SlideShare uma empresa Scribd logo

QDThinFilms-4.pptx

•Transferir como PPTX, PDF•
•
I
Inv. Ali Bakhshi

Here we were taking a deeper look at Quantum Dots and Thin films. 2023 Principles (5 sections) 1) An Introduction (History, Physics, Classifications) 2) Synthesis and coating methods (Chemical and Physical methods, Novel methods) 3) Optical properties 4) Applications (Sensors, NEMS/MEMS (NOEMS/MOEMS)) 5) Technologies and Inventions analysis

Ciências
1 de 41
Presenter: Ali Bakhshi Title: Quantum dots & Thin Films 1 Day 4 B.Sc Physics Eng. Tabriz Uni. M.Sc Nano Tech. IUST Researcher IPM
‫فکری‬ ‫مالکیت‬ 2 ‫اختراع‬ : ‫اخ‬ ‫ثبت‬ ‫گواهی‬ ‫اعتبارس‬ ‫گواهی‬  ‫نو‬ ‫بودن‬ ‫حق‬ ‫تقدم‬ ‫یعنی‬ ‫برای‬ ‫اولین‬ ‫بار‬ ‫در‬ ‫دنیا‬  ‫ابتکاری‬ ‫بودن‬ ‫بدیهی‬ ‫نبودن‬ ‫از‬ ‫نظر‬ ‫شخص‬ ‫با‬ ‫مهارت‬ ‫عادی‬  ‫صنعتی‬ ‫بودن‬ ‫کاربردی‬ ‫و‬ ‫قابل‬ ‫تولید‬ ‫انبوه‬ ‫حدود‬ ‫دقیقه‬ ‫هر‬ 4 ‫ثبت‬ ،‫پتنت‬ ‫شود‬‫می‬ ‫اظهارنامه‬ . 80 % ‫در‬ ‫روز‬‫به‬ ‫فنی‬ ‫و‬ ‫علمی‬ ‫اطالعات‬ ‫شود‬‫می‬ ‫چاپ‬ ‫ها‬‫اختراع‬ . 2021 : 1.6 ‫آسی‬ ‫در‬ ‫شده‬‫ثبت‬ ‫اختراع‬ ‫میلیون‬
‫اختراع‬ ‫وجوی‬‫جست‬ ‫پیشینه‬ ‫بررسی‬ 3 https://ipm.ssaa.ir/Search-Invention https://darkob.co.ir/patent https://patft.uspto.gov/netahtml/PTO/search-adv.htm https://patents.google.com/
‫چالش‬ ‫کوانتومی‬ ‫نقاط‬ ‫تجمع‬ / ‫کوانتومی‬ ‫نقاط‬ ‫سطح‬ ‫در‬ ‫الکترون‬ ‫فرار‬ -- > ‫نوری‬ ‫خواص‬ ‫کاهش‬ ‫مکانیکی‬ ‫و‬ ‫حل‬ ‫راه‬ : ‫الکترون‬ ‫برای‬ ‫سد‬ ‫ایجاد‬ ‫با‬ 1 ) ‫لیگاند‬ 2 ) ‫پوسته‬ 4 https://doi.org/10.1016/j.mattod.2017.02.006 https://doi.org/10.1021/acs.jpclett.7b02193
‫خاص‬ ‫نانومواد‬ 5 ‫گرافن‬ ‫ساختار‬ Andre Geim ‫و‬ Konstantin Novoselov ، ‫سال‬ 2004 ‫دانشگاه‬ ، ‫منچستر‬ ‫نوبل‬ ، ‫فیزیک‬ 2010 ‫چسب‬ ‫با‬ ‫برداری‬‫الیه‬ ‫کمک‬ ‫به‬ ‫تولید‬ ‫گرافن‬ ‫یکی‬ ‫از‬ ‫آلوتروپ‬ ‫های‬ ‫کربن‬ ‫است‬ . ‫این‬ ‫ماده‬ ‫تشکیل‬ ‫شده‬ ‫از‬ ‫یک‬ ‫ساختار‬ ‫بلوری‬ ‫النه‬ ‫زنبوری‬ ‫دوبعدی‬ ‫است‬ ‫که‬ ‫در‬ ‫آن‬ ‫هر‬ ‫اتم‬ ‫کربن‬ ‫به‬ ‫کمک‬ ‫سه‬ ‫الکترون‬ ‫ظرفیت‬ ،‫خود‬ ‫با‬ ‫سه‬ ‫پیوند‬ SP2 ‫هیبرید‬ ‫شده‬ ‫به‬ ‫سه‬ ‫اتم‬ ‫کربن‬ ‫دیگر‬ ‫متصل‬ ‫شده‬ ‫است‬ . ‫یک‬ ‫الکترون‬ ‫ظرفیت‬ ‫باقی‬ ‫مانده‬ ‫نیز‬ ‫بر‬ ‫روی‬ ‫کل‬ ‫صفحه‬ ‫گرافن‬ ‫و‬ ‫بین‬ ‫تمام‬ ‫اتم‬ ‫ها‬ ‫به‬ ‫اشتراک‬ ‫گذاشته‬ ‫شده‬ ‫و‬ ‫می‬ ‫توان‬ ‫آن‬ ‫را‬ ‫به‬ ‫صورت‬ ‫یک‬ ‫الکترون‬ ‫آزاد‬ ‫تصور‬ ‫کرد‬ . Graphene ‫گایم‬ ‫آندره‬ ‫نووسلف‬ ‫کنستانتین‬
‫خاص‬ ‫نانومواد‬ 6 ‫گرافن‬ ‫نانوریبون‬ ‫ساختار‬ ‫گرافن‬ ‫خواص‬ ‫باال‬ ‫ویژه‬ ‫سطح‬ 2630 m2g-1 ‫حامل‬ ‫تحرک‬ ‫باال‬ ‫بار‬ ‫های‬ 200000 cm2V-1S-1 ‫هدایت‬ ‫باال‬ ‫الکتریکی‬ 2.02 102 S/cm ‫استحکام‬ ‫باال‬ ‫کششی‬ 130 GPa ‫گرمایی‬ ‫هدایت‬ ‫باال‬ 5000 Wm-1K- 1 ‫باال‬ ‫شفافیت‬ 97%
‫خاص‬ ‫نانومواد‬ 7 ‫گرافن‬ ‫تولید‬ ‫از‬ ‫باال‬ ‫به‬ ‫پایین‬ ‫گرمایی‬ ‫شکافت‬ ‫رسوب‬ ‫بخار‬ ‫شیمیایی‬ ‫پالسما‬ ‫گرمایی‬ ‫از‬ ‫پایین‬ ‫به‬ ‫باال‬ ‫مکانیکی‬ ‫برداری‬‫الیه‬ ‫شیمیایی‬ ‫برداری‬‫الیه‬ ‫شیمیایی‬ ‫سنتز‬ ‫با‬ ‫امواج‬ ‫فراصوتی‬ ‫روش‬ ‫شیمیایی‬ https://doi.org/10.1038/nmat4170
‫خاص‬ ‫نانومواد‬ 8 ‫گرافن‬ ‫کاربرد‬ ‫نقش‬ ‫اصلی‬ ‫گرافن‬ ( 1 ‫درصد‬ ‫وزنی‬ ) ‫در‬ ‫افزایش‬ ‫سطح‬ ‫ویژه‬ ،‫کامپوزیت‬ ‫کریستالیتی‬ ‫خوشه‬ ‫ها‬ ‫و‬ ‫درنهایت‬ ‫افزایش‬ ‫فعالیت‬ ‫فوتوکاتالیستی‬ ‫بوده‬ ‫است‬ . ‫در‬ ‫مکانیزم‬ ‫این‬ ،‫روش‬ ‫گرافن‬ ‫با‬ ‫توجه‬ ‫به‬ ‫رسانایی‬ ‫و‬ ‫ماده‬ ‫جدا‬ ‫از‬ ‫نیمه‬ ‫هادی‬ ‫بودن‬ ‫توانسته‬ ‫است‬ ‫نقش‬ ‫خوبی‬ ‫را‬ ‫در‬ ‫جمع‬ ‫آوری‬ ‫الکترون‬ ‫های‬ ‫حاصل‬ ‫از‬ ‫جفت‬ ‫الکترون‬ - ‫حفره‬ ‫تولیدی‬ ‫در‬ ‫نیمه‬ ‫هادی‬ ‫را‬ ‫داشته‬ ‫است‬ ‫و‬ ‫این‬ ‫عمل‬ ‫از‬ ‫فرآیند‬ ‫ترکیب‬ ‫مجدد‬ ‫جفت‬ ‫الکترون‬ - ‫حفره‬ ‫جلوگیری‬ ‫کرده‬ ‫است‬ . ‫الکترون‬ ‫جدایش‬ ‫سیستم‬ ‫در‬ ‫گرافن‬ ‫کامپوزیت‬ - ‫هیدروژن‬ ‫گاز‬ ‫تولید‬ ‫و‬ ‫سولفید‬ ‫کادمیوم‬ https://doi.org/10.1021/ja2025454
‫خاص‬ ‫نانومواد‬ 9 ‫گرافن‬ ‫کاربرد‬ ‫الکترون‬ ‫جدایش‬ ‫سیستم‬ ‫در‬ ‫کامپوزیت‬ ‫گرافنی‬ ‫و‬ ‫هیدروژن‬ ‫گاز‬ ‫تولید‬ ‫تولید‬ ‫شرط‬ ‫هیدروژن‬ ‫تر‬‫منفی‬ ‫پتانسیل‬ ‫از‬ ‫رسانش‬ ‫باند‬ ‫تولید‬ ‫انرژی‬ ‫هیدروژن‬ ‫اکسیژن‬ ‫تر‬‫مثبت‬ ‫پتانسیل‬ ‫از‬ ‫ظرفیت‬ ‫باند‬ ‫تولید‬ ‫انرژی‬ ‫اکسیژن‬ ‫نوا‬ ‫از‬ ‫الکترون‬ ‫انتقال‬ ‫باعث‬ ‫فوتون‬ ‫رسانش‬ ‫به‬ ‫ظرفیت‬ ‫و‬ ‫الکترون‬ ‫کمک‬ ‫به‬ ‫هیدروژن‬ ‫تولید‬ ‫پروتون‬ ‫انرژی‬ ‫گاف‬ 3.2 ‫ولت‬‫الکترون‬ ‫شیمیایی‬ ‫های‬‫افزودنی‬ ‫تولید‬ ‫افزایش‬ ‫برای‬ ‫هیدروژن‬
‫خاص‬ ‫نانومواد‬ 10 ‫گرافن‬ ‫کاربرد‬ ‫خورشیدی‬ ‫سلول‬ ‫در‬ ‫تحقیقی‬ ‫توسط‬ ‫آقای‬ ‫کیم‬ ‫و‬ ،‫همکاران‬ ‫از‬ ‫الکترود‬ ‫گرافنی‬ ‫با‬ PET ‫به‬ ‫جای‬ ITO ‫استفاده‬ ‫شده‬ ‫است‬ ‫تا‬ ‫حالت‬ ‫انعطاف‬ ‫پذیری‬ ‫به‬ ‫سلول‬ ‫خورشیدی‬ ‫داده‬ ‫شود‬ ‫در‬ ‫تعداد‬ ‫الیه‬ ‫گرافنی‬ ‫دو‬ ،‫الیه‬ ‫منحنی‬ ‫مشخصه‬ ‫چگالی‬ ‫جریان‬ - ‫ولتاژ‬ ‫هیسترزیس‬ ‫مشاهده‬ ‫نشده‬ ‫است‬ . ‫همپنین‬ ‫در‬ ‫سیکل‬ ‫های‬ ‫خمش‬ R=8-2 mm ‫نیز‬ ‫بعد‬ 1000 ،‫چرخه‬ ‫سلول‬ ‫خورشیدی‬ 90 ‫درصد‬ ‫ظرفیت‬ ‫اولیه‬ ‫را‬ ‫حفظ‬ ‫کرده‬ ‫است‬ ‫که‬ ‫در‬ ‫الکترودهای‬ ITO ‫این‬ ‫مقدار‬ ‫به‬ 30 ‫درصد‬ ‫می‬ ‫رسد‬ . https://doi.org/10.1016/j.jallcom.2018.02.136 https://doi.org/10.3938/jkps.72.1442 ‫گرافن‬ ‫خورشیدی‬ ‫سلول‬ ‫شماتیک‬ / PET ‫آالیش‬ ‫با‬ MoO3 ‫ب‬ ) ‫ج‬ ‫سلول‬ ‫مشخصه‬ ‫منحنی‬ ) ‫تبدیل‬ ‫بازده‬ ‫شعاع‬ ‫با‬ ‫خمش‬ ‫های‬ ‫سیکل‬ ‫بعد‬ ‫سلول‬ ‫انرژی‬ 2 ‫میلیمتری‬
‫خاص‬ ‫نانومواد‬ 11 ‫گرافن‬ ‫کوانتومی‬ ‫نقاط‬ ‫سنتز‬ : ‫سطحی‬ ‫تجزیه‬ ،‫سیتریک‬ ‫اسید‬ ‫پیرولیز‬ ‫فولرن‬ ‫مکانیکی‬ ‫برداری‬‫الیه‬ ،‫التراسونیک‬ - ‫شیمیایی‬ https://doi.org/10.3390/ijms21103712 https://doi.org/10.3389/fchem.2020.00424 CVD hexa-peri-hexabenzocoronene (HBC) 1,3,5-triamino-2,4,6-trinitrobenzene (TATB)
‫خاص‬ ‫نانومواد‬ 12 ‫گرافن‬ ‫کوانتومی‬ ‫نقاط‬ ‫کاربرد‬ : ‫تشدید‬ ‫شامل‬ ‫تصویربرداری‬ ‫انواع‬ ‫هسته‬ ‫مغناطیسی‬ ( MRI ) ، ‫در‬ ‫قرمز‬ ‫مادون‬ ،‫مد‬ ‫دو‬ ،‫فلوئورسانس‬ ‫اتاق‬ ‫دمای‬ ! LED ‫سلول‬ ،‫آشکارساز‬ ،‫دارورسانی‬ ، ‫و‬ ‫حسگر‬ ،‫خورشیدی‬ ... https://doi.org/10.3389/fchem.2020.00424 multicolor imaging cancer cell detection NIR-II in vivo imaging blood vessels in the head https://doi.org/10.1016/j.nanoen.2016.11.051 https://doi.org/10.1016/j.jpowsour.2018.09.056 ‫بازده‬ 20.45 : % ‫کوانتومی‬ ‫نقاط‬ ‫گرافنی‬ + ‫مزومتخلخل‬ ‫نازک‬ ‫الیه‬ ‫تیتانیا‬
‫خاص‬ ‫نانومواد‬ 13 ‫کربنی‬ ‫نانولوله‬ ‫تولید‬ ‫تخلیه‬ ‫الکتریکی‬ ‫لیزر‬ ( ‫کربن‬ ‫چگالش‬ ) ‫حرارتی‬ ‫پالسمای‬ CVD ‫الکترولیز‬ ‫مایع‬ https://fa.wikipedia.org/ ‫سنتز‬ MWCNT ‫با‬ ‫الکترولیز‬ ‫های‬‫کربنات‬ ‫مذاب‬ https://pubs.acs.org/doi/pdf/10.1021/acs.nanolett.5b02427
‫خاص‬ ‫نانومواد‬ 14 ‫کربنی‬ ‫نانولوله‬ ‫کاربرد‬ ‫دستگاه‬ ‫مبتنی‬ ‫بر‬ ‫اتصال‬ ‫ناهمگن‬ CNT/Si ‫از‬ ‫یک‬ ‫فیلم‬ ‫نانولوله‬ ،‫کربنی‬ ‫الکترودهای‬ ‫سیلیکون‬ ‫و‬ ‫فلز‬ ‫تشکیل‬ ‫شده‬ ‫است‬ . ‫سیلیکون‬ ‫به‬ ‫دلیل‬ ‫شفافیت‬ ‫نوری‬ ‫باالی‬ ‫فیلم‬ CNT ‫بیشتر‬ ‫نور‬ ‫را‬ ‫جذب‬ ‫کند‬‫می‬ ‫و‬ ‫های‬‫جفت‬ ‫حفره‬ - ‫الکترون‬ ‫تولید‬ ‫کند‬‫می‬ ‫که‬ ‫سپس‬ ‫توسط‬ ‫پتانسیل‬ ‫داخلی‬ ‫در‬ ‫مرز‬ ‫آن‬ ‫با‬ CNT ‫ها‬ ‫جدا‬ ‫شوند‬‫می‬ . ‫ها‬‫الکترون‬ ‫به‬ ‫سیلیکون‬ ‫نوع‬ n ‫تزریق‬ ‫شوند‬‫می‬ ‫در‬ ‫حالی‬ ‫که‬ ‫ها‬‫حفره‬ ‫توسط‬ ‫فیلم‬ CNT ‫نوع‬ p ‫آوری‬‫جمع‬ ‫شوند‬‫می‬ . ‫شماتیک‬ ‫اتصال‬ ‫ناهمگن‬ T/Si https://www.sciencedirect.com/science/article/pii/S258996511930011X
15 ‫به‬ ‫دلیل‬ ‫ساختار‬ ‫قفس‬ ‫مانند‬ ‫‌ها‬‫ن‬‫آ‬ ، ‫آمکان‬ ‫به‬ ‫دآم‬ ‫آندآختن‬ ‫برخی‬ ‫‌ها‬‫ن‬‫یو‬ ‫درونشان‬ ‫وج‬ ‫ود‬ ‫دآرد‬ ‫و‬ ‫نیز‬ ‫‌توآن‬‫ی‬‫م‬ ‫برخی‬ ‫‌های‬‫ه‬‫گرو‬ ‫عامل‬ ‫آ‬‫ر‬ ‫آز‬ ‫بیرون‬ ‫به‬ ‫‌ها‬‫ن‬‫آ‬ ‫چسباند‬ . ‫به‬ ‫دلیل‬ ‫کوچک‬ ‫بو‬ ‫دن‬ ‫آین‬ ‫دسته‬ ‫آز‬ ،‫موآد‬ 7 ‫تا‬ 10 ‫نگستروم‬‫آ‬ ، ‫‌توآن‬‫ی‬‫م‬ ‫آز‬ ‫‌ها‬‫ن‬‫آ‬ ‫در‬ ‫آنتقال‬ ‫دآروها‬ ‫آستفاده‬ ‫نمود‬ . ‫همچنین‬ ‫آز‬ ‫آ‬ ‫ین‬ ‫ماده‬ ( ‫دوپ‬ ‫شده‬ ‫با‬ ‫عنصر‬ ‫گادولونیم‬ ) ‫به‬ ‫عنوآن‬ ‫عامل‬ ‫آیجادکننده‬ ‫آختالف‬ ‌‫ر‬‫نو‬ ‫در‬ ‫تص‬ ‫ویر‬ ‌‫ی‬‫بردآر‬ ‫تشدید‬ ‫مغناطیسی‬ (MRI) ‫آستفاده‬ ‫‌شود‬‫ی‬‫م‬ . ‫آز‬ ‫‌ترین‬‫م‬‫مه‬ ‫موآنع‬ ‫آستفاده‬ ‫آز‬ ‫آین‬ ‫ماده‬ ‫در‬ ‫کاربردهای‬ ‫پزشکی‬ ‫عدم‬ ‫حاللیت‬ ‫ن‬‫آ‬ ‫در‬ ‫ب‬‫آ‬ ‫و‬ ‫سایر‬ ‫‌های‬‫ل‬‫حال‬ ‫مانند‬ ‫ن‬‫آ‬ ‫‌باشد‬‫ی‬‫م‬ . ‫آین‬ ‫مس‬ ،‫اله‬ ‫آز‬ ‫‌گریز‬‫ب‬‫آ‬ ‫بودن‬ ‫شدید‬ ‫فولرین‬ ‫نتیجه‬ ‫‌شود‬‫ی‬‫م‬ . ‫آین‬ ‫مشکل‬ ،‫آ‬‫ر‬ ‫با‬ ‫کمک‬ ‫مشتقات‬ ‫فول‬ ‫رین‬ ‫و‬ ‫یا‬ ‫آیجاد‬ ‫کمپلکس‬ ‫آز‬ ‫ن‬‫آ‬ ‫رفع‬ ‫‌کنند‬‫ی‬‫م‬ . ‫ین‬‫ر‬‫فول‬ ‫بلور‬ ‫فولرین‬ ‫کاربرد‬ ‫نانوموآد‌خاص‬
16 ‫فولرین‬ ‫کاربرد‬ ‫خاص‬ ‫نانومواد‬ enabling up to 10% more sunlight capture than conventional cells. ‫یکی‬ ‫از‬ ‫های‬‫روش‬ ‫بدست‬ ‫آوردن‬ ‫جدایی‬ ‫باالی‬ ‫بار‬ ‫در‬ ‫جاذب‬ ‫نور‬ ،‫پلیمری‬ ‫مخلوط‬ ‫کردن‬ ‫آنها‬ ‫با‬ ‫های‬‫گیرنده‬ ‫مناسب‬ ‫است‬ . ‫یکی‬ ‫از‬ ‫امید‬ ‫ترین‬‫بخش‬ ‫وکاراترین‬ ‫ابزارها‬ ‫که‬ ‫بیشترین‬ ‫مطالعات‬ ‫تاکنون‬ ‫روی‬ ‫آن‬ ‫صورت‬ ،‫گرفته‬ ‫برپایه‬ ‫روش‬ ‫اتصاالت‬ ‫ناهمگن‬ ‫توده‬ ،‫ای‬ ‫های‬‫آمیزه‬ ‫مواد‬ ‫کامپوزیت‬ ‫پلیمر‬ / ‫فولرین‬ ‫است‬ ‫که‬ ‫در‬ ‫آن‬ ‫رساناهای‬‫نیمه‬ ‫پلیمری‬ ‫به‬ ‫عنوان‬ ‫دهنده‬ ‫الکترون‬ ‫و‬ ‫فولرن‬ ( ‫مشتقات‬ C60 ) ‫به‬ ‫عنوان‬ ‫گیرنده‬ ‫الکترون‬ ‫می‬ ‫باشند‬ ‫و‬ ‫در‬ ‫آن‬ ‫مولکول‬ ‫های‬ ‫فولرن‬ ‫در‬ ‫یک‬ ‫پلیمر‬ ‫با‬ ‫یک‬ ‫حالل‬ ‫واسطه‬ ‫پخش‬ ‫می‬ ‫شود‬ ‫و‬ ‫به‬ ‫تبادل‬ ‫الکترون‬ ‫برای‬ ‫تولید‬ ‫الکتریسیته‬ ‫پردازند‬‫می‬ . ‫سپس‬ ‫فیلم‬ ‫فعال‬ ‫نوری‬ ‫نازک‬ ‫بین‬ ‫دو‬ https://nanoeducation.ir
‫خاص‬ ‫نانومواد‬ 17 ‫تیتانیا‬ ‫کاربرد‬ ‫خورشیدی‬ ‫سلول‬ ‫تمیزشونده‬ ‫خود‬ ‫سطوح‬ photoanodes for application in dye-sensitized solar cells https://www.mdpi.com/2079-4991/9/9/1339 TiO2 nanotube arrays based flexible solar cells https://doi.org/10.1016/j.nanoen.2014.11.042 Self-cleaning V-TiO2:SiO2 thin-film coatings
‫خاص‬ ‫نانومواد‬ 18 ‫طال‬ ‫کاربرد‬ photoelectrochemical (PEC) water splitting https://doi.org/10.1039/C3EE43278E ‫نانو‬ ‫ذرات‬ ‫طال‬ ‫با‬ ‫اندازه‬ ‫حدود‬ 10 ‫نانومتر‬ ‫روی‬ ‫های‬‫نانومیله‬ ‫تیتانیا‬ ‫نشانده‬ ‫شده‬ ‫است‬ . ‫همپوشانی‬ SPR ‫طال‬ ‫با‬ ‫گاف‬ ‫انرژی‬ ‫تیتانیا‬ ( ‫محدوده‬ ‫فوتون‬ ‫کند‬ ‫در‬ ‫مرز‬ ‫قرمز‬ ) ‫تولید‬ ‫بیشتر‬ ‫الکترون‬ ‫گرم‬ ‫و‬ ‫تزریق‬ ‫با‬ ‫تیتانیا‬
‫خاص‬ ‫نانومواد‬ 19 ‫طال‬ ‫کاربرد‬ ‫کوانتومی‬ ‫کامپیوترهای‬ ‫مولکول‬ ‫حسگری‬ ‫ارتباطات‬ https://www.nature.com/articles/s41467-020-16190-z Mode converter: transverse electric (TE) mode into a hybrid-plasmonic transverse magnetic (TM) mode plasmonic nanofocuser: nonlinear wavelength converter
‫خاص‬ ‫نانومواد‬ 20 h-BN ‫ساختار‬ https://www.nature.com/articles/nphoton.2014.271 transition metal dichal-cogenides (TMDCs) : MoS2 , WS2 , …
‫خاص‬ ‫نانومواد‬ 21 h-BN ‫تولید‬ CVD MBE https://doi.org/10.1021/nl203249a electrochemical bubbling-based method used to transfer the h-BN layer. https://doi.org/10.1021/nl400559s
‫خاص‬ ‫نانومواد‬ 22 h-BN ‫کاربرد‬ ‫مدوالتور‬ https://doi.org/10.1039/D0NR03266B (modulation depth (e.g. ~42 dB.mm-1 at 1550 nm) and high modulation speed (up to ~0.1 GHz). A-modulation depth: modulation amplitude divided by the mean value. square-wave Fermi level shift
‫خاص‬ ‫نانومواد‬ 23 h-BN ‫کاربرد‬ ‫حسگر‬ https://doi.org/10.3390/bios11060201 492 nm 131 nm R: different phase shifts Goos-Hänchen Shift SPR sensor
‫خاص‬ ‫نانومواد‬ 24 MoS2 ‫کاربرد‬ ‫فتودتکتور‬ ‫کمتر‬ ‫افتاده‬ ‫دام‬ ‫به‬ ‫های‬‫حفره‬ ‫عمر‬ ‫طول‬ ‫الکترون‬ ‫از‬ ‫بیشتر‬ ‫های‬‫حامل‬ ‫عبور‬ ‫افزایش‬ ‫باعث‬ ‫نوری‬ ‫بهره‬ ‫افزایش‬ ‫نتیجه‬ ‫در‬ ‫سرعت‬ ‫دهی‬‫پاسخ‬ ‫باال‬ ‫در‬ ‫استفاده‬ ‫قابل‬ ‫های‬‫توان‬ ‫پایین‬ 20 µm 647 nm photocurrent ~80 times higher than the fast photocurrent https://doi.org/10.1038/s41699-019-0096-4 11 mW Pin = 7 mW, Vg = 0 V and Vds = 1 V MoS2 photodetectors integrated with photonic circuits
‫خاص‬ ‫نانومواد‬ 25 MoS2 ‫کاربرد‬ ‫فتودتکتور‬ ‫نقاط‬ ‫از‬ ‫بار‬ ‫های‬‫حامل‬ ‫انتقال‬ ‫کوانتومی‬ ZnO ‫به‬ MoS2 Enhanced photoresponse of ZnO quantum dot-decorated MoS2 thin films https://doi.org/10.1039/C7RA01222E
‫خاص‬ ‫نانومواد‬ 26 WS2 ‫کاربرد‬ Enhanced directional emission, linear polarization https://doi.org/10.1515/nanoph-2020-0294 PL of WS2 on the PhC slab is greatly enlarged by over 300 times 60% linear polarization degree of linear polarization (DLP) period (P) and trench width (T) of grating are 400 and 150 nm ‫تولید‬ WS2 ‫با‬ CVD ‫همپوشانی‬ ‫باند‬ 1 ‫با‬ WS2 ‫باند‬ ‫شدن‬ ‫محدود‬ ‫و‬ 2 ‫نقره‬ ‫در‬ ‫ا‬ ‫مد‬ ‫اندرکنش‬ ‫ک‬ ‫سایتون‬ WS2 ‫باند‬ ‫با‬ 1 photonic crystal (PhC)
‫خاص‬ ‫نانومواد‬ 27 WS2 ‫کاربرد‬ ‫هولوگرام‬ ‫اتمی‬ -- > ‫امن‬ ‫سازی‬‫ذخیره‬ ‫اطالعات‬ DOI: 10.1021/acs.nanolett.9b02740 Atomically thin nonlinear transition metal dichalcogenide holograms Nonlinear holography optical vortex beams amplitude and phase information ‫بهتر‬ ‫تبدیل‬ ‫و‬ ‫کمتر‬ ‫اتالف‬
‫خاص‬ ‫های‬‫روش‬ 28 ‫سطح‬ ‫ساده‬ ‫تولید‬ SERS ‫طال‬ ‫زمینه‬ ‫پلیمر‬ ‫با‬ ‫تنش‬ ‫اعمال‬ ‫با‬ ‫طال‬ ‫نانومتری‬ ‫های‬‫قطعه‬ ‫ساخت‬ ‫پیک‬ ‫و‬ ‫تصویر‬ ‫وضوح‬ ‫افزایش‬ ‫برای‬ ‫شده‬ ‫ساخته‬ ‫قطعات‬ ‫از‬ ‫استفاده‬ ‫پلیمر‬ ‫حاللیت‬ ‫خاصیت‬ ‫با‬ ‫زیر‬ ‫قطعات‬ ‫انتقال‬ PVA ‫آب‬ ‫در‬ https://doi.org/10.1039/C8TC00884A 50 μm 100 μm 100 nm 1 μm polycarbonate (PC)
‫خاص‬ ‫های‬‫روش‬ 29 ‫نیرو‬ ‫حسگر‬ ‫تولید‬ / ‫فشار‬ / ‫با‬ ‫کشش‬ polydimethylsiloxane ‫نانوئی‬ ‫چاپ‬ ‫روش‬ ‫به‬ ‫قالب‬ ‫تولید‬ ،‫سیلیکون‬ ‫زیرالیه‬ ‫افزودن‬ CNT : ‫بیشتر‬ ‫کشش‬ ‫قابلیت‬ ‫افزایش‬ ‫برای‬ http://dx.doi.org/10.1088/1361-665X/ab1fb8
‫ممز‬ ‫و‬ ‫نمز‬ 30 cadence layout Cadence Layout and Die Micrograph of Solar Cell Test Chip ‫ممز‬ ‫و‬ ‫نمز‬ ‫طراحی‬ Photocell Design Concept
‫ممز‬ ‫و‬ ‫نمز‬ 31 ‫ممز‬ ‫و‬ ‫نمز‬ ‫طراحی‬
‫ممز‬ ‫و‬ ‫نمز‬ 32 https://www.mdpi.com/2072-666X/7/4/69/htm (a) segmented waveguides (b) coupled waveguides
‫ممز‬ ‫و‬ ‫نمز‬ 33 https://www.mdpi.com/2072-666X/7/4/69/htm (a) delay line (optical path length) tuning mechanism, (b) reconfigurable ring resonator consisting of two U- shaped waveguides, (c) tuning of a mixed configuration (top view).
‫ممز‬ ‫و‬ ‫نمز‬ 34 https://www.mdpi.com/2072-666X/7/4/69/htm plasmonic phase modulator bi-material light (a) amplitude (b) phase modulation mechanism. (c) Schematic of the plasmonic switch (d) its equivalent optical circuit.
‫ممز‬ ‫و‬ ‫نمز‬ 35 ‫با‬ ‫تصویر‬ ‫سنسور‬ MoS2 ‫فوتو‬ ‫عنوان‬ ‫به‬ - ‫سوئیچ‬ ‫و‬ ‫ترانزیستور‬ - ‫ترانزیستور‬ ‫مکانیزم‬ ‫با‬ ‫حفره‬ ‫انداختن‬ ‫دام‬ ‫به‬ PhotoGating ( ‫سطح‬ ‫در‬ ‫حامل‬ ‫دام‬ -- > ‫گیت‬ ‫ولتاژ‬ ‫تغییر‬ ) Ti/Au IZO https://www.nature.com/articles/s41467-021-23711-x IZO : indium zinc oxide photoresponsivity :119.16 A W−1
‫ممز‬ ‫و‬ ‫نمز‬ 36 ‫پردازنده‬ ‫ادغام‬ / ‫فوتونیکی‬ ‫ادوات‬ ‫با‬ ‫کنترلی‬ ‫مدار‬ https://www.kth.se/is/mst/research/photonics/projects/morphic-1.887899 first FPGA-like photonic chip Targets: • an optical switch matrix • a programmable microwave photonics filter • an optical beam forming network FPGA: Field-programmable gate array NOEMS : nano-opto-electro-mechanical systems
‫ممز‬ ‫و‬ ‫نمز‬ 37 ‫پردازنده‬ ‫ادغام‬ / ‫فوتونیکی‬ ‫ادوات‬ ‫با‬ ‫کنترلی‬ ‫مدار‬ https://www.kth.se/is/mst/research/photonics/projects/cell-ring-close-proximity-photonic-sensing-of- single-cell-secretion-1.319863 cell´s biochemical signaling
‫تحقیق‬ • Single-photon emitter • Nano cavity • Nano meta-materials • integrated quantum photonics 38 https://doi.org/10.1515/nanoph-2021-0082 $2 million National Science Foundation (NSF) grant https://www.rochester.edu/newscenter/2-million-nsf-grant-to- add-efficiency-to-integrated-quantum-photonics-175132/
‫بیشتر‬ ‫مطالعه‬ 1) http://eshop.terms.eu/_data/s_3386/files/1379942540-sunpower_c60_bin_ghi.pdf 2) https://doi.org/10.1021/acs.jpclett.5b00902 3) https://www.osapublishing.org/optica/fulltext.cfm?uri=optica-5-12-1623&id=403184 4) https://iopscience.iop.org/book/978-1-6817-4261-8/chapter/bk978-1-6817-4261-8ch3 5) http://dx.doi.org/10.1039/c4cs00492b 6) https://doi.org/10.1016/j.diamond.2014.10.001 7) https://pdfs.semanticscholar.org/f743/98705671756684459029e9a70490de604620.pdf 8) https://www.sciencedirect.com/science/article/abs/pii/S0038092X17305169 9) https://doi.org/10.1016/j.partic.2017.05.007 10) https://www.nature.com/articles/s41598-019-42055-7 11) https://doi.org/10.1155/2017/6496390 12) https://www.degruyter.com/document/doi/10.1515/nanoph-2017-0064/html 13) https://www.mdpi.com/1422-0067/21/7/2480/htm 14) http://dx.doi.org/10.1088/2053-1591/ab3cae 15) http://dx.doi.org/10.1016/j.cap.2016.11.016 16) http://ascij.damghaniau.ac.ir/article_677491_b21c687bbc7a2a6fafb51234b942c430.pdf 17) https://doi.org/10.1039/D0NH00556H 39
‫بیشتر‬ ‫مطالعه‬ 1) https://doi.org/10.3390/photonics1040380 2) https://doi.org/10.1515/nanoph-2017-0064 3) https://doi.org/10.1039/C7NR05087A 4) http://doi.org/10.1016/j.apsusc.2020.147139 5) https://www.nature.com/articles/s41578-019-0124-1#citeas 6) https://doi.org/10.1109/JSTQE.2019.2893767 7) https://doi.org/10.1016/j.rinp.2019.102681 8) https://doi.org/10.1364/PRJ.7.000815 9) https://doi.org/10.1063/1.4952578 10) http://dx.doi.org/10.1088/2053-1583/ab7bc5 11) https://doi.org/10.1088/0957-4484%2F24%2F47%2F475501 12) https://doi.org/10.1002/adom.201700762 13) https://doi.org/10.1117/12.2518985 14) https://doi.org/10.1364/JOSAB.423088 15) https://doi.org/10.1039/C7LC00641A 16) https://www.nature.com/articles/s41377-018-0115-9 17) http://doi.org/10.1021/acsphotonics.0c00819 18) https://doi.org/10.1016/j.nanoen.2017.11.017 40
‫پاسخ‬ ‫و‬ ‫پرسش‬ ‫فراوان‬ ‫سپاس‬ ‫با‬ 41

Recomendados

QDThinFilms-5.pptx
QDThinFilms-5.pptxQDThinFilms-5.pptx
QDThinFilms-5.pptx
Inv. Ali Bakhshi
 
QDThinFilms-3.pptx
QDThinFilms-3.pptxQDThinFilms-3.pptx
QDThinFilms-3.pptx
Inv. Ali Bakhshi
 
QDThinFilms-2.pptx
QDThinFilms-2.pptxQDThinFilms-2.pptx
QDThinFilms-2.pptx
Inv. Ali Bakhshi
 
QDThinFilms-1.pptx
QDThinFilms-1.pptxQDThinFilms-1.pptx
QDThinFilms-1.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day7.pptx
Nanophotonics - day7.pptxNanophotonics - day7.pptx
Nanophotonics - day7.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day8.pptx
Nanophotonics - day8.pptxNanophotonics - day8.pptx
Nanophotonics - day8.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day6.pptx
Nanophotonics - day6.pptxNanophotonics - day6.pptx
Nanophotonics - day6.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day5.pptx
Nanophotonics - day5.pptxNanophotonics - day5.pptx
Nanophotonics - day5.pptx
Inv. Ali Bakhshi
 

Recomendados

QDThinFilms-5.pptx
QDThinFilms-5.pptxQDThinFilms-5.pptx
QDThinFilms-5.pptx
Inv. Ali Bakhshi
 
QDThinFilms-3.pptx
QDThinFilms-3.pptxQDThinFilms-3.pptx
QDThinFilms-3.pptx
Inv. Ali Bakhshi
 
QDThinFilms-2.pptx
QDThinFilms-2.pptxQDThinFilms-2.pptx
QDThinFilms-2.pptx
Inv. Ali Bakhshi
 
QDThinFilms-1.pptx
QDThinFilms-1.pptxQDThinFilms-1.pptx
QDThinFilms-1.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day7.pptx
Nanophotonics - day7.pptxNanophotonics - day7.pptx
Nanophotonics - day7.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day8.pptx
Nanophotonics - day8.pptxNanophotonics - day8.pptx
Nanophotonics - day8.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day6.pptx
Nanophotonics - day6.pptxNanophotonics - day6.pptx
Nanophotonics - day6.pptx
Inv. Ali Bakhshi
 
Nanophotonics - day5.pptx
Nanophotonics - day5.pptxNanophotonics - day5.pptx
Nanophotonics - day5.pptx
Inv. Ali Bakhshi
 
2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot
Marius Sescu
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPT
Expeed Software
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage Engineerings
Pixeldarts
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
ThinkNow
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
marketingartwork
 
Skeleton Culture Code
Skeleton Culture CodeSkeleton Culture Code
Skeleton Culture Code
Skeleton Technologies
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024
Neil Kimberley
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)
contently
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024
Albert Qian
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
Kurio // The Social Media Age(ncy)
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
Search Engine Journal
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
SpeakerHub
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd
Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next
Tessa Mero
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Lily Ray
 
How to have difficult conversations
How to have difficult conversations How to have difficult conversations
How to have difficult conversations
Rajiv Jayarajah, MAppComm, ACC
 
Introduction to Data Science
Introduction to Data ScienceIntroduction to Data Science
Introduction to Data Science
Christy Abraham Joy
 
Time Management & Productivity - Best Practices
Time Management & Productivity - Best PracticesTime Management & Productivity - Best Practices
Time Management & Productivity - Best Practices
Vit Horky
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project management
MindGenius
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
RachelPearson36
 

Mais conteúdo relacionado

Destaque

How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
ThinkNow
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
Kurio // The Social Media Age(ncy)
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
Search Engine Journal
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
SpeakerHub
 

Destaque (20)

2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPT
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage Engineerings
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
 
Skeleton Culture Code
Skeleton Culture CodeSkeleton Culture Code
Skeleton Culture Code
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search Intent
 
How to have difficult conversations
How to have difficult conversations How to have difficult conversations
How to have difficult conversations
 
Introduction to Data Science
Introduction to Data ScienceIntroduction to Data Science
Introduction to Data Science
 
Time Management & Productivity - Best Practices
Time Management & Productivity - Best PracticesTime Management & Productivity - Best Practices
Time Management & Productivity - Best Practices
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project management
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
 

QDThinFilms-4.pptx