![Guwahati, Guwahati, India. 20th Sep, 2021. A guard check the temperature of a student with thermal scanner before she enter inside the school complex after the state government re-open the class X Guwahati, Guwahati, India. 20th Sep, 2021. A guard check the temperature of a student with thermal scanner before she enter inside the school complex after the state government re-open the class X](https://c8.alamy.com/comp/2GMPARB/guwahati-guwahati-india-20th-sep-2021-a-guard-check-the-temperature-of-a-student-with-thermal-scanner-before-she-enter-inside-the-school-complex-after-the-state-government-re-open-the-class-x-after-a-gap-of-five-months-which-was-closed-due-to-coronavirus-pandemics-at-assam-jatiya-vidylay-in-guwahati-assam-india-on-monday-20th-september-2021-credit-image-dasarath-dekazuma-press-wire-credit-zuma-press-incalamy-live-news-2GMPARB.jpg)
Guwahati, Guwahati, India. 20th Sep, 2021. A guard check the temperature of a student with thermal scanner before she enter inside the school complex after the state government re-open the class X
![Guwahati, Guwahati, India. 20th Sep, 2021. A guard check the temperature of a teacher with thermal scanner before she enter inside the school complex after the state government re-open the class X Guwahati, Guwahati, India. 20th Sep, 2021. A guard check the temperature of a teacher with thermal scanner before she enter inside the school complex after the state government re-open the class X](https://c8.alamy.com/comp/2GMPAK7/guwahati-guwahati-india-20th-sep-2021-a-guard-check-the-temperature-of-a-teacher-with-thermal-scanner-before-she-enter-inside-the-school-complex-after-the-state-government-re-open-the-class-x-after-a-gap-of-five-months-which-was-closed-due-to-coronavirus-pandemics-at-assam-jatiya-vidylay-in-guwahati-assam-india-on-monday-20th-september-2021-credit-image-dasarath-dekazuma-press-wire-credit-zuma-press-incalamy-live-news-2GMPAK7.jpg)
Guwahati, Guwahati, India. 20th Sep, 2021. A guard check the temperature of a teacher with thermal scanner before she enter inside the school complex after the state government re-open the class X
![High throughput optical lithography by scanning a massive array of bowtie aperture antennas at near-field | Scientific Reports High throughput optical lithography by scanning a massive array of bowtie aperture antennas at near-field | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fsrep16192/MediaObjects/41598_2015_Article_BFsrep16192_Fig1_HTML.jpg)