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Presenter:
Ali Bakhshi
Title:
Nano photonic materials
1
Day 8
B.Sc Physics Eng. Tabriz Uni.
M.Sc Nano Tech. IUST
Researcher IPM
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•
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70
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‫و‬
30
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‫در‬
‫مقاله‬
‫حداقل‬
90
‫درصد‬
‫اطالعات‬
‫فاش‬
‫شود‬‫می‬
.
•
‫ثبت‬
‫در‬
‫ایران‬
‫از‬
‫طریق‬
‫سایت‬
https://ipm.ssaa.ir
‫متعلق‬
‫به‬
‫سازمان‬
‫ثبت‬
‫اسناد‬
‫و‬
‫امالک‬
‫کشور‬
‫است‬
.
‫اگر‬
‫درجه‬
‫اهمیت‬
‫کار‬
‫زیاد‬
‫باشد‬
‫و‬
‫هزینه‬
‫ثبت‬
‫قابل‬
‫تامین‬
،‫باشد‬
‫ثبت‬
US Patent
‫اولویت‬
‫دارد‬
‫که‬
‫بهتر‬
‫است‬
‫هر‬
‫دو‬
‫با‬
‫هم‬
‫اقدام‬
‫شوند‬
.
•
‫مدت‬
‫حق‬
‫اختراع‬
20
‫سال‬
‫است‬
‫که‬
‫روند‬
‫ثبت‬
‫اختراع‬
‫بدون‬
‫مشکل‬
‫داوری‬
‫حدود‬
6
‫ماه‬
‫تا‬
1
‫سال‬
‫خواهد‬
‫بود‬
.
•
‫حق‬
‫ثبت‬
‫اختراع‬
‫هر‬
‫ساله‬
‫با‬
‫پرداخت‬
‫هزینه‬
‫ناچیزی‬
‫باید‬
‫تمدید‬
‫شود‬
‫وگرنه‬
‫ارزش‬
‫دفاع‬
‫در‬
‫صورت‬
‫سرقت‬
‫ایده‬
‫یا‬
...
‫نخواهد‬
‫داشت‬
‫و‬
‫صرفا‬
‫مدرکی‬
‫برای‬
‫بهبود‬
‫رزومه‬
‫خواهد‬
‫بود‬
.
2
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‫مراحل‬
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:
.1
‫نام‬‫ثبت‬
‫در‬
‫سایت‬
(
‫نام‬‫ثبت‬
‫اولیه‬
(
‫صرفا‬
‫برای‬
‫ثبت‬
‫اظهارنامه‬
)
+
‫تایید‬
‫گواهی‬
‫امضا‬
+
‫نام‬‫ثبت‬
‫نهایی‬
)
.2
‫پر‬
‫کردن‬
‫های‬‫فرم‬
،‫ادعانامه‬
‫خالصه‬
‫اختراع‬
‫و‬
‫نقشه‬
‫اختراع‬
.3
‫ثبت‬
،‫ها‬‫فرم‬
،‫اسامی‬
،‫درصدها‬
‫سازمان‬
‫مربوطه‬
‫در‬
‫سایت‬
‫از‬
‫قسمت‬
"
‫ثبت‬
‫اظهارنامه‬
‫اختراع‬
"
.4
‫اگر‬
‫از‬
‫نظر‬
‫نوشتار‬
‫مشکلی‬
،‫نباشد‬
‫نامه‬
‫استعالم‬
‫به‬
‫سازمان‬
‫مربوطه‬
‫ارسال‬
‫و‬
‫پاسخ‬
‫برگردانده‬
‫شود‬‫می‬
.
.5
‫اگر‬
‫ادعاها‬
‫و‬
‫اختراع‬
‫تایید‬
،‫شود‬
‫برای‬
‫اعالم‬
‫در‬
‫روزنامه‬
‫رسمی‬
‫فرستاده‬
‫شود‬‫می‬
.
.6
‫درنهایت‬
‫با‬
‫حضور‬
،‫افراد‬
‫پرونده‬
‫کامل‬
‫شده‬
‫و‬
‫برگه‬
‫گواهی‬
‫تقدیم‬
‫شود‬‫می‬
.
3
‫اختراع‬ ‫ثبت‬
4
‫خاص‬ ‫نانومواد‬
5
h-BN
‫ساختار‬
https://www.nature.com/articles/nphoton.2014.271
transition metal dichal-cogenides (TMDCs) : MoS2 , WS2 , …
‫خاص‬ ‫نانومواد‬
6
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
7
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
8
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
9
MoS2
‫کاربرد‬
‫فتودتکتور‬
‫کمتر‬ ‫افتاده‬ ‫دام‬ ‫به‬ ‫های‬‫حفره‬ ‫عمر‬ ‫طول‬
‫الکترون‬ ‫از‬
‫بیشتر‬ ‫های‬‫حامل‬ ‫عبور‬ ‫افزایش‬ ‫باعث‬
‫درنتیجه‬
‫نوری‬ ‫بهره‬ ‫افزایش‬
‫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
10
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
11
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
‫مد‬ ‫اندرکنش‬
‫اگسایتون‬
WS2
‫باند‬ ‫با‬
1
‫خاص‬ ‫نانومواد‬
12
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 ‫نانومواد‬
13
‫نقره‬
‫کاربرد‬
‫ساختاری‬ ‫رنگ‬ ‫تغییر‬ ،‫باکتریال‬ ‫آنتی‬
‫نقره‬ ‫نانوذرات‬ ‫مقدار‬ ‫با‬
Polystyrene (PS) colloidal photonic crystals (CPhCs) +
silver nanoparticles (AgNPs)
(a) Top surface and (b) back surface of
AgNPs/PS hybrid
https://doi.org/10.3390/cryst6050061
‫خاص‬ ‫نانومواد‬
14
‫نقره‬
‫کاربرد‬
‫آلودگی‬ ‫حذف‬ ،‫باکتریال‬ ‫آنتی‬
Mechanically dewatered industrial sludge (MDIS
Ag-doped TiO2
https://doi.org/10.1016/j.jenvman.2014.07.040
Sol-gel: AgNO3 in diluted HNO3 and ethanol+Ti solution
Dip coating
‫خاص‬ ‫نانومواد‬
15
‫نقره‬
‫کاربرد‬
Flexible SERS
Emulsion polymerization: PMMA + polystyrene (PS) colloidal nanospheres
methylcellulose / carboxymethyl cellulose +Ag NPs
https://doi.org/10.1016/j.matdes.2019.107601
methylbenzene
‫خاص‬ ‫های‬‫روش‬
16
https://doi.org/10.1021/acsanm.8b01105 Polymer shape memory photonic crystal (PSMPC)
‫شکلی‬ ‫حافظه‬ ‫با‬ ‫پلیمرهای‬
‫سیلیکای‬ ‫کروی‬ ‫نانوذارت‬ ‫با‬ ‫متخلخل‬ ‫پلیمری‬ ‫ساختار‬ ‫شونده‬ ‫فدا‬ ‫سنتز‬
290
‫نانومتری‬
• autonomous Laplace pressure-driven, elastic
modulus-dependent microstructural
programming
• Solvent-swelling-triggered shape memory
recovery
polyethylene glycol diacrylate (PEGDA) + polyethylene glycol dimethacrylate (PEGDMA)
2h + 2 vol.% hydrofluoric acid
‫خاص‬ ‫های‬‫روش‬
17
‫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
18
‫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
19
‫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
20
‫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
21
‫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
22
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(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
23
‫پاسخ‬ ‫و‬ ‫پرسش‬
‫فراوان‬ ‫سپاس‬ ‫با‬
24
‫را‬ ‫کارگاه‬ ‫از‬ ‫دوستان‬ ‫انتظار‬ ‫باشم‬ ‫توانسته‬ ‫امیدوارم‬
‫دوستان‬ ‫برای‬ ‫ها‬‫بهترین‬ ‫آرزوی‬ ‫با‬

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