Results 91 to 100 of about 259,481 (287)

Direct formation of quasimolecular 1sσ vacancies in uranium-uranium collisions [PDF]

, 2006
The direct (Coulomb) formation of electron vacancies in the 1sσ state of superheavy quasimolecules is investigated for the first time. Its dependence on the impact parameter, projectile energy, and its contribution from excitations into the continum
Betz, Wilfried, Greiner, Walter, Müller, Berndt, Soff, Gerhard   +3 more
core  

Phosphate and fluoride removal options for Hanford high‐level waste sludge processing

Environmental Progress &Sustainable Energy, EarlyView.
Abstract High‐phosphate and high‐fluoride sludges represent some of the most challenging waste streams within the Hanford High‐Level Waste (HLW) inventory due to solubility constraints, impacts on glass loading, and corrosion risks during vitrification.
A. M. Westesen, K. J. Murray, A. A. Bachman, A. M. Robb, R. A. Peterson   +4 more
wiley   +1 more source

The Beishan underground research laboratory for geological disposal of high-level radioactive waste in China: Planning, site selection, site characterization and in situ tests

Journal of Rock Mechanics and Geotechnical Engineering, 2018
With the rapid development of nuclear power in China, the disposal of high-level radioactive waste (HLW) has become an important issue for nuclear safety and environmental protection. Deep geological disposal is internationally accepted as a feasible and
Ju Wang, Liang Chen, Rui Su, Xingguang Zhao   +3 more
doaj   +1 more source

Organic Geochemical Characterization and Exploration Prospects of Hydrocarbon Source Rocks in Nepal

Energy Science &Engineering, EarlyView.
It provides a more detailed introduction to the current situation of oil and gas exploration in Nepal, as well as the properties and distribution characteristics of source rocks. ABSTRACT This study aims to evaluate the hydrocarbon generation potential and exploration prospects of hydrocarbon source rocks in the Dailekh to Dang–Tansen area of Nepal ...
Guoqiang Zhang, Rui Wang, Yinglie Li, Xinhe Wu, Yanming Qu   +4 more
wiley   +1 more source

Tectonic evolution and mineralization exploration of Lujing uranium ore field, South China

Scientific Reports
Granite-type uranium deposit is one of the most important uranium deposit types in China, with orebodies strongly controlled by structures. Previous studies of the Lujing ore field mainly focused on metallogenic genesis and Yanshanian structure, which ...
Weidong Ren, Huan Li, Annan Guan, Shuang Gao, Qianlin Wang, Pingning Ouyang, Haojie Cao, Yu Sun, Fangchao Yan   +8 more
doaj   +1 more source

Research on Uranium Particle Analysis Technology Based on Large Geometry Secondary Ion Mass Spectrometry

Yuanzineng kexue jishu
Nuclear safeguards remain a topic of shared concern for the international community. Large geometry secondary ion mass spectrometry (LG-SIMS) has been employed to efficiently analyze uranium `isotopes in uranium particle samples for monitoring undeclared
WU Yong1, 2, QIN Mingkuan1, 2, TAN Jing2, GUO Dongfa2, CUI Jianyong2, HE Sheng1, 2, CAI Yelei1, 2, LIN Yan1, 2
doaj   +1 more source

Directional Blasting Technology of Slit Charge for Geological Disposal of High-Level Radioactive Waste

Advances in Civil Engineering, 2018
Based on the slit charge technology, the blasting progress and the blasting theory have been studied in detail. Combined with the high-level radioactive waste geological disposal, in which the excavation damaged zone of the surrounding rock is required ...
Ke Man, Xiaoli Liu, Ju Wang, Xiyong Wang
doaj   +1 more source

Recent Advances in Conjugated Microporous Polymers for Photocatalysis: Mechanism, Synthesis and Applications

Exploration, EarlyView.
Conjugated microporous polymers (CMPs) have attracted more and more attention as new photocatalysts due to their unique advantages such as high performance, long stability and strong light absorption. This review summarizes the application of CMPs as a photocatalyst in recent years and introduces the catalytic mechanism.
Dun Zhou, Kongqing Zhang, Xiaobai Li, Yongpeng Liu, Liang Yao, Hongwei Ma   +5 more
wiley   +1 more source

Blasting Energy Analysis of the Different Cutting Methods

Shock and Vibration, 2018
Based on the smooth blasting method, the blasting parameters of the Beishan exploration tunnel have been designed. According to the principle of blasting parameters design, three kinds of cutting methods have been laid out, which are straight parallel ...
Ke Man, Xiaoli Liu, Ju Wang, Xiyong Wang
doaj   +1 more source

Mesozoic–Cenozoic Thermochronology of the Tarim–Southern Tianshan System, NW China

Geological Journal, EarlyView.
Tectonothermal history of the Tarim–Southern Tianshan system compared with the major tectonic events at far‐field plate margins. ABSTRACT The Tarim Basin, an oil‐bearing basin in northwest China, is tectonically and sedimentologically linked to the Southern Tianshan Orogenic Belt.
Shuangfeng Zhao, Wen Chen, Jingbo Sun, Ze Shen, Jie Zhang   +4 more
wiley   +1 more source