Ağu 162016
 
3.020 viewsToz zerresi büyüklüğünde kablosuz algılayıcılar

Toz zerresi büyüklüğünde kablosuz algılayıcılar Bilim-kurgu filmleri veya öykülerinde görmeye alışık olduğumuz araç gereçleri gündelik yaşamımızın içinde görmeye giderek daha fazla alışıyoruz. Bir toz zerresi boyutundaki kablosuz algılayıcılar da bunlardan biri. Bu cihazlara “neuronal dust” (sinirsel toz) adı veriliyor ve insan vücuduna kolayca yerleştirilebiliyor. Sinirsel tozların enerji gereksinimi dışarıdan kolayca temin edilebiliyor. Ayrı bir pil veya batarya sistemine gerek yok. Hatta bu cihazlar, sinir ve […]

Kas 222015
 
6.153 viewsHistory of bike

History of bike First known bikes are invented in 19th century. However there are some unverified claims about “bicycle-like machines” from 15th century. (See details in wikipedia). The first known bicycle was invented by German Baron Kar von Drais. It was called Draisine and patented in 1818. The first “pedal-operated bicycle” was invented by a French metalworker in 1863. Ball bearings are started being used […]

Kas 192015
 
5.454 viewsFoldable wireless keyboard

Foldable wireless keyboard Do you have problems with your touch-screen smartphone or tablet keyboard because of its ultra small size? Then, LG serves a solution for you: Rolly. It is a foldable, wireless mini-size keyboard that can be transported easily. When you fold it, it becomes a stick. Rolly maintains its connection via Bluetooth 3.0. As a power source, it uses a single AAA size […]