�F0�!� endstream endobj 2339 0 obj 44 endobj 2340 0 obj << /Length 2339 0 R /Filter /LZWDecode >> stream �D �P1��a��l9��P� �"�! 0000008769 00000 n The parameters of the ANN model are adjusted by the back propagation learning algorithm using wide ranges of experimental datasets. The Fiber Optic network infrastructure needs to be designed such that the performance of the links will not degrade appreciably during the 25 year life-time of the collider. Ionizing radiation hardness of OFS Use of silica as a material for fiber optic sensors and measuring communication lines is an effective solution both in terms of mechanical properties and radiation hardness of silica � �x�`5a�3l^i6�Cx6 endstream endobj 2351 0 obj 47 endobj 2352 0 obj << /Length 2351 0 R /Filter /LZWDecode >> stream 0000015355 00000 n 0000027803 00000 n � �x�q ��3l^i6���!� endstream endobj 2369 0 obj 44 endobj 2370 0 obj << /Length 2369 0 R /Filter /LZWDecode >> stream �D ӌl1�c! H��QM(DQ=W3ϛ7����,f��1���rm��1�~Ɠ�f��^F�������FX���(KE)6����< �����ӹ�w���0���4�@�oI0��®��r"�A^�qY����= ��p�ť���x�����::�^Q/s��e�����k�3�"蘘��c�3�Tlfz^P2y�LeiY�yeu}M66 'clcbrs��ᩢ�>�E�ਝ�]�ƶ��q��Cu0�X��z��?�l�m=ӱed�F��Ъh��|�+V� 0000027433 00000 n 0000022909 00000 n The luminescence is a maximum during the radiation pulse and negligible thereafter. Radiation mapping through distributed measurement technology literally replaces potentially tens or hundreds of point detectors by a … 0000017555 00000 n 0000012742 00000 n RADIATION EFFECTS ON A FIBER OPTIC REPEATER. 0000028840 00000 n A fiber optic cable component, for example, an optical ribbon (20,22,24,26), individual optical fiber, fiber bundle, or a non-optical fiber component, having a radiation markable section, the radiation markable section including a radiation reactive ingredient compounded with a base matrix material, and methods for creating markings in the radiation markable section. 0000014189 00000 n 0000015085 00000 n � �x�d0��3l^i6��Cx6 endstream endobj 2319 0 obj 42 endobj 2320 0 obj << /Type /FontDescriptor /FontName /LetterGothicMT /Flags 34 /FontBBox [ -250 -237 1200 1000 ] /MissingWidth 1000 /StemV 108 /StemH 108 /ItalicAngle 0 /CapHeight 1000 /XHeight 700 /Ascent 1000 /Descent 237 /Leading 237 /MaxWidth 1000 /AvgWidth 593 >> endobj 2321 0 obj << /Type /Font 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research already conducted in this field, identifies the radiation environments that will be experienced in the SSC tunnel and discusses the testing that is currently being done by the SSC to qualify the fiber … 0000011861 00000 n � �x�r6Ͱ1y��4 �� endstream endobj 2325 0 obj 45 endobj 2326 0 obj << /Type /Font /Subtype /TrueType /Name /F4 /BaseFont /Arial-Bold /FirstChar 31 /LastChar 255 /Widths [ 750 278 333 474 556 556 889 722 238 333 333 389 584 278 333 278 278 556 556 556 556 556 556 556 556 556 556 333 333 584 584 584 611 975 722 722 722 722 667 611 778 722 278 556 722 611 833 722 778 667 778 722 667 611 722 667 944 667 667 611 333 278 333 584 556 333 556 611 556 611 556 333 611 611 278 278 556 278 889 611 611 611 611 389 556 333 611 556 778 556 556 500 389 280 389 584 750 750 750 278 556 500 1000 556 556 333 1000 667 333 1000 750 750 750 750 278 278 500 500 350 556 1000 333 1000 556 333 944 750 750 667 278 333 556 556 556 556 280 556 333 737 370 556 584 333 737 552 400 549 333 333 333 576 556 278 333 333 365 556 834 834 834 611 722 722 722 722 722 722 1000 722 667 667 667 667 278 278 278 278 722 722 778 778 778 778 778 584 778 722 722 722 722 667 667 611 556 556 556 556 556 556 889 556 556 556 556 556 278 278 278 278 611 611 611 611 611 611 611 549 611 611 611 611 611 556 611 556 ] /Encoding /WinAnsiEncoding /FontDescriptor 2327 0 R >> endobj 2327 0 obj << /Type /FontDescriptor /FontName /Arial-Bold /Flags 16416 /FontBBox [ -250 -243 1200 932 ] /MissingWidth 757 /StemV 150 /StemH 150 /ItalicAngle 0 /CapHeight 932 /XHeight 652 /Ascent 932 /Descent 243 /Leading 203 /MaxWidth 1000 /AvgWidth 473 >> endobj 2328 0 obj << /Length 2325 0 R /Filter /LZWDecode >> stream � �x�f8 �/4�FCq� �� endstream endobj 2373 0 obj 43 endobj 2374 0 obj << /Length 2373 0 R /Filter /LZWDecode >> stream 0000025753 00000 n 0000029813 00000 n the Booster. 0000008480 00000 n �D ӌl1�c! 0000013624 00000 n 0000029790 00000 n 0000030568 00000 n Goddard Space Flight Center is conducting a search for space flight worthy fiber optic cable assemblies that will benefit all projects at all of the NASA centers. 0000013160 00000 n � ���!�>c6���h�f "�� endstream endobj 2385 0 obj 846 endobj 2386 0 obj << /Length 2385 0 R /Filter /LZWDecode >> stream Final report � �x�j9 ��/4�FP�!� endstream endobj 2363 0 obj 45 endobj 2364 0 obj << /Length 2363 0 R /Filter /LZWDecode >> stream �D ӌl1�c! 0000012889 00000 n It includes sections on nuclear explosion in general, high altitude nuclear explosions, properties of optical waveguides, radiation effects on optical systems, and future fiber optic systems. Title: Fiber Optic Cable Assemblies for Space Flight: Thermal and Radiation Effects Created Date: 20011029160531Z Keywords: GSFC, 1998, presentation, Fiber Optic Cable, Space FLight, Radiation, Thermal, Effects ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. M. Ott, "Fiber Optic Cable Assemblies for Space Flight II: Thermal and Radiation Effects", Conference on Photonics for Space Environments VI, SPIE 3440 (1998). Copyright © 1994 Published by Elsevier B.V. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, https://doi.org/10.1016/0168-9002(94)91511-3. 0000013014 00000 n RDF has been minimized by using charge plasma based JLT. The cables carry the message through them in an analog format which gets converted to digital at the modem of the computer. 2305 0 obj << /Linearized 1 /O 2307 /H [ 3435 509 ] /L 1084405 /E 36700 /N 18 /T 1038185 >> endobj xref 2305 151 0000000016 00000 n 0000007364 00000 n Computer simulations have been performed to estimate these levels. DE-AC02-89ER40486. One optical fiber cable in particular was tested for outgassing to verify whether an acrylate coated fiber could be used in a space flight optical cable configuration. 0000012153 00000 n 0000030927 00000 n �D ӌl1�c! 0000011547 00000 n 0000023656 00000 n 0000005262 00000 n Thus modified relations are extracted utilizing the superconducting characterizations to obtain much more accurate formulas. 0000031933 00000 n 0000014920 00000 n 0000005118 00000 n � �x�p3a�3l^i6��"!� endstream endobj 2361 0 obj 45 endobj 2362 0 obj << /Length 2361 0 R /Filter /LZWDecode >> stream Optical fiber will darken due to ionizing radiation creating centers of absorption where unwanted elements and other optical defects occur in the fiber. �D ӌl1�c! The survey includes data from the past decade that can still be used for currently available parts. 0000029248 00000 n 0000013478 00000 n 0000021706 00000 n 2) SCI/UNM DR1773 The SCI/UNM design also takes advantage of radiation effects research previously completed to design a hardened fiber optic receiver [as summarized in ref 18].
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