{"id":26781,"date":"2021-03-29T09:47:37","date_gmt":"2021-03-29T02:47:37","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=26781"},"modified":"2022-02-08T14:24:47","modified_gmt":"2022-02-08T07:24:47","slug":"nha-khoa-hoc-viet-dong-gop-tang-hieu-suat-pin-mat-troi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/nha-khoa-hoc-viet-dong-gop-tang-hieu-suat-pin-mat-troi\/","title":{"rendered":"Nh\u00e0 khoa h\u1ecdc Vi\u1ec7t \u0111\u00f3ng g\u00f3p t\u0103ng hi\u1ec7u su\u1ea5t pin m\u1eb7t tr\u1eddi"},"content":{"rendered":"\n

TS Nguy\u1ec5n Tr\u1ecdng Hi\u1ebfu c\u00f9ng c\u00e1c nh\u00e0 khoa h\u1ecdc \u0110\u1ea1i h\u1ecdc Qu\u1ed1c Gia Australia t\u00ecm ra ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 pin chuy\u1ec3n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi th\u00e0nh \u0111i\u1ec7n cao h\u01a1n, \u0111\u1ea1t 21,6%.<\/p>\n\n\n\n

H\u1ea1n ch\u1ebf n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c TS Hi\u1ebfu (33 tu\u1ed5i) c\u00f9ng c\u00e1c nh\u00e0 khoa h\u1ecdc kh\u1eafc ph\u1ee5c. TS Hi\u1ebfu chia s\u1ebb, \u0111i\u1ec3m m\u1eabu ch\u1ed1t \u0111\u1ec3 t\u0103ng hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i quang n\u0103ng th\u00e0nh \u0111i\u1ec7n n\u0103ng c\u1ee7a pin l\u00e0 ph\u1ea3i n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng th\u00e0nh ph\u1ea7n v\u1eadt li\u1ec7u, gi\u00fap ch\u00fang li\u00ean k\u1ebft v\u1edbi nhau v\u00e0 nh\u1eadn \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi nhi\u1ec1u h\u01a1n. V\u00ec v\u1eady, nh\u00f3m nghi\u00ean c\u1ee9u c\u1ea3i thi\u1ec7n v\u1eadt li\u1ec7u perovskite b\u1eb1ng c\u00e1ch ph\u1ee7 m\u1ed9t l\u1edbp m\u00e0ng polymer PMMA-PCBM m\u1ecfng v\u00e0 trong su\u1ed1t.Trong pin m\u1eb7t tr\u1eddi s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u perovskite (m\u1ed9t lo\u1ea1i kho\u00e1ng s\u1ea3n) \u0111\u1ec3 thay th\u1ebf silicon, gi\u00fap gi\u00e1 r\u1ebb h\u01a1n, d\u1ec5 x\u1eed l\u00fd v\u1ec1 m\u1eb7t c\u00f4ng ngh\u1ec7, tuy nhi\u00ean hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i \u0111i\u1ec7n n\u0103ng th\u1ea5p. V\u00ed d\u1ee5 c\u00f9ng m\u1ed9t k\u00edch th\u01b0\u1edbc c\u1ee7a v\u1eadt li\u1ec7u l\u00e0 1m2, hi\u1ec7u su\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u perovskite ch\u1ec9 \u0111\u1ea1t d\u01b0\u1edbi 20%, silicon th\u00ec tr\u00ean 26%.<\/p>\n\n\n\n

M\u00e0ng polymer n\u00e0y gi\u00fap b\u1ed3i l\u1ea5p ranh gi\u1edbi gi\u1eefa c\u00e1c tinh th\u1ec3 trong v\u1eadt li\u1ec7u perovskite, b\u1edfi gi\u1eefa ch\u00fang ch\u1ee9a nhi\u1ec1u v\u00f9ng khi\u1ebfm khuy\u1ebft khi\u1ebfn c\u00e1c h\u1ea1t \u0111i\u1ec7n t\u00edch di chuy\u1ec3n v\u00e0o v\u00f9ng n\u00e0y c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn m\u1ea5t v\u00e0 kh\u00f4ng th\u1ec3 thu \u0111\u01b0\u1ee3c \u0111i\u1ec7n. D\u00f9 \u0111\u1ed9 b\u1ec1n t\u1ed1t nh\u01b0ng polymer d\u1eabn k\u00e9m, v\u00ec v\u1eady \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, TS Hi\u1ebfu v\u00e0 c\u1ed9ng s\u1ef1 ch\u1ebf t\u1ea1o c\u00e1c thanh tr\u1ee5 nano, \u0111\u1eb7t xuy\u00ean qua m\u00e0ng polymer \u0111\u1ec3 c\u00e1c h\u1ea1t \u0111i\u1ec7n t\u00edch d\u1ec5 d\u00e0ng \u0111i qua. K\u1ebft qu\u1ea3, hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i c\u1ee7a pin \u0111\u1ea1t 21,6%. “Di\u1ec7n t\u00edch pin perovskite (l\u1edbn h\u01a1n 1 cm2) \u0111\u1ea1t hi\u1ec7u su\u1ea5t tr\u00ean 20%, ch\u1ec9 m\u1ed9t v\u00e0i nh\u00f3m nghi\u00ean c\u1ee9u tr\u00ean th\u1ebf gi\u1edbi \u0111\u1ea1t \u0111\u01b0\u1ee3c”, anh cho bi\u1ebft.<\/p>\n\n\n\n

“Hi\u1ec7u su\u1ea5t t\u0103ng 1% c\u00f3 v\u1ebb nh\u1ecf nh\u01b0ng k\u00e9o theo m\u1ed9t chu\u1ed7i gi\u00e1 tr\u1ecb kh\u00e1c t\u1eeb nguy\u00ean v\u1eadt li\u1ec7u, v\u1eadn chuy\u1ec3n, \u0111\u1ebfn di\u1ec7n t\u00edch \u0111\u1ea5t\/m\u00e1i nh\u00e0 \u0111\u1ec3 l\u1eafp \u0111\u1eb7t pin gi\u1ea3m”, anh n\u00f3i. Gi\u1ea3 s\u1eed n\u1ebfu hi\u1ec7u su\u1ea5t trung b\u00ecnh c\u1ee7a c\u00e1c t\u1ea5m pin silicon tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay t\u0103ng t\u1eeb 20% l\u00ean 21%, ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c h\u01a1n 2 t\u1ef7 USD m\u1ed7i n\u0103m to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

\"TS
TS Nguy\u1ec5n Trung Hi\u1ebfu t\u1ea1i ph\u00f2ng th\u00ed nghi\u1ec7m tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Qu\u1ed1c gia Australia. \u1ea2nh: NVCC<\/em>.<\/figcaption><\/figure><\/div>\n\n\n\n

TS Hi\u1ebfu cho bi\u1ebft, m\u1ed7i \u0111i\u1ec7n t\u00edch ph\u00e1t ra \u00e1nh s\u00e1ng \u1edf m\u1ed9t b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau v\u00e0 \u0111\u01b0\u1ee3c ch\u1ee5p l\u1ea1i b\u1eb1ng m\u00e1y \u1ea3nh quang h\u1ecdc (luminescence imaging). D\u1ef1a v\u00e0o c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 b\u01b0\u1edbc s\u00f3ng n\u00e0y, nh\u00f3m c\u00f3 th\u1ec3 t\u00ednh \u0111\u01b0\u1ee3c th\u1eddi gian v\u00e0 s\u1ed1 l\u01b0\u1ee3ng h\u1ea1t \u0111i\u1ec7n t\u00edch t\u1ed3n t\u1ea1i trong v\u1eadt li\u1ec7u (kho\u1ea3ng v\u00e0i nano \u0111\u1ebfn v\u00e0i tr\u0103m nano gi\u00e2y), \u0111\u1ed3ng th\u1eddi ph\u00e1t hi\u1ec7n nh\u1eefng v\u00f9ng l\u1ed7i b\u00ean trong pin.<\/p>\n\n\n\n

B\u01b0\u1edbc \u0111\u1ea7u t\u1ed1i \u01b0u v\u1eadt li\u1ec7u v\u00e0 c\u1ea5u tr\u00fac pin, nh\u00f3m d\u1ef1 \u0111\u1ecbnh nghi\u00ean c\u1ee9u c\u00e1c ph\u01b0\u01a1ng ph\u00e1p m\u1edbi nh\u1eb1m t\u0103ng c\u01b0\u1eddng t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed3ng nh\u1ea5t c\u1ee7a pin v\u1edbi di\u1ec7n t\u00edch, \u0111\u1ec3 c\u00f3 th\u1ec3 s\u1edbm \u0111\u01b0a ra s\u1ea3n ph\u1ea9m th\u1ef1c t\u1ebf. TS Hi\u1ebfu \u0111\u01b0\u1ee3c C\u01a1 quan N\u0103ng l\u01b0\u1ee3ng T\u00e1i t\u1ea1o Australia c\u1ea5p kinh ph\u00ed 750 ngh\u00ecn USD (17.2 t\u1ef7 VND) \u0111\u1ec3 ph\u00e1t tri\u1ec3n nghi\u00ean c\u1ee9u d\u1ee5ng c\u1ee5 \u0111o l\u01b0\u1eddng cho c\u00e1c pin m\u1eb7t tr\u1eddi th\u1ebf h\u1ec7 m\u1edbi n\u00e0y.<\/p>\n\n\n\n

Nguy\u1ec5n Xu\u00e2n<\/strong><\/p>\n\n\n\n

https:\/\/vnexpress.net\/nha-khoa-hoc-viet-dong-gop-tang-hieu-suat-pin-mat-troi-4241947.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

TS Nguy\u1ec5n Tr\u1ecdng Hi\u1ebfu c\u00f9ng c\u00e1c nh\u00e0 khoa h\u1ecdc \u0110\u1ea1i h\u1ecdc Qu\u1ed1c Gia Australia t\u00ecm ra ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 pin chuy\u1ec3n \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi th\u00e0nh \u0111i\u1ec7n cao h\u01a1n, \u0111\u1ea1t 21,6%. H\u1ea1n ch\u1ebf n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c TS Hi\u1ebfu (33 tu\u1ed5i) c\u00f9ng c\u00e1c nh\u00e0 khoa h\u1ecdc kh\u1eafc ph\u1ee5c. TS Hi\u1ebfu chia s\u1ebb, \u0111i\u1ec3m m\u1eabu ch\u1ed1t \u0111\u1ec3 […]<\/p>\n","protected":false},"author":23,"featured_media":26782,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-26781","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=26781"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26781\/revisions"}],"predecessor-version":[{"id":30921,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26781\/revisions\/30921"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/26782"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=26781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=26781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=26781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}