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Band Gap and Semiconductor Current Carriers | Intermediate Electronics 

CircuitBread
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What makes a semiconductor a semiconductor? For that matter, what makes an insulator an insulator and a conductor a conductor? It all comes down to how much energy it takes to pull an electron away from its nucleus! We delve into this and also talk about how not only electrons move but also the lack of electrons, or holes, move. It's kinda weird but pretty cool. Check it out!
Subscribe to CircuitBread for more videos on intermediate electronics! This video is on our website, as well as the animations and a written transcript: www.circuitbread.com/tutorial...
00:14 Parts of an Atom
00:37 Valence Band
01:00 Band Gap
01:19 Three Types of Materials used in Electronics and their Band Gaps
02:00 Current Carriers in a Semiconductor
03:34 Summary
For electronics tools, tutorials, equations and more check out our site: www.circuitbread.com
CircuitBread is joining the fight to help people more easily learn about and use electronics. With an ever-growing array of equations, tools, and tutorials, we're striving for the best ways to make electronics and electrical engineering topics more accessible to everyone.
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16 июл 2024

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Комментарии : 227   
@CircuitBread
@CircuitBread 3 года назад
Hi everyone - if you want to read about this at your own pace with embedded animations, check out the tutorial on our site: www.circuitbread.com/tutorials/band-gap-and-semiconductor-current-carriers Have a great one!
@sourabh7434
@sourabh7434 4 года назад
I cannot describe how happy i am to understand this just before my exam. Thank you so much.😄
@CircuitBread
@CircuitBread 4 года назад
Awesome! Good luck on your exam!
@sourabh7434
@sourabh7434 4 года назад
@@CircuitBread thank you.
@wajeedullahmarwat4955
@wajeedullahmarwat4955 3 года назад
same i'm so confused before watching that video but when i watched it now my concept is fully clear
@shaluyadav4952
@shaluyadav4952 3 года назад
Same here
@StartUp_Pakistan999
@StartUp_Pakistan999 5 месяцев назад
Same here
@Ali-iv8dp
@Ali-iv8dp 2 года назад
Three teachers around here couldn't even explain a singular minute of this as good as how you did, God bless you.
@edgarssk
@edgarssk 2 года назад
Bravo! Finally found someone who can explain it in simple terms! You are the best!
@wontawnnn
@wontawnnn 4 года назад
Thank you for such a clear explanation! Straight to the point
@CircuitBread
@CircuitBread 4 года назад
Thanks! Semiconductors have never been my strong point so we were trying to make something straightforward enough that I could understand. 😄
@saraha.k.861
@saraha.k.861 2 года назад
I love how simplistic and up to the point you are thank you so much!!
@jennifernapoles3026
@jennifernapoles3026 5 лет назад
You did such an awesome job at describing this! I appreciate these videos and hope you do more in the future! :D
@CircuitBread
@CircuitBread 5 лет назад
Thanks, Jennifer!
@spaceshipastro
@spaceshipastro Год назад
Thank you, the most simple and complete in same time explanintion i've ever seen
@NishC300
@NishC300 4 года назад
Wow! The way you explained it so simply and visually was incredible! Thanks a lot for making this, you really cleared up a lot of confusion I had.
@CircuitBread
@CircuitBread 4 года назад
Awesome, glad to hear it helped!
@X_Ye
@X_Ye 2 года назад
I finally understood what is the hole current!!! Thank you so much! I've always asked to my professor why the holes can flow and I never had a satisfied answer. It turns out to be electron current but at valence shell!
@perseveranceokpara7535
@perseveranceokpara7535 2 года назад
Thanks for the video. Simple, plain and short.
@WightAvarice
@WightAvarice 3 года назад
These videos are fantastic! Why haven't I seen you before now?! Thank you
@pramukhgupta7017
@pramukhgupta7017 6 месяцев назад
Amazing video! Cleared the hole concept
@krishnasonswane1544
@krishnasonswane1544 3 года назад
That actually helped, i can't how much i googled it this is the first video that actually helped
@abhilashpendyala1213
@abhilashpendyala1213 3 года назад
Clearly explained 🤩🤩... Those animation videos removed all my confusions and doubts that have from past many years...
@CircuitBread
@CircuitBread 3 года назад
Glad it helped out and made things more intuitive!
@augustinegeorge633
@augustinegeorge633 4 года назад
I had a hard time understanding this concept. This helped a lot. Thanks
@tsegabkarta6739
@tsegabkarta6739 3 месяца назад
this is best, simple and easy way of teaching Band gap and semiconductor. I like your videos👍
@supremeworlok7631
@supremeworlok7631 9 месяцев назад
Very well explained. Thank you!
@tohtorizorro
@tohtorizorro 3 года назад
I came here to understand band gap and got more than I hoped for. Tthe effort put purely into explaining the concept as apprehensible as possible is heart warming. I thought I'd subscribed to your channel already but was glad I wasn't so I could do it now. Awesome job, sir!
@tohtorizorro
@tohtorizorro 3 года назад
BTW... in my head, I picture charge carrier holes as bubbles in water (since they're just 'empty space' in the 'actual substance'). Would you say this is a reasonable metaphor? I'm just curious why I can't recall seeing this anywhere else while some people seem to hold on to all sorts of water analogies even when the atom model might be easier to grasp.
@CircuitBread
@CircuitBread 3 года назад
Thanks for the kind comments! And yes, I think that would be a great metaphor!
@mrv405
@mrv405 3 года назад
Concise and clear !!!! THANK YOU!
@maryfucci3131
@maryfucci3131 Год назад
Thank you for making this video!
@stem6109
@stem6109 2 года назад
Thank you so much for your amazing explanation!!!
@Sohaila500
@Sohaila500 2 года назад
thanks for this simple explaning
@mariannejasmijn8656
@mariannejasmijn8656 3 года назад
Excellent explanation!
@mevyn6969
@mevyn6969 3 года назад
Amazingly clear explanation. Thank you
@CircuitBread
@CircuitBread 3 года назад
Thanks Mevyn!
@S73IN
@S73IN 4 года назад
Very helpful explanation. Thanks!
@c.g.6325
@c.g.6325 11 месяцев назад
This is such an awesome video!
@oyindamolaoluyemi7435
@oyindamolaoluyemi7435 2 года назад
I am wo happy I watched this. Thanks so so much.
@NCHINTASANTHISRI
@NCHINTASANTHISRI 3 года назад
Thank u sir. This video cleared my doubts on hole current
@BBonBon
@BBonBon 2 месяца назад
Beautiful video!
@iremalpaslan2176
@iremalpaslan2176 4 года назад
i am soooooo glad to find you. thanks, you saved my life
@CircuitBread
@CircuitBread 4 года назад
Hi Irem - glad we could help!
@CodewizardSumit
@CodewizardSumit 3 года назад
Awesome explaination ❣️
@xor8979
@xor8979 Год назад
you are a great teacher ...........no words to say...thankyou...................so..... much..............dint understand when watched many videos..but only this made me know.........thankyou.......😁😁😁🤩🤩🤩
@muratklc4652
@muratklc4652 15 дней назад
very nice visual explanation thanks
@peppylocker1023
@peppylocker1023 3 года назад
That was very helpful. Thank you
@tasmiyasana1257
@tasmiyasana1257 2 года назад
Thank you very much for the clear and precise explanation. 😊
@CircuitBread
@CircuitBread 2 года назад
You're welcome!
@delowarhossain5786
@delowarhossain5786 9 месяцев назад
very clear presentation, I like it.
@nusyil
@nusyil 4 года назад
Great job mate! Thanks a lot!
@bryanchisembele6603
@bryanchisembele6603 2 года назад
YOU ARE HEAVEN SENT.. THANKYOU SOO MUCH
@Educatefirst
@Educatefirst Год назад
Great work, helped lot. thank you
@judeoludunmade837
@judeoludunmade837 Год назад
very nice explanation thank you circuit board
@bic1349
@bic1349 2 года назад
Great explanation!
@EvelynnandArt
@EvelynnandArt Год назад
I'm currently looking into Thermal generators and conductors, this video is very awsome your sound quality is ver nice and you speak very freely i love this video pls make more you should have an way bigger audience with this Video Quality and information
@CircuitBread
@CircuitBread Год назад
Thank you!
@thaisgguerra
@thaisgguerra 4 года назад
Thank you for great explanation, it helped me a lot! :)
@CircuitBread
@CircuitBread 4 года назад
Fantastic - I'm glad it helped!
@tarushibuddhini2429
@tarushibuddhini2429 2 года назад
Amazing explaination🤗🤗🤗🙌👍
@diksha8347
@diksha8347 3 года назад
THANK YOU FOR VISUALIZATION
@dondedios1562
@dondedios1562 2 года назад
im gratful with your explaination :)
@SAURAVSINGH-mr1mq
@SAURAVSINGH-mr1mq 2 года назад
Awesome video, it was so helpful 😀 💯💯💯💯💯💯
@user-kk6zl3by9j
@user-kk6zl3by9j Год назад
Thank you for clarifying my doubts.........
@aussie4662
@aussie4662 3 года назад
i watched many videos trying to understand bands, gaps, and how that relates to electrons, but all the videos i have watched up till now miss the importance of describing WHERE the conduction band is relative to the valence band on an atom. If they leave out one little piece of information it sends you crazy trying to understand the rest. Thank you so much for your video, now I can continue.
@CircuitBread
@CircuitBread 3 года назад
Thanks Aussie! I have definitely been there before and am glad we were able to help eliminate that confusion/frustration for you!
@agnasaji5428
@agnasaji5428 5 месяцев назад
Still creating a bang !After 5 years tooo..... Thanks a lot.....
@bridgetchalo2977
@bridgetchalo2977 3 года назад
Amazing very nice explanation have finally understood
@CircuitBread
@CircuitBread 3 года назад
Awesome!
@hairlesswookieofhoth3574
@hairlesswookieofhoth3574 4 года назад
Subscribed and liked bro good vid... I already know a bit about band Gap and transparency, just trying to refresh. Came across a vid about it from an English bloke and he was explaining with plastic balls from a kids play place... I found your vid right after.. you ever notice that Brits are smarter and more informed than the average person here, but I think that our best of the best outshine over here
@CircuitBread
@CircuitBread 4 года назад
Glad to be of service! I think I watch so much BBC television that I don't even notice accents now unless I'm consciously thinking about it. As for comparing the US to Great Britain, I'm not gutsy enough to jump into that conversation! 😂
@isr1825
@isr1825 4 года назад
such a good teacher and explanation mate.
@CircuitBread
@CircuitBread 4 года назад
Thanks Iñigo! I appreciate the feedback!
@tau098
@tau098 4 года назад
this was so clear! thank you
@CircuitBread
@CircuitBread 4 года назад
Awesome, glad to hear it helped!
@Abdelrahman_Hosny
@Abdelrahman_Hosny 4 года назад
clear and direct
@CircuitBread
@CircuitBread 4 года назад
Thanks!
@naushadahmadmansuree
@naushadahmadmansuree 3 года назад
Nicely Explained sir
@crazyhawk13
@crazyhawk13 5 лет назад
Great explanation, thank you!
@CircuitBread
@CircuitBread 5 лет назад
Thanks for the feedback, we really appreciate it! We put a lot of stuff out there and we hope it's useful for people!
@eleencraft01
@eleencraft01 Год назад
It's really very helpful
@chittadwara78
@chittadwara78 4 года назад
Awesome video, thank you
@CircuitBread
@CircuitBread 4 года назад
Thanks, glad it helped!
@Constantine808
@Constantine808 3 года назад
Nice explained sir🙏🙏🙏 I understood it very clearly and thanks for clearing my doubt. Sir Love from India ❤️
@CircuitBread
@CircuitBread 3 года назад
You're welcome!!
@Renegen1
@Renegen1 Год назад
very clear
@AJ-fo3hp
@AJ-fo3hp 3 года назад
Holes(vacant space) in valence band Near by electron in valence band moves to make current in valence band
@nilabh40
@nilabh40 2 года назад
Thank you ❤️ 2days before exam searching for a animated video to understand semiconductor 😂♥️♥️
@mehmetsiringunes8218
@mehmetsiringunes8218 7 месяцев назад
thanks very much.
@danielhoyoscastillo7537
@danielhoyoscastillo7537 5 лет назад
Por favor, sigue haciendo vídeos. Son muy útiles.
@CircuitBread
@CircuitBread 4 года назад
¡Gracias! Estamos planeando hacer más videos sobre diodos y transistores pronto, y esperamos que ayuden.
@luiscarrillo8247
@luiscarrillo8247 4 года назад
Great for test review! Also, a Fermi level video would come in handy
@CircuitBread
@CircuitBread 4 года назад
Thanks Luis! Y'know, we talked about doing a Fermi level video but didn't think there was quite enough content to create a video out of it. So Susie put together a quick overview on our website, let me know what you think: www.circuitbread.com/ee-faq/whats-fermi-level-and-why-is-it-important-in-a-semiconductor
@teresafernandes7440
@teresafernandes7440 4 года назад
Amazing work!
@CircuitBread
@CircuitBread 4 года назад
Thanks Teresa!
@MithileshKumar-cz9ox
@MithileshKumar-cz9ox 3 года назад
Well said
@MithileshKumar-cz9ox
@MithileshKumar-cz9ox 3 года назад
Hey! does your syllabus matches with ours CBSE? By the way in which standard do you study?
@skiphoffenflaven8004
@skiphoffenflaven8004 4 года назад
Perfection.
@user-xx1nc9tv7e
@user-xx1nc9tv7e 2 месяца назад
you did great
@normalvector4564
@normalvector4564 3 года назад
Basically my whole day of studying summarized into 4 minutes.
@majdsaleh_
@majdsaleh_ 2 месяца назад
Thanks buddy
@ayres3909
@ayres3909 3 года назад
What a nice voice! Great explanation, too.
@CircuitBread
@CircuitBread 3 года назад
Thank you! This is going to go straight to Josh's head, though... 😉
@kiana5560
@kiana5560 4 года назад
thank u soooo much so helpful
@CircuitBread
@CircuitBread 4 года назад
You're welcome, I'm glad it helped!
@ayah3672
@ayah3672 2 года назад
GREAT !!!!!!!!!!!!!!!!!!!!!!!!!!!
@melodyzhang245
@melodyzhang245 4 года назад
Great explanation of the band gap. Thank you! Do you have knowledge in the perovskite semiconductor field?
@CircuitBread
@CircuitBread 4 года назад
Hi Melody! Sorry, I only recognize the word perovskite from doing some reading about LEDs and solar panels - nothing in depth at all.
@TKR911
@TKR911 3 года назад
bravo !!!!
@unknown_5888
@unknown_5888 Год назад
Thanks man lots of love from India
@CircuitBread
@CircuitBread Год назад
Thanks!
@hoseinfarzadnia4022
@hoseinfarzadnia4022 5 месяцев назад
wonderful
@ahmadsohib9410
@ahmadsohib9410 2 года назад
Could you explain how to define CBM and VBM when a trap state or a middle state is generated in the band gap?
@sakifhossain5424
@sakifhossain5424 3 года назад
Loved your voice Mr
@CircuitBread
@CircuitBread 3 года назад
Thank you!!
@kallapellydeepthi4772
@kallapellydeepthi4772 2 года назад
Sir explain about direct and indirect Band gap in semiconductor
@Abhilashaisgood
@Abhilashaisgood 3 года назад
Great!
@sawsantony9861
@sawsantony9861 3 года назад
Greaaaaaaaaaaaaat effort. keep it up
@CircuitBread
@CircuitBread 3 года назад
Thanks!
@denisleo9069
@denisleo9069 Год назад
Thank you for your videos. The presentation is really nice and it makes me curious about the other videos ! :D I still have a question if you have time. Why large band gap semiconductors like SiC are better than Si ? I mean if a narrow band gap needs less energy to make the electrons goes into the conduction band, why SiC would be better than Si as SiC has a larger band gap ?
@CircuitBread
@CircuitBread Год назад
That's a great question and one that I'd rather refer you to a good article rather than try and explain it in a RU-vid comment. I recommend going to: www.wolfspeed.com/knowledge-center/article/importance-of-silicon-carbide-wide-bandgap I don't know who this company is but they have a good explanation on this topic. I hope it helps!
@denisleo9069
@denisleo9069 Год назад
@@CircuitBread Thank you for your answer and I hope that your channel will work as good as you want :)
@old8187
@old8187 3 года назад
Thank you so much Now , I can dye happy 😊
@LaplacianFourier
@LaplacianFourier 2 года назад
Nice
@akhizaib
@akhizaib 2 года назад
In my book, this theory was explained like a shit. I was so worried about it BUT thanks to you I understood this theory very well. Thank you so much for this video. 🤗🙂🙂🙂🙂🙂❤❤❤
@mrshodz
@mrshodz 11 месяцев назад
Great video. But, what do you mean by giving electrons energy? How do you define energy?
@KaladarSTUCHH-
@KaladarSTUCHH- 2 года назад
When there are equal number of free electrons and holes will it be classified as electron flow or hole flow? During electron flow it will also create hole flow right? when hole flow it will also be electron flow right? How do define whether something is electron flow or hole flow?
@user-nt7ub1rw8d
@user-nt7ub1rw8d 6 месяцев назад
so if i am right free electron moves and create holes while other electrons fill the hole and that is how the current ae transpoted?
@mubeenaslam5604
@mubeenaslam5604 2 года назад
What is difference between narrow band gap and wider band gap in semiconductor?
@DoraOmkar-xu7zg
@DoraOmkar-xu7zg 11 месяцев назад
Yeah it is helpfull🎉😊
@thecodelogin
@thecodelogin 2 года назад
Can U Please Make A Breif Video About How Band Gap Develops In Any Atom Or Material With 2 To 3 Example.! I'll be Grateful.!
@abo-malek.
@abo-malek. 6 месяцев назад
Is there a practical experience with passing an electric current through a silicon chip doped with boron? P_ type
@sabaresand7309
@sabaresand7309 8 месяцев назад
Hi, Thank you very much for your explanation, I understood the valence band is the outermost shell of an atom, then what is exactly the conduction band, is it one of the shells of an atom? or where the free electrons are present that we call C.B?
@CircuitBread
@CircuitBread 8 месяцев назад
The conduction band is made up of electrons that are NOT firmly attached to any atoms but just kinda "float" around in what is considered a "sea of electrons". Hopefully that clarifies things!
@hsnade_2004
@hsnade_2004 Месяц назад
Us the band gap big or the electrons or the bound is strong between the electron and the nuclei
@caixiahou2021
@caixiahou2021 4 года назад
Hi, there, your video is awesome, thanks so much for posting this, could I download it and share it with my friends in China?
@aaaadit5155
@aaaadit5155 3 года назад
Caixia Hou u don’t need to ask for permission lol
@rafalzasada8826
@rafalzasada8826 2 года назад
I really wanted to see those toasts pop up :)
@CircuitBread
@CircuitBread 2 года назад
Someday! Someday... 😀
@ravipaswan8597
@ravipaswan8597 Год назад
Who else waited for the bread to pop out till the end
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