Amurkawa sun ba da shawarar tattara makamashi don Intanet na Abubuwa daga filayen maganadisu na wayoyin lantarki da ke kusa

Batun fitar da wutar lantarki daga “iska” - daga hayaniyar lantarki, girgiza, haske, zafi da ƙari mai yawa - yana damun masu binciken farar hula da abokan aikinsu a cikin rigar. Gudunmawarku ga wannan batu masana kimiyya suka bayar daga Jami'ar Jihar Pennsylvania. Daga filayen maganadisu na na'urorin lantarki na kusa, sun sami damar fitar da wutar lantarki tare da ƙarfin milliwatts da yawa, wanda ya isa, misali, don kunna agogon ƙararrawa na dijital kai tsaye.

An buga a cikin mujallar Makamashi & Kimiyyar Muhalli A cikin labarin, masana kimiyya sun yi magana game da lissafi da kuma kera na musamman masu canzawa na filayen lantarki zuwa wutar lantarki. Ana yin kashi na ma'adinai a cikin nau'i na faranti na bakin ciki da yawa tare da maganadisu na dindindin a ƙarshen kyauta (sauran ƙarshen farantin yana amintacce). A farantin kanta kunshi wani piezoelectric Layer da Layer na magnetostrictive kayan (Fe85B5Si10 Metglas).

Magnetostrictive abu yana da ban sha'awa saboda lokacin da yanayin maganadisu ya canza, girmansa da girmansa suna canzawa. Hum mai ban haushi na coils a cikin katunan bidiyo shine, a matsayin mai mulkin, canje-canjen magnetostrictive a cikin muryoyin. A cikin musanyawar filin maganadisu na na'urorin lantarki na al'ada tare da mitar 50 ko 60 Hz, farantin Metglas yana fara girgiza tare da lalata farantin piezoelectric da ke manne da shi. Yanzu yana fara gudana a cikin hanyar sadarwar da aka haɗa da faranti.

Duk da haka, wani abu na magnetostrictive wanda aka haɗa tare da piezoelectric yana samar da kusan kashi 16% na wutar lantarki da aka samar. Babban abin da ake fitarwa yana fitowa ne daga jujjuyawar maganadisu na dindindin a cikin filin lantarki. An yi iƙirarin cewa mafi girman ƙarfin wutar lantarki a fadin kashi ya kai 80 V a cikin filin 300 μT. Amma abin da ya fi dacewa shi ne, abin da ya ɓullo da shi zai iya samar da isasshen kuzari da zai iya kunna agogon dijital kai tsaye a filin da bai wuce 50 μT ba a nisan cm 20 daga na'urorin lantarki.

Masana kimiyya daga Jami'ar Jihar Pennsylvania sun gudanar da bincikensu tare da masu bincike daga Virginia Tech da kuma wata ƙungiya daga Dokar Haɓaka Ƙwararrun Sojojin Amurka.

source: 3dnews.ru