English
Related papers

Related papers: Dose rate effects in radiation-induced changes to …

200 papers

The ATLAS Inner Tracker (ITk) upgrade for the High-Luminosity LHC (HL-LHC) requires a radiation-tolerant pixel readout chip, which must withstand a total ionising dose (TID) of up to 1 Grad. The readout ASIC for the ITk upgrade has been…

This paper presents a newly developed plastic scintillator produced in collaboration with Turkiye Energy, Nuclear and Mineral Research Agency (TENMAK). The scintillator is manufactured using thermal polymerization of commercially available…

Sub-GeV dark matter (DM) which interacts with electrons can excite electrons occupying molecular orbitals in a scattering event. In particular, aromatic compounds such as benzene or xylene have an electronic excitation energy of a few eV,…

High Energy Physics - Phenomenology · Physics 2020-03-11 Carlos Blanco , J. I. Collar , Yonatan Kahn , Benjamin Lillard

Background: Organic scintillators are widely used for neutron detection in both basic nuclear physics and applications. While the proton light yield of organic scintillators has been extensively studied, measurements of the light yield from…

Instrumentation and Detectors · Physics 2021-07-14 T. A. Laplace , B. L. Goldblum , J. J. Manfredi , J. A. Brown , D. L. Bleuel , C. A. Brand , G. Gabella , J. Gordon , E. Brubaker

We present measurements of how multimode fiber focal-ratio degradation (FRD) and throughput vary with levels of fiber surface polish from 60 to 0.5 micron grit. Measurements used full-beam and laser injection methods at wavelengths between…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Arthur D. Eigenbrot , Matthew A. Bershady , Corey M. Wood

Accurate characterization of fast-ion behavior is essential for the safe and efficient operation of nuclear fusion plasmas, as energetic particle losses can degrade plasma performance and damage reactor components. Scintillator-based…

Instrumentation and Detectors · Physics 2025-12-10 M. Rodríguez-Ramos , J. García-Lópeza , M. Videla-Trevina , J. González-Martinc , P. Alvarez-Fraub , M. Kocan

The JASMIN Collaboration has performed an experiment to conduct measurements of nuclear reaction rates around the anti-proton production (Pbar) target at the Fermi National Accelerator Laboratory (FNAL). At the Pbar target station, the…

The structure and morphology of polymers are significantly altered upon exposure to high energy gamma irradiation. The present investigation reports the influence of such irradiation of doses in the range of 1 - 30 kGy on the particle size…

Materials Science · Physics 2014-11-24 Madhumita Mukhopadhyay , Mou Saha , Ruma Ray , Sujata Tarafdar

Interactions of Poly (Ethylene Oxide) [PEO] and gamma irradiation of variable doses (1-30 kGy) on the thermal, crystalline and structural properties are investigated using DSC and FTIR technique. Two states of PEO, viz. powder (P-S-series)…

Materials Science · Physics 2014-11-24 Madhumita Mukhopadhyay , Mou Saha , Ruma Ray , Sujata Tarafdar

The X-ray line diagnostic method is a powerful tool for an investigation of plasma around accretion-powered X-ray pulsars. We point out an apparent intensity modulation of emission lines with their rotation period of neutron stars, due to…

High Energy Astrophysical Phenomena · Physics 2017-11-08 Yuki Yoshida , Shunji Kitamoto , Akio Hoshino

In this paper results of scintillation properties measurements of pure and Ce3+-doped strontium fluoride crystals are presented. We measure light output, scintillation decay time profile and temperature stability of light output. X-ray…

Materials Science · Physics 2016-06-07 R. Shendrik , E. A. Radzhabov , A. I. Nepomnyashchikh

This study experimentally examines the effect and changes in the delivered fields, using water-equivalent phantoms with and without titanium (Ti) dental implants positioned along the primary beam path. We measure in detail the composition…

Medical Physics · Physics 2024-09-30 C. Balan , C. Granja , G. Mytsin , S. Shvidky , A. Molokanov , V. Chis , C. Oancea

Ion irradiation provides a promising substitute to neutron tests for investigating the effects of radiation on materials for fission and fusion reactor plants. Here we show proton irradiation can quantitatively reproduce precipitation that…

Radiation damage of new heavy LFS-3 scintillating crystals has been studied using powerful $^{60}Co$ source at the dose rate of 4 Krad/min. No deterioration in optical transmission of LFS-3 crystals was observed after irradiation with the…

Instrumentation and Detectors · Physics 2009-12-03 V. A. Kozlov , A. I. Zagumennyi , Yu. D. Zavartsev , M. V. Zavertyaev , A. F. Zerrouk

Radiation hardness of scintillating nanocomposites consisting of inorganic scintillating nanocrystalline powders dispersed in organic matrices was studied under electron, X-ray and {\gamma}-ray irradiation. Samples including pure…

Materials Science · Physics 2025-08-07 L. Prouzova Prochazkova , F. Hajek , M. Buryi , Z. Remes , V. Cuba

Radio emission propagating over an Earth-pulsar line of sight provides a unique probe of the intervening ionized interstellar medium (ISM). Variations in the integrated electron column density along this line of sight, or dispersion measure…

High Energy Astrophysical Phenomena · Physics 2020-04-08 M. T. Lam , T. J. W. Lazio , T. Dolch , M. L. Jones , M. A. McLaughlin , D. R. Stinebring , M. Surnis

Luminescence in Ce doped materials corresponds to a transition from an excited state where the lowest Ce 5d level is filled to the ground state where a single 4f level is filled. We have performed theoretical calculations based on Density…

Materials Science · Physics 2012-03-05 A. Canning , A. Chaudhry , R. Boutchko , N. Grønbech-Jensen

For the first time a molecule of 2-(4-styrylphenyl)benzoxazole containing benzoxazole and stilbene groups is applied as a scintillator dopant acting as a wavelength shifter. In this article a light yield of the plastic scintillator,…

A proton irradiation site for silicon detectors has been developed and commissioned at the Bonn Isochronous Cyclotron. The accelerator provides 14 MeV proton beams of up to 1 $\mu$A at beam widths of a few mm to the setup. Devices Under…

Instrumentation and Detectors · Physics 2024-05-07 Pascal Wolf , Dennis Sauerland , Reinhard Beck , Jochen Dingfelder

A light emitting diode (LED) pulser has been developed that can be used for tests or calibration of timing and amplitude sensitivity of particle physics detectors. A comparative study is performed on the components and pulser output…

Instrumentation and Detectors · Physics 2018-03-14 A. Grummer , M. R. Hoeferkamp , S. Seidel