D. S. Hou
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View article: Novel Planning Strategies for Ecological Restoration of Abandoned Mines: A Case of Toli County, China
Novel Planning Strategies for Ecological Restoration of Abandoned Mines: A Case of Toli County, China Open
With the development of mineral resources, the inevitable creation of numerous abandoned mines has impacted environmental resources. Numerous studies have been conducted on the restoration and management of individual abandoned mines. Howe…
View article: Research on fault diagnosis method of fiber optic sensing roller driven by dynamic model
Research on fault diagnosis method of fiber optic sensing roller driven by dynamic model Open
View article: Enhancing Rheology and Wettability of Drilling Fluids at Ultra-Low Temperatures Using a Novel Amide Material
Enhancing Rheology and Wettability of Drilling Fluids at Ultra-Low Temperatures Using a Novel Amide Material Open
The ice sheet and subglacial geological environment in Antarctica have become the focus of scientific exploration. The development of Antarctic drilling technology will serve as a crucial safeguard for scientific exploration. However, the …
View article: Highly-efficient defibrillation of bamboo-based lignin-coated cellulose nanofibrils via facile hydrothermal and ethanol solvothermal pretreatments
Highly-efficient defibrillation of bamboo-based lignin-coated cellulose nanofibrils via facile hydrothermal and ethanol solvothermal pretreatments Open
View article: Production of actinide isotopes near θ = 0∘ in multinucleon transfer reaction 238U + 248Cm
Production of actinide isotopes near θ = 0∘ in multinucleon transfer reaction 238U + 248Cm Open
The multinucleon transfer reaction 238U + 248Cm is studied at incident energies Ec.m. = 898 and 800 MeV using the Isospin-dependent Quantum Molecular Dynamics model. In this work, we investigate the angular distribution of products and the…
View article: Deferasirox Targets TAOK1 to Induce p53-Mediated Apoptosis in Esophageal Squamous Cell Carcinoma
Deferasirox Targets TAOK1 to Induce p53-Mediated Apoptosis in Esophageal Squamous Cell Carcinoma Open
Esophageal squamous cell carcinoma (ESCC) is a highly aggressive malignancy with a poor prognosis and limited effective treatment options. This study investigates the therapeutic potential of Deferasirox (DFO), an iron chelator, in ESCC by…
View article: Mass measurements of neutron-rich <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>A</mml:mi><mml:mo>≈</mml:mo><mml:mn>90</mml:mn></mml:mrow></mml:math> nuclei constrain element abundances
Mass measurements of neutron-rich nuclei constrain element abundances Open
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View article: First direct mass measurement for neutron-rich <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Mo</mml:mi><mml:mprescripts/><mml:none/><mml:mn>112</mml:mn></mml:mmultiscripts></mml:math> with the new ZD-MRTOF mass spectrograph system
First direct mass measurement for neutron-rich with the new ZD-MRTOF mass spectrograph system Open
The atomic masses of Ag111,113, Pd111-113, Rh111-113, Ru111-113, and Mo111,112 have been measured during the online commissioning experiments of the ZeroDegree multi-reflection time-of-flight Mass Spectrograph (ZD MRTOF-MS) at the RIKEN RI…
View article: Development of a β-TOF detector: An enhancement of the α-TOF detector for use with β-decaying nuclides
Development of a β-TOF detector: An enhancement of the α-TOF detector for use with β-decaying nuclides Open
Previously, we developed an α-TOF detector for correlated measurements of atomic masses and decay properties of radioactive isotopes using a multi-reflection time-of-flight mass spectrograph, and successfully demonstrated α-decay-correlate…
View article: Study of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>32</mml:mn></mml:mrow></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>34</mml:mn></mml:math> Shell Gap for Ti and V by the First High-Precision Multireflection Time-of-Flight Mass Measurements at BigRIPS-SLOWRI
Study of the and Shell Gap for Ti and V by the First High-Precision Multireflection Time-of-Flight Mass Measurements at BigRIPS-SLOWRI Open
The atomic masses of ^{55}Sc, ^{56,58}Ti, and ^{56-59}V have been determined using the high-precision multireflection time-of-flight technique. The radioisotopes have been produced at RIKEN's Radioactive Isotope Beam Factory (RIBF) and del…
View article: A new study of the $N=32$ and $N=34$ shell gap for Ti and V by the first high-precision MRTOF mass measurements at BigRIPS-SLOWRI
A new study of the $N=32$ and $N=34$ shell gap for Ti and V by the first high-precision MRTOF mass measurements at BigRIPS-SLOWRI Open
The atomic masses of $^{55}$Sc, $^{56,58}$Ti, and $^{56-59}$V have been determined using the high-precision multi-reflection time-of-flight technique. The radioisotopes have been produced at RIKEN's RIBF facility and delivered to the novel…
View article: β-Delayed γ Emissions of 26P and Its Mirror Asymmetry
β-Delayed γ Emissions of 26P and Its Mirror Asymmetry Open
The study of the origin of asymmetries in mirror β decay is extremely important to understand the fundamental nuclear force and the nuclear structure. The experiment was performed at the National Laboratory of Heavy Ion Research Facility i…
View article: The new MRTOF spectrograph for nuclear masses following RIBF's ZeroDegree spectrometer, featuring new methodologies for ion selection and mirror optimization
The new MRTOF spectrograph for nuclear masses following RIBF's ZeroDegree spectrometer, featuring new methodologies for ion selection and mirror optimization Open
A newly assembled multi-reflection time-of-flight mass spectrograph (MRTOF-MS) at RIKEN's RIBF facility became operational in spring 2020. The setup underwent an initial online commissioning at the BigRIPS facility in the end of 2020 where…
View article: The new MRTOF mass spectrograph following the ZeroDegree spectrometer at RIKEN's RIBF facility
The new MRTOF mass spectrograph following the ZeroDegree spectrometer at RIKEN's RIBF facility Open
A newly assembled multi-reflection time-of-flight mass spectrograph (MRTOF-MS) at RIKEN's RIBF facility became operational for the first time in spring 2020; further modifications and performance tests using stable ions were completed in e…
View article: <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>α</mml:mi></mml:math>-decay-correlated mass measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Ra</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>206</mml:mn><mml:mo>,</mml:mo><mml:mn>207</mml:mn><mml:mi>g</mml:mi><mml:mo>,</mml:mo><mml:mi>m</mml:mi></mml:mrow></mml:mmultiscripts></mml:math> using an <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>α</mml:mi></mml:math>-TOF detector equipped multireflection time-of-flight mass spectrograph system
-decay-correlated mass measurement of using an -TOF detector equipped multireflection time-of-flight mass spectrograph system Open
The atomic masses of the isotopes Ra-206,Ra-207 have been measured via decay-correlated mass spectroscopy using a multireflection time-of-flight mass spectrograph equipped with an alpha-TOF detector. The Ra isotopes were produced as fusion…
View article: First high-precision direct determination of the atomic mass of a superheavy nuclide
First high-precision direct determination of the atomic mass of a superheavy nuclide Open
We present the first direct measurement of the atomic mass of a superheavy nuclide. Atoms of $^{257}$Db ($Z$=105) were produced online at the RIKEN Nishina Center for Accelerator-Based Science using the fusion-evaporation reaction $^{208}$…
View article: Alpha-decay-correlated mass measurement of 206,207Ra using an $α$-TOF detector equipped MRTOF-MS system
Alpha-decay-correlated mass measurement of 206,207Ra using an $α$-TOF detector equipped MRTOF-MS system Open
The atomic masses of the isotopes $^{206,207}$Ra have been measured via decay-correlated mass spectroscopy using a multi-reflection time-of-flight mass spectrograph equipped with an $α$-TOF detector. The Ra isotopes were produced as fusion…
View article: Alpha-decay-correlated mass measurement of 206,207Ra using an {\alpha}-TOF detector equipped MRTOF-MS system
Alpha-decay-correlated mass measurement of 206,207Ra using an {\alpha}-TOF detector equipped MRTOF-MS system Open
The atomic masses of the isotopes $^{206,207}$Ra have been measured via decay-correlated mass spectroscopy using a multi-reflection time-of-flight mass spectrograph equipped with an $\alpha$-TOF detector. The Ra isotopes were produced as f…
View article: First high-precision direct determination of the atomic mass of a\n superheavy nuclide
First high-precision direct determination of the atomic mass of a\n superheavy nuclide Open
We present the first direct measurement of the atomic mass of a superheavy\nnuclide. Atoms of $^{257}$Db ($Z$=105) were produced online at the RIKEN\nNishina Center for Accelerator-Based Science using the fusion-evaporation\nreaction $^{20…
View article: Simultaneous measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>β</mml:mi></mml:math>-delayed proton and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>γ</mml:mi></mml:math> emission of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">P</mml:mi><mml:mprescripts/><mml:none/><mml:mn>26</mml:mn></mml:mmultiscripts></mml:math> for the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mmultiscripts><mml:mi>Al</mml:mi><mml:mprescripts/><mml:none/><mml:mn>25</mml:mn></mml:mmultiscripts><mml:mo>(</mml:mo><mml:mi>p</mml:mi><mml:mo>,</mml:mo><mml:mi>γ</mml:mi><mml:mo>)</mml:mo><mml:mmultiscripts><mml:mi>Si</mml:mi><mml:mprescripts/><mml:none/><mml:mn>26</mml:mn></mml:mmultiscripts></mml:mrow></mml:math> reaction rate
Simultaneous measurement of -delayed proton and emission of for the reaction rate Open
The beta decay of P-26 was used to populate the astrophysically important E-x = 5929.4(8) keV, J(pi) = 3(+) state of Si-26. Both beta-delayed protons at 418(8) keV and gamma rays at 1742(2) keV emitted from this state were measured simulta…
View article: Experimentally well-constrained masses of 27P and 27S: Implications for studies of explosive binary systems
Experimentally well-constrained masses of 27P and 27S: Implications for studies of explosive binary systems Open
View article: Fine structure in the α decay of 223U
Fine structure in the α decay of 223U Open
Fine structure in the α decay of 223U was observed in the fusion-evaporation reaction 187Re(40Ar, p3n) by using fast digital pulse processing technique. Two α-decay branches of 223U feeding the ground state and 244 keV excited state of 219…
View article: <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>β</mml:mi></mml:math>-decay spectroscopy of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi mathvariant="normal">S</mml:mi><mml:mprescripts/><mml:none/><mml:mn>27</mml:mn></mml:mmultiscripts></mml:math>
-decay spectroscopy of Open
Background: beta-decay spectroscopy provides valuable nuclear physics input for accurate modeling of nova and x-ray burst observables and a stringent test for shell-model theories far from the stability line. The decay scheme of S-27 is co…
View article: Fine structure in the alpha decay of 223U
Fine structure in the alpha decay of 223U Open
View article: Fine structure in the $\alpha$ decay of $^{223}$U and structure evolution in the $N$ = 129 and 131 isotones
Fine structure in the $\alpha$ decay of $^{223}$U and structure evolution in the $N$ = 129 and 131 isotones Open
Fine structure in the $\alpha$ decay of $^{223}$U was observed in the fusion-evaporation reaction $^{187}$Re($^{40}$Ar, p3n) by using fast digital pulse processing technique. Two $\alpha$-decay branches of $^{223}$U feeding the ground stat…
View article: Precise Thermonuclear $^{26}$Si$(p,\gamma)^{27}$P Rate and Its Ultimate Role in Galactic $^{26}$Al Puzzle
Precise Thermonuclear $^{26}$Si$(p,\gamma)^{27}$P Rate and Its Ultimate Role in Galactic $^{26}$Al Puzzle Open
The origin of Galactic $^{26}$Al is a long-standing question in nuclear astrophysics. The $^{26}$Si$(p,\gamma)^{27}$P reaction has been thought to be important in the sequence that bypasses the production of this galactic $\gamma$-ray emit…
View article: Spectroscopy of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:msubsup><mml:mrow/><mml:mrow><mml:mspace width="0.25em"/><mml:mspace width="0.25em"/><mml:mspace width="0.25em"/><mml:mn>25</mml:mn></mml:mrow><mml:mrow><mml:mn>65</mml:mn><mml:mo>,</mml:mo><mml:mn>67</mml:mn></mml:mrow></mml:msubsup></mml:math>Mn: Strong coupling in the N = 40 “island of inversion”
Spectroscopy of Mn: Strong coupling in the N = 40 “island of inversion” Open
Excited states in 63,65,67Mn were studied via in-beam γ -ray spectroscopy following knockout reactions from 68Fe. Similar level schemes, consisting of the 11/2−, 9/2−, 7/2− and 5/2− g.s. level sequence, connected by I → I − 1 transitions, …