LEEM-10A Na'urar Gwaji na PN Junction Halayen Filayen Hoto

LEEM-10A Na'urar Gwaji na Halayen Junction PN

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Kaddarorin zahiri na mahaɗar semiconductor PN ɗaya ne daga cikin mahimman abubuwan da ke cikin physics da lantarki.Wannan na'urar tana amfani da hanyar gwaji ta jiki don auna alaƙa tsakanin watsawar halin yanzu na haɗin PN da ƙarfin lantarki, yana tabbatar da cewa wannan alaƙar tana bin ka'idar rarraba juzu'i, kuma tana auna madaidaicin Boltzmann (ɗaya daga cikin mahimman ci gaba a cikin ilimin lissafi) daidai, wanda ke ba da damar. Dalibai su koyi sabuwar hanya don auna rauni mai rauni.Wannan na'urar tana ba da madaidaicin zafin jiki mai zafi don auna alaƙa tsakanin ƙarfin junction na PN da zafin jiki na thermodynamic T, don samun ji na firikwensin, da kuma kusan don samun tazarar makamashi na kayan silicon a 0K.Wannan na'urar tabbatacciya ce kuma abin dogaro, kuma tana da ɗimbin abubuwan gwaji na zahiri, bayyanannen ra'ayi, ƙirar tsari mai ma'ana da ingantaccen sakamakon aunawa.Ana amfani da wannan na'urar a cikin gwaje-gwajen jiki gabaɗaya da kuma ƙirƙira gwaje-gwajen bincike a kwalejoji da jami'o'i.

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Gwaje-gwaje

1. Dangantakar da ke tsakanin PN junction diffusion current da ƙarfin junction ana auna, kuma wannan dangantakar za a tabbatar da bin ka'idar rarraba bayanai ta hanyar sarrafa bayanai;

2. Ana auna madaidaicin Boltzmann daidai (Kuskuren zai zama ƙasa da 2%);

3. Koyi amfani da amplifier mai aiki don samar da mai canza ƙarfin lantarki na yanzu don auna raunin halin yanzu daga 10^-6A zuwa 10^-8A;

4. Ana auna ma'amala tsakanin ƙarfin junction na PN da zafin jiki kuma ana ƙididdige ƙimar ƙarfin junction tare da zafin jiki;

5. Kimanta don ƙididdige gibin makamashi na kayan aikin semiconductor (silicon) a 0K.

Fihirisar Fasaha

1. wutar lantarki ta DC

Madaidaicin wutar lantarki 0-1.5V DC;

Madaidaicin wutar lantarki 1mA-3mA DC.

2. LCD ma'auni module

LCD ƙuduri rabo: 128×64 pixels

Alamun dijital guda biyu na Range irin ƙarfin lantarki: 0-4095mV, Ra'ayin Resolution: 1mV

Matsakaicin iyaka: 0-40.95V, Matsakaicin Matsayi: 0.01V