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兰州理工大学 [3]
西安交通大学 [1]
北京航空航天大学 [1]
金属研究所 [1]
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期刊论文 [7]
会议论文 [1]
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Design and synthesis of magnetic porous carbon nanofibers with excellent microwave absorption
期刊论文
Journal of Alloys and Compounds, 2022, 卷号: 903
作者:
Shen, Yongqian
;
Zhang, Fan
;
Song, Pengfei
;
Zhang, Yuchen
;
Zhang, Ting
收藏
  |  
浏览/下载:32/0
  |  
提交时间:2022/04/21
Calcination
Carbon nanofibers
Dielectric losses
Etching
Impedance matching (electric)
Magnetism
Microwaves
Polarization
Porous materials
Carbon nanofibres
Electromagnetic impedance
Electromagnetic parameters
Impedance matchings
Loss mechanisms
Microwave absorption
Porous carbon nanofibers
Porous Ni
Reflection loss
Vacuum calcination
Synergistic influence of micropore architecture and TiO2 coating on the microwave absorption properties of Co nanoparticles
期刊论文
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 2019, 卷号: 30, 页码: 5620-5630
作者:
Liao, Haoyan
;
Pang, Yu
;
Li, Da
;
Liu, Tong
收藏
  |  
浏览/下载:19/0
  |  
提交时间:2019/12/30
Bandwidth
Cobalt
Dealloying
Dielectric losses
Electromagnetic pulse
High-k dielectric
Microporosity
Nanometals
Nanoparticles
Saturation magnetization
Sols
Synthesis (chemical)
Titanium dioxide
Co Nanoparticles
High dielectrics
Microwave absorption
Microwave absorption properties
Nanoparticle (NPs)
Novel materials
Reflection loss
TiO2 coating
TiO2 nanoparticles
Effects of diverse metal adsorptions on the electronic and optical properties of the β-Si3N4 (200) surface: A first-principles study
期刊论文
Computational Materials Science, 2018, 卷号: 151, 页码: 296-306
作者:
Lu, Xuefeng
;
Gao, Xu
;
Ren, Junqiang
;
Li, Cuixia
;
Guo, Xin
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2020/11/14
Adsorption
Calculations
Corrosion
Dielectric losses
Electronic structure
Energy gap
Microelectronics
Nitrides
Reflection
Silicon nitride
Stability
Structural properties
Surface structure
Electronic and optical properties
First principles
First-principles calculation
First-principles study
Reflectivity spectra
Semiconductor properties
Structural stabilities
Surface adsorption
Effects of diverse metal adsorptions on the electronic and optical properties of the β-Si3N4 (200) surface: A first-principles study
期刊论文
Computational Materials Science, 2018, 卷号: 151, 页码: 296-306
作者:
Lu, Xuefeng
;
Gao, Xu
;
Ren, Junqiang
;
Li, Cuixia
;
Guo, Xin
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2022/02/17
Adsorption
Calculations
Corrosion
Dielectric losses
Electronic structure
Energy gap
Microelectronics
Nitrides
Reflection
Silicon nitride
Stability
Structural properties
Surface structure
Electronic and optical properties
First principles
First-principles calculation
First-principles study
Reflectivity spectra
Semiconductor properties
Structural stabilities
Surface adsorption
Structure and Electromagnetic Properties of Single-Crystalline Fe3O4 Hollow Nanospheres
期刊论文
Journal of Nanoscience and Nanotechnology, 2014, 卷号: 14, 期号: 6, 页码: 4664-4669
Y. J. Zhang
;
S. W. Or
;
Z. D. Zhang
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  |  
浏览/下载:23/0
  |  
提交时间:2014/04/18
Dielectric and Magnetic Losses
Electromagnetic Wave Absorption
Fe3O4
Hollow Nanospheres
Reflection Loss
Solvothermal Reduction Method
microwave-absorption properties
core/shell nanorods synthesis
magnetic-properties
nanoparticles
microspheres
nanocapsules
monodisperse
particles
nanotubes
growth
Design of compound Fresnel-R lenses for new high-efficient photovoltaic concentrator (EI CONFERENCE)
会议论文
Nonimaging Optics: Efficient Design for Illumination and Solar Concentration VII, August 1, 2010 - August 4, 2010, San Diego, CA, United states
Jing L.
;
Liu H.
;
Lu Z.
;
Zhao H.
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  |  
浏览/下载:24/0
  |  
提交时间:2013/03/25
A new design of compound Fresnel-R concentrator is presented which is composed of two lenses: a primary lens (Fresnel lens) that works by total internal reflection at outer facets but refraction at inner facets
and a secondary lens that works by refraction. In contrast to previous Fresnel lens concentrator
this design increases the acceptance angle
improves the irradiance uniformity on the solar cell
and reduces the aspect ratio significantly. Another outstanding advantage of this concentrator is the fact that it mainly works by performing total internal reflection
reducing chromatic dependence as well as Fresnel losses. An optical efficiency more than 80% can be achieved. Moreover
in order to reduce the influence of manufacture accuracy and to increase the optical efficiency further
the central part of the bottom of the secondary lens which directly adhered to the solar cell is designed as a cone-shaped prism to collect the sunlight that doesn't reach the solar cell. 2010 SPIE.
Measurement of ultralow loss in antireflection mirror
期刊论文
REVIEW OF SCIENTIFIC INSTRUMENTS, 2010, 卷号: 81, 期号: [db:dc_citation_issue]
作者:
Chen, Xinwei
;
Qiu, Fusheng
;
Zhang, Hongxia
;
Jia, Dagong
;
Liu, Tiegen
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2019/12/10
light scattering
mirrors
losses
light absorption
optical testing
light reflection
Polarizing beam splitter of deep-etched triangular-groove fused-silica gratings
期刊论文
opt. lett., 2008, 卷号: 33, 期号: 14, 页码: 1554, 1556
郑将军
;
周常河
;
Feng Jijun
;
Wang Bo
收藏
  |  
浏览/下载:794/141
  |  
提交时间:2009/09/18
1550 nm
Design conditions
Extinction ratio (ER)
Higher diffraction
Highly efficient
Littrow
Optical (PET) (OPET)
Optical society of America (OSA)
Polarized waves
Polarizing-beam splitter (PBS)
Reflection losses
Rigorous coupled-wave analysis (RCWA)
TM polarizations
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