Boron | |
Fa'aaliga | uliuli-enaena |
Vaega i le STP | Malosi |
Liu liusuavai | 2349 K (2076 °C, 3769 °F) |
Fa'apuna | 4200 K (3927 °C, 7101 °F) |
Malosi pe a sua (i le mp) | 2.08 g/cm3 |
Avela o le fusuaga | 50.2 kJ/mol |
Avela o le ausa | 508 kJ/mol |
Molar gafatia vevela | 11.087 J/(mol·K) |
Boron o se elemene metalloid, e lua alotropes, boron amorphous ma boron tioata. Amorphous boron o le pauta enaena ae o le tioata tioata e siliva i le uliuli. O fa'ama'i fa'ama'i ma fasi boron e maualuga le mama o le boron, e matua malo lava, ma e le lelei le ta'avale i le vevela o le potu.
Boron tioata
Ole foliga tioata ole boron tioata e masani lava ole β-form, lea e faʻapipiʻiina mai le β-form ma le γ-form i totonu o se pusa e fausia ai se fausaga tioata tumau. I le avea ai o se boron tioata fa'anatura, o lona tele e sili atu i le 80%. O le lanu e masani lava o le efuefu-enaena pa'u po'o le lanu enaena e le masani ona foliga. O le lapopoa masani o le paʻu paʻu tioata tioata na atiaʻe ma faʻapitoa e la matou kamupani o le 15-60μm; o le lapopoa masani masani o vaega tioata boron o le 1-10mm (faʻapitoa faʻapitoa e mafai ona faʻapipiʻiina e tusa ai ma manaoga o tagata faatau). E masani lava, e vaevaeina i ni fa'amatalaga se lima e tusa ai ma le mama: 2N, 3N, 4N, 5N, ma le 6N.
Crystal Boron Enterprise Fa'amatalaga
Fa'ailoga | B anotusi (%)≥ | O mea le mama (PPM)≤ | ||||||||||
Fe | Au | Ag | Cu | Sn | Mn | Ca | As | Pb | W | Ge | ||
UMCB6N | 99.9999 | 0.5 | 0.02 | 0.03 | 0.03 | 0.08 | 0.07 | 0.01 | 0.01 | 0.02 | 0.02 | 0.04 |
UMCB5N | 99.999 | 8 | 0.02 | 0.03 | 0.03 | 0.1 | 0.1 | 0.1 | 0.08 | 0.08 | 0.05 | 0.05 |
UMCB4N | 99.99 | 90 | 0.06 | 0.3 | 0.1 | 0.1 | 0.1 | 1.2 | 0.2 | |||
UMCB3N | 99.9 | 200 | 0.08 | 0.8 | 10 | 9 | 3 | 18 | 0.3 | |||
UMCB2N | 99 | 500 | 2.5 | 1 | 12 | 30 | 300 | 0.08 |
Paketi: E masani ona faʻapipiʻiina i fagu polytetrafluoroethylene ma faʻamaufaʻailogaina i le kesi inert, faʻatasi ai ma faʻamatalaga o le 50g / 100g / fagu;
Amorphous Boron
O le boron amorphous e taʻua foi o le boron e le o le tioata. O lona foliga tioata e pei o le α-foliga, e iai i le fausaga tioata tetragonal, ma o lona lanu e uliuli enaena po o sina samasama. O le paʻu boron amorphous na atiaʻe ma faʻapitoa e la matou kamupani o se oloa maualuga. A maeʻa le faʻaogaina loloto, e mafai ona oʻo atu i le 99%, 99.9% le faʻaogaina o le boron; o le tele o vaega masani o le D50≤2μm; e tusa ai ma manaoga faʻapitoa faʻapitoa o tagata faʻatau, sub-nanometer paʻu (≤500nm) e mafai ona gaosia ma faʻapitoa.
Amorphous Boron Enterprise Fa'amatalaga
Fa'ailoga | B anotusi (%)≥ | O mea le mama (PPM)≤ | |||||||
Fe | Au | Ag | Cu | Sn | Mn | Ca | Pb | ||
UMAB3N | 99.9 | 200 | 0.08 | 0.8 | 10 | 9 | 3 | 18 | 0.3 |
UMAB2N | 99 | 500 | 2.5 | 1 | 12 | 30 | 300 | 0.08 |
Paketi: E masani lava, o loʻo faʻapipiʻiina i taga alumini alumini ma faʻamatalaga o le 500g / 1kg (nano paʻu e le faʻafefe);
Isotope ¹¹B
Ole tele faanatura ole isotope ¹¹B o le 80.22%, ma o se mea e sili ona lelei le dopant ma le faʻasalalau mo mea meataalo semiconductor. I le avea ai o se dopant, e mafai e le ¹¹B ona faʻapipiʻi faʻapipiʻi faʻapipiʻi silikoni, lea e faʻaaogaina e gaosia ai taʻavale tuʻufaʻatasia ma microchips maualuga, ma e iai sona aafiaga lelei i le faʻaleleia o le mafai ona faʻalavelave faʻavevesi o masini semiconductor. O le ¹¹B isotope na atiina ae ma faʻapipiʻiina e la matou kamupani o se kupita tioata tioata faʻatusa β ma maualuga le mama ma maualuga tele, ma o se mea mataʻutia taua mo tupe meataalo maualuga.
Isotope¹¹B Atina'e Fa'amatalaga
Fa'ailoga | B anotusi (%)≥) | Tele (90%) | Lapo'a (mm) | Fa'amatalaga |
UMIB6N | 99.9999 | 90 | ≤2 | E mafai ona tatou fa'avasegaina oloa e eseese le tele ma le lapopo'a e tusa ai ma mana'oga o tagata |
afifi: Faatumu i le polytetrafluoroethylene fagu, tumu i le inert kesi puipuiga, 50g / fagu;
Isotope ¹ºB
Ole tele masani ole isotope ¹ºB o le 19.78%, o se mea sili ona lelei e puipuia ai faaniukilia, aemaise lava i le faʻaogaina lelei o aʻafiaga i neutrons. O se tasi lea o mea mata'utia e mana'omia i masini faaniukilia. O le ¹ºB isotope na atiina ae ma gaosia e la matou kamupani o le kupita β-foliga tioata tioata, lea e iai le lelei o le mama maualuga, maualuga le tele ma faigofie faʻatasi ma metala. O le mea autu autu o meafaigaluega faʻapitoa.
Isotope¹ºB Atina'e Fa'amatalaga
Fa'ailoga | B anotusi (%)≥) | Tele(%) | Lapo'a (μm) | Lapo'a (μm) |
UMIB3N | 99.9 | 95,92,90,78 | ≥60 | E mafai ona tatou fa'avasegaina oloa e eseese le tele ma le lapopo'a e tusa ai ma mana'oga o tagata |
afifi: Faatumu i le polytetrafluoroethylene fagu, tumu i le inert kesi puipuiga, 50g / fagu;
O le a le mea e fa'aaogaina e le Amorphous boron, Boron powder ma le Natural boron?
E tele talosaga mo Amorphous boron, Boron powder ma Natural boron. O loʻo faʻaaogaina i metallurgy, eletise, vailaʻau, ceramics, alamanuia faaniukilia, alamanuia kemisi ma isi fanua.
1. Amorphous boron o loʻo faʻaaogaina i totonu o fale taʻavale e avea o se faʻamalama i taga ea ma fusipaʻu. O le amorphous boron e faʻaaogaina i pyrotechnics ma rockets e fai ma faʻaopoopoga i mumu, faʻamumu ma faʻatuai fatuga, suauʻu malosi, ma mea pāpā. E tu'uina atu ai le mumu se lanu lanumeamata tulaga ese.
2. O le boron fa'alenatura o lo'o faia i ni isotopes mautu se lua, o le tasi o ia mea (boron-10) e tele lona fa'aogaina e fai ma so'o e pu'eina neutron. E fa'aaogaina e avea o se neutron absorber i fa'aola faaniukilia fa'atonu, ma fa'ama'a'a fa'avevela.
3. Elemental boron e faʻaaogaina e avea o se dopant i le semiconductor alamanuia, aʻo faʻapipiʻi boron e taʻalo taua tele o mea faʻavae mama, insecticides ma preservatives, ma reagents mo le faʻaogaina o vailaʻau.
4. Boron paʻu o se ituaiga uʻamea suauʻu ma maualuga gravimetric ma volumetric calorific taua, lea na faʻaaogaina lautele i vaega o le militeri e pei o faʻamalosi malosi, mea pāpā maualuga-malosi, ma pyrotechnics. Ma o le vevela vevela o le paʻu boron ua matua faʻaitiitia ona o lona foliga le lelei ma le tele o le vaega o luga;
5. O le paʻu o le Boron e faʻaaogaina e avea o se vaega faʻapipiʻi i oloa uʻamea faʻapitoa e faʻapipiʻi ai mea faʻapipiʻi ma faʻaleleia mea faʻainisinia o metala. E mafai foʻi ona faʻaaogaina e faʻaofuina ai uaea tungsten poʻo ni faʻatumu i mea faʻapipiʻi ma metala poʻo keramika. E masani ona fa'aogaina le boron i u'amea fa'apitoa e fa'ama'a'a ai isi u'amea, fa'apitoa i u'amea u'u vevela maualuga.
6. O le paʻu Boron e faʻaaogaina e avea o se deoxidizer i le faʻafefeteina o le kopa e leai se okesene. E fa'aopoopoina se vaega itiiti o le pauta boron i le taimi o le fa'ameamea. I le tasi itu, e faʻaaogaina e avea o se deoxidizer e puipuia ai le uamea mai le faʻamaʻiina i le maualuga o le vevela. O le paʻu o le Boron e faʻaaogaina e fai ma faʻaopoopoga mo piliki magnesia-carbon faʻaaogaina i ogaumu vevela maualuga mo le uʻamea;
7. Boron Powders e aoga fo'i i so'o se fa'aoga e mana'omia ai nofoaga maualuluga e pei o le fa'amama vai ma le suau'u ma le la. O nanoparticles foi e maua ai vaega maualuga maualuga.
8. O le paʻu o le Boron o se mea taua tele mo le gaosiga o le boron halide maualuga, ma isi mea faʻapipiʻi boron; E mafai foʻi ona faʻaaogaina le paʻu o le Boron e fai ma fesoasoani faʻapipiʻi; O le pauta boron e fa'aaogaina e fai ma fa'amataga mo taga ea ta'avale;