SlideShare a Scribd company logo

Nanophotonics - day3.pptx

•Download as PPTX, PDF•
•
I
Inv. Ali Bakhshi

We tried to explain and analyze the latest cutting-edge technologies in nanophotonic materials workshop. The subjects were around : 1) quantum confinement 2) nano materials 3) synthesis methods 4) applications (laser, sensors, solar cells, medical, ...) 5) promising nano materials and methods 6) NEMS & MEMS 7) Ideas and latest interesting researches Master instructor of nanophotonic materials workshop (D234165), "Inv. Ali Bakhshi".

Science
1 of 22
Presenter: Ali Bakhshi Title: Nano photonic materials 1 Day 3 B.Sc Physics Eng. Tabriz Uni. M.Sc Nano Tech. IUST Researcher IPM
‫ایده‬ ! 2 https://www.beilstein-journals.org/bjnano/articles/10/43/downloads Dichroic laser mirrors harmonic separators https://doi.org/10.1364/PRJ.411372
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 3 ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫انتقال‬ ‫‌ها‬ ‫م‬‫ات‬ ‫و‬ ‫‌هاي‬ ‫ل‬‫مولكو‬ ‫منبع‬ ‫یا‬ ‫هدف‬ ‫با‬ ‫استفاده‬ ‫از‬ ‫‌هاي‬ ‫ش‬‫رو‬ ‫مختلف‬ ‫و‬ ‫نشاندن‬ ‫‌ها‬ ‫ن‬‫آ‬ ‫بر‬ ‫روي‬ ‫یك‬ ‫بستر‬ ‫را‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫‌گویند‬ ‫ي‬‫م‬ ‫كه‬ ‫شامل‬ ‫واكنش‬ ‫شيميایي‬ ‫‌شود‬ ‫ي‬‫نم‬ . ‫‌هاي‬ ‫ش‬‫رو‬ ‫مختلف‬ ‫كندن‬ ‫اتم‬ ‫ها‬ ‫از‬ ‫سطح‬ ‫هدف‬ ‫شامل‬ ‫تبخير‬ ،‫حرارتي‬ ‫تبخير‬ ‫پرتو‬ ‫الكتروني‬ ، ‫كند‬ ‫و‬ ،‫پاش‬ ‫اپيتكسي‬ ‫پرتو‬ ‫مولكولي‬ ‫مي‬ ‫باشد‬ . ‫مراحل‬ ‫فرایند‬ ‫نشست‬ : 1 ) ‫جذب‬ ‫‌ها‬ ‫م‬‫ات‬ ‫یا‬ ‫‌ها‬ ‫ل‬‫مولكو‬ ‫بر‬ ‫روي‬ ‫سطح‬ ‫بستر‬ 2 ) ‫نفوذ‬ ‫افقي‬ ‫مواد‬ ‫جذب‬ ‫شده‬ ‫بر‬ ‫روي‬ ‫سطح‬ 3 ) ‫تشكيل‬ ‫پيوند‬ ‫با‬ ‫یكدیگر‬ ‫و‬ ‫نيز‬ ‫با‬ ‫‌هاي‬ ‫م‬‫ات‬ ‫بستر‬ 4 ) ‫‌زایي‬ ‫ه‬‫هست‬ ‫‌ها‬ ‫م‬‫ات‬ ‫و‬ ‫متراكم‬ ‫شدن‬ ‫‌ها‬ ‫ن‬‫آ‬ 5 ) ‫ایجاد‬ ‫ساختارهاي‬ ‫بلوري‬ ‫توسعه‬ ‫یافته‬ ‫و‬ ‫تشكيل‬ ‫ميكروساختارها‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ Physical Vapor Deposition 1 ) ‫تبخير‬ 2 ) ‫انتقال‬ ‫بخار‬ 3 ) ‫رشد‬ ‫روی‬ ‫زیرالیه‬ quartz crystal microbalance (QCM) https://doi.org/10.1016/B978-0-12-818908-5.00003-2
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 4 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫روش‬ ‫تبخير‬ ‫در‬ ‫این‬ ‫روش‬ ‫براي‬ ‫تبخير‬ ‫ماده‬ ‫منبع‬ ‫از‬ ‫گرم‬ ‫كردن‬ ‫مقاومتي‬ ‫هدف‬ ‫یا‬ ‫از‬ ‫انرژي‬ ‫پرتوهاي‬ ‫الكتروني‬ ‫و‬ ‫ليزري‬ ‫استفاده‬ ‫‌شود‬ ‫ي‬‫م‬ . ‫این‬ ‫روش‬ ‫‌بایست‬ ‫ي‬‫م‬ ‫تحت‬ ‫شرایط‬ ‫خالء‬ ‫انجام‬ ‫گيرد‬ . ‫با‬ ‫كنترل‬ ‫فشار‬ ‫بخار‬ ‫منبع‬ ‫‌توان‬ ‫ي‬‫م‬ ‫غلظت‬ ‫اجزا‬ ‫واكنشي‬ ‫را‬ ‫كنترل‬ ‫كرد‬ : ‫نرخ‬ ‫تبخير‬ : ‫سرعت‬ ‫رشد‬ ‫وابسته‬ ‫به‬ ‫سرعت‬ ‫تبخير‬ ‫و‬ ‫زاویه‬ ‫برخوردي‬ ‫بخار‬ ‫با‬ ‫بستر‬ ‫و‬ ‫فاصله‬ ‫منبع‬ ‫از‬ ‫بستر‬ ‫دارد‬ . ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ Tungsten (W); MP = 3380°C, P* = 10-2 torr at 3230°C Boron nitride (BN); MP = 2500°C, P* = 10-2 torr at 1600°C https://labs.ece.uw.edu/cam/tutorials/PhysicalVaporDeposition.pdf
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 5 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫روش‬ ‫تبخير‬ ‫بدست‬ ‫آوردن‬ ‫دمای‬ ‫ذوب‬ ‫و‬ ‫تبخير‬ ‫به‬ ‫کمک‬ ‫‌سازی‬ ‫ه‬‫شبي‬ ‫دیناميک‬ ‫مولکولی‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ units metal atom_style atomic boundary p p p variable a equal 4.0782 lattice fcc 4.0782 region box block 0 10 0 10 0 10 create_box 1 box create_atoms 1 box mass 1 196.97 pair_style eam pair_coeff * * Au_u3.eam minimize 1.0e-8 1.0e-8 1000 100000 min_style cg timestep 0.001 velocity all create 300.0 454883 mom yes rot yes dist gaussian thermo 50000 thermo_style custom step pe ke etotal temp vol press density atoms fix 1 all press/berendsen iso 0.0 0.0 100.0 fix 2 all nvt temp 300.00 2400.00 1.0 dump 1 all xyz 100 AuMelt.xyz run 1000000
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 6 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫اپيتكسي‬ ‫پرتو‬ ‫مولكولی‬ ‫این‬ ‫روش‬ ‫‌عنوان‬ ‫ه‬‫ب‬ ‫یك‬ ‫حالت‬ ‫‌اي‬ ‫ه‬‫ویژ‬ ‫از‬ ‫تبخير‬ ‫براي‬ ‫رشد‬ ‫‌هاي‬ ‫م‬‫فيل‬ ‫نازك‬ ‫‌كریستال‬ ‫ك‬‫ت‬ ‫‌باشد‬ ‫ي‬‫م‬ ‫كه‬ ‫در‬ ‫آن‬ ‫تبخير‬ ‫شدیدا‬ ‫كنترل‬ ‫‌اي‬ ‫ه‬‫شد‬ ‫از‬ ‫منابع‬ ‫مختلف‬ ‫در‬ ‫خال‬ ‫بسيار‬ ‫باال‬ ‫حدود‬ 10 - 10 ‫تور‬ ‫انجام‬ ‫‌گيرد‬ ‫ي‬‫م‬ . ‫‌ها‬ ‫م‬‫ات‬ ‫یا‬ ‫‌هاي‬ ‫ل‬‫مولكو‬ ‫تبخير‬ ‫شده‬ ‫از‬ ‫منابع‬ ‫مختلف‬ ‫با‬ ‫توجه‬ ‫به‬ ‫متوسط‬ ‫مسير‬ ‫پویش‬ ‫آزاد‬ ‫زیاد‬ ‫در‬ ‫فشار‬ ‫بسيار‬ ‫كم‬ ‫با‬ ‫یكدیگر‬ ‫اندركنش‬ ‫ندارند‬ . ‫تبخير‬ ‫توسط‬ ‫روش‬ ‫گرمایش‬ ‫مقاومت‬ ‫الكتریكي‬ ‫هر‬ ‫منبع‬ ‫به‬ ‫صورت‬ ‫جداگانه‬ ‫در‬ ‫‌هاي‬ ‫ل‬‫سلو‬ ‫خاص‬ ‫خود‬ ‫انجام‬ ‫‌گيرد‬ ‫ي‬‫م‬ . ‫‌ها‬ ‫م‬‫ات‬ ‫و‬ ‫‌ها‬ ‫ل‬‫مولكو‬ ‫بر‬ ‫روي‬ ‫سطح‬ ‫زیرالیه‬ ‫‌كریستال‬ ‫ك‬‫ت‬ ‫برخورد‬ ‫كرده‬ ‫كه‬ ‫منتج‬ ‫به‬ ‫تشكيل‬ ‫فيلم‬ ‫اپيتكسيال‬ ‫مورد‬ ‫نظر‬ ‫‌شوند‬ ‫ي‬‫م‬ . ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ Molecular Beam Epitaxy Reflection high-energy electron diffraction (RHEED) Spin phenomena in semiconductor quantum dots
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 7 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫كند‬ ‫و‬ ‫پاش‬ ‫در‬ ‫این‬ ‫روش‬ ‫در‬ ‫اثر‬ ‫برخورد‬ ‫‌هاي‬ ‫ن‬‫یو‬ ‫پر‬ ‫انرژي‬ ‫به‬ ‫سطح‬ ،‫هدف‬ ‫‌ها‬ ‫م‬‫ات‬ ‫یا‬ ‫‌ها‬ ‫ل‬‫مولكو‬ ‫از‬ ‫سطح‬ ‫كنده‬ ‫شده‬ ‫و‬ ‫به‬ ‫سمت‬ ‫بيرون‬ ‫از‬ ‫هدف‬ ‫پرتاب‬ ‫‌شوند‬ ‫ي‬‫م‬ ‫و‬ ‫در‬ ‫ادامه‬ ‫‌نشاني‬ ‫ه‬‫الی‬ ‫‌ها‬ ‫ن‬‫آ‬ ‫بر‬ ‫روي‬ ‫سطح‬ ‫یك‬ ‫زیرالیه‬ ‫انجام‬ ‫‌گيرد‬ ‫ي‬‫م‬ . ‫ابتدا‬ ‫فشار‬ ‫اوليه‬ ‫محفظه‬ ‫كندوپاش‬ ‫به‬ 6 - 10 ‫تا‬ 10 - 10 ‫‌رسد‬ ‫ی‬‫م‬ . ‫سپس‬ ‫براي‬ ‫فراهم‬ ‫كردن‬ ‫یون‬ ‫و‬ ‫توليد‬ ،‫پالسما‬ ‫گازي‬ ‫مانند‬ ‫آرگون‬ ‫به‬ ‫داخل‬ ‫محفظه‬ ‫تزریق‬ ‫شده‬ ‫و‬ ‫در‬ ‫نتيجه‬ ‫فشار‬ ‫به‬ 1 ‫تا‬ 100 ‫تور‬ ‫افزایش‬ ‫‌یابد‬ ‫ي‬‫م‬ . ‫با‬ ‫تخليه‬ ‫الكتریكي‬ ، ‫الكترون‬ ‫به‬ ‫‌هاي‬ ‫م‬‫ات‬ ‫گاز‬ ‫برخورد‬ ‫كرده‬ ‫و‬ ‫این‬ ‫‌ها‬ ‫م‬‫ات‬ ‫به‬ ‫‌ها‬ ‫ن‬‫الكترو‬ ‫با‬ ‫بار‬ ‫منفي‬ ‫و‬ ‫‌ها‬ ‫ن‬‫یو‬ ‫با‬ ‫بار‬ ‫مثبت‬ ‫تجزیه‬ ‫‌شوند‬ ‫ي‬‫م‬ . ‫در‬ ‫اثر‬ ‫برخورد‬ ‫‌هاي‬ ‫ن‬‫یو‬ ‫مثبت‬ ‫با‬ ‫هدف‬ ‫‌هاي‬ ‫م‬‫ات‬ ‫سطحي‬ ‫كنده‬ ‫شده‬ ‫و‬ ‫به‬ ‫سمت‬ ‫زیرالیه‬ ‫حركت‬ ‫‌كند‬ ‫ي‬‫م‬ . ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ Sputtering
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 8 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫ليتوگرافی‬ ‫به‬ ‫فرایند‬ ‫انتقال‬ ‫الگوهای‬ ‫هندسی‬ ‫‌ها‬ ‫ک‬‫ماس‬ ، ‫بر‬ ‫روی‬ ‫الیه‬ ‫نازکی‬ ‫از‬ ‫ماده‬ ‫حساس‬ ‫به‬ ‫نور‬ ( Resist ) ‫که‬ ‫سطح‬ ‫ویفر‬ ‫‌هادی‬ ‫ه‬‫نيم‬ ‫را‬ ‫پوشانده‬ ،‫است‬ ‫ليتوگرافی‬ ‫‌گویند‬ ‫ی‬‫م‬ . ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://ipo.lbl.gov/lbnl1997/ sub 10 nm 7×108 nanowires on a 4 inch silicon
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 9 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫ليتوگرافی‬ ‫نوری‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ ‫نور‬ ‫فرابنفش‬ ‫با‬ ‫طول‬ ‫موج‬ ‫در‬ ‫محدوده‬ ۱۹۳-۴۳۶ ‫نانومتر‬ https://nanoclub.ir/index.php/articles/%D9%84%DB%8C%D8% AA%D9%88%DA%AF%D8%B1%D8%A7%D9%81%DB%8C ‌‫هدف‬ : ‫‌هایی‬ ‫ح‬‫طر‬ ‌‫با‌رزولوشن‌باال‌به‬ ‫ابعاد‌چند‌ده‌نانومتر‬
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 10 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫ليتوگرافی‬ ‫باریکه‬ ‫الکترونی‬ ‫و‬ ‫ليتوگرافی‬ ‫باریکه‬ ‫یونی‬ ‫متمرکز‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://nanoclub.ir/index.php/articles/%D9%84%DB%8C%D8% AA%D9%88%DA%AF%D8%B1%D8%A7%D9%81%DB%8C ‫رزیست‌حساس‌به‌الکترون‬ ‌،‫‌دهی‌موادی‌مانند‌تنگستن‬ ‫ب‬‫رسو‬ ‌‫پالتين‌و‌کربن‬ ‫رزولوشن‬ ‫ليتوگرافی‬ ‫باریکه‬ ‫الکترونی‬ ‫و‬ ‫باریکه‬ ‫یونی‬ ‫متمرکز‬ ‫بين‬ ۵ ‫تا‬ ۲۰ ‫نانومتر‬ ‫است‬ . ‫این‬ ‫رزولوشن‬ ‫باال‬ ‫‌ی‬ ‫ه‬‫نتيج‬ ‫طول‬ ‫موج‬ ‫کم‬ ‫الکترون‬ ‫و‬ ‫پرتو‬ ‫یونی‬ ‫‌باشد‬ ‫ی‬‫م‬ . http://dx.doi.org/10.4186/ej.2012.16.1.37
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 11 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫ليتوگرافی‬ ‫نرم‬ ‫و‬ ‫ليتوگرافی‬ ‫با‬ ‫مهر‬ ‫زدن‬ ‫در‬ ‫ابعاد‬ ‫نانو‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://nanoclub.ir/index.php/articles/%D9%84%DB%8C%D8% AA%D9%88%DA%AF%D8%B1%D8%A7%D9%81%DB%8C ‫‌ها‬ ‫ل‬‫قالب‌پليمری‌نرم‌برای‌مهر‌زدن‌محلولی‌از‌مولکو‬ ( ‫جوهر‬ ) ‫روی‌یک‌زیرالیه‬ ‌‫مواد‌ارزان‬ ‫قيمت‬ ‌‫قالب‌کوارتز‬ ‫و‌سيليکون‬ ‫پليمر‬ ‫ترموپالست‬ ‫تا‬ ‫باالی‬ ‫دمای‬ ‫انتقال‬ ‫‌ای‬ ‫ه‬‫شيش‬ ‫ليتوگرافی‌نرم‬ ‌‫ليتوگرافی‬ ‫مهرزنی‬
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 12 ‫انواع‬ ‫نشست‬ ‫فيزیكي‬ ‫بخار‬ ‫ليتوگرافی‬ ‫پروبی‬ ‫روبشی‬ ‫گرم‬ ،‫کردن‬ ‫خراش‬ ،‫دادن‬ ‫اکسيد‬ ‫کردن‬ ‫و‬ ‫انتقال‬ ‫مواد‬ ‫به‬ ‫سطح‬ ‫زیرالیه‬ ‫با‬ ‫نوک‬ ‫تيز‬ ‫ميکروسکوپ‬ ‫نيروی‬ ‫اتمی‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://nanoclub.ir/index.php/articles/%D9%84%DB%8C%D8% AA%D9%88%DA%AF%D8%B1%D8%A7%D9%81%DB%8C ‌‫نوک‌ميکروسکوپ‌توسط‌مواد‌شيميایی‌پوشانده‬ ‫‌شود‬ ‫ی‬‫م‬ . ‌‫‌ها‬ ‫ل‬‫مولکو‬ ‌،‫هنگام‌تماس‌نوک‌پوشش‌داده‌شده‌و‌زیرالیه‬ ‫رسوبدهی‬ ‫‌شوند‬ ‫ی‬‫م‬ .
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 13 ‫آندایز‬ ‫یک‬ ‫فرآیند‬ ‫الکتروشيميایی‬ ‫است‬ . ‫برای‬ ‫افزایش‬ ‫ضخامت‬ ‫الیه‬ ‫اکسيدی‬ ‫که‬ ‫به‬ ‫صورت‬ ‫طبيعی‬ ‫بر‬ ‫روی‬ ‫سطح‬ ‫فلزات‬ ‫تشکيل‬ ،‫‌شود‬ ‫ی‬‫م‬ ‫‌کار‬ ‫ه‬‫ب‬ ‫‌رود‬ ‫ی‬‫م‬ . ‫این‬ ‫فرآیند‬ ‫بر‬ ‫روی‬ ‫برخی‬ ‫از‬ ‫فلزات‬ ‫مانند‬ ‫تيتانيوم‬ ، ،‫روی‬ ‫تنگستن‬ ‫و‬ ‫آلومينيوم‬ ‫قابل‬ ‫انجام‬ ‫است‬ ‫؛‬ ‫اما‬ ‫فلزات‬ ‫دیگر‬ ‫مانند‬ ‫آهن‬ ‫و‬ ‫فوالد‬ ‫را‬ ‫‌توان‬ ‫ی‬‫نم‬ ‫به‬ ‫دليل‬ ‫‌شدن‬ ‫ه‬‫‌ورق‬ ‫ه‬‫ورق‬ ‫در‬ ‫حين‬ ،‫فرآیند‬ ‫آندایز‬ ‫کرد‬ . ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://doi.org/10.3390/ma4030487
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 14 ‫آندایز‬ ‫توليد‬ ‌ ‫ه‬‫الی‬ ‫اکسيدی‬ ‫متخلخل‬ 1 ) ‫آندایز‬ ‫‌شده‬ ‫ت‬‫هدای‬ ‫با‬ ‫‌الگو‬ ‫ش‬‫پي‬ pre-patterned guided anodization process- ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://doi.org/10.3390/ma4030487 ‫قبل‬ ‫از‬ ‫فرایند‬ ،‫آندایز‬ ‫الگویی‬ ‫را‬ ‫بر‬ ‫روی‬ ‫سطح‬ ‫صيقلی‬ ‫فلز‬ ‫‌نظر‬ ‫د‬‫مور‬ ‫ایجاد‬ ‫‌کنند‬ ‫ی‬‫م‬ ‫تا‬ ‫‌های‬ ‫ه‬‫‌حفر‬ ‫و‬‫نان‬ ‫حاصل‬ ‫از‬ ‫فرایند‬ ،‫آندایز‬ ‫نظم‬ ‫‌آلی‬ ‫ه‬‫اید‬ ‫به‬ ‫خود‬ ‫بگيرند‬ .
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 15 ‫آندایز‬ ‫توليد‬ ‌ ‫ه‬‫الی‬ ‫اکسيدی‬ ‫متخلخل‬ 2 ) ‫آندایز‬ ‫‌شده‬ ‫ی‬‫خودآرای‬ self-organized anodization process- ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://doi.org/10.1021/cr500002z ‌‫‌ای‌از‬ ‫ه‬‫آرای‬ ‫‌های‬ ‫ه‬‫نانوحفر‬ ‫‌ای‬ ‫ه‬‫استوان‬ ‌‫شکل‬ ‫‌وجود‬ ‫ه‬‫ب‬ ‌‫‌آید‌که‬ ‫ی‬‫م‬ ‫هرکدام‬ ‌‫از‬ ‌‫این‬ ‫‌ها‬ ‫ه‬‫استوان‬ ‌‫در‌مرکز‌یک‌سلول‬ ‫‌گوش‬ ‫ش‬‫ش‬ ‫قرار‌دارد‬ . current lines and potential distribution Flow velocity vectors and mean stres
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 16 ‫آندایز‬ ‫توليد‬ ‌ ‫ه‬‫الی‬ ‫اکسيدی‬ ‫متخلخل‬ ‫ساخت‬ ‫ساختار‬ ‫سه‬ ‫بعدی‬ ! ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ https://doi.org/10.3390/mi12060589
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 17 ‫‌های‬ ‫ش‬‫رو‬ ‫ميکروامولسيون‬ ‫و‬ ‫مایسل‬ ‫معکوس‬ ‫‌ها‬ ‫ل‬‫مایس‬ ‫‌ترین‬ ‫ه‬‫ساد‬ ‫نانوراکتورهای‬ ‫مولکولی‬ ‫هستند‬ ‫که‬ ‫حاصل‬ ‫از‬ ‫خودآرایی‬ ‫‌های‬ ‫ل‬‫مولکو‬ ‫فعال‬ ‫سطحی‬ ( ‫‌ها‬ ‫ت‬‫سورفکتان‬ ) ‫در‬ ‫فصل‬ ‫مشترک‬ ‫فاز‬ ‫آبی‬ ‫و‬ ‫فاز‬ ‫آلی‬ ‫هستند‬ . ‫‌ها‬ ‫ن‬‫ميکروامولسيو‬ ‫‌های‬ ‫ط‬‫مخلو‬ ‫همگن‬ ‫و‬ ‫‌توزیعی‬ ‫ک‬‫ت‬ ‫از‬ ‫‌هاست‬ ‫ل‬‫مایس‬ ‫که‬ ‫با‬ ‫‌کردن‬ ‫ط‬‫مخلو‬ ‫فاز‬ ‫آلی‬ ( ‫روغنی‬ ) ، ‫فاز‬ ‫آبی‬ ‫و‬ ‫‌ها‬ ‫ه‬‫‌کنند‬ ‫ر‬‫پایدا‬ ( ‫‌ها‬ ‫ت‬‫سورفکتان‬ ) ‫با‬ ‫نسبت‬ ‫مشخص‬ ‫تهيه‬ ‫‌شوند‬ ‫ی‬‫م‬ . ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ ‫‌های‬ ‫ل‬‫مولکو‬ ‫فعال‬ ،‫سطحی‬ ‫‌هایی‬ ‫ل‬‫مولکو‬ ‫‌دوست‬ ‫ه‬‫دوگان‬ Amphiphilic ‫بوده‬ ‫و‬ ‫دارای‬ ‫یک‬ ‫بخش‬ ‫‌دوست‬ ‫ب‬‫آ‬ ‫و‬ ‫یک‬ ‫بخش‬ ‫‌گریز‬ ‫ب‬‫آ‬ ‫هستند‬ .
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 18 ‫‌های‬ ‫ش‬‫رو‬ ‫ميکروامولسيون‬ ‫و‬ ‫مایسل‬ ‫معکوس‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ ‫‌که‬ ‫ی‬‫هنگام‬ ‫غلظت‬ ‫‌های‬ ‫ل‬‫مولکو‬ ‫فعال‬ ‫سطحی‬ ‫از‬ ‫یک‬ ‫حد‬ ‫بحرانی‬ Critical Micelle Concentration ‫بيشتر‬ ،‫شود‬ ‫تجمعات‬ ‫مایسلی‬ ‫در‬ ‫حالل‬ ‫تشکيل‬ ‫‌شوند‬ ‫ی‬‫م‬ . ‫‌های‬ ‫ل‬‫مولکو‬ ‫فعال‬ ‫سطحی‬ ‫به‬ ‫سه‬ ‫دسته‬ ‫کاتيونی‬ ، ‫آنيونی‬ ‫و‬ ‫خنثی‬ ‫‌بندی‬ ‫م‬‫تقسي‬ ‫‌شوند‬ ‫ی‬‫م‬ .
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 19 ‫‌های‬ ‫ش‬‫رو‬ ‫ميکروامولسيون‬ ‫و‬ ‫مایسل‬ ‫معکوس‬ ‫سنتز‬ ‫نانوذرات‬ ‫در‬ ‫نانوراکتورهای‬ ‫مایسلی‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ ‫شکل‬ ‫و‬ ‫توزیع‬ ‫اندازه‬ ‫ذرات‬ ‫‌شده‬ ‫د‬‫تولي‬ ‫در‬ ‫این‬ ‫نانوراکتورها‬ ‫بستگی‬ ‫به‬ ،‫شکل‬ ‫اندازه‬ ‫و‬ ‫‌های‬ ‫ش‬‫‌کن‬ ‫م‬‫بره‬ ‫بين‬ ‫‌های‬ ‫ل‬‫مایس‬ ‫‌شده‬ ‫ه‬‫استفاد‬ ‫دارد‬ . ‫از‬ ‫آنجایی‬ ‫که‬ ‫‌های‬ ‫ه‬‫‌ماد‬ ‫ش‬‫پي‬ ‫اوليه‬ ‌ ‫ا‬ ‫معموال‬ ‫محلول‬ ‫در‬ ‫آب‬ ‫هستند‬ ( ‫به‬ ‫ویژه‬ ‫برای‬ ‫سنتز‬ ‫نانوذرات‬ ‫معدنی‬ ) ، ‫لذا‬ ‫برای‬ ‫سنتز‬ ‫نانوذرات‬ ‫از‬ ‫‌های‬ ‫ل‬‫مایس‬ ‫معکوس‬ ‫به‬ ‫عنوان‬ ‫نانوراکتور‬ ‫استفاده‬ ‫‌شود‬ ‫ی‬‫م‬ . 1 - ‌‫حرکت‌قطرات‌فاز‌آبی‌در‌امولسيون‌و‌برخورد‬ ‫آن‬ ‫ها‬ 2 - ‌‫‌‌شدن‌الیه‌محافظ‌ماده‌فعال‌سطحی‌به‌دليل‬ ‫ز‬‫با‬ ‌‫برخورد‌و‬ ‫امتزاج‬ ‫قطرات‬ 3 - ‌‫نفوذ‬ ‫مولکول‬ ‫های‬ ‫‌دهنده‬ ‫ش‬‫واکن‬ ‌‫از‌یک‌قطره‌به‌قطره‬ ‫دیگر‬ 4 - ‌‫انجام‌واکنش‌بين‬ ‫‌دهنده‬ ‫ش‬‫واکن‬ ‫ها‬ ‌‫‌تشکيل‌هسته‌و‬،
‌‫‌هاي‬ ‫ش‬‫رو‬ ‫سنتز‌نانومواد‬ 20 ‫‌های‬ ‫ش‬‫رو‬ ‫ميکروامولسيون‬ ‫و‬ ‫مایسل‬ ‫معکوس‬ ‫سنتز‬ ‫نانوذرات‬ ‫در‬ ‫نانوراکتورهای‬ ‫مایسلی‬ ‌‫‌هاي‬ ‫ش‬‫رو‬ ‫اليه‌نشاني‬ ‫با‬ ‫برخورد‬ ‫‌ها‬ ‫ل‬‫مایس‬ ‫به‬ ،‫یکدیگر‬ ‫‌های‬ ‫ن‬‫یو‬ ‫محلول‬ ‫از‬ ‫فلز‬ ‫پوسته‬ ‫به‬ ‫داخل‬ ‫‌های‬ ‫ل‬‫مایس‬ ‫حاوی‬ ‫نانوذرات‬ ‫وارد‬ ‫شده‬ ‫و‬ ‫در‬ ‫واکنش‬ ‫با‬ ‫‌های‬ ‫ل‬‫مایس‬ ‫حاوی‬ ‫مواد‬ ‫کاهنده‬ ( ‫که‬ ‫از‬ ‫مرحله‬ ‫سنتز‬ ‫اوليه‬ ‫باقی‬ ‫‌اند‬ ‫ه‬‫ماند‬ ‫یا‬ ‫در‬ ‫مراحل‬ ‫بعدی‬ ‫اضافه‬ ‫‌اند‬ ‫ه‬‫شد‬ ) ‫احيا‬ ‫‌شوند‬ ‫ی‬‫م‬ ‫و‬ ‫به‬ ‫این‬ ،‫ترتيب‬ ‫پوسته‬ ‫بر‬ ‫سطح‬ ‫نانوذره‬ ‫فلزی‬ ‫اوليه‬ ‫تشکيل‬ ‫‌شود‬ ‫ی‬‫م‬ . ‫درصورتی‬ ‫که‬ ‫مایسل‬ ‫حاوی‬ ‫‌های‬ ‫ن‬‫یو‬ ‫پوسته‬ ‫در‬ ‫ابتدا‬ ‫به‬ ‫مایسل‬ ‫حاوی‬ ‫مواد‬ ‫کاهنده‬ ‫برخورد‬ ،‫کند‬ ‫محصول‬ ‫نهایی‬ ‫حاوی‬ ‫نانوساختارهای‬ ‫هسته‬ - ‫پوسته‬ ‫و‬ ‫برخی‬ ‫نانوذرات‬ ‫اوليه‬ ( ‫بدون‬ ‫پوسته‬ ) ‫خواهد‬ ‫بود‬ . ‫ساختارهای‬ ‫‌شکل‬ ‫ی‬‫پياز‬ ‫که‬ ‫در‬ ‫واقع‬ ‫ساختارهای‬ ‫هسته‬ - ‫پوسته‬ ‫‌الیه‬ ‫د‬‫چن‬ ،‫هستند‬ ‫با‬ ‫همين‬ ‫رویکرد‬ ‫و‬ ‫با‬ Temperature Nanosensors https://doi.org/10.3390/app10082767
‫مطالعه‌بيشتر‬ 1(http://www.scielo.org.co/pdf/dyna/v79n174/v79n174a08.pdf 2‌ (‌ https://www.researchgate.net/publication/228859246_Nanoelectronics_and_nanolitho graphy ( 3 https://doi.org/10.1016/j.colsurfa.2015.09.014 4) https://iopscience.iop.org/article/10.1088/2515-7655/ab0718/pdf 5) https://link.springer.com/article/10.1007/s11468-018-0704-8 21
‫پرسش‌و‌پاسخ‬ ‫با‌سپاس‌فراوان‬ 22

Recommended

QDThinFilms-5.pptx
QDThinFilms-5.pptxQDThinFilms-5.pptx
QDThinFilms-5.pptx
Inv. Ali Bakhshi
 
QDThinFilms-4.pptx
QDThinFilms-4.pptxQDThinFilms-4.pptx
QDThinFilms-4.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
 

Recommended

QDThinFilms-5.pptx
QDThinFilms-5.pptxQDThinFilms-5.pptx
QDThinFilms-5.pptx
Inv. Ali Bakhshi
 
QDThinFilms-4.pptx
QDThinFilms-4.pptxQDThinFilms-4.pptx
QDThinFilms-4.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
 
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
 

More Related Content

Featured

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
 

Featured (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...
 

Nanophotonics - day3.pptx