Results 31 to 40 of about 200,100 (292)

Boron Neutron Capture Therapy: Clinical Application and Research Progress

open access: yesCurrent Oncology, 2022
Boron neutron capture therapy (BNCT) is a binary modality that is used to treat a variety of malignancies, using neutrons to irradiate boron-10 (10B) nuclei that have entered tumor cells to produce highly linear energy transfer (LET) alpha particles and ...
Xiang Cheng, Fanfan Li, Lizhen Liang
doaj   +1 more source

Tolerance Flux of Thermal Neutrons [PDF]

open access: yesNature, 1949
THE danger of neutrons on the human body arises from two factors : the slowing down of fast neutrons and the absorption of neutrons. In the case of thermal neutrons, only absorption can take place, either in hydrogen to form a deuteron with emission of a 2.2-MeV. γ-ray, or by nitrogen-14 to form a carbon, with the emission of a 0.7-MeV. proton.
P, CAPRON, M, FAES, G C, TAVERNIER
openaire   +2 more sources

Microscopic description of neutron emission rates in compound nuclei

open access: yes, 2014
The neutron emission rates in thermal excited nuclei are conventionally described by statistical models with a phenomenological level density parameter that depends on excitation energies, deformations and mass regions.
Pei, Junchen, Zhu, Yi
core   +1 more source

Thermonuclear Burning on the Accreting X-Ray Pulsar GRO J1744-28 [PDF]

open access: yes, 1996
We investigate the thermal stability of nuclear burning on the accreting X-ray pulsar GRO J1744-28. The neutron star's dipolar magnetic field is 50 years.
Edward F. Brown   +6 more
core   +2 more sources

Thermally Driven Neutron Star Glitches [PDF]

open access: yesThe Astrophysical Journal, 1996
We examine the thermal and dynamical response of a neutron star to a sudden perturbation of the inner crust temperature. During the star's evolution, starquakes and other processes may deposit $\gap 10^{42}$ ergs, causing significant internal heating and increased frictional coupling between the crust and the more rapidly rotating neutron superfluid ...
Link, B., Epstein, R. I.
openaire   +2 more sources

Neutron spectrometer for fast nuclear reactors [PDF]

open access: yes, 2015
In this paper we describe the development and first tests of a neutron spectrometer designed for high flux environments, such as the ones found in fast nuclear reactors.
Angelone, M.   +10 more
core   +2 more sources

Detection of entrapped moisture in honeycomb sandwich structures [PDF]

open access: yes, 1967
Thermal neutron moisture detection system detects entrapped moisture in intercellular areas of bonded honeycomb sandwich structures. A radium/beryllium fast neutron source bombards a specimen.
Hallmark, W. B.
core   +1 more source

Neutron spectroscopy with the Spherical Proportional Counter

open access: yes, 2017
A novel large volume spherical proportional counter, recently developed, is used for neutron measurements. Gas mixtures of $N_{2}$ with $C_{2}H_{6}$ and pure $N_{2}$ are studied for thermal and fast neutron detection, providing a new way for the neutron ...
Bougamont, E.   +13 more
core   +3 more sources

Phenomenological and Physically Based Modeling of Flow Stress and Strengthening Mechanism of Inconel 718

open access: yesAdvanced Engineering Materials, EarlyView.
Nickel‐based alloys are widely used in high‐temperature applications due to their excellent mechanical strength and oxidation resistance. However, properties such as high‐temperature strength and pronounced work‐hardening make them difficult to machine.
Soheil Rooein   +2 more
wiley   +1 more source

Research on the Design of the BNCT Neutron Beam Device Based on the New Pool-Type Research Reactor

open access: yesJournal of Isotopes
Based on the design scheme of a new-type swimming pool research reactor,this paper conducts preliminary design for a variable-energy neutron beam facility for boron neutron capture therapy (BNCT).
Song LIANG   +3 more
doaj   +1 more source

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