Lanthanamu hexaboride lab6 poda

Ruzivo Rupfupi:
Lanthanamu hexaborateIsorganic isina-metalic compound yakaumbwa neyakaderera valement boron lanthanamu, iyo ine yakakosha crystal chimiro uye hunhu hwekubhadhara. Kubva pamaonero ezvivakwa, Lanthanum hexaborate lab6 ndeyako yerudzi rweSimbi Repround ine cubic crystal chimiro chekiri. Iyo ine zvinhu zvakanakisa senge kuomesa, kubatana kwakanyanya, yakakwira yekunyungudika pfungwa, yakaderera coefficent yekuwedzera kwekuwedzera, uye kugadzikana kwakanaka kwemakemikari. Panguva imwecheteyo, Lanthanum Hexaborate yakakura zvazvino kukura kwechikuru uye yakaderera muvechi pakudziya tembiricha, uye ine simba rakasimba kune ion bombard, munda wemagetsi akasimba, uye radiation. Yange yashandiswa muCathode zvinhu, Electron microscopy, Electron beam inoshandisa mashandiro muminda inoda yakakwirira exishi yeminda, yakadai seyakaburitswa machubhu.
Lanthanamu hexaborateine nzvimbo dzakagadzikana chemakemikari uye hazviite nemvura, oxygen, kana kunyangwe hydrochloric acid; Pamhepo tembiricha, zvinongoita ne nitric acid uye aqua regia; Oxidation chete inoitika na600-700 ℃ muAerobic mamiriro. Mune vacuum mamiriro ekunze, Lab6 zvinhu zvinowanzoita nezvimwe zvinhu kana magasi kuti ugadzire zvakanyungudika zvinhu; Kumba kwazvo, zvinhu zvakaumbwa zvicharamba zvichituka, kufumura iyo yakaderera yekupukunyuka kweiyo Lanthanum Hexaborate kucheka, nekudaro kupa lanthanum hexaborate yakanaka yekudzivirira.
The thelanthanamu hexaborateCathode ine yakaderera muchengeti wechiutevedzero uye hupenyu hwakareba hwekutamba kwakanyanya kupisa. Paunotyisirwa tembiricha yakakwira, iyo simbi yesimbi maatomu anogadzira mabasa ekuparadza, nepo mamiriro emukati emamita ekupedzisira anowedzera mabasa, achichengeta chimiro cheBoron chimiro chisina kuchinjika. Ichi chivakwa chinoderedza kurasikirwa kwekuvharira kwe lab6 cathode uye kuchengeta iyo inoshanda cathode pamusoro panguva imwe chete. Pakaenzana nekubuda kwechiitiko chazvino, mwero wekubuda kweLab6
Chigadzirwa Zita | Lanthanamu hexaboride |
Nhamba | 12008-21-8 |
Molecular Formula | Lanthanamu Hexaboride Upfu |
Sreek inoremerwa | 203.77 |
Chitarisiko | White poda / granules |
Density | 2.61 g / ml ku25c |
Inonyungudika | 2530C |
MF | Lab6 |
Kubuda nguva dzose | 29a / cm2 k2 |
Kubuda zvarini density | 29acm-2 |
Kamuri tembiricha yekurwisa | 15 ~ 27μ |
Oxidation tembiricha | 600 ℃ |
Crystal fomu | cube |
lattice inogara | 4.157a |
Basa rebasa | 2.66DEV |
Inowedzera yekuwedzera inoenderana | 4.9 × 10-6k-1 |
Vickers kuomesa (HV) | 27.7GPA |
Brand | Xinglu |
Chikumbiro:
1. Lanthhanamu hexaborate lab6 cathode zvinyorwa
Iyo yakakwira inobuda zvarini density uye low tower rate pakurevesa kupisa kweLab6 lanthanamu hexaborateIta iyo cathode zvinhu zvine basa repamusoro, zvishoma nezvishoma kutsiva imwe tungsten cathode mumaindasitiri ekushandisa. Parizvino, nzvimbo huru dzekushandisa dzeLab6 Cathode Zvigadzirwa zvine Lanthanum Hexaborate zviri seinotevera:
1.1 Nyowani Technology Tekinisheni dzakadai seMicrowave Vacuum Electronic Midziyo uye Ion Scusters Minda uye Spacks Tekinitimu Yakatemerwa uye Yepamusoro Maindasitiri uye Mauto eMaindasitiri, uye Electron beam lasers. Mune aya maindasitiri ezvinyorwa, kudikanwa kweCathode Zvigadzirwa nekudziya kwakadzika, yakakwirira kusagadzikana, yakakwira iripo emission density, uye yakareba hupenyu hwepamoyo hwagara hwakagara hwakasimba.
1.2 Electron Belying indasitiri, nekuvandudzwa kwehupfumi, kunoda Electron beam michina, Electron beam inonyungudutsa, uye kuzvicheka nemakati anokwanisa kuita zvinodiwa neyekupedzisira dens Nekudaro, midziyo yechinyakare inonyanya kushandisa tungsten cathodes (ine yakakwirira yekupunyuka basa uye yakaderera ikozvino emission density) iyo isingakwanise kusangana nezvinodiwa zvekushandisa. Naizvozvo, kati yeLab6 yakatsiva tungsten cathode neyavo yepamusoro pesimba uye yakave ichishandiswa zvakanyanya muElectron Beam Indasitiri yeCustomer.
1.3Mukati-tech kuongororwa indasitiri yebhuruu,Lab6Cathode inoshandisa kupenya kwakanyanya, hupenyu hwese uye humwe hunhu hwekutsiva zvetsiva zvinopisa zvechikwata zvakadai se tungsten cathode midziyo emagetsi seyemagetsi microscopes, auder spectrometers, uye jekiresi emagetsi.
1.4Mubvunzi accelerator Semagumo,Lab6Cathodes inoshandiswa zvakanyanya mune accelerators ine zvimiro zvakasiyana senge synchrotron uye cyclotron accelorators.
1.5TheLab6Cathode inogona kuiswa mune gasi discharge tubes, laser machubhu, uye magletron mhando amplifiers mune 1.5 discharge tube indasitiri.
2. Lab6, sechikamu chemagetsi muhunyanzvi hwazvino hunyanzvi, anoshandiswa zvakanyanya muindasitiri yehurumende uye dzidziviriro:
2.1 Elektron Emission Cathode. Nekuda kweiyo yakaderera Electron Sport
2.2 Kupenya kwakanyanya pfungwa yechiedza sosi. Izvo zvikamu zvepakati zvinoshandiswa kugadzirira elekroscopes, zvakadai seyemafirita, zvakapfava X-ray fifrcction monochromators, uye zvimwe zvemagetsi zvinyoronyoro.
2.3 Yakakwirira kugadzikana uye yakakwira lifespan system zvikamu. Kuita kwaro kwakazara kwakazara kunoita kuti mashandise ayo akasiyana-siyana emapepa ekutanga, emagetsi emagetsi ekupisa, emagetsi emagetsi, kuti aumbe zvinhu zvakakwirira-zvemubatanidzwa muminda yeinjiniya.
Kufunga:
Chinhu | Zvinyorwa | Mhedzisiro yebvunzo |
La (%, min) | 68.0 | 68.45 |
B (%, min) | 31.0 | 31.15 |
Lanthanamu hexaboridechepfu / (treke + b) (%, min) | 99.99 | 99.99 |
Trem + B (%, min) | 99.0 | 99.7 |
RE Kugadziriswa (PPM / Treo, Max) | ||
Ce | 3.5 | |
Pr | 1.0 | |
Nd | 1.0 | |
Sm | 1.0 | |
Eu | 1.3 | |
Gd | 2.0 | |
Tb | 0.2 | |
Dy | 0.5 | |
Ho | 0.5 | |
Er | 1.5 | |
Tm | 1.0 | |
Yb | 1.0 | |
Lu | 1.0 | |
Y | 1.0 | |
Isiri-Re Kusagadziriswa (PPM, Max) | ||
Fe | 300.0 | |
Ca | 78.0 | |
Si | 64.0 | |
Mg | 6.0 | |
Cu | 2.0 | |
Cr | 5.0 | |
Mn | 5.0 | |
C | 230.0 | |
Saizi saizi (μ m) | 50 Nanometers- 360 mesh; Yakagadzirirwa maererano nezvinodiwa nevatengi | |
Brand | Xinglu |
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