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Peak detection wavelength at 8 μm: accurate design and fabrication of quantum well infrared photodetector: Peak detection wavelength at 8 μm: accurate design and fabrication of quantum well infrared photodetector 8 μm峰值探测波长:量子阱红外光电探测器的精确设计与制作。8 μm峰值探测波长:量子阱红外光电探测器的精确设计与制作
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-02-01 DOI: 10.3724/SP.J.1010.2012.00481
Jupeng Jin, Dan Liu, Jianxin Chen, Chun Lin
{"title":"Peak detection wavelength at 8 μm: accurate design and fabrication of quantum well infrared photodetector: Peak detection wavelength at 8 μm: accurate design and fabrication of quantum well infrared photodetector","authors":"Jupeng Jin, Dan Liu, Jianxin Chen, Chun Lin","doi":"10.3724/SP.J.1010.2012.00481","DOIUrl":"https://doi.org/10.3724/SP.J.1010.2012.00481","url":null,"abstract":"","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"31 1","pages":"481-485"},"PeriodicalIF":0.7,"publicationDate":"2013-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69887886","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
THz transmission investigation of composed rectangular hole array 组合矩形孔阵列太赫兹透射特性研究
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-02-01 DOI: 10.3724/sp.j.1010.2013.00032
Xiong Wei, Yao Jun, Li Wei, Zhang Tiejun, Shen Jing-ling, Li Bin-bin
{"title":"THz transmission investigation of composed rectangular hole array","authors":"Xiong Wei, Yao Jun, Li Wei, Zhang Tiejun, Shen Jing-ling, Li Bin-bin","doi":"10.3724/sp.j.1010.2013.00032","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00032","url":null,"abstract":"An investigation of the mechanism of extraordinary transmission through metal hole array at THz range was presented. The experiments and simulations verified that the metal film perforated with rectangular arrays had a peak which related with the length of the rectangular. Furthermore, by composing rectangular holes with different length to form an array, the transmission spectra exhibit two individual peaks or a broaden peak. This composed array has potential applications in THz filter, polarizer, and reflector.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"474 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69888222","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Design and fabrication of near-infrared dichroic beam-splitter for polarization state coding: Design and fabrication of near-infrared dichroic beam-splitter for polarization state coding 偏振态编码用近红外二向色分光器的设计与制造:偏振态编码用近红外二向色分光器的设计与制造
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-02-01 DOI: 10.3724/SP.J.1010.2012.00505
Xinghau Yin, Dingquan Liu, Weibo Duan, Daqi Li, Gang Chen
{"title":"Design and fabrication of near-infrared dichroic beam-splitter for polarization state coding: Design and fabrication of near-infrared dichroic beam-splitter for polarization state coding","authors":"Xinghau Yin, Dingquan Liu, Weibo Duan, Daqi Li, Gang Chen","doi":"10.3724/SP.J.1010.2012.00505","DOIUrl":"https://doi.org/10.3724/SP.J.1010.2012.00505","url":null,"abstract":"","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"31 1","pages":"505-509"},"PeriodicalIF":0.7,"publicationDate":"2013-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69887589","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The influence of La content on photovoltaic effect of PZT thin films La含量对PZT薄膜光伏效应的影响
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00128
Deng Hong
{"title":"The influence of La content on photovoltaic effect of PZT thin films","authors":"Deng Hong","doi":"10.3724/sp.j.1010.2013.00128","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00128","url":null,"abstract":"The polycrystalline thin films of(Pb1-xLax)(Zr0.52Ti0.48)1-x/4O3(PLZT) were fabricated on LNO/Si substrates by sol-gel method.X-ray diffraction showed that PLZT thin films in rhombohedral-tetragonal phase with a preferential(110) orientation can be obtained after a rapid thermal annealing process at 600 ℃.This is further confirmed by Raman spectrum.With the decrease of La content,hysteresis loops of the thin films gradually broaden.Measurement of the photovoltaic effect in the films shows that photovoltage increases gradually with the increase of the content of La from 1% to 6%.It reaches a maximum there and then decreases when the La content is increased furthermore.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"3 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69888532","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Equivalent circuit model of the substrate-free focal plane array based on the optical readout uncooled infrared imaging system 基于光学读出非冷却红外成像系统的无基板焦平面阵列等效电路模型
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00394
Zhang Yon
{"title":"Equivalent circuit model of the substrate-free focal plane array based on the optical readout uncooled infrared imaging system","authors":"Zhang Yon","doi":"10.3724/sp.j.1010.2013.00394","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00394","url":null,"abstract":"Thermal characteristics of new substrate-free FPA( focal plane array) with full hollow supporting frame structure are very different from that of traditional substrate FPA. The thermal analysis model w hich based on temperatureconstant substrate assumption is not efficient any more. Therefore,an equivalent circuit model w as presented to analyze the thermal response characteristics of substrate-free FPA w ith electrics and holistic approach. According to this model,the thermal characteristics of substrate-free FPA under non-vacuum environment w ere analyzed. The result show s that,the substrate-free FPA has excellent infrared imaging performances under atmospheric pressure,w hile its NETD( noise equivalent temperature difference) is just increased several times than in the vacuum environment.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69889183","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Point target detection based on Temporal-Spatial Over-Sampling system 基于时空过采样系统的点目标检测
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00068
Wang Shi
{"title":"Point target detection based on Temporal-Spatial Over-Sampling system","authors":"Wang Shi","doi":"10.3724/sp.j.1010.2013.00068","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00068","url":null,"abstract":"In a traditional scanning imaging system,energy from target is usually weakened by the crossing-pixels phenomenon,and false alarms may happen because of random high intensity noise and peaks in a point target detection.To solve these problems the temporal-spatial over-sampling detection system was proposed.To evaluating its performance,the signal to noise ratio of image obtained by this system was compared with that obtained by single sampling in the same optical system.The results show that the signal to noise ratio can meet the requirement of applications by centralizing the target energy into a pixel in over-sampling system.The target scale can be larger than noise and peaks scale after high-resolution fusion and the target scale can be extended up to 3×3 pixels.Then the false alarm probability can be decreased effectively.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69888468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Long wavelength infrared detector based on Type-II InAs/GaSb superlattice 基于ii型InAs/GaSb超晶格的长波红外探测器
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00210
C. Jian
{"title":"Long wavelength infrared detector based on Type-II InAs/GaSb superlattice","authors":"C. Jian","doi":"10.3724/sp.j.1010.2013.00210","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00210","url":null,"abstract":"A 12.5 μm long wavelength infrared detector based on InAs/GaSb Type-Ⅱ superlattice was presented in this work.Superlattice materials were grown on GaSb substrates using MBE technology.Absorber structure for long wavelength detector was designed to be 15ML(InAs)/7ML(GaSb).The detector used a PBIN multiple heterostructures to decrease the dark current.The dark current I-V curve,responsivity spectra and blackbody current responsivity were measured at 77 K.At this temperature,RmaxA product was 2.5 Ωcm2 for the device with a photo sensitive area of 100 μm× 100μm.At zero bias,a current responsivity of 1.29 A/W was measured for the detector,which correspond to a blackbody detectivity of 2.1×109 cmHz1/2/W.Quantum efficiency at 11 μm was measured to be 14.3%.Dark current characteristics were simulated with four kinds of probable transport mechanisms.The results showed that the dominated dark current of the detector is Generation-Recombination current.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69888973","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Design method for infrared elliptical dome optical system with wide field-of-regard 广视场红外椭圆圆顶光学系统设计方法
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00259
C. Wang, X. Zhang, Linjun Wang, H. Qu
{"title":"Design method for infrared elliptical dome optical system with wide field-of-regard","authors":"C. Wang, X. Zhang, Linjun Wang, H. Qu","doi":"10.3724/sp.j.1010.2013.00259","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00259","url":null,"abstract":"The aircraft with an elliptical dome acquires excellent aerodynamic performance, but the non-rotationally symmetric structure characteristic of the dome makes the airborne infrared search/track system difficult to meet the requirements of wide field-of-regard (FOR) and high imaging quality at the same time. In order to overcome this problem, a design method for the elliptical dome optical system based on the combination of an arch corrector and a dynamic corrector was proposed. A mid-wave infrared optical system with an ellipsoid dome was designed as an example. The system has a super wide FOR of +/- 54 degrees, and the imaging quality of the system approaches to the diffraction limit across the entire FOR and instantaneous field-of-view.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"32 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69889048","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Polarization spectral characteristics of soil surface moisture in the mid-wave infrared range 土壤表面水分中波红外偏振光谱特征
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00502
Zhang Qia
{"title":"Polarization spectral characteristics of soil surface moisture in the mid-wave infrared range","authors":"Zhang Qia","doi":"10.3724/sp.j.1010.2013.00502","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00502","url":null,"abstract":"The surfaces of soil with different moisture contents had been surveyed by the spectral polarimetry in the midw ave infrared range.The results indicate that the thermal radiation from the w ater-bearing soil surface is almost unpolarized,and the polarization characteristic of the soil surface is mainly caused by the reflection of solar light.Especially in the strong sunshine spectral range,the degree of polarization increases monotonically w ith the increase of soil moisture.This quantitative relationship provides basis for soil moisture monitoring by the remote sensing of the polarization of light in the mid-w ave infrared range.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"42 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69889565","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The removal of echo signals in terahertz time-domain spectroscopy 太赫兹时域光谱中回波信号的去除
IF 0.7 4区 物理与天体物理
红外与毫米波学报 Pub Date : 2013-01-01 DOI: 10.3724/sp.j.1010.2013.00265
Linghui Wang, Yingxin Wang, Ziran Zhao
{"title":"The removal of echo signals in terahertz time-domain spectroscopy","authors":"Linghui Wang, Yingxin Wang, Ziran Zhao","doi":"10.3724/sp.j.1010.2013.00265","DOIUrl":"https://doi.org/10.3724/sp.j.1010.2013.00265","url":null,"abstract":"Echo removal is an important way to improve the spectral resolution of terahertz time-domain spectroscopy.In order to study the echo removal method for the cases of nonlinear absorbent samples,the absorption and group delay effects were considered based on de-convolution algorithm.Two of the four parameters needed in conventional algorithms were abandoned and the remaining two are not related to the exact material and thickness of the sample,which improves the accuracy of terahertz spectrum recovery.Results show that the presented algorithm can eliminate echoes generated by GaAs antenna and ZnTe detection crystal effectively.The width of the time window is doubled so that the spectral resolution is improved up to 20 GHz.","PeriodicalId":50181,"journal":{"name":"红外与毫米波学报","volume":"1 1","pages":""},"PeriodicalIF":0.7,"publicationDate":"2013-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69889112","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
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