Results 31 to 40 of about 220,723 (296)

Investigation the effect of M* and α0 on the separation of 4th and 8th isotopes of tellurium in a Q model cascade [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
One of the crucial parameters in designing the Q model cascade for the multi-component systems is the M* parameter. In this research, a code called MOTACAS has been developed to design a Q cascade, using the optimal value of the M* parameter.
F. Mansourzadeh   +2 more
doaj   +1 more source

Research of impact of kind resuperheat and structure of system regenerative feed water to thermodynamic efficiency of cycle with steamcoolant reactor [PDF]

open access: yes, 2017
The first key problems of modern nuclear reactors are inability of closed nuclear cycle, problems with spent nuclear fuel, poor effectiveness of nuclear fuel and heat-exchange equipment usage.
Abramovskikh, Aleksey Andreevich   +4 more
core   +3 more sources

Evaluation of the produced 177Lu-specific activity via direct and indirect methods using Tehran Research Reactor [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2023
The present research investigates the feasibility of producing the radionuclide Lutetium-177 (177Lu) at the Tehran research reactor, TRR. 177Lu, with suitable nuclear decay characteristics and good chemical behavior, is an ideal therapeutic radionuclide.
S. Shirvani Arani   +2 more
doaj   +1 more source

Examination of total cross section resonance structure of niobium and silicon in neutron transmission experiments

open access: yesEPJ Web of Conferences, 2017
The neutron transmission experiments are one of the main sources of information about the neutron cross section resonance structure and effect in the self-shielding. Such kind of data for niobium and silicon nuclides in energy range 7 keV to 3 MeV can be
Andrianova Olga   +2 more
doaj   +1 more source

Analysis of Variance for Item Differences in Verification Data with Unknown Groups

open access: yesScience and Technology of Nuclear Installations, 2019
For sequentially collected data, this paper introduces a lag-one differencing method to estimate the random error standard deviation δR and then uses the estimate δ^R to calculate a change detection threshold in a moving window method to detect shifts in
T. Burr, K. Martin, C. Norman, K. Zhao
doaj   +1 more source

Study of Minor Actinides Transmutation in PWR MOX fuel

open access: yes, 2017
The management of long-lived radionuclides in spent fuel is a key issue to achieve the closed nuclear fuel cycle and the sustainable development of nuclear energy.
Chen, Shengli   +3 more
core   +1 more source

Internationalization of the Nuclear Fuel Cycle: Goals, Strategies, and Challenges [PDF]

open access: yes, 2008
Presents U.S. and Russian experts' analyses of and recommendations on options for securing the international nuclear fuel cycle, including the provision of fuel to countries pursuing nuclear power to dissuade them from building uranium enrichment ...

core  

Hijacking emergency granulopoiesis: Neutrophil ontogeny and reprogramming in cancer

open access: yesMolecular Oncology, EarlyView.
Neutrophils are highly plastic innate immune cells; their functions in cancer extend beyond the tumour microenvironment. This Review summarises current understanding of neutrophil maturation and heterogeneity and highlights tumour‐induced granulopoiesis as a systemic programme that expands immature, immunosuppressive neutrophils via tumour‐derived ...
Gabriela Marinescu, Yi Feng
wiley   +1 more source

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Overview of molecular signatures of senescence and associated resources: pros and cons

open access: yesFEBS Open Bio, EarlyView.
Cells can enter a stress response state termed cellular senescence that is involved in various diseases and aging. Detecting these cells is challenging due to the lack of universal biomarkers. This review presents the current state of senescence identification, from biomarkers to molecular signatures, compares tools and approaches, and highlights ...
Orestis A. Ntintas   +6 more
wiley   +1 more source

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