CN109001170A - A kind of space fluorescence spectrum measuring apparatus and method - Google Patents
A kind of space fluorescence spectrum measuring apparatus and method Download PDFInfo
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- CN109001170A CN109001170A CN201810858326.6A CN201810858326A CN109001170A CN 109001170 A CN109001170 A CN 109001170A CN 201810858326 A CN201810858326 A CN 201810858326A CN 109001170 A CN109001170 A CN 109001170A
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- 238000002189 fluorescence spectrum Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000000523 sample Substances 0.000 claims abstract description 49
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000001506 fluorescence spectroscopy Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000000746 purification Methods 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000013519 translation Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 6
- ZGTNJINJRMRGNV-UHFFFAOYSA-N [V].[Fe].[Zr] Chemical group [V].[Fe].[Zr] ZGTNJINJRMRGNV-UHFFFAOYSA-N 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 abstract description 8
- 150000001340 alkali metals Chemical class 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 4
- 241000196324 Embryophyta Species 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000931526 Acer campestre Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6456—Spatial resolved fluorescence measurements; Imaging
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- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention discloses a kind of space fluorescence spectrum measuring apparatus and methods; device includes providing module, spectrometer and computer with reaction vessel, laser; the present apparatus measures the measuring device of space fluorescence spectrum for alkali metal under conditions of different othermohygrometers; protective gas is provided when testing and the adjustment of measuring air pressure can be carried out for the property of sample to be tested; and the acquisition of fluorescence data is carried out using the tracking probe that can carry out horizontal position adjustment, the fluorescence spectrum suitable for alkali metal is tested.
Description
Technical field
The invention belongs to laser spectrum tech fields, and in particular to a kind of space fluorescence spectrum measuring apparatus and method.
Background technique
Laser spectrum tech has been an emerging science growing up on the basis of classical spectrum since laser technology occurs
Technology.With the scientific and technological progress of every field, the limiting snesibility of analysis, the resolution ratio of spectrum, time and space are measured
Resolution ratio suffers from very big promotion.The development of spectroscopy is particularly important to pushing the development of physics to serve.And it surveys
Quantity space fluorescence spectrum is a branch of laser spectrum measurement, also has important meaning for the research of physical phenomenon
Justice.Because space fluorescence spectrum has different air pressure and temperature for different substances especially alkali metal in measurement and wants
It asks, so to design a set of measurement dress for measuring space fluorescence spectrum under conditions of different othermohygrometers dedicated for alkali metal
It sets.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of for measuring the measurement of space fluorescence spectrum
Device.
The present invention is achieved by the following technical solutions:
A kind of space fluorescence spectrum measuring apparatus, including for being heated to sample and providing the anti-of closed air environment
Container is answered, the laser for exciting sample to issue fluorescence signal provides module, for acquiring the fluorescence signal of sample and being converted to
The spectrometer of fluorescence data；
The reaction vessel includes closed at both ends and horizontally disposed transparent cylinder, with the perpendicular company of transparent cylinder
Logical and its built-in heating mechanism heating cylinder, and be connected to the reaction vessel vacuum pump for providing vacuum environment,
For providing the air distributing device of protective gas and for the gas cleaning plant of purification, the gas cleaning plant includes circulation
Pump and purification device；
The laser provides the laser that module is launched and injects cylinder and focus on the metal vapors formed after sample heating
On；
The spectrometer is set to the reaction vessel side to acquire fluorescence, including that can carry out horizontal position adjustment
Tracking probe and monochromator.
In the above-mentioned technical solutions, the heating mechanism is crucible, and the crucible is by being set to outside reaction vessel
Heating coil heated.
In the above-mentioned technical solutions, it includes laser, spectroscope, wavemeter and beam expanding lens that the laser, which provides module,
The shoot laser of the laser after spectroscope and beam expanding lens by being irradiated on the metal vapors that sample is formed after the heating.
In the above-mentioned technical solutions, the circulating pump includes the support frame for being provided with left plate and right side plate, is arranged on the right side
Between side plate and left plate and it is driven the baffle that left and right moves back and forth, two sections are correspondingly arranged between left plate and baffle and right side
Bellows between plate and baffle, the bellows both ends are sealedly and fixedly connected with baffle, left plate or right side plate respectively；It is described
The lumen of bellows controlled be connected to through air inlet pipeline or outlet pipe with gas piping.
In the above-mentioned technical solutions, it is provided with lead screw between the left plate of support frame as described above and right side plate, is set on lead screw
It is equipped with that be connected with baffle can be along the screw slide of guide screw movement；One end of the lead screw is provided with for controlling motor positive and inverse
Limit switch, limit switch makes circulating pump the by matching manipulation circulating pump second stepper motor with interlocking relay
Two stepping motor drives lead screw Direct/Reverse alternate rotation, and then realizes screw slide and the baffle being arranged on right side
Reciprocating motion between plate and left plate.
In the above-mentioned technical solutions, left air cavity, the baffle and the right side are formed in the bellows between the baffle and left plate
Right air cavity is formed in the bellows of side sheet room, and the first solenoid vacuum valve is set between the air inlet of the air inlet pipeline and left air cavity
Door, is arranged the second ELECTROMAGNETIC VACUUM valve between the air inlet and right air cavity of air inlet pipeline, in the gas outlet and a left side of outlet pipe
Third ELECTROMAGNETIC VACUUM valve is set between air cavity, the 4th solenoid vacuum valve is set between the gas outlet and right air cavity of outlet pipe
Door.
In the above-mentioned technical solutions, the purification device includes shell, filter, getter and temperature control armouring calandria, shell
Getter is placed at the middle part of body, and filter is arranged in the two sides of getter, and temperature control armouring calandria is arranged in external in shell.
In the above-mentioned technical solutions, the getter is zirconium vanadium iron.
In the above-mentioned technical solutions, the filter is in honeycomb.
A kind of space fluorescence spectral measuring method, carries out according to the following steps:
Step 1: sample to be tested is placed in crucible, it will be vacuumized in reaction vessel by vacuum pump, filled by distribution
It sets and is filled with protective gas into reaction vessel；
Step 2: opening laser, the shoot laser of laser is made to pass through spectroscope and beam expanding lens vertical irradiation into reaction
In container；
Step 3: being heated by heating coil to the sample in crucible, sample forms metal vapors after being heated,
Laser irradiation is in metal vapors；
Step 4: open driver, driver drive the first stepper motor make tracking probe along Laser emission direction into
Row moves horizontally and acquires fluorescence data；
Step 5: computer is obtained collected fluorescence data and is analyzed and processed using fluorescence measurement software.
In the above-mentioned technical solutions, in said step 1, to improve the protective gas purity being filled with, gas purification is filled
It sets opening and circulating purification is carried out to protective gas.
The advantages and benefits of the present invention are: the present apparatus measures sky for alkali metal under conditions of different othermohygrometers
Between fluorescence spectrum measuring device, when testing provide protective gas and can be directed to sample to be tested property carry out test gas
The adjustment of pressure, and using the acquisition for the tracking probe progress fluorescence data that can carry out horizontal position adjustment, it is suitable for alkali gold
The fluorescence spectrum of category is tested.
Detailed description of the invention
Fig. 1 is Integral connection structure schematic diagram of the present invention.
Fig. 2 is measurement module attachment structure schematic diagram.
Fig. 3 is tracking sonde configuration schematic diagram.
Fig. 4 provides module connection structure schematic diagram for laser.
Fig. 5 is evaporating principle schematic diagram.
Fig. 6 is purification device structural schematic diagram.
Wherein, 1 is reaction vessel, and 2 be air distributing device, and 3 be circulating pump, and 4 be purification device, and 5 be vacuum pump, and 6 be air pressure
Meter, 7 be measurement module, and 8 provide module for laser, and 9 be monochromator, and 10 be computer, and 11 be driver, and 12 be tracking probe,
13 be the first stepper motor, and 14 be motorized precision translation stage, and 15 be measuring probe, and 16 be wavemeter, and 17 be laser, and 18 be to expand
Mirror, 19 be spectroscope, and 20 be metal vapors, and 21 be laser, and 22 be crucible, and 23 be heating coil, and 24 be to excite fluorescence area, 25
It is filter for shell, 26,27 be getter, and 28 be temperature control armouring calandria, and 29 be the first ELECTROMAGNETIC VACUUM valve, and 30 be the second electricity
Magnetic vacuum valve, 31 be third ELECTROMAGNETIC VACUUM valve, and 32 be the 4th ELECTROMAGNETIC VACUUM valve, and 33 be second stepper motor, and 34 be silk
Thick stick, 35 be screw slide, and 36 be bellows, and 37 be baffle, and 38 be air inlet pipeline, and 39 be outlet pipe, and 40 be circulation pump frame,
42 be support frame, and 43 be sliding rail.
It for those of ordinary skill in the art, without creative efforts, can be according to above attached
Figure obtains other relevant drawings.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, combined with specific embodiments below furtherly
Bright technical solution of the present invention.
Embodiment 1
A kind of space fluorescence spectrum measuring apparatus, including for being heated to sample and providing the anti-of closed air environment
Container 1 is answered, the laser for exciting sample to issue fluorescence signal provides module 8, for acquiring fluorescence signal and the conversion of sample
At the spectrometer of fluorescence data, and receives fluorescence data and carry out the computer 10 of analysis comparison；
The reaction vessel is built-in with the crucible 22 for heating sample, and the reaction vessel connection is for providing vacuum ring
The vacuum pump 5 in border, the air distributing device 2 for providing protective gas and for the gas cleaning plant of purification；
It includes laser 17, spectroscope 19, wavemeter 16 and beam expanding lens 18, the laser that the laser, which provides module,
Shoot laser by being irradiated in the vertical direction of the crucible in reaction vessel after spectroscope and beam expanding lens, to focus on sample
20 on the metal vapors that product are formed after the heating；
The spectrometer includes the tracking probe 12 and monochromator 9 that can carry out horizontal position adjustment.
The reaction vessel is horizontally disposed transparent tube structure.The reaction vessel connection barometer 6 is anti-to test
Answer air pressure in container.The crucible is heated by being set to the heating coil 23 outside reaction vessel.
Carry out alkali metal space fluorescence spectral measuring when, the sample emission wavelength used for 490nm, laser it is defeated
Wavelength regulation is 980nm out, can select different type, no according to the difference of alkali metal Fluorescence Characteristic excitation wavelength to be measured
The laser of co-wavelength, select in the present embodiment be the production of coherent company femto-second laser Mari-f900.
(1) sample to be tested is placed in crucible, will be vacuumized in reaction vessel by vacuum pump, by air distributing device to
Protective gas is filled in reaction vessel；To improve the protective gas purity being filled with, gas cleaning plant is opened to protective gas
Carry out circulating purification；
(2) laser is switched on and preheats 40min or so, keep the shoot laser of laser vertical by spectroscope and beam expanding lens
It irradiates into reaction vessel；By beam expanding lens adjust laser beam spot sizes size, the variation of wavemeter real-time monitoring optical maser wavelength,
Laser needed for spectroscope provides real-time online measuring for wavemeter；
(3) sample in crucible is heated by heating coil, sample forms metal vapors, laser after being heated
It is irradiated in metal vapors；
(4) driver is opened, driver driving stepper motor makes tracking probe along the carry out level shifting of Laser emission direction
It moves and acquires fluorescence data；
(5) computer is obtained collected fluorescence data and is analyzed using fluorescence measurement software Libraview
Processing.
Embodiment 2
A kind of space fluorescence spectrum measuring apparatus, including for being heated to sample and providing the anti-of closed air environment
Container 1 is answered, the laser for exciting sample to issue fluorescence signal provides module 8, for acquiring fluorescence signal and the conversion of sample
At the spectrometer of fluorescence data, and receives fluorescence data and carry out the computer 10 of analysis comparison；
The reaction vessel is built-in with the crucible 22 for heating sample, and the reaction vessel connection is for providing vacuum ring
The vacuum pump 5 in border, the air distributing device 2 for providing protective gas and for the gas cleaning plant of purification；
It includes laser 17, spectroscope 19, wavemeter 16 and beam expanding lens 18, the laser that the laser, which provides module,
Shoot laser by being irradiated in the vertical direction of the crucible in reaction vessel after spectroscope and beam expanding lens, to focus on sample
20 on the metal vapors that product are formed after the heating；
The spectrometer includes the tracking probe 12 and monochromator 9 that can carry out horizontal position adjustment.
The sample is solid-state alkali metal.The gas cleaning plant includes circulating pump 3 and purification device 4, purification device
Including shell 25, honeycomb filter 26, zirconium vanadium iron getter 27 and temperature control armouring calandria 28, zirconium vanadium iron is placed at the middle part of shell
Getter, is arranged honeycomb filter in the two sides of getter, and temperature control armouring calandria is arranged in external in shell.The tracking is visited
Head includes the first stepper motor 13, motorized precision translation stage 14 and measuring probe 15, and being provided on the first stepper motor can be along its water
Smoothly dynamic motorized precision translation stage is provided with measuring probe on motorized precision translation stage.First stepper motor is connected with driver, drives
Dynamic device provides driving force for stepper motor.
Embodiment 3
On the basis of embodiment 2, the structure of the circulating pump is as described below: circulating pump includes being provided with left plate and the right side
The support frame 42 of side plate is arranged between right side plate and left plate and is driven the reciprocal baffle 37 in left and right, and two sections are correspondingly arranged at
Bellows 36 between left plate and baffle and between right side plate and baffle, the bellows both ends respectively with baffle, left plate
Or right side plate is sealedly and fixedly connected；The lumen of the bellows is controlled through air inlet pipeline 38 or outlet pipe 39 and gas piping
Connection；
Support frame as described above bottom setting circulation pump frame 40；
The sliding rail 43 that baffle slides on for baffle is crossed in setting between the left plate and right side plate of support frame as described above；
It is provided with lead screw 34 between the left plate and right side plate of support frame as described above, is provided on lead screw and is connected with baffle
The screw slide 35 that can be slided along lead screw；
One end of the lead screw is provided with the limit switch for controlling motor positive and inverse, limit switch by with it is interlocking
Relay matches manipulation circulating pump second stepper motor 33, makes circulating pump second stepper motor driving lead screw Direct/Reverse alternating
Rotation, and then realize the reciprocating motion of screw slide and the baffle being arranged between right side plate and left plate；
Left air cavity, shape in the bellows between the baffle and right side plate are formed in bellows between the baffle and left plate
At right air cavity, the first ELECTROMAGNETIC VACUUM valve 29 is set, in air inlet pipeline between the air inlet of the air inlet pipeline and left air cavity
Second ELECTROMAGNETIC VACUUM valve 30 is set between air inlet and right air cavity, is arranged between the gas outlet and left air cavity of outlet pipe
The 4th ELECTROMAGNETIC VACUUM valve 32 is arranged in three ELECTROMAGNETIC VACUUM valves 31 between the gas outlet and right air cavity of outlet pipe.
When carrying out the circulation of protective gas using circulating pump: the rotation of second stepper motor passes to frame by shaft coupling and exists
The screw slide on pump frame is recycled, screw slide can reciprocatingly move with the positive and negative rotation of lead screw, and whole system is controlled by PLC
The second ELECTROMAGNETIC VACUUM valve, third ELECTROMAGNETIC VACUUM valve are opened in the reciprocating motion of stepper motor processed when baffle moves downward, and are closed
Close the first ELECTROMAGNETIC VACUUM valve, the 4th ELECTROMAGNETIC VACUUM valve；The first ELECTROMAGNETIC VACUUM valve, the 4th are opened when baffle moves downward
ELECTROMAGNETIC VACUUM valve closes the second ELECTROMAGNETIC VACUUM valve, third ELECTROMAGNETIC VACUUM valve；Gas in this way in system can be uninterrupted
By purification device, and so on, in formation system gas recycle.Circulating pump, which often makes a round trip, can recycle 1L gas, press
According to most fast 45 calculating reciprocal per minute of circulating pump, the limit of circulating pump recycles 45L per minute.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (12)
1. a kind of space fluorescence spectrum measuring apparatus, it is characterised in that: including for being heated to sample and providing closing gas
The reaction vessel in pressure ring border, the laser for exciting sample to issue fluorescence signal provide module, and the fluorescence for acquiring sample is believed
Number and be converted to the spectrometer of fluorescence data；
The reaction vessel includes closed at both ends and horizontally disposed transparent cylinder, with the transparent cylinder it is perpendicular be connected to and
The heating cylinder of its built-in heating mechanism, and be connected to the reaction vessel vacuum pump for providing vacuum environment, be used for
The air distributing device and gas cleaning plant for purification that protective gas is provided, the gas cleaning plant include circulating pump and
Purification device；
The laser provides the laser that module is launched and injects cylinder and focus on the metal vapors formed after sample heating；
The spectrometer is set to the reaction vessel side to acquire fluorescence, the tracking including that can carry out horizontal position adjustment
Probe and monochromator.
2. a kind of space fluorescence spectrum measuring apparatus according to claim 1, it is characterised in that: the heating mechanism is
Crucible, the crucible are heated by being set to the heating coil outside reaction vessel.
3. a kind of space fluorescence spectrum measuring apparatus according to claim 1, it is characterised in that: the laser provides module
Including laser, spectroscope, wavemeter and beam expanding lens, the shoot laser of the laser after spectroscope and beam expanding lens by shining
It penetrates on the metal vapors that sample is formed after the heating.
4. a kind of space fluorescence spectrum measuring apparatus according to claim 1, it is characterised in that: the circulating pump includes setting
It is equipped with the support frame of left plate and right side plate, is arranged between right side plate and left plate and is driven the baffle that left and right moves back and forth,
Two sections of bellowss being correspondingly arranged between left plate and baffle and between right side plate and baffle, the bellows both ends respectively with
Baffle, left plate or right side plate are sealedly and fixedly connected；The lumen of the bellows it is controlled through air inlet pipeline or outlet pipe with
Gas piping connection.
5. a kind of space fluorescence spectrum measuring apparatus according to claim 4, it is characterised in that: on a left side for support frame as described above
It is provided with lead screw between side plate and right side plate, is provided with that be connected with baffle can be along the screw slide of guide screw movement on lead screw；Institute
The one end for stating lead screw is provided with limit switch for controlling motor positive and inverse, and limit switch with interlocking relay by matching
Manipulation circulating pump second stepper motor is closed, circulating pump second stepper motor is made to drive lead screw Direct/Reverse alternate rotation, Jin Ershi
The reciprocating motion of existing screw slide and the baffle being arranged between right side plate and left plate.
6. a kind of space fluorescence spectrum measuring apparatus according to claim 4, it is characterised in that: the baffle and left plate
Between bellows in form left air cavity, right air cavity is formed in the bellows between the baffle and right side plate, the air inlet pipeline
First ELECTROMAGNETIC VACUUM valve is set between air inlet and left air cavity, is arranged second between the air inlet and right air cavity of air inlet pipeline
Third ELECTROMAGNETIC VACUUM valve is arranged, in outlet pipe in ELECTROMAGNETIC VACUUM valve between the gas outlet and left air cavity of outlet pipe
4th ELECTROMAGNETIC VACUUM valve is set between gas outlet and right air cavity.
7. a kind of space fluorescence spectrum measuring apparatus according to claim 1, it is characterised in that: the purification device includes
Getter is placed at the middle part of shell, filter, getter and temperature control armouring calandria, shell, and filter is arranged in the two sides of getter,
Temperature control armouring calandria is arranged in external in shell.
8. a kind of space fluorescence spectrum measuring apparatus according to claim 7, it is characterised in that: the getter is zirconium vanadium
Iron.
9. a kind of space fluorescence spectrum measuring apparatus according to claim 7, it is characterised in that: the filter is in honeycomb
Shape.
10. a kind of space fluorescence spectrum measuring apparatus according to claim 1, it is characterised in that: the tracking probe packet
Include stepper motor, motorized precision translation stage and measuring probe, be provided on stepper motor can along its level sliding motorized precision translation stage,
Measuring probe is provided on motorized precision translation stage.
11. a kind of space fluorescence spectral measuring method, carries out according to the following steps:
Step 1: sample to be tested is placed in crucible, will be vacuumized in reaction vessel by vacuum pump, by air distributing device to
Protective gas is filled in reaction vessel；
Step 2: being heated by heating coil to the sample in crucible, sample forms metal vapors, laser after being heated
It is irradiated in metal vapors；
Step 3: opening laser, the shoot laser of laser is made to pass through spectroscope and beam expanding lens vertical irradiation into reaction vessel
It is interior；
Step 4: opening driver, driver driving stepper motor makes tracking probe along the carry out level shifting of Laser emission direction
It moves and acquires fluorescence data.
12. a kind of space fluorescence spectral measuring method according to claim 11, it is characterised in that: in the step 1
In, gas cleaning plant is opened while being filled with protective gas, circulating purification is carried out to protective gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810858326.6A CN109001170A (en) | 2018-07-31 | 2018-07-31 | A kind of space fluorescence spectrum measuring apparatus and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810858326.6A CN109001170A (en) | 2018-07-31 | 2018-07-31 | A kind of space fluorescence spectrum measuring apparatus and method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112584598A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Getter radio frequency activation device |
| CN112584597A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Device for activating large-volume getter and enhancing adsorption rate by heating and radio frequency discharge plasma |
| CN112584595A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Device for activating getter and enhancing absorption rate of getter by radio frequency discharge plasma |
| CN112569894A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Device for activating large-volume getter and enhancing adsorption rate by radio frequency discharge plasma |
| CN114588738A (en) * | 2020-12-07 | 2022-06-07 | 中国科学院大连化学物理研究所 | Double-ring radio frequency capacitive coupling discharge plasma enhanced getter device |
| CN114615785A (en) * | 2020-12-07 | 2022-06-10 | 中国科学院大连化学物理研究所 | Double-plate radio frequency capacitive coupling discharge plasma enhanced getter device |
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| CN112584598A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Getter radio frequency activation device |
| CN112584597A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Device for activating large-volume getter and enhancing adsorption rate by heating and radio frequency discharge plasma |
| CN112584595A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Device for activating getter and enhancing absorption rate of getter by radio frequency discharge plasma |
| CN112569894A (en) * | 2019-09-30 | 2021-03-30 | 中国科学院大连化学物理研究所 | Device for activating large-volume getter and enhancing adsorption rate by radio frequency discharge plasma |
| CN112569894B (en) * | 2019-09-30 | 2022-03-08 | 中国科学院大连化学物理研究所 | Device for activating large-volume getter and enhancing adsorption rate by radio frequency discharge plasma |
| CN114588738A (en) * | 2020-12-07 | 2022-06-07 | 中国科学院大连化学物理研究所 | Double-ring radio frequency capacitive coupling discharge plasma enhanced getter device |
| CN114615785A (en) * | 2020-12-07 | 2022-06-10 | 中国科学院大连化学物理研究所 | Double-plate radio frequency capacitive coupling discharge plasma enhanced getter device |
| CN114588738B (en) * | 2020-12-07 | 2022-11-15 | 中国科学院大连化学物理研究所 | Double-ring radio frequency capacitive coupling discharge plasma enhanced getter device |
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