Magnetohydrodynamic(MHD)instabilities are widely observed during tokamak plasma operation.Magnetic diagnostics provide i......

经常练习一句多译，即用同义、近义词语或不同的语法结构、句式来表达相同的意思，是提高书面表达能力的重要技巧。句例：1.虽然他很年轻......

Acoustic remote sensing is a principal method in the probing system of the atmospheric bounda-ry layer(ABL).Three effect......

A series of new fluoro-containing copolymers have been synthesized by a Mitsunobu reaction with 4,4’-(hexafluoroisoprop......

误区一:不及物动词用被动语态.如:1.What was happened to yon?2.ThiS kind of cloth is washed Well.3.The door won’t be lock......

Ⅰ.词汇短语复习1.A large numher of people poured into big cities to trytheir_____________.A.luck B.courage C.success D.......

Dinner? Clubbing? There are many places full of picturesque sceneries, beautiful girls and delicious food. But if you wa......

We report on the amplification of high-average-power and high-efficiency picosecond pulses in a self-made verylarge-mode......

Mrs Brown was going out for the day.She locked the house and put a note for the milkman on the door:NOBODY HOME.DON’T L......

A guy tells his psychiatrist(精神病医生),“I always have this weird dream at night.I am locked in a room with a door on ......

动词不定式是非谓语动词中使用最广泛的一种,一般由“to+动词原形”构成。在句子中,动词不定式可以充当除了谓语之外的任何成分,如......

In some of the coalfields in India, coal seams are only developed but no extraction of pillars is possible due to the pr......

The growth of semi-insulating SI: InP (Fe) using N_2+H_2 as a carrier gas through chloride vapor phase(VPE) is reported ......

Second harmonic generation has been observed from CdSxSe1-x microcrystallite doped glass, which is electrically polariz......

ＡｎＥｘｐｅｒｉｍｅｎｔａｌＳｔｕｄｙｏｎｔｈｅＯｕｔｐｕｔＰｒｏｐｅｒｔｉｅｓｏｆａｎＡｃｔｉｖｅｌｙＭｏｄｅ┐ｌｏｃｋｅｄＥｒ３＋ＤｏｐｅｄＦｉｂｅｒＲｉｎｇＬａｓｅｒＬＩＵＪｕｎＬＯＵＣａｉｙｕＺＨＯＮＧＳｈａｎＧＡＯＹｉｚｈｉ（Ｄｅｐａｒｔｍ... AnExperimentalStudyontheOutputPropertiesofanActivelyMode┐lockedEr3 + DopedFiberRingLaserLIUJunLOUCaiyuZHONGShanG......

This paper deseribes the results of computer simulation of pulsewidth dependence upon the physical parameters of a Ti:s......

ＳｏｌｉｔｏｎＴｒａｎｓｍｉｓｓｉｏｎＵｓｉｎｇＡｃｔｉｖｅｌｙＭｏｄｅ－ｌｏｃｋｅｄＦｉｂｅｒＲｉｎｇＬａｓｅｒａｔ２．５ＧＨｚａｎｄ５ＧＨｚ￥ＺＨＯＮＧＳｈａｎ；ＬＯＵＣａｉｙｕｎ；ＬＩＵＪｕｎ；ＧＡＯＹｉｚｈｉ；ＺＨＯＵＢｉｎｇｋｕｎ（Ｄｅｐｔ... SolitonTransmissionUsingActivelyMode-lockedFiberRingLaserat2.5GHzand5GHz ¥ ZHONGShan; LOUCaiyun; LIUJun; GAOYizhi;......

The PolyU Library in 2011 continues to be located on a land-locked campus,in the middle of one of the most densely popul......

RF excited CO 2 waveguide laser arrays with three different structures (one dimension and two dimension) are reported......

１ＩｎｔｒｏｄｕｃｔｉｏｎＨｉｇｈｓｐｅｄａｎｄｌａｒｇｅｃａｐａｃｉｔｙａｒｅｔｈｅｅｖｉｄｅｎｔｆｅａｔｕｒｅｓｏｆｔｈｅｉｎｔｅｒｎａｔｉｏｎａｌｏｐｔｉｃａｌｃｏｍｍｕｎｉｃａｔｉｏｎｒｅｓｅａｒｃｈ．Ｈｏｗｅｖｅｒ，ｔｈｅｈｉｇｈｅｓｔｂ... 1IntroductionHighspedandlargecapacityaretheevidentfeaturesoftheinternationalopticalcommunication research. Howeve......

１ＩｎｔｒｏｄｕｃｔｉｏｎＭｏｄｅｌｏｃｋｅｄｆｉｂｅｒｌａｓｅｒｓａｒｅｔｈｅａｔｒａｃｔｉｖｅｓｏｕｒｃｅｓｏｆｕｌｔｒａｓｈｏｒｔｏｐｔｉｃａｌｐｕｌｓｅｓａｔｔｈｅｃｏｍｍｕｎｉｃａｔｉｏｎｗａｖｅｌｅｎｇｔｈｏｆ１．５５μｍｂｅｃａｕｓ... 1IntroductionModelockedfiberlasersaretheatractivesourcesofultrashortopticalpulsesatthecommunicationwavele......

说到英语的疑问句,很多小学生都知道一般疑问句、特殊疑问句、反义疑问句和选择疑问句。其实,英语的疑问句并不仅仅如此,还有很多......

A multi-function device based on two terahertz optical asymmeric demultiplexers (TOAD) is proposed, which can be used si......

The wavelength tuning ranges of a grating external-cavity laser diode (ECLD) have been studied by the equivalent cavity ......

The experimental results of imaging through flesh tissue using fs electronic holographic gating method is reported. In ......

The multi-peak spectrum of Ti: sapphire pulses observed experimentally under ultra-broad bandwidth conditions ( < 15 fs ......

A diode pumped intracavity frequency-doubled Nd: YVO_4 laser emitting at 671 nm with a type- Ⅱ noncritical phase-match......

The mechanism of femtosecond optical pulse generation in a self-starting Er~(3+)-doped fiber ring solitonlaser and expe......

A new method is proposed to analyze and calculate the jitters in a mode locked solid state laser with chirp. A set of ......

We have developed a compact Ti:sapphire laser system which can generate 5.4-Tw pulses at 10-Hz repetition rate. Chirped......

The new system contains all the independent variables, setting the ultimate objective function groups,installing the com......

By reducing the effects of frequency dependent mode size and intracavity gain saturation of a KLM Ti: sapphire laser, th......

Using a modified ABCD matrix  approach accounting for nonlinear refraction in active medium, the ranges of cavit......

A fully integrated phase-locked loop(PLL) is presented for a single quadrature output frequency of 3.96 GHz.The proposed......

A radiation hard phase-locked loop (PLL) is designed at 2.5 GHz using silicon on sapphire complementary metal-oxide-semi......

This paper describes a divide-by-two injection-locked frequency divider(ILFD)for frequency synthesizers as used in multi......

无偏倒技术(NoSWEEP)是引线成型工艺过程中防止引线偏倒或偏斜的一种工艺技术。该工艺技术包含独特的材料、设备和工艺,提供了当前......

Stable continuous-wave passive mode-locking of diode-end-pumped Nd:GdVO4 and Nd:YAG lasers with semiconductor saturable......

The traditional clutter map constant false alarm rate (CM-CFAR) detector is affected by interference and self-masking[1......

Two semiconductor saturable absorber mirrors (SESAMs), of which one is coated with 50% reflection film on the top and th......

A flasli-lamp-pumped Nd:YAG regenerative amplifier has been developed at 1.06 μm, seeded with 10-ps pulses from a diode......

A couple of simple-structure phase modulators were used in active mode-locked fiber laser to implement repetition rate c......

The passively Q-switched and mode-locked(QML) characteristics in a diode-pumped Nd∶GdVO_4 laser with Cr~(4+)∶YAG satur......

A wavelength tunable, high repetition rate mode-locked fiber ring laser was demonstrated. In the experiment, photonic cr......

This paper investigates a high power all fiber ultrashort pulse laser system. This system consists of a mode-locking las......

A compact extended cavity diode laser (ECDL) system operating at 852 nm for small optically pumped cesium (Cs) beam freq......

Ultrashort pulses were generated in passively mode-locked Nd:YAG and Nd:GdVO4 lasers pumped by a pulsed laser diode with......

All-optical clock recovery from non-return-to-zero (NRZ) data using an semiconductor optical amplifier (SOA) loop mirror......

An optimized design of laser range finding system using the self-mixing effect in a single-mode vertical-cavity surface-......

A diode-pumped passively Q-switched Nd:YLF laser was demonstrated by using saturable absorber of Cr4+:YAG. At the incide......