Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms最新文献

Influence of cathode materials on BeO currents in cosmogenic 10Be measurements using a SNICS ion source and accelerator mass spectrometry 使用 SNICS 离子源和加速器质谱仪测量宇宙成因 10Be 时阴极材料对 BeO 电流的影响

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-17 DOI: 10.1016/j.nimb.2024.165562

Atsunori Nakamura , Takeyasu Yamagata , Hiroyuki Matsuzaki

{"title":"Influence of cathode materials on BeO currents in cosmogenic 10Be measurements using a SNICS ion source and accelerator mass spectrometry","authors":"Atsunori Nakamura , Takeyasu Yamagata , Hiroyuki Matsuzaki","doi":"10.1016/j.nimb.2024.165562","DOIUrl":"10.1016/j.nimb.2024.165562","url":null,"abstract":"<div><div>The precision of <sup>10</sup>Be measurements by accelerator mass spectrometry (AMS) relies on the intensity of BeO<sup>-</sup> currents from Cs-sputtered samples. We conducted an experiment to determine the effect of cathode materials on BeO<sup>-</sup> currents for AMS measurements. The peak currents of stainless-steel cathodes were slightly higher than those of Cu cathodes, indicating the benefits of using the former for measuring low-level samples. However, this slight difference may be counteracted by longer measurement times. The difference in the BeO<sup>-</sup> currents is attributed to competitive ionization between BeO and cathode materials. Fe, the primary element in stainless steel, has a significantly lower electron affinity compared to Cu, resulting in reduced electron consumption for BeO ionization. This phenomenon mirrors the effect of metal-matrix selection on BeO<sup>-</sup> current intensity. These results are relevant for optimizing beam currents of other nuclides in AMS measurements and are beneficial for studies conducted using SNICS ion sources.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165562"},"PeriodicalIF":1.4,"publicationDate":"2024-11-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661177","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Studying of radiation attenuation and interaction parameters of some materials used in dental applications 研究牙科应用中一些材料的辐射衰减和相互作用参数

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-14 DOI: 10.1016/j.nimb.2024.165575

A.M. Abdelmonem , Samah K. Elshamndy , M.S. Ali

{"title":"Studying of radiation attenuation and interaction parameters of some materials used in dental applications","authors":"A.M. Abdelmonem , Samah K. Elshamndy , M.S. Ali","doi":"10.1016/j.nimb.2024.165575","DOIUrl":"10.1016/j.nimb.2024.165575","url":null,"abstract":"<div><div>Gamma-ray, neutron, electrons and ions interactions in seven composites were theoretical radiological studied. Alloy A, alloy B, alloy C, solder, zirconium, filler, and acrylic are investigated which used in dentistry and have densities between 1.104 and 15.522 g/cm<sup>3</sup>. Additionally, an experimental investigation for the last three composites against gamma-ray (<sup>137</sup>Cs and <sup>60</sup>Co) with NaI(Tl) detector, total gamma-ray and fast neutron using <sup>252</sup>Cf neutron source were measured using by stilbene detector. Phy-X/PSD, MRCS program, and the Monte Carlo-based MATLAB software for Neutron Attenuation Properties (MCCNAP) were also used to calculate the fast neutron removal cross-section (FNRCS) at 4.5 MeV. Alloys A, B, and C had the greatest FNRCS and MRC values, respectively, averaged at 0.187 and 0.222 cm<sup>−1</sup>. Phy-X/PSD and Py-MLBUF programs were used to evaluate gamma radiation interaction parameters across a wide energy range from 0.015 − 15 MeV. For all forms of radiation studied, Alloy A, Alloy B, and Alloy C have been found to be the best photon shield composites. SRIM Monte Carlo software computed the range of C<sup>4+</sup>, H<sup>+</sup>, He<sup>2+</sup> and Au<sup>3+</sup>, and ions across a wide energy range (0.01–20 MeV) of ions, and the ESTAR NIST program deduced the total stopping power (TSP) and continuous slowing down approximation (CSDA) range values for electron interactions across a wide energy range (0.01–1000 MeV) of electron. Both TPS and CSDA range data showed that Alloys A, B, and C were preferred over other samples, and the ranges of investigated ions increased with decreasing sample density but rose with projectile energies across all samples.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165575"},"PeriodicalIF":1.4,"publicationDate":"2024-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661178","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Effects of 100 MeV proton irradiation on the performance of P3HT-based perovskite solar cells 100 MeV 质子辐照对基于 P3HT 的过氧化物太阳能电池性能的影响

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-14 DOI: 10.1016/j.nimb.2024.165565

Ning Liu , Limin Zhang , Bintao Xue , Ahsan Ejaz , Dingping Wang , Tongmin Zhang

{"title":"Effects of 100 MeV proton irradiation on the performance of P3HT-based perovskite solar cells","authors":"Ning Liu , Limin Zhang , Bintao Xue , Ahsan Ejaz , Dingping Wang , Tongmin Zhang","doi":"10.1016/j.nimb.2024.165565","DOIUrl":"10.1016/j.nimb.2024.165565","url":null,"abstract":"<div><div>Perovskite solar cells (PSCs) are promising for space applications. In this work, P3HT-based PSCs were irradiated at room temperature with 100 MeV protons to various fluences. The efficiencies of the PSCs were significantly increased by 30–35 % after irradiation with low fluences up to 1 × 10<sup>11</sup>p/cm<sup>2</sup>. Meanwhile, the illumination yields and charge carrier lifetime of the perovskite films were found to be improved after irradiation, which is attributed to the irradiation-induced healing of lattice defects in perovskites. When irradiated to a higher fluence of 1 × 10<sup>12</sup>p/cm<sup>2</sup>, the transmittance of the glass substrates was distinctly reduced due to the formation of color-center defects, which resulted in the performance degradation of the cells. Considering that P3HT-based PSCs have better thermal stability in outer space than the widely used spiro-OMeTAD-based PSCs, the reported results may have important implications for space applications of PSCs.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165565"},"PeriodicalIF":1.4,"publicationDate":"2024-11-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661179","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Pt/TiO2 nanoparticles synthesized via gamma irradiation to improve photocatalytic degradation of methyl orange in visible light 通过伽马辐照合成的 Pt/TiO2 纳米粒子可提高可见光下甲基橙的光催化降解能力

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-13 DOI: 10.1016/j.nimb.2024.165560

Vo Thi Thu Nhu , Van-Thuc Nguyen

{"title":"Pt/TiO2 nanoparticles synthesized via gamma irradiation to improve photocatalytic degradation of methyl orange in visible light","authors":"Vo Thi Thu Nhu , Van-Thuc Nguyen","doi":"10.1016/j.nimb.2024.165560","DOIUrl":"10.1016/j.nimb.2024.165560","url":null,"abstract":"<div><div>This study prepared Pt modification on TiO<sub>2</sub> nanoparticles by radiolysis method using gamma-ray from the Co-60 source. Characteristic properties and morphology of Pt-modified TiO<sub>2</sub> NPs (Pt/TiO<sub>2</sub>) were determined through X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS), field emission scanning electron microscopy (FESEM)<em>,</em> energy-dispersive X-ray spectroscopy (EDX),high-resolution transmission electron microscopy(HRTEM) and band gap energy. The results indicated the existence of Pt<sup>o</sup> on the surface TiO<sub>2</sub>, and the band gap of Pt/TiO<sub>2</sub> catalysts was lower than pure TiO<sub>2</sub>. Photocatalytic degradation methyl orange (MO) 20 ppm of Pt/TiO<sub>2</sub> nanoparticles was investigated under visible light. The TiO<sub>2</sub>-doped 1 %wt Pt sample has the highest MO degradation efficiency; the MO degradation efficiency of the Pt<sub>1.0</sub>/TiO<sub>2</sub> sample was nearly twice that of using pure TiO<sub>2</sub> under visible irradiation for two hours. Besides, the factors of the amount of material used, solution pH and dye concentration, and reusability of Pt/TiO<sub>2</sub> nanoparticles were also investigated.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165560"},"PeriodicalIF":1.4,"publicationDate":"2024-11-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

The effect of grain boundary on irradiation tolerance of U-Mo alloy: Defect evolution and mechanical properties 晶界对 U-Mo 合金辐照耐受性的影响缺陷演变与机械性能

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-12 DOI: 10.1016/j.nimb.2024.165561

Hang You , Xuelian Ou , Junjie Ai , Tengfei Ma , Xiaofeng Tian

{"title":"The effect of grain boundary on irradiation tolerance of U-Mo alloy: Defect evolution and mechanical properties","authors":"Hang You , Xuelian Ou , Junjie Ai , Tengfei Ma , Xiaofeng Tian","doi":"10.1016/j.nimb.2024.165561","DOIUrl":"10.1016/j.nimb.2024.165561","url":null,"abstract":"<div><div>The presence of grain boundaries (GBs) as an efficient defect sink can significantly impact the material’s radiation endurance. This study applied molecular dynamics (MD) methods to investigate the GB in U-Mo alloys interacted with defects caused by irradiation and the mechanical properties of the U-Mo alloys before and after irradiation. The results of this study indicate that the number of surviving defects is sensitive to both temperature and the distance between the primary knock-on atom (PKA) and the GBs. The numbers of residual interstitials and vacancies decrease with increasing temperature in GB models. Furthermore, vacancy cluster sizes decrease with increasing temperature, large-sized interstitial clusters cannot be formed at all three temperatures studied. The analysis of the efficiency of different GBs as sinks reveals that their ability to absorb defects is positively correlated with strain width. Compared with the SC models, the GB models have better resistance to irradiation.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165561"},"PeriodicalIF":1.4,"publicationDate":"2024-11-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661252","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Do the laser-printed 3D-structures withstand the X-ray synchrotron radiation beam? 激光打印的三维结构能否承受 X 射线同步辐射光束？

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-12 DOI: 10.1016/j.nimb.2024.165559

M. Danilkin , A. Vitukhnovsky , D. Kolymagin , E. Perevedentseva , A. Gritsienko , Yu. Tokunov , I. Zakharchuk , A. Patolyatov , A. Primenko , G. Prutskov

{"title":"Do the laser-printed 3D-structures withstand the X-ray synchrotron radiation beam?","authors":"M. Danilkin , A. Vitukhnovsky , D. Kolymagin , E. Perevedentseva , A. Gritsienko , Yu. Tokunov , I. Zakharchuk , A. Patolyatov , A. Primenko , G. Prutskov","doi":"10.1016/j.nimb.2024.165559","DOIUrl":"10.1016/j.nimb.2024.165559","url":null,"abstract":"<div><div>The radiation stability of polymer objects fabricated by direct laser writing is studied. Two groups of 6 cubes (<span><math><mrow><mn>50</mn><mo>×</mo><mn>50</mn><mo>×</mo><mn>50</mn><mspace></mspace><mi>μ</mi></mrow></math></span>m<span><math><msup><mrow></mrow><mrow><mn>3</mn></mrow></msup></math></span>) were printed on a common silicon substrate, with laser power and slicing step uniformly varied from cube to cube in both groups. One group was X-rayed in the synchrotron radiation beam (12 keV, <span><math><mrow><mn>1</mn><msup><mrow><mn>0</mn></mrow><mrow><mn>10</mn></mrow></msup></mrow></math></span> photons/mm<span><math><msup><mrow></mrow><mrow><mn>2</mn></mrow></msup></math></span>/s, <span><math><mrow><mn>1</mn><msup><mrow><mn>0</mn></mrow><mrow><mn>13</mn></mrow></msup></mrow></math></span> photons per each cube), another kept non-irradiated for the reference. The air kerma (<span><math><mo>∼</mo></math></span>2000 kGy) near cubes and the radiation dose absorbed in each cube (<span><math><mo>∼</mo></math></span>1.4 kGy) were calculated. The latter was verified using thermoluminescent detectors. The radiation effects were observed with a scanning electron microscope and with an optical 3D surface profilometer, also evaluated by Raman spectroscopy. An enhanced cross-linking in the polymer is the primary effect which may draw together the neighboring printed layers thus distorting the laser-printed object; distortions can be avoided by making objects with proper laser power and slicing step.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165559"},"PeriodicalIF":1.4,"publicationDate":"2024-11-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661242","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

GEANT4 simulation for controlling and focusing of laser-accelerated proton beam for particle therapy using pulsed power solenoids 利用脉冲功率电磁铁控制和聚焦用于粒子治疗的激光加速质子束的 GEANT4 仿真

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-10 DOI: 10.1016/j.nimb.2024.165563

S.A. Mahdipour , M. Shafeei Sarvestani

{"title":"GEANT4 simulation for controlling and focusing of laser-accelerated proton beam for particle therapy using pulsed power solenoids","authors":"S.A. Mahdipour , M. Shafeei Sarvestani","doi":"10.1016/j.nimb.2024.165563","DOIUrl":"10.1016/j.nimb.2024.165563","url":null,"abstract":"<div><div>Laser-accelerated proton beams (LAP) have inspired innovative applications that can leverage proton bunch properties distinct from those of conventionally accelerated proton beams. A new multifunctional LAP beamline has been proposed, utilizing the GEANT4 toolkit, and the solenoids have been simulated using high-precision components.</div><div>We present the design of the initial segment of the transport beamline and energy selection system for the effective transport of a radiation pressure acceleration source with a high energy spread. This study examines the effects of solenoids on proton beam quality, specifically focusing on profiles, FWHM, and transmission efficiency. The results obtained using our developed GEANT4 toolkit validate the analytical formulas and findings from the DYNAMION code regarding emittance and proton profiles. Additionally, the presented GEANT4 LAP beamline is capable of calculating the flux of secondary particles, such as neutrons and photons. It was observed that careful attention to the precise structure of the solenoids is critical.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165563"},"PeriodicalIF":1.4,"publicationDate":"2024-11-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661254","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Near-infrared study of radiation damage in ion-irradiated cerium dioxide and cerium-gadolinium dioxide 离子辐照二氧化铈和二氧化钆铈中辐射损伤的近红外研究

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-10 DOI: 10.1016/j.nimb.2024.165567

Jean-Marc Costantini , Maxime Guillaumet , Gérald Lelong , Norito Ishikawa , Pooreun Seo , Kazuhiro Yasuda

{"title":"Near-infrared study of radiation damage in ion-irradiated cerium dioxide and cerium-gadolinium dioxide","authors":"Jean-Marc Costantini , Maxime Guillaumet , Gérald Lelong , Norito Ishikawa , Pooreun Seo , Kazuhiro Yasuda","doi":"10.1016/j.nimb.2024.165567","DOIUrl":"10.1016/j.nimb.2024.165567","url":null,"abstract":"<div><div>Radiation damage is studied in ion-irradiated sintered CeO<sub>2</sub> and (Ce, Gd)O<sub>2-x</sub> samples. Near Infra-red (NIR) spectra were recorded at room temperature for wavenumbers between 2800 and 11,000 cm<sup>−1</sup> (i.e. ∼0.9–3.57 µm in wavelength and ∼0.35–1.36 eV in photon energy). Measurements were carried out by using the diffuse reflectivity mode for all of these sintered samples. Samples were irradiated with 100-MeV Kr, 200-MeV Xe, and 36-MeV W ions up to 1 × 10<sup>14</sup> cm<sup>−2</sup>. A sintered (Ce, Gd)O<sub>2-x</sub> sample for 5 mol% Gd<sub>2</sub>O<sub>3</sub> was also irradiated with 12-MeV Ar ions at 2 × 10<sup>14</sup> cm<sup>−2</sup>. Four broad absorption bands centered at 3700, 4100, 6000, and 7600 cm<sup>−1</sup> (i.e. ∼0.46, 0.51, 0.74, and 0.94 eV) are deduced from fits of the FTIR spectra for the ion-irradiated sintered CeO<sub>2</sub> and (Ce, Gd)O<sub>2-x</sub> samples accompanied by a change in color from ivory to green. No such bands are recorded for the virgin (Ce, Gd)O<sub>2-x</sub> samples with 5, 10, and 15 mol% Gd<sub>2</sub>O<sub>3</sub> with an increasing amount of oxygen vacancies. Absorption bands are tentatively assigned to electronic transitions involving cerium vacancy levels in the band gap, also observed under high-energy electron irradiation. The possible effects of either electronic excitations or nuclear collisions in this damage process are discussed.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165567"},"PeriodicalIF":1.4,"publicationDate":"2024-11-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661253","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Development of a versatile plate spectrometer for electron beam characterization 开发用于电子束特征描述的多功能平板光谱仪

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-08 DOI: 10.1016/j.nimb.2024.165550

S.L. Henderson, K. Smith, D. Walter, B. Carlsten, N. Dallmann

引用次数: 0

Differential cross section measurements of the 7Li(3He, p0)9Be, 7Li(3He, p2)9Be, and 7Li(3He, d0)8Be reactions from 2 to 4 MeV 2 至 4 MeV 的 7Li(3He，p0)9Be、7Li(3He，p2)9Be 和 7Li(3He，d0)8Be 反应的差分截面测量结果

IF 1.4 3区物理与天体物理

Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms Pub Date : 2024-11-07 DOI: 10.1016/j.nimb.2024.165564

C. López Pérez , K.B. Woller

{"title":"Differential cross section measurements of the 7Li(3He, p0)9Be, 7Li(3He, p2)9Be, and 7Li(3He, d0)8Be reactions from 2 to 4 MeV","authors":"C. López Pérez , K.B. Woller","doi":"10.1016/j.nimb.2024.165564","DOIUrl":"10.1016/j.nimb.2024.165564","url":null,"abstract":"<div><div>The use of lithium in plasma facing components (PFCs) for fusion reactors is increasingly more prominent due to its ability to enhance plasma performance and potential to protect the underlying high-Z PFCs. In order to use nuclear reaction analysis (NRA) to investigate lithium depth profiles in fusion relevant experiments such as hydrogen retention in lithiated PFCs, there is a need for experimental measurements of the cross section of the reactions of interest over a wide range of energies and in a scattering angle in which the differential cross sections of other relevant species, such as deuterium and oxygen, have been measured. In this paper we report the differential cross sections of the <sup>7</sup>Li(<sup>3</sup>He<em>,</em> p<sub>0</sub>)<sup>9</sup>Be, <sup>7</sup>Li(<sup>3</sup>He<em>,</em> p<sub>2</sub>)<sup>9</sup>Be, and <sup>7</sup>Li(<sup>3</sup>He<em>,</em> d<sub>0</sub>)<sup>8</sup>Be reactions from 2 to 3.919 MeV at a measurement angle of 135°. The measurements were performed on a lithium fluoride film target with the <sup>7</sup>Li areal density determined using the <sup>7</sup>Li(p<em>, α</em>)<sup>4</sup>He reaction at 2 MeV and 150°.</div></div>","PeriodicalId":19380,"journal":{"name":"Nuclear Instruments & Methods in Physics Research Section B-beam Interactions With Materials and Atoms","volume":"558 ","pages":"Article 165564"},"PeriodicalIF":1.4,"publicationDate":"2024-11-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142661240","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0