Finally, cold cathode lights can be used for much more ... only a certain amount of the tube would light up. Give a hacker an interesting observation and enough time, and eventually he’ll ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

A CCFL consists of a phosphor-coated glass cylinder with cathodes at each end. Cold cathode light is used mainly for CCFL backlight or edge-lighting of liquid crystal flat panel displays (LCFPD). With ...

[Andrew] built a light box for an exhibition last year that ... white, blue, and green cold cathode tubes. The video after the break shows the device randomly rotating through different patterns.

A cold cathode is a cathode in a gas-filled electron tube that is not heated by a filament. The voltage potential within the tube is sufficient to ionize the gas and cause the current to flow.

When light from the backlight shines through an LCD pixel, you can see its color. The “LED” in LED TV simply refers to how the backlight is made. In the past, a thicker and less efficient technology ...

Since it has more surface area than wire it requires more power; still it uses less than one tenth of the power of neon and cold cathode display lighting. Electroluminescent tape reduces light ...

LCDs typically get their backlighting from a cold cathode fluorescent lamp, or CCFL for short, though this particular bit of technology isn't as common these days. LED Stands For Light-Emitting ...

Since the wavelength of an electron is much smaller than that of visible light, scanning electron microscopes are ... The subject of this tutorial, the Hitachi S-4700 FE-SEM, utilizes a cold cathode ...

Though they clear the problem, it takes eight to 14 days, and the cold sores usually reappear. Now, a new light-therapy device has been produced which halves the healing time of the sores and is ...

According to Consumer Reports, the cold causes the air inside of the tires ... That’s because that light indicates your tires are at least 25 percent below optimum pressure.

We spoke to a doctor about the benefits of red light therapy, from hair growth to reducing anxiety and even healing cold sores and easing sinus pressure. Managing Editor, Commerce Scouted selects ...