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ʻŌlelo

Hiki iā ʻoe ke haʻi i ka ʻokoʻa ma waena o ka laser nanosecond, ka laser picosecond a me ka laser femtosecond?

He mea maʻamau ka hana ʻana o ka laser i ko kākou ola o kēlā me kēia lā a ua kamaʻāina ka hapa nui o kākou me ia. E lohe pinepine paha ʻoe i nā huaʻōlelo nanosecond laser, picosecond laser, femtosecond laser. No ka laser ultrafast lākou a pau. Akā, ʻike anei ʻoe pehea e hoʻokaʻawale ai iā lākou?

 Ka nui o ke kūʻai aku ʻana o nā mīkini hoʻoluʻu wai ʻoihana ʻo Teyu

He mea maʻamau ka hana ʻana o ka laser i ko kākou ola o kēlā me kēia lā a ua kamaʻāina ka hapa nui o kākou me ia. E lohe pinepine paha ʻoe i nā huaʻōlelo nanosecond laser, picosecond laser, femtosecond laser. No ka laser ultrafast lākou a pau. Akā, ʻike anei ʻoe pehea e hoʻokaʻawale ai iā lākou?

ʻO ka mea mua, e noʻonoʻo kākou i ke ʻano o kēia mau "ʻelua".

1 nanokekona = 10-9 ka lua

1 pikosekona = 10-12 ka lua

1 femtosekona = 10-15 ka lua

No laila, ʻo ka ʻokoʻa nui ma waena o ka laser nanosecond, ka laser picosecond a me ka laser femtosecond e waiho ana i ko lākou lōʻihi o ka manawa.

ʻO ke ʻano o ka laser utlrafast

I ka wā ma mua, ua hoʻāʻo ka poʻe e hoʻohana i ka laser e hana i ka micromachining. Eia nō naʻe, ʻoiai he lōʻihi ka laulā pulse o ka laser kuʻuna a he haʻahaʻa ka ikaika laser, maʻalahi ka hoʻoheheʻe ʻana i nā mea e hana ʻia a hoʻomau i ka mahu. ʻOiai hiki ke hoʻopili ʻia ke kukuna laser i kahi kiko laser liʻiliʻi loa, nui nō ka hopena wela i nā mea, kahi e kaupalena ai i ka pololei o ka hana ʻana. ʻO ka hōʻemi wale ʻana i ka hopena wela hiki ke hoʻomaikaʻi i ka maikaʻi o ka hana ʻana.

Akā i ka wā e hana ana ka laser ultrafast ma nā mea, ua loli nui ka hopena o ka hana ʻana. Ke piʻi nui nei ka ikehu pulse, ua lawa ka mana o ka mana kiʻekiʻe e hoʻopau i nā mea uila o waho. ʻOiai he pōkole loa ka pilina ma waena o ka laser ultrafast a me nā mea, ua hoʻopau mua ʻia ka ion ma luna o ka ʻili o ka mea ma mua o ka lawe ʻana i ka ikehu i nā mea a puni, no laila ʻaʻohe hopena wela e lawe ʻia mai i nā mea a puni. No laila, ua ʻike ʻia ka hana laser ultrafast ʻo ke hana anuanu.

Nui nā ʻano hana like ʻole o ka laser ultrafast i ka hana ʻoihana. Ma lalo nei e inoa mākou i kekahi mau mea:

1. ʻEli lua

I ka hoʻolālā papa kaapuni, hoʻomaka ka poʻe e hoʻohana i ke kumu keramika e pani i ke kumu plastik kuʻuna e hoʻomaopopo i ka conductivity wela maikaʻi aʻe. I mea e hoʻopili ai i nā ʻāpana uila, pono e wili ʻia nā lua liʻiliʻi he mau tausani o ka pae μm ma ka papa. No laila, ʻo ka mālama ʻana i ke kumu paʻa me ka ʻole o ke komo ʻana o ka wela i ka wā o ka wili ʻana i ka lua ua lilo ia i mea nui loa. A ʻo ka picosecond lase ka mea hana kūpono.

Hoʻomaopopo ka laser Picosecond i ka ʻeli ʻana i ka lua ma o ka hoʻowali ʻana i ka percussion a mālama i ke ʻano like o ka lua. Ma waho aʻe o ka papa kaapuni, hiki ke hoʻohana ʻia ka laser picosecond no ka hana ʻana i ka ʻeli ʻana i ka lua kiʻekiʻe ma ka ʻili lahilahi plastik, semiconductor, ʻili metala a me ka sapphire.

2. Ke kākau ʻana a me ka ʻoki ʻana

Hiki ke hana ʻia kahi laina ma o ka scan mau ʻana e uhi i ka pulse laser. Pono kēia i ka nui o ka scan ʻana i mea e komo hohonu ai i loko o nā keramika a hiki i ka laina i ka 1/6 o ka mānoanoa o ka mea. A laila e hoʻokaʻawale i kēlā me kēia module mai ke kahua keramika me kēia mau laina. Ua kapa ʻia kēia ʻano hoʻokaʻawale ʻana he scribing.

ʻO kekahi ʻano hoʻokaʻawale ʻo ia ka ʻoki ʻana i ka laser pulse. Pono ia e ablating i ka mea a hiki i ka wā e ʻoki loa ʻia ai ka mea.

No ke kahakaha ʻana a me ka ʻoki ʻana i luna, ʻo ka laser picosecond a me ka laser nanosecond nā koho kūpono.

3. Wehe ʻana i ka uhi

ʻO kekahi hoʻohana micromachining o ka laser ultrafast ʻo ia ka wehe ʻana i ka uhi. ʻO ke ʻano o kēia ka wehe pololei ʻana i ka uhi me ka ʻole o ka hōʻino ʻana a i ʻole ka hōʻino iki ʻana i nā mea kumu. Hiki i ka ablation ke lilo i mau laina o kekahi mau micrometer ka laulā a i ʻole ka unahi nui o kekahi mau kenimika huinaha. ʻOiai ʻoi aku ka liʻiliʻi o ka laulā o ka uhi ma mua o ka laulā o ka ablation, ʻaʻole e hoʻoili ka wela i ka ʻaoʻao. ʻO kēia ka mea e kūpono loa ai ka laser nanosecond.

He nui ka hiki o ka laser Ultrafast a he wā e hiki mai ana e hoʻohiki ai. ʻAʻole pono ia i ka hana hope, maʻalahi o ka hoʻohui ʻana, kiʻekiʻe ka pono o ka hana ʻana, haʻahaʻa ka hoʻohana ʻana i nā mea, haʻahaʻa ka haumia o ke kaiapuni. Ua hoʻohana nui ʻia ia i nā kaʻa, nā mea uila, nā mīkini hana, nā mīkini hana, a pēlā aku. I mea e holo pono ai ka laser ultrafast i ka wā lōʻihi, pono e mālama pono ʻia kona mahana. He kūpono loa nā mea hoʻoluʻu wai lawe lima S&A Teyu CWUP series no ka hoʻoluʻu ʻana i nā laser ultrafast a hiki i ka 30W. Loaʻa i kēia mau ʻāpana chiller laser ke kiʻekiʻe loa o ka pololei o ±0.1 ℃ a kākoʻo i ka hana kamaʻilio Modbus 485. Me ka pipeline i hoʻolālā pono ʻia, ua liʻiliʻi loa ka manawa e hana ai i ka pehu, kahi e hoʻemi ai i ka hopena i ka laser ultrafast.

 mīkini hoʻolulu wai lawe lima

ikaika
Nā kumu e kaulana ai ka ʻōnaehana kuʻi laser lima lima
ʻO ka manaʻolana e hiki mai ana o ka mākeke laser ultrafast honua
A hiki

Aia mākou ma ʻaneʻi no ʻoe ke makemake ʻoe iā mākou.

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