量子阱红外探测器峰值探测波长的精确设计与实验验证
第31卷第6期
红外与毫米波学报
V01.31.No.62012年12月
J.In行ared
Millim.Waves
December.2012
文章编号:1001—9014(2叭2)06—0481一06
DOI:10.3724/SP.J.1010.2012.00481
Peakdetection
wavelength
at8
Um:aCcllrate
J
1●1
de鲫霉m乏m【d
fabricationofquantumweUinfraredphotodetector
JINJu—Peng,
LIUDan,
CHENJian—Xin,
LINChun
(KeyLaboratoryofInfraredIma舀ngMaterialsandDetectors,Shan曲aiInstitute
ofTechnicalPhysics,ChineseAcademyofSciences,Shanghai
200083,China)
Abstract:Using
one
bandefkctivemassapproximationandshootingmethod,optimizedparametersofquantumwell
i11|‰d
photodetectorstmcturewerecakulated.Takinginto
account
hi曲order
effectofbandnonparabolicity,t}ledevicestmcture
wilh
a
peakdetectionwavelen蹲hof8“mweredesigned.Based
on
theca】clJlatedresult,GaAs/AlGaAsmuhiwellmaterial
was
gmwn.Thensingle・element
QWIPdevicewerefab“catedandchamcterized.Symmetrical,-ycurves
showedvery900d
qualityofthematerialandsuccessfulprocessindevicefabrication.Spectmlresponsivityexhibitedpeakwavelen殍h“7.96and7.98¨m,whichwereinexcellentagreementwith
our
designedvalue.
Keywords:QWIP;GaAs/AlGaAs;peakdetectionwavelen殍h;spectralresponsivity;bandnonparabolicityPACS:78.67.De.78.55.Cr,78.30.Fs
量子阱红外探测器峰值探测波长的精确设计与实验验证
金巨鹏,
刘
丹,
陈建新,林春
(中国科学院上海技术物理研究所红外成像材料与器件重点实验室,上海200083)
摘要:采用单能带电子有效质量近似(EMA)和波包函数近似(EFA)模型,考虑了能带非抛物线性等高阶因素,并利用投试法求解薛定谔方程,计算了准确设计峰值探测波长的GaAs/AlGaAs量子阱探测器结构参数.基于计算结果,用分子束外延(MBE)方法生长了设计峰值波长为8仙m的GaAs/AlGaAs多量子阱材料,进而制备了单元器件,并测试了,-I,曲线、光谱响应和探测率.Ly曲线的良好对称性显示了材料生长与器件制备工艺的质量,光谱响应曲线表明器件实际的峰值探测波长为7.96~7.98“m,与设计预期值吻合.
关键词:量子阱红外探测器;GaAs/AlGaAs;峰值波长;光谱响应;能带非抛物线性
中图分类号:0472+.3,0471.5
文献标识码:AmultibanddetectIntroduction
capacity,muchlowercost,andrela-tivelymatureprocess。31.
Especially,inthelong—wave
Quantum
weUinfraredphotodetectors
(QWIP)
infrared(LWIR)range,MCT
detectorssufferf南mhavebeena
very
important
researchtopic
ininf.rared
weakmechanicalstI℃n群hdueto
theweakbonding,
detector
area
formorethan20yearS.
Sincethe6rstob—
lowuniformitydueto
the
hi曲Hg
Vaporpressure,low
servationofstronginfraredintersubband
abso叩tion
inyieldandhigh
cost
due
to
thedimcultyinpmduction.
GaAs/AlAs
quantum—wellwave—guidesstnlcture[1]
in
Since1argesubstrateisprefbrredinlargefoHnatfocal1987,QwIP
haverapidlyprogressedandbecameI.ela—planearray
(FPA)
fabrication,
thesmallsizeof
tivelvmature.
ComDaredwiththetraditionaldominant
CdZnTesubstratefhrtherincreasethedifficulty
that
HgCdTe(mercury
cadmium
telluride,MCT)detec—
MCTconf如nted‘43.Thismakes
QWIP6nditsw8,for
tor
021,QWIPhavetheadvantagesofgooduniformity,
applicationinLWIRbandandlargescaleFPA.
R卵eiveddate:2011.06.17.reviseddate:2012-03一01
收稿日期:2011一03-19,修回日期:2012—03一01
Biography:JINJu.Pe“g(1982.),male,Lan2hou,China.Ph.D.Research6eldsfocuson
III—Vcompound
ofsemiconductor
deVices.E—mail:jinjupeng@
grnail.com.
4s2
鸳竺兰兰兰兰兰兰
OWIPsmake
use
:!兰
wave
ofintersubbandtransition
are
to
de—
on
theircorresponding
fhnction.
Asthemostwldely
tect
photons,whileMCTphotodetectors
based
usedappToximationmethodinsemiconductorphyslcs,EMAtumsthecomplexityofcrystalmaterialpotential
intosim-plicityof
an
interbandtransitioninintrinsicductor.
V蚵able
gap
se咖con—
Figure1sehematicallydepictsthisdiff宅rence.
not
empiricanyfittedconstam,
l・e・
Besides,QWIPis
sensitive
to
theincidentlight
semi—
ef琵ctivemass.Ef亿ctivemassvariesfordif绝rent
p酣allel
to
the铲owthdirection.
:
}№me
l、……~一
I_一一・_一^
。
E。一一・・一一-*J
…一..j
i一.一。一一一-一-一二-一一一
Fig.1
Schematicpictureexhibitingthedifferentabsorp—
tionmechallismofMCTa11dQWIP
图1
缔镉汞探测器与量子阱红外探测器不同的红外吸
收机理示意图
Inthispaperwereport
on
medesignandfabrica’
tionof
QWIPfor
certainpeakdetectionwaVelength
LWIR.
0ne
bandef亿ctive
mass
appIDxlmatlon(EMA)Ⅱlodel
and
envelopfunction
approxlmatlon
(EFA)wereemployed
indevicedesign,andshooting
method
was
chosenin
concrete
calculati0n.
QWIP
structure
Darameterswith
an
objectiVe
peakdetectlon
wavelengthof8阻mwere
calculated.
Based
on
thecal‘
culated
result,舢ltiweⅡQWIP
devices
were
fabricated
andcharacterized.Allsamplesshowedsatisf如tory
de‘
tectivityandtheexperimentalresuhofpeakwaVelen舀h
isingoodagreementwith
our
expected
Value・
1
Modeling
anddesign
1.1
Basicmodelandcomputationmethod
Wemade
use
DfEMAandEFAto壬indthequan—
tizedenell盯levelsofelectronsinthewells
as
well
eonductormaterialsandcan
be
experimemallydeter’
mined.
UnderthemodelingofEMA,thetime—inde—
pendentSchr6dingerequationfbran
electIoninbulk
semiconductor
can
bew打tten
as
一_—itf,kz,2’
’
一笔知(彳)=E(z),D\‘,’
(1)
2m+出“、。
wherem4,卉,沙andE
are
eⅡ'ectivemass,Plank
con。
stant.wavefuncti锄ande培enenerg)『Value
respeetlVe。
lv.ForheterostmetIlrecomposedof
two
kindsofmate—
rialswithdiffeTentbandg印,EFAiswidely
accepted
andapplied
as
a
good
approximation
on
matenals-
HoldingtheassumptjonsthatEMAisstillValidineachbulkmate矗alandthehete玎ojunctioncan
bedescribed
bv
one
InaterialpotentiaJwhichdedVesf而mthe
dis—
crepaneyin
bandgaps,theSchrbdin器erequation
de。
scribingtheelectronbehavior
inheterostmcture
can
be
writtenint11e
fb咖:
.’
.2
一.S专lfr(z)+y(z)母(z)=砷(z).(2)
ThismaniDulationis
so.caUedEFA.Thesubse。
quentproblemissolving
theSchr砌ingerequationlike
Eq.2.
ShootingmethodhasbeenproVedto
be
a
Very
nexibleandpoweIfulapproach
to
s01Vedifferenti出e’
quationlikeSchl6dingerequation.Thep订ncipal
idea
ofthisapproachistheapproximationchangingderiVa—
tiveint。finite
difference,i.e.replace警by等
Takem+(z)tobethemeanvalueof
m+(z+&/
2)andm+(彳一6z/2),the
iteration
fo衄ula
inshooting
method然:{半㈣坷]+志i8
+志㈦一揣
‘
m+(三+6∥2)
L
轰‘
m
L2+az/z)
+磊i历万P。纠一≯(z一8z/2)
Knowingthevaluesoftwo
points,砂(z一&)and
lf,(。),the
third
points≯(z+I瑟)ean
becalculated・
DoingthesameprocedureiteratiVely,the
whole
waVe
function
can
becalculatedforanyspecificenergyVal。
ue.
The
boundary
condition
for
stationary
state
is
1n
as
——————————————————————j坐塑竺皇竺尘生!竺竺兰!型』型竺!!里!!!!!!竺!!!:
6期
JINJu。Peng甜盘Z:Peakdetec晌n
waVelength
at
8斗m:accuratedesigllaJld
!!!
砂(。)—幻and÷沙(石)_owhen。_±∞.we
can
aZ
systematicallychangetheValueofenergystepwiseandfind
out
the
value
satisfy
the
boundar、r
condition.
whichistheeigenenergyfor
a
stationarystatein
QWs.
Themo∈Ieldescribedabovedoes
not
takeintoac.
count
anyactualsituationindevicedesign.
Higher
or.
derefbctssuch
as
multiparticleef.fect,quantum—con.
6nedStarkefkctandband.nonparabolicityhavecon.
siderableinnuence
on
theenerf耵
leveIsofquantumwells(Qws).
Hence,these
higher
order
effects
shouldbeconsideredin
QWIP
designing.
Practically,QWIPs
are
heavilydopedintheweU
regionandthereare
tremendousfreeelectronsinwells.
theimportant
assumptionofEMAmodelthatthereis
one
singleelectmninthepotentialfiledisnotvalid
anv
more.The
multi出electrons
dopedinwellsmakethe
potentialedgeslightlychanged.Self-consistentsolutionofPoissonand
SchrodingerequationoRenemployedto
includethismultiparticleefkct.Theresultshows
an
increaseoftheground
state
levelinwellsforseveral
meV。31,whichleadto
a
redshiftoftheDeakdetection
waVelen殍hof
a
QWIP.
Since
a
conductive
QWIP
commonlyworkunder
certainbiasVoltage,theelectricalfieldleadsto
quan.
tum—confinedStarkef五ect,whichisknown
as
the
suD.
pression
oftheground
state
levelinthewells.‘rhe
ef.fectismoresigni6cantunderhighbias.As
a
result。
the铲oundlevelsinquantumwellsdecreasebva
few
meV‘㈧.
This
leads
toa
blue
shiftofthedetection
waVelengthofa
QWIP.Themulti.particlee饪bctand
quantumcon6ned
Stark—ef玷cthasoppositeinnuence
on
thegroundstate
leVelin
QWs,what
is
imponant,
the
innuence
of
these
two
efkcts
are
comDarable.
Hence,these
two
efkctsmayofbeteachotherand
can
beelirnjnatedf南mthedetector
modeling
to
simplifvthe
computation.
Finally,higherorderefkctofband
non.
parabolicityisincludedinour
QWIPdevicedesignand
cumbersomecalculation
was
avoided.
TheparabolicrelationgivenbyE=}i2矗2/2m+isValidforthesituationthatthe
energy
oftheelectronis
Very
close
to
theband
edge.
Whenelectron
energy
goesfArawayflombandedge,thebandnonparabolici—tye任bct
becomes
non—negligibleforitseffbct
on
dark
currentH
1.
Wetook
intoaccountbandnonDarabolicitv
bythefornlulaproposedbyY.Hirayamaet.a】sinceitssimplicity
to
includeintotheshootingmethodcalcula—
tjon。引.Theef玷ctj、remass
parameterwasexpressedinthe
f0瑚ofm+(E)=m+(0)[1+0[(E—y)],where
d
=[1一m+(0)/,no]2/Eg,instead
oftheparabolic
re.
1ationgivenbyE=方2艮2/2m+.Finally,wemadetheit.
eration
computation
including
band
nonparabolicity
withMatI.ab.1.2
DevicedesignAsa
generalrule,Photoconductive
QW伊wi儿
haVe
a
better
ped.o瑚ance
whenthe6rstexcited
states
ofthewellis
I℃sonant
wjththebaITierheight[9】,and
theenergydifkIencebetweentheexcitedstate
and
ground
state
determinesthepeakdetectionwavelength.According
to
thismle,parameterssuch
as
wellwidth
andba而erheightfbr
a
givenpeakabsorption
wave.
1ength
can
becalculated.
Wemade
a
systematicalcalculationforGaAs/A1.
GaAs
QWIP
andtheresultisshowedinFig.2,where
thestrongredline
displaythattheoptimumcombina.
tionofwellwidthand
ba耐erheightfordetection
wave.
1jngthfrom7
to
16汕m.
Optimized
par啪eters
andcorresponding
wavelcnglll
Fig.
2
0ptimizedcombinadonsofwellwidmaIldbarrierfor
peakdetectionwaVelengtllfbr7to16“m
图2
峰值探测波长从7到16肛m的最佳阱宽与势垒的组合Wedesign6dthe
parameters
of
a
QWIP
with
an
peakdetectionwaVelengthof8斗m.ThewellandAlfIaction
aI-e
calculated
to
be5.2nmand
respectiVely.ThedopingdensityintheweU
layeranotherdegree
offreedomindesign.
As一
expectedwidth0.28introduces
——————————————————~——————————————————————————————————————~——
484
红外与毫米波学报
31卷
sumingt}latthedopantsinthewells
are
completelyion.
ized,therelationshipbetweenFennieneI譬y
leveland
the2D
d叩ing
density
is%=(m■壳2)B.We
deter-
minedthedopinglevelbyEf=2忌8r
HereE,isFerrni
energy,矗BisBoltzmanconstant,andthedopingdensi—
tywascalculatedtobe6.O×1017cm一3.Inaddition.
thethicknessoftheA1GaAsbaITierlayeralsoneeds
caref.ulconsideration.The
b删er
shouldbethick
e.
noughto
suppresstheinterwelltunnelingcuITentand
limitthedarkcun_ent.Andthereexist
a
criticalbaⅡier
widtllvalue,beyondwhichthedark
current
will
not
be
reduced锄y
more.Thiscritical
ba晡erthickness
is
in
the啪ge
of20一30nm[10|.30nm
were
chosen
as
the
barrierwidth.Figure
3
showsthedesigned
stlllcture
details.The
multiplequantumwellregions
have20
and40periodsofwellsfbrtwo
samplesrespectivelv.Table1
indicatesthe
concrete
value
we
adoDtedfor
somematerialparametersincalculation:11].
o.5岬GaAs:si2xIo,8cm.,
MQW
O.5umGaAs:Si2x】018cm’3
200nmAlo4Ga06As
GaAsSubstrate
Q叶
30nmA102BGa072As5.2nmGaAs:Si6.0×10‘7cm。3
30nmAlo28Ga072As
Fig.3
The
schem撕cdiagramillustrating
t}1e
designedweⅡstructure
图3设计的量子阱结构示意图
TabJel
A叼删蛐ts
we
adopcedforGaAsandAIGaAsin
shootingmetIlod
重1
投试法计算中采用的GaAs和AlGaAs的参数
GaAs
0.67
m。
1
41,eV~
.一型s鱼L=坐
!!:!!!:!:塑型塑
!:!!!:!:!!!!∑
2
Devicesfab—cat.on
Basedon山eresultofthecalculation,corresDond—
ingGaAs/AlGaAsquantuJl】wellstructure
was卿wn
by
molecularbeam
epitaxy(MBE)on
a
2inchesdiameter
GaAssubstrate.Tkosampleswith20
aJld40
welIs
were铲own.ThenStandard1ithographypI.ocess,wetetching,and
the咖al
metallicevapor砒ionpmcess
were
employedinf矗b—catingthedevice.Amixedsolutionof
puresuⅡhdcacid,hydrogenperoxide,andwaterwas
usedfbr
wet
etching.
AuGeNjalloywasdeposited
on
thetopofthemesasandthebottomcontactlaver.andthenannealed
to
f0瑚good
ohmic
contact.
Finally
a
relatiVelythickpureAulayerofabout500nmwas
de.
posited
on
top
andbottom
contactto
provjdesu嫡cjent
mechanicalstren舒hforwirebon出ng.The6nishedsin.
deelementdevicechips
were
thencarefullypolished
to
fo瑚a
45。facetat
theGaAssubstmte.whichisused
to
coupletheinf}aredradiance.
Figure
4showsthe
wholeco—iguration.
%。
Fig.
4
Schematicprofile
diagr啪of
thefinaldevice
with45。an91e
on
GaAssubstrate
图4
具有45。倒角的GaAs衬底器件剖面示意图
3
Experimentalresult
Afterthesample
devices
were
completelypr0.
cessed,twosampledevices,sampIe1with20
repeats
in
MQwregionandsample
2
with40repeats,were
readyfordevice
test.The,_矿characteristic
curves.
spectral
responsivity
and
cuITent
responsivit!Ir
were
measured
to
characterizetheQWIPdevices。,_ycurves
were
swept
under
dif耗renttemperature
bv
Keithlev236.Fjgure5shows
a
set
of,-y
curves
of
our
detectors
at
Varioustemperaturesf.rom40Kto85K.Thedesira.
blesymmetryofthecuⅣesil王ustratesthe即odmaterialqualityand
successfulf抽rication
pmcess.
The,.y
cunres
exhibiteddif-feI.entappeaI.ancebecauseofthe
VariableperiodofQWs.Thebiasv01tageintestistoo
thatthebaI而er0f
QWs
i玎sample1
was
broken
andthe
current
increasedmmaticallv.Thesame
wasnotobseⅣedforsample2
sinceithas
repeatofwellsin
MQWre妇on
andthebiasis
not
enough.
hj曲so
downphenomenonmorehigh
JINe£02:Peakdetectionat6期
Ju—Pengwavelength8斗m:accuratedesignand
fabricationofquantumweUinflared485
photodetecto。
湖
;…~Sample
l
枷——Sample2
湖
《
瓷
猫
—f—r—_
㈣
棚
蕊‘‘^——
o
,.删酬}^一上脚。』删卅、
-●J-^
4
6
14
vN
(a)
Fig.6
Spec仃alresDonsivitv
curves
at
50Kof_[Iletwode—
vicesampleswim20and40
wells,respectively.ne
peaks
of
meresponsivity
curvesare
at7.96aIld
7.98岬,excel一
lemlVdOvetailedwithdesignedvalue
图6两个量子阱周期分别为20和40的量子阱器件样品《诗
50K时的光谱响应.峰值处于7.96和7.98um处,与设计值非常吻合
singone
bande矗bctivemassapproximationandenvel—
op
fhnction
approximation
to,
and
we
made
use
of
%。。/Vshootingmethodinour
calculation.Inorder
to
accu—
(b)
ratelyfind
out
theenergylevelin
QWs
whichdete卜Fig.5厶ycharacteristic
curves
ofQWIPdeVicesam—
minethepeakwavelength,weincluded
higherorder
ples
at
dif诧renttemperature.AU
curves
exhibitedfa—
effectofband
vorablen帆parabolicity
in
our
des诤.nestlllc-
symme廿y
图5不同温度下两个量子阱器件样品的,-y曲线.ture
parameterswith
an
objectivepeakwaVelen薛hof8
所有的样品曲线都表现出了良好的对称性
斗m
were
calculated.
CoITesponding
stmcture
was
grownbyMBEandindividualdetectorswith20and40
ThespectralresponsiVity
curvewasmeasure
by
QWs
werefabricated.Measured
Lycharacteristic
FTIRforbothsamplelandsample2
at
50K,whichis
curves
at
difkrent
temperature
exhibited
Very
good
showninFig.6.ThecuⅣeindicatedthatthepeakab—
symmetry,indicatingthehighqualityofmaterialandsorptionof
our
detectors
occurat
7.96斗mforsample1
device.FTIRspectroscopyshowedthatthepeakdetec—
and7.98斗mforsample2.While
our
designedpeak
tionwavelen舒hsof
our
two
kindsofdetectors
were
detectionwaVelen射his8.0斗m,theexperimental
re-
7.96and7.98斗m,whichisinVerygoodaccordancesult
wasinexcellent
a铲eementwiththetheoretically
withtheoreticaUvcalculatedvalue.
expectedvalue.BothhighqualityofmaterialgrI)wth
anddevicefabricationcontributeto
thisresult.This
Acknowledgements
satisfactoryaccordancebetweentheoreticalresultandTheauthorsa地very铲ateful
to
Professor“Ning
experimentalresultprovedthatthemodelingandcalcu一andProfessorⅡZhi-feng,f如mNationalKeyLaborato—
1ationthat
we
conducted
was
reasonable.
ryofInfraIledPhysics,forthecharacterizationofthe
Inadditionwemeasuredtheblackbodydetectivi-detectors’perfbmance.We
also
express
our
thanks
to
tyf.0rour
sampledetectors.AcurrentresponsiVityof
colleaguesinKeyLaboratoryofInfraredImagingMate・
0.1
3A/Wand
thepeakdetectivityis8×1010cmHzl72
rialsandDetectorsforhelDfuldiscussion.
/Wwas
measuredforsample2under4Vbiasvoltage.
REFERENCES
4
Conclusions
[1]LevineBF,MalikRJ,walkerJ,e£Ⅱz.sⅡDng8.2斗min—
fraredintersubbandabsorptionindopedGaAs/AlAsquan一
Insummary,wemodeledGaAs/AlGaAs
QWIP
u-
(下转第496页)
496
红外与毫米波学报3l卷
|4lMaestriniA,ward
J,GillJ,以反.A1.7.1.9THzlocal
sign
andanalysisof
a
compact
coplanarstripfilterforTHzoscillator
source
J].
腰髓心cro驯o"e
nnd耽ref嬲s
compo.frequencies
J1.
旭EE
Mrn.sh#emⅡ£ionofMicr0"Ⅱ可e
聊n招k£把M,2004,14(6):253—255.Js怫印osiumD堙e5t.1994.1:309—312.
[5]wardJ,schlechtE,chattopadhyayG,e£Ⅱf.capabilityof
[13]McMaster
T
F,schneiderMV,snellww.Millimete卜THzsourcesbasedonSchottkydiodefrequencvmultiplier
wavereceivers
withsubhaHnonic
pump[J].饱EE
nor砧Ⅱc一
chains
C
1.觑2004腰EEMZ■S觑把m口£ionnZ
M;c阳叫。钾
£iom
on
胁cro埘口"e
Z砖eo砂
Ⅱnd
弛c^niq∽5,
1976,
24
5y,nposiu,nD瑶i船f.2004.3:1587—1590.
(12):948—952.
[6]MaestriniA,wardJS,GillJJ,et口z.A540—640一GHz
of
high—emciency
four—anode
fkquency
tripler[J].
』船E
[14]Kezai
T,SciutoR,VorstAV.ExperimentalevidencemountinggrooVesandserrationpatyemson矗nlineschar・
7k淞∞£io珊。凡且扎cr0叫倒e孤∞wond扎c^n函u∞,2005,
acte^stics[J].m£盯n口曲阮Z如ur眦zo厂f妒nred。砌心肌
53(9):2835—2843.
砌ter耽口es.1993.14:1035一1046.
[7]PorteIfieldD,croweT,Bishopw,ef础.Ahighpulsed
[15]Saini
K
S.AnoVel
galliumarsenide—quart—basedapproach
powerfrequencydoublerto190
GHz[c].如孔e如施30胁
towardslargerband.widthSchottkydiodefkquencvmulti—
Jn£erM£io黼fc0,施re船eon如万ured口nd心胁me把r贶卯s
pliers[D]:[DoctorrI’}lesis].Virginia:university
ofVir'
n他d13琥h≠emo£幻nofco旆reMe
o凡死mhe比觑ec£ron妇.
ginia,2003.
2005.1:78—79.[16]urzainqui
IE.
ElectTomagneticbandg印technologyfor
8
JefheyL,HeslerwLB,Thomasw.crowemultipIierde—millimetrewave
applications[D]:[DoctorThesis].
Pam—
velopmentfortheupperALMAlocaloscillatorbands
fC].
Navam,2004.
觑17琥觑£emo痂InoZ
Js卿osiMm
plona:UniversityPublicade
Dn
spⅡce%m^em%c危nDZ.
[17]PorteIneld
D.A200GHzbmadband,fixed—tuned,planar
99y.Paris.2006:215—218.
doubler
c
1.
觑Procee击,珥s
o厂£he死凡虎m把motionnz
【9
silesJ
V,MaestriniA,Aldennan
B,村oz.Asingle—
lS_y唧∞iumon却oce死m^e心%c^加fogy.1999:463.
waVeguidein-phase
脚E心cro叫Ⅱ"e
power—combinedf沁quency
doubler
at
[18][0L].http://vadiodes.com/
190GHz
J
I.
nnd彤ire2∞scompo,w凡£s
[19]zhangY,LinYG.185GHzsolid—statecircuitsfrequency
厶£把邢,201l,21(6):332—334.
d叫bler[J].如“mⅡfo厂c琉i钾瑙i计or眈c£ron面&;e聊Pn,耐[10]wang
H,RollinJ—M,AldemanB,etnz.Designof
a
low
?_c^r}D2qgy旷∞i凡口,2010,39(2):232—235.
noise
imegmted
sub—ha彻onicmixerat
183CHzusingEu—
[20]zhangs,zhangB,FanY.Designofa
114GHz-135GHz
mpeanSchottkydiodetechnology[C].抚4矶嬲A阢以一
passivetripler[c].
m2010加B,啪≠iD,}。2.s)唧osiH,non
s危0p
Dn心胁舢£re耽秽e乳c^加切口蒯A阳Z站。砌瑚.Fin—
S谤m厶5声把郴。以眈加n如(上鼢晒).Nanjing.2010,
land.2006.
l一3.
[11]Faber
MT,chramiecJ,AdamskiME.Microwaveand
[21]Yao
c.
Reaearch
on
microwaveaJldmillimeterwavefb.
millimetelwavediodef诧quencymultipliers『C].
Boston.
quencymixing
andmultiplyingtechniquesandtheirappli—
London:ArtechHouse.1995:104—107.
cations[D]:[DoctorThesis].Nanjing:southeast
univer.
[12]OswaldJE,siegel
P
H.TheapplicationoftheFDTDsity,2010.
methodtomillimeter—wave6ltercircuitsincludingthede—
牛{^暇≮警串}篾噌}倦串}民噌譬嚣乍}母}民苦警早毒毫}饪喈譬1鼯早}践噌懿幸}任}篾≮譬牛}篾≮锹幸}篾≮薯毕}高婶}话}茂弗壬一号}篾『{誓阜{卑毒
(上接485页)
tum
weu
waveguides[J].铆fied
P危弘如kf把巧,1987,50
尸%c.0厂S纠E,2010,7658:7658lUl—76581U6.
(5):273—275.
[7]Panda
S,PandaBK,Fungs.Effectofconductionband
[2]Luw,LiL,zhengHL,以nf.Developmentof
an
infrared
nonparab01icityon
thedark
cun’entina
quantum
wellinfh.
detector:Quantumwellinfraredphotodetector[J].scie,配e
red
detector[J].,4即f.嘶,.2007,101(4):043705.
抽(冼i凡oSeriesG:P矗"ics,Mec危onics&A5fronomy。2009,
[8]Hirayama
Y,smetJH,PengLH,e£nz.Feasibilitvof
52(7):969—977.
1.55“mintersubbandphotonicdevicesusingInGaAs/AlAs[3]RogalskiA.Quantumwellphotoconductorsininfhredde.
pseudomorphicquantumwellstmctures[J].
却口,;∞e,
tectortechnology[J].如Mrnoz妒App如dPh弘泌,2003,93
AppZiedP矗,芦.,1994,33:890一895.
(8):4355—4391.
[9]Liu
H
C.
Quantumwellinfraredphotodetec【ors:Thebasic
4
RogalskiA.MateIialconsiderationsforthirdgenerationin—designandnewresearchdirections[J].(冼irlese如urn020厂
fraredphotondetectors[J].埘札red肌”扔&死c^加fp∥,
5emico凡duc£or,2001,22(5):529—537.
2007,50(2_3):240—252.
10schneiderH,LiuHc.p懈耐Mm似e盯in—.0redp危o£od以ec一
[5]Harrison
P.
Qu。n£Mm训ef如,甜ir部,o,矗do£s:卯wo阳£把nf
£o,苫:吼”icsⅡndqppfic。≠iD,醛[M].
1ed.
springer,New
o见d
co,npu£Ⅱtionofp^ysics
o厂se,nico凡dzoc£or
nonos£几zc£ure
York.2007.
[M].seconded.Johnwiley&SonsHoboken,NJ,2005.[11]Vurgaftman
I,MeyerJR,Ram—MohanLR.Band
p锄m—
[6]JinJP,Linc.DesignofoptimizedQuantumweuinfrared
eters
forIII-Vcompoundsemiconductorsandtheirallovs
photodetector台stnJctureincludinghigherordere{fects[J].
[J].,4ppf.鼢”.,200l,89(11):5815—5875.
量子阱红外探测器峰值探测波长的精确设计与实验验证
作者:作者单位:刊名:英文刊名:年,卷(期):
金巨鹏, 刘丹, 陈建新, 林春, JIN Ju-Peng, LIU Dan, CHEN Jian-Xin, LIN Chun中国科学院上海技术物理研究所 红外成像材料与器件重点实验室,上海,200083红外与毫米波学报
Journal of Infrared and Millimeter Waves2012,31(6)
本文链接:http://d.g.wanfangdata.com.cn/Periodical_hwyhmb201206001.aspx