Sentences with phrase «liquid nitrogen at»

If you have some liquid nitrogen at, say, -220 C and apply heat so that it us now -200 C then it wouldn't be unreasonable to say you have «warmed» it.

By storing his semen in liquid nitrogen at -320 degrees, he can sire puppies long after he has passed away.

Then Celltex grows millions of stem cells from the fat in its Houston lab and stores them for clients in liquid nitrogen at -300 degrees Fahrenheit, a process the company calls banking.

Frozen but hardly halted, the lines of reprogrammed stem cells in the Massachusetts General Hospital laboratory of biologist Konrad Hochedlinger are preserved in liquid nitrogen at -170 °C.

This study reveals the dynamics of the receptor at close to its operating temperature and thus gives a more realistic picture of its physiological function than it was possible before with conventional deep freeze analyses in liquid nitrogen at minus 173 degrees Celsius.

An individual quick freeze tunnel uses cryogenic liquid nitrogen at minus 365 F to freeze the berries.

Not exact matches

The Hancocks have a passion for education and use Sub Zero's liquid nitrogen method as a way to teach children about chemistry and market the store at the end of their presentation.

«I try to think of tasks which the hand allows me to be at an advantage,» Burdett wrote via e-mail, «but all I can come up with are testing spaghetti right out of the boiling water, or pulling things out of liquid nitrogen.»

Otte: «In its current form the memory can operate only in very clean vacuum conditions and at liquid nitrogen temperature (77 K), so the actual storage of data on an atomic scale is still some way off.

In this latest study, she and her group used cryo - EM, in which protein samples are flash - frozen at liquid nitrogen temperatures to preserve their natural structure, to determine microtubule structures in different nucleotide states with and without EB3.

At both sites, the virus samples were locked away in liquid nitrogen.

«What we do know is that Hypatia was formed in a cold environment, probably at temperatures below that of liquid nitrogen on Earth -LRB--196 Celsius).

Most handheld fire extinguishers sold at hardware stores for home use are pressurized with nitrogen or carbon dioxide to propel powdery potassium bicarbonate, liquid water or a fluorocarbon at a fire.

The traditional method requires the sequential addition of cryoprotectants over a series of 10 to 20 minutes and then an approximately two hour process that cools the cells at about 0.3 to two degrees a minute down to -196 degrees Celsius, which is the temperature of liquid nitrogen.

At the University of Washington, Hannele Ruohola - Baker, professor of biochemistry and associate director of the Institute for Stem Cell and Regenerative Medicine, Julie Mathieu, acting instructor and Henrik Sperber, graduate student, withdraw embryonic stem cell lines from liquid nitrogen storage.

So we are cooling things at a rate of 10,000 to 20,000 degrees a minute by essentially plunging them directly into liquid nitrogen.

The laser works best at about -265 degrees Celsius, and commercial applications usually require -195 degrees Celsius — the boiling temperature of cheaply available liquid nitrogen — if not room temperature.

As a result, these devices have to be kept at the temperature of liquid nitrogen.

Strange metals include high - temperature superconductors, which have no electrical resistance at all below a critical temperature that is generally defined as above the boiling point of liquid nitrogen (196 °C).

Antoine E. Karnoub, another researcher at Whitehead, performs experiments on living human and mouse cells that are kept in a freezer packed with liquid nitrogen.

That dream moved closer to reality last January when Roger Gosden, a reproductive biologist at Eastern Virginia Medical School in Norfolk, announced that his team had transplanted into seven rats ovaries and fallopian tubes that had been frozen and stored in liquid nitrogen.

The hope is to use these genetic samples — kept at — 256 degrees Fahrenheit -LRB--- 160 degrees Celsius) by vapor boiling off from liquid nitrogen — to create a baseline to find how species and populations are changing and adapting — or not — to environmental changes.

However, the sensors in use at the moment have one significant disadvantage in that they must be cooled with liquid nitrogen.

In the field, he collected and preserved samples in liquid nitrogen vapor, and these specimens are preserved at the Ambrose Monell Cryo Collection at the AMNH.

The team hopes to achieve the same feat at -196 °C, the temperature of liquid nitrogen, making it feasible to cool a large - scale device.

A sample of tissue was frozen immediately in liquid nitrogen and stored at — 80 °C.

Tissues to be analyzed by FACS were processed immediately; other samples were frozen in liquid nitrogen and stored at — 75 °C prior to RNA extraction and immunohistochemical analysis.

A team of Buck scientists will be on hand to make instant liquid nitrogen ice cream — a major hit at last year's event.

Ulrike's educational program was completed magna cum laude with a research project on correlative microscopy at liquid nitrogen temperature in the group of Wolfgang Baumeister at the Max Planck Institute for Biochemistry, Martinsried / Munich, Germany.»

After an overnight fast, participants visited clinics for metabolic characterization, and subcutaneous adipose tissue biopsy samples were obtained under local anesthesia, frozen immediately in liquid nitrogen, and stored at − 80 °C.

The CryoCrate method allows researchers to preserve cells at much higher temperatures (even to -20 °C), he says, adding that they don't require the use of liquid nitrogen and have the potential to save costs.

The tissue samples were immediately weighed, snap - frozen in liquid nitrogen, and stored at − 80 °C before nucleic acid extraction.

Briefly, prostate tissue cores were collected immediately after prostatectomies, frozen in liquid nitrogen and then stored at − 80 °C.

Whether its dipped in liquid nitrogen or cooled in a fridge, salt blocks interact with food differently at all temperatures.

The muscles were frozen in isopentane pre-cooled in liquid nitrogen and stored at — 80 °C until further processing.

Two chefs combine foods in unusual ways in this extension of their cooking school, where the waiters know as much about the food as the chefs (a decided advantage, as some of the items may need explaining)-- fillet cooked in a dishwasher, lamb shank cooked slowly in an electric blanket, or liquid nitrogen boiled ice - cream (at your table).

February 27 — March 5 I ♥ Neutrinos: You Can't See Them but They are Everywhere (70 mm Film Frames of Neutrino Movements — shot in 15 ft Bubble Chamber at Fermilab, Experiment 564 near Chicago — dunked in liquid nitrogen, neutrino movements events with invisible ink and decoder markers and highlighters, inked up by Monica Kogler and Jwest, film roll from Janet Conrad, MIT Professor of Physics) 2011, 37 seconds Roll of specialized film for scientific use of about 1,000 Images transferred to high - definition video on a hand - made telecine device, no sound Made while Jennifer West was an Artist in Residence at the MIT List Visual Arts Center, Cambridge, MA in 2011; Funded, in part, by the Nimoy Visual Artist Residencies program of the Nimoy Foundation.

Shock - frozen at — 196 ˚ centigrade by being dipped in liquid nitrogen, the plants are displayed in a sealed glass vitrine and kept refrigerated at — 20 ˚C.

The liquid condensed at the bottom evaporates creating local cooling and rises; the way ocean water and all water does from the surface as an enormous pool of evaporative phase change refrigerant for the surface (and the atmospheric bath of nitrogen / oxygen).

So where put pits would dependent where most easily ship via helicopter from some base at Antarctic where the Liquid nitrogen is made or can shipped via Ships in very large quantities and stored in very large quantities.

If you dumped in enough N2 in a short enough time it's possible that liquid nitrogen could actual remain liquid at bottom of pit.

So the liquid nitrogen will form into air - the 1.2 times 100 ton is 120 cubic meter time say 500 - which is air 60,000 cubic meter air near it's boiling point at density of 4.614 kg / m3.

Liquid nitrogen is the refrigerant of choice and is effective at the required depositional temperature for CO2 in terrestrial air.

At some greater height, no matter how much liquid nitrogen pour down the pipe it would all become room temperature or warmer air.

One could ask the question if dropped liquid nitrogen in a tube, at what height would it need to drop from so it gains enough heat to overcome it's latent heat to transform from a liquid into a gas and for gas molecules to attain average velocity of 400 m / s?

So I cranked the numbers, and showed you that the radiation, even for a blackbody, of surfaces at liquid nitrogen temperatures could not exceed 2 W / m2, trivial compared to the 400 W / m2 of real surfaces at earth ambient temperatures.

Bashein & Bashein is representing clients who used University Hospitals» fertility services and were informed that their human eggs and embryos stored by University Hospitals at the Ahuja Medical Center in Beachwood, Ohio were destroyed while kept in its fertility liquid nitrogen freezer storage tank.