Photocurrent is become like the system electronic parts studies the Namiguang that help strength

In the solar battery / the photoelectricity parts of an apparatus such as photoelectricity detector studies the job is medium, photocurrent is the method of token of very important a kind of function. And photocurrent phenomenon visible indication comes out, can help the correlation that studies material itself micromechanism and photocurrent, provide valuable information with compound process to understand the charge in material to transmit. The Mapping with stuff place and photocurrent one to one correspondence size pursues, the parameter of crucial electricity character that also can collect data well and truly, carry for example stream child diffusion length, depletion layer width is waited a moment. Can announce better the working mechanism of interior of parts of an apparatus, for the structure of parts of an apparatus design and function are optimized offerred directional how-to. The last few years, photocurrent becomes the application in resembling a system studying in electronic parts of of all kinds Na Miguang quite much. Be in especially transfer the domain of 2 dimension material such as metallic sulfide TMDS and black scale BP is fervent with each passing day, this kind new-style distinguish with traditional semiconductor on the function of 2 dimension material and mechanism of job of parts of an apparatus great, photocurrent of have the aid of becomes the important instrument that made a kind study immanent mechanism like the system. The photocurrent with at present commonly used institute is become like the system, compare to raise sensitivity and letter a confusion of voices, often need to use lock photograph amplifier and optical behead wave implement, can increase the expenditure of system of a complete set of greatly.

And I manage the photocurrent of the Nanobase of the sole agent is become like the system, be in microscopical on the foundation of copolymerization Jiao Laman, can expand small area photoelectricity is become expediently like the function, have higher resolution (facula dimension ~2.3um) , bigger sweep range (200um*200um) , the spot that Zhenjing scans controls fashion, the Raman that can achieve absolutely and same point / photocurrent / fluorescent / fluorescent life is measured, provide strong experimental data to study a group.

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

Korea is become all Professor Si Young Lee of house university uses this to cover a system in his research Large Work Function Modulation Of Monolayer MoS2 By Ambient Gases, studied the work efficiency that MoS2 parts of an apparatus issues in different environment gas, make the new-style semiconductor that gives partial passivation finally, its ideal factor is almost 1, have perfect electric reversibility, and be become through photocurrent measure so that depletion layer width is ~200nm like the system, the semiconductor that compare style became narrow slue. Relevant research achievement is published on ACS NANO magazine (ACS Nano 2016, 10, 6, 6100-6107)

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

Dr. Andres Castellanos-Gomez of Spanish IMDEA-nanocientia grinds the group uses similar photocurrent to become like the system, they pay close attention to more MoS2 is based on below 0 bias voltage 2 dimension material is coessential the distributinging circumstance of the photocurrent in P-n knot parts of an apparatus. Consider to make clear, the photocurrent a Buddhist monk of this kind of parts of an apparatus is main origin is P-N cement division. Because the parts of an apparatus of different and impure type can be taken break deserved to produce built-in electric field, should arouse illumination to shoot knot zone time, photo-generated carry stream child the depart below the action that advocates electric field inside produces photocurrent thereby. Should arouse light to leave knot zone time, photo-generated carry stream child very fast compound, arise without photocurrent thereby. Become calibration resembling a plan through photocurrent, change photoelectricity efficiency to promote to 1% . Relevant research achievement is published on Small Methods magazine (DOI:1On 0.1002/smtd.201700119) .

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

Photocurrent is become like the system, to study Na Miguang electronic parts is medium photo-generated carry stream child transmit, depart and complex process, and optimize structure of parts of an apparatus further, raise photoelectricity of parts of an apparatus to changed efficiency to provide huge help.

Product introduction:

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

1.XperRam C Series

Freeboard sex price is compared, can realize stable state fluorescence to become at the same time like the function

Technology of distinctive Chan Zhenjing scanning, have exceedingly good scanning precision and repeatability

<0.02um of laser scanning resolution, repeatability is less than 0.1um

Substance appearance is holographic grating

Transmitance > 90% , accuse than reflexing type grating 30% , signal transmission efficiency is taller

Scanning rate is rapid, sweep range is big

200um*200um limits high speed is become picture,

2.XperRam S Series

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

Outstanding resolution, can realize stable state fluorescence to become at the same time like the function

Spectrometer is anxious long 200mm

Resemble element dimension 16um/pixel

Limiting resolution FWHM 2.5cm-1

Can expand photocurrent is become picture / TCSPC fluorescent life is become picture / inductance coupling plasma launchs spectral module

Electrochemistry former an experiment is custom-built change a service

Arouse smooth fiber-optic interface

3. fluorescent life is become like module

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

Measure limits 100ps-10us

Time resolution <50ps

Exploration efficiency is as high as 49%

Dead time <77ns

Arouse smooth wavelengh 266nm-1990nm

Wide 6ns of arteries and veins

Repeat frequency 31.15KHZ-80MHZ

4. photocurrent is become like module

Photocurrent is become like the system electronic parts studies the Namiguang that help strength

1um(X/Y) of precision of bougie stage displacement, 10um(Z)

13mm(X/Y).20mm(Z of limits of bougie stage shift)

10fA of electric current of bougie excessive discharge

The standard chooses Keithley 2400 of watch matching a source, other source watch can be done comfortable match

Plasma of 5. inductance coupling launchs spectral module

6. arouses light and signal smooth polarization to control module

7.Low wave number pulls graceful module

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