So, that's 20 micrometers across, that pollen grain there.

And when you're squinting, what you're doing is you're turning that from fine grain to coarse grain.

So, the up is the Embassy data, the PM 2.5.

Tiny particles in the air can cause cancer.

Observation of space debris (particles and objects)

The micron sized Al2O3 dust particles, as well as the surface degradation particles, only contribute to the micro debris flux that is responsible for those degradation effects.

My men found a microdot on the paper.

B. Pollution modelling and cataloguing of objects and particles

And you see the amount of detail that is in those rings, which are the particles.

D. Protection of space objects from hypervelocity particles

This seems to be a reasonable approach, particularly since the orbital vaporization is more effective for micro droplets compared to larger drops, so that micro droplets eventually will disappear.

And these tin particles were deposited on the tape heads and were crashing the tape heads.

As a particle physicist, I study the elementary particles and how they interact on the most fundamental level.

This is soap that's made from silver nanoparticles, which have antibacterial properties.

Just 12 particles of matter, stuck together by four forces of nature.

In order to prevent space pollution by fine particulate debris, it is proposed to take the following measures

(c) Meteoroid registration of the fluxes of micro meteorites and technogenic particles along the ISS flight route

Methods have been elaborated and are being further refined for calculating the hypervelocity impact (at particle velocities of 5 15 km s) of space debris particles with the screens of orbital systems and space objects.

People with anamniotic contact with TM patients from 22 to 20 .

(b) Aluminium oxide slag and micro particles from orbital solid rocket motor firings

In his essay Dreams and Facts, the philosopher Bertrand Russell wrote that our entire Milky Way galaxy is a tiny fragment of the universe, and within this fragment our solar system is an infinitesimal speck, and within this speck our planet is a microscopic dot.

The mission of HEPD is to characterize the low altitude high energy particle environment and to study the effects of a radiation environment on microelectronics.

Protection against particles 0.1 1 cm in size can be achieved by shielding spacecraft structures.

The impacts of the Shoemaker Levy 9 fragments on Jupiter caused the formation of micron sized dust particles.

Mitigation comprises reduction of the space debris population growth and protection against particulate impact.

Or this fangtooth. The particles in the water make it look like it's floating in outer space.

Over 500 million capsules from the Micronutrient Initiative were supplied to 74 countries in 2004.

It is estimated to have the capability to detect a particle 1 mm in diameter at a distance of 1 km.

From this pattern, we already know the particle physics of these tiny scales. The way the universe works with these tiny scales is very beautiful.

And what starts happening is that, around young suns, young stars, all these elements combine, they swirl around, the energy of the star stirs them around, they form particles, they form snowflakes, they form little dust motes, they form rocks, they form asteroids, and eventually, they form planets and moons.

The Unit has a long heritage in developing and flying in orbit sensors to detect the microparticle population.

The slight recovery in 1994 probably resulted from fewer sulfuric acid particles remaining from the eruption of Mount Pinatubo.

The report also said that the greatest hazard came from inhaling the fine particles of uranium dust produced when shells hit vehicles and set them alight.

The experiment was developed by a number of co investigators several of whom included materials designed to capture small orbital debris particles and micrometeorites.

Figure IX illustrates the total population of debris particles larger than 1 cm in LEO for a number of scenarios.

Secondly, we told people to go down in their basements and build a fallout shelter.

Right now, this pattern matches our best current knowledge of how nature is built at the tiny scales of these elementary particles.

The protection of space objects from the effects of impact with hypervelocity particles involves research in the following main areas

High velocity impacts by particles as small as 1 mm in diameter can lead to loss of functions and mission failure.

The effect (impact of particles and resulting damage) of this environment on space systems should be described

Perhaps no larger than a grain of wheat.

Then you can harvest the kernels, and then you just need a few kernels.

We look deeper and deeper into the structure of particles, and in that way we get probably closer and closer to this fundamental law.

Comparison of encountered fluxes with design environment models such as the ESABASE continues.

The simplest idea is that it is made out of one new kind of particle, the so called Higgs particle, but I suspect that there is more to it. (One gets prettier equations with five new particles, and there might be even more.)