journal article·2022-04

Experimental and first-principles investigations on W-Ir mixed matrices cathodes with improved emission performance

Junyan Gao, Feihong Chu, Jinshu Wang, Ruimin Zhang, Weili Teng, Peng Hu, Yunfei Yang

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OpenAlex topics: Advancements in Battery Materials · Semiconductor materials and devices · ZnO doping and properties

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References (56)

Show source-provided references
1. Ir-coated dispenser cathode for CRT10.1109/16.64533 ↗
2. Development of alloy-film coated dispenser cathode for terahertz vacuum electron devices application10.1016/j.apsusc.2013.04.004 ↗
3. Improved electron emission from W-Ir dispenser cathodes
4. Triservice/NASA cathode life test facility10.1016/S0169-4332(99)00071-9 ↗
5. Materials characterization of impregnated W and W-Ir cathodes after oxygen poisoning10.1016/j.apsusc.2015.02.116 ↗
6. A review on recent progress of thermionic cathode10.1007/s42864-020-00059-1 ↗
7. A review on scandia doped tungsten matrix scandate cathode10.1007/s42864-019-00007-8 ↗
8. Reduction behavior of tungsten oxide with and without scandia doping10.1007/s12598-019-01367-3 ↗
9. Preparation and surface characteristics of Re3W matrix scandate cathode: An experimental and theoretical study10.1016/j.apsusc.2018.01.169 ↗
10. Emission property of scandia and Re doped tungsten matrix dispenser cathode10.1016/j.jallcom.2007.04.247 ↗
11. The metallurgical properties of tungsten–iridium cathodes10.1016/S0169-4332(99)00063-X ↗
12. Work function distribution for W-Ir mixed metal matrix cathodes10.1016/j.apsusc.2005.07.065 ↗
13. Thermionic cathode surfaces: the state-of-the-art and outstanding problems10.1016/0042-207X(83)90597-3 ↗
14. Compounds of osmium and rhenium with the ordered perovskite structure10.1021/ic50002a010 ↗
15. Emission properties of Re-W dispe-nser cathodes
16. Computational modeling of dispenser cathode emission properties, Electron Devices Meeting IEDM '91. Technical Digest
17. Quantum mechanical investigation of thermionic emission from Os-coated tungsten dispenser cathodes
18. An experimental and first-principles investiga-tion of noncentrosymmetric cubic Re3W10.1016/j.jallcom.2017.08.193 ↗
19. Efficient iterative schemes for ab initio total-energy calculations using a plane-wave basis set10.1103/PhysRevB.54.11169 ↗
20. Full-potential, linearized augmented plane wave programs for crystalline systems10.1016/0010-4655(90)90187-6 ↗
21. Generalized gradient approximation made simple10.1103/PhysRevLett.77.3865 ↗
22. Enhancement of the quantum capacitances of group-14 elemental two-dimensional materials by Ti-doping: A first principles study10.1016/j.apsusc.2020.147301 ↗
23. 2016 · 189
24. Macromolecule simulation and CH4 adsorption mechanism of coal vitrinite10.1016/j.apsusc.2016.10.127 ↗
25. Electronic effects of atomic nitrogen on carbon on the Ni(111) surface10.3866/PKU.WHXB20090307 ↗
26. Screening MXenes for novel anode material of lithium-ion batteries with high capacity and stability: A DFT calculation10.1016/j.apsusc.2021.151050 ↗
27. Emission and evaporation properties of 75at.% Re-25at.% W mixed matrix impregnated cathode10.1016/j.apsusc.2017.08.038 ↗
28. Life-limiting mechanisms in Ba-oxide, Ba-dispenser and Ba-Scandate cathodes10.1016/j.apsusc.2005.03.213 ↗
29. Effect of scandia doping method on the emission uniformity of scandate cathode with Sc2O3-W matrix10.1016/j.materresbull.2013.05.069 ↗
30. Effect of BaO on the phase composition and properties of aluminates for Ba-W cathodes10.1016/j.ceramint.2018.11.105 ↗
31. The emission characteristics of Ir-coated dispenser cathode with an emission enhanced area in the form of a fine-structured tungsten layer
32. Kornfeld · Development & test status of the thales W/Os mixed metal matrix hollow cathode neutraliser HKN5000 · 2005 · 4 · 1
33. Improved performance of the dispenser cathode with a Re intermediate layer
34. Study on morphology and chemical states of surface active layer of Ce-W cathode10.1016/j.apsusc.2019.02.074 ↗
35. XPS studies on surface reduction of tungsten oxide nanowire film by Ar+ bombardment10.1016/j.elspec.2012.01.004 ↗
36. Chemical and structural analysis of solvothermal synthesized tungsten oxide nanotube without template and its hydrogen sensitive property10.1016/j.jallcom.2013.07.183 ↗
37. Formation polarity dependent improved resistive switching memory characteristics using nanoscale (1.3 nm) core-shell IrOx nano-dots10.1186/1556-276X-7-194 ↗
38. Ag3PO4/Ti3C2 MXene interface materials as a Schottky catalyst with enhanced photocatalytic activities and anti-photocorrosion performance10.1016/j.apcatb.2018.08.053 ↗
39. Experimental and theoretical research of electron emission mechanism of M-type cathodes
40. Growth of Ba-O ultrathin films on Pt(111) followed by Ti incorporation to prepare oxide crystalline approximants and quasicrystals10.1016/j.apsusc.2021.150099 ↗
41. Scandate cathode surface characterization: Emission testing, elemental analysis and morphological evaluation10.1016/j.matchar.2018.12.013 ↗
42. Handbook of X-Ray Photoelectron Spectroscopy
43. Influence of the surface tungsten distribution on the emission properties of barium tungsten cathode10.1109/TED.2020.2986034 ↗
44. Preparation and characterisation of nanocrystalline IrxSn1-xO2 electrocatalytic powders10.1016/j.matchemphys.2005.04.039 ↗
45. Osmium-tungsten alloys and their relevance to improved M-type cathodes10.1016/0378-5963(81)90004-0 ↗
46. Chemical stability of barium calcium aluminate dispenser cathode impregnants10.1016/0378-5963(83)90067-3 ↗
47. Work function and surface stability of tungsten-based thermionic electron emission cathodes10.1063/1.5006029 ↗
48. Auger electron spectroscopy study of cathode surfaces during activation and poisoning. I. The barium-on-oxygen-on-tungsten dispenser cathode10.1063/1.1663226 ↗
49. Development of high current-density c-athodes with scandia-doped tungsten powders10.1109/TED.2007.894602 ↗
50. Oper-ating model for scandia doped matrix scandate cathodes10.1016/j.apsusc.2005.03.197 ↗
51. Auger spectroscopy investigations of various types of impregnated cathodes10.1016/0378-5963(83)90059-4 ↗
52. New model for the role of oxygen in the emitting surface of the impregnated tungsten cathode10.1080/00207218908921116 ↗
53. Ab initio investigation of barium-scandium-oxygen coatings on tungsten for electron emitting cathodes10.1103/PhysRevB.81.054207 ↗
54. BaxScyOz on W (001), (110), and (112) in scandate cathodes: Connecting to experiment via μO and equilibrium crystal shape10.1016/j.apsusc.2018.07.060 ↗
55. Cathode electronics [M]
56. Liu · 1980 · 29