Results 71 to 80 of about 267,136 (314)
Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications
Advanced Functional Materials, EarlyView.Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai +8 more
wiley +1 more source
Synchrotron Radiation for Quantum Technology
Advanced Functional Materials, EarlyView.Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader +10 more
wiley +1 more source
Scientific Reports, 2017 Hydraulic extended-reach limit (HERL) model of horizontal extended-reach well (ERW) can predict the maximum measured depth (MMD) of the horizontal ERW. The HERL refers to the well’s MMD when drilling fluid cannot be normally circulated by drilling pump ...
Xin Li, Deli Gao, Xuyue Chen
doaj +1 more source
Electroplastic cutting influence on power consumption during drilling process [PDF]
, 2016 The aim of this study is to report the use of non-conventional material removal process technique. It was found that electropulses (EPs) assisted drilling process improves the material machinability based on the eletroplastic influence.
González Rojas, Hernan Alberto +3 more
core +2 more sources
Atomic Size Misfit for Electrocatalytic Small Molecule Activation
Advanced Functional Materials, EarlyView.This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong +3 more
wiley +1 more source
Shiyou jixie, 2019 The North Tluwa Oilfield and Zhanazhol Oilfield are located on the eastern edge of Pre-Caspian Basin in Kazakhstan, where complex carbonate oil and gas reservoirs present many problems like complex geological structure, large boundary and thickness ...
Wang Gang +6 more
doaj
Energy Science & Engineering, 2019 Reverse circulation down‐the‐hole (RC‐DTH) air hammer drilling is a fast and cost‐effective method for hard rock drilling. As the air RC drill bit is the heart for RC‐DTH air hammer drilling system to form the reverse circulation, a large‐diameter RC ...
Xinxin Zhang +3 more
doaj +1 more source
Advanced Functional Materials, EarlyView.Multifunctional atomic layer deposited coatings and interface treatments enhance direct solar water splitting on GaAs/GaInP tandem cells. Optimized TiO2/Pt nanoparticle bilayers ensure durability and catalytic efficiency with minimal optical losses, while H2 plasma pretreatments maximize photovoltage and interfacial charge extraction.
Tim F. Rieth +8 more
wiley +1 more source
Rheological properties of Aphron based drilling fluids
Petroleum Exploration and Development, 2016 A new drilling fluid system has been successfully used to drill depleted reservoirs which are known as Aphron based drilling fluids. The rheological behavior of the Aphron based drilling fluid was investigated by experimental tests and data analyses ...
Ehsan KHAMEHCHI +2 more
doaj +1 more source
Analisa dan Simulasi Gaya Potong pada Proses Machine Drilling dengan Menggunakan Software Ansys [PDF]
, 2013 Drilling process is a cutting metal process with multiple point cutting are used to make cylindrical holes. The process parameters used in drilling process are cutting speed, feed rate and depth of cut.
Rahman, M. I. (Muhammad) +2 more
core