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Unlike gas balloons, the envelope does not have to be sealed at the bottom since the air near the bottom of the envelope is at the same pressure as the surrounding air.
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Unlike and gas
Unlike the other gas giants, Uranus has an extreme tilt that causes its seasons to be severely pronounced.
Unlike the Schrödinger's cat thought experiment which used poison gas and a radioactive decay trigger, this version involves a life-terminating device and a device that measures the spin value of protons.
Unlike aerodynamic aircraft such as fixed-wing aircraft and helicopters, which produce lift by moving a wing through the air, aerostatic aircraft stay aloft by having a large " envelope " filled with a gas which is less dense than the surrounding atmosphere.
Unlike most gas turbines, an emergency power unit has no gas compressor or ignitors, and uses a combination of hydrazine and water, rather than jet fuel.
Unlike a classical ideal gas, whose pressure is proportional to its temperature ( P = nkT / V, where P is pressure, V is the volume, n is the number of particles — typically atoms or molecules — k is Boltzmann's constant, and T is temperature ), the pressure exerted by degenerate matter depends only weakly on its temperature.
Unlike many other arachnids, ricinuleids have no book lungs, and gas exchange takes place through trachea.
Unlike noble gases, an inert gas is not necessarily elemental and is often a compound gas.
Unlike other shunt protector devices, a GDT once triggered will continue to conduct at a voltage less than the high voltage that initially ionized the gas ; this behavior is called negative resistance.
Unlike an ideal gas, though, in which tiny particles move constantly, stopping the shaking would simply cause the beads to drop.
Unlike isolated systems, like atoms or molecules in gas phase, the density distributions are not discrete like a spectral density but continuous.
Unlike gas stoves that are powered by gas, it is powered by electricity.
Unlike conventional gas-operated firearms, direct impingement does away with a separate gas cylinder, piston, and operating rod assembly.
Unlike much natural gas from conventional reservoirs, coalbed methane contains very little heavier hydrocarbons such as propane or butane, and no natural gas condensate.
Unlike gas, liquid, or solid-state lasers such as diode lasers, in which electrons are excited in bound atomic or molecular states, FELs use a relativistic electron beam as the lasing medium which moves freely through a magnetic structure, hence the term free electron.
Unlike most other gas switch tubes, the krytron uses arc discharge to handle very high voltages and currents ( several kV and several kA peak ), rather than the usual low-current glow discharge.
Unlike most centrifuges which rely on batch processing, the gas centrifuge utilizes continuous processing, allowing cascading, in which multiple identical processes occur in succession.
Unlike the M16 where the gas is directed into a cavity around the bolt, the MAS system vents the gas to the air after expanding in a hollow on the bolt carrier.
Unlike the DEFA cannon, the revolver chamber is electrically operated, rather than gas operated, improving both reliability and rate of fire.
Unlike ionizers, ozone generators are designed to produce significant amounts of ozone, a strong oxidant gas which can oxidize many other chemicals.
Unlike and balloons
Unlike a rocket where data are collected during a brief few minutes, balloons are able to stay aloft for much longer.
Unlike the comic strip, Spidey was never seen out of costume as his alter-ego, Peter Parker, and he spoke via speech balloons that the home audience had to read.
Unlike most science fiction comics it has no captions, no speech balloons and no written sound effects.
Unlike the printed version, the original art appears without the word balloons.
Unlike Balloon Fighters, Balloon Men use rocket suits instead of flapping their hands to elevate while holding balloons.
Unlike other airborne vehicles such as balloons or jets, a rocket is the only known form of propulsion which can continue to increase its speed at high altitudes in the vacuum outside the Earth's atmosphere.
Unlike other live-action and cartoon productions of Spider-Man, this version of the web-slinging hero did not speak out loud, instead communicating only with word balloons ( having a similar role to Clarabell the Clown of Howdy Doody ), in order to encourage young viewers to practice their reading skills because he was drawn without a mouth.
Unlike the camera disks and spider probes, the weather balloons are not retrieved for re-use.
Unlike other characters whose actions, thoughts, and feelings are told through thought balloons, Godzilla's are narrated externally via captions.
Unlike observation balloons, espionage balloons were neither manned nor moored to the ground ; they were designed to fly deep into hostile territories, where they would record intelligence data and transmit them back to the home base.
Unlike Mallard, he does not speak but only comments in thought balloons.
Unlike and envelope
Unlike other arboviruses, BTV lacks a lipid envelope.
Unlike Nixies, the glass envelope of a VFD is evacuated rather than being filled with a specific mixture of gases at low pressure.
Unlike many broadcast networks, FX is willing to take risks with their programming and push the envelope of what can be shown on television, having high, TV-MA ratings.
Unlike the tube naming convention, if there are two transistors in a single envelope, the type letter was never repeated-so a dual NPN RF transistor might get a type " BFM505 " rather than something like " BFF505 " for instance.
Unlike an incandescent lamp or conventional fluorescent lamps, there is no electrical connection going inside the glass bulb ; the energy is transferred through the glass envelope solely by electromagnetic induction.
Unlike and does
Unlike its relatives, the aardwolf does not hunt large animals ; instead it eats insects, mainly termites-one aardwolf can eat about 200, 000 termites during a single night by using its long, sticky tongue to capture them.
Unlike its predecessor DES, AES does not use a Feistel network.
Unlike other self-governing Australian territories ( e. g. Norfolk Island, Northern Territory ), the ACT does not have an Administrator.
Unlike many other statistics, a player's OPS does not have a simple intrinsic meaning, despite its usefulness as a comparative statistic.
Unlike other prophets, Obadiah does not present a “ turn or burn ” message, simply a message of inevitable doom as a consequence of previous actions.
Unlike a computer virus, it does not need to attach itself to an existing program.
Unlike the gradient and divergence, curl does not generalize as simply to other dimensions ; some generalizations are possible, but only in three dimensions is the geometrically defined curl of a vector field again a vector field.
Unlike other college football divisions and most other sports — collegiateor professional — the Football Bowl Subdivision, formerly known as Division I-A college football, does not employ a playoff system to determine a champion.
Unlike the penis, the male variant of the clitoris, it usually does not contain the distal portion or opening of the urethra and is therefore not used for urination.
Unlike the system described above, the astronomical system does not consider years, it only counts days.
Unlike in a piano action, the tangent does not rebound from the string ; rather, it stays in contact with the string as long as the key is held, acting as both the nut and as the initiator of sound.
Unlike in many other Christian countries, St. Nicholas does not play a major role in Polish Christmas, but instead, is celebrated on his Saint feast day of December 6.
Unlike reforms in the United Kingdom, New South Wales, Tasmania, Victoria, South Australia and soon to be Western Australia, this law does not have a retrospective effect, which is unpopular with some advocates of the reform.
Unlike Swedish and Norwegian, Danish does not have more than one regional speech norm.
Unlike the neighboring Continental Scandinavian languages, the prosody of Danish does not have phonemic pitch.
Unlike other heliozoans, the microtubules are not in any regular geometric array, there does not appear to be a microtubule organizing center, and there is no distinction between the outer and inner cytoplasm.
Unlike baryonic dark matter, nonbaryonic dark matter does not contribute to the formation of the elements in the early universe (" Big Bang nucleosynthesis ") and so its presence is revealed only via its gravitational attraction.
Unlike other, more traditional forms of higher education, open education generally does not offer recognized degrees.
Unlike the TEM, where electrons of the high voltage beam carry the image of the specimen, the electron beam of the scanning electron microscope ( SEM ) does not at any time carry a complete image of the specimen.
Unlike many object-oriented languages, but like Smalltalk, Eiffel does not permit any assignment into fields of objects, except within the features of an object, which is the practical application of the principle of information hiding or data abstraction, requiring formal interfaces for data mutation.
Unlike all subsequent Pauline epistles, 1 Thessalonians does not focus on justification by faith or questions of Jewish-gentile relations, themes that are covered in all other letters.
Unlike foil and sabre, Épée does not use " right of way ", and allows simultaneous hits by both fencers.
Unlike many other P2P applications Freenet does not provide comprehensive functionality itself.
Unlike denaturing methods, such as SDS-PAGE, native gel electrophoresis does not use a charged denaturing agent.
Unlike most mammals, the mare does not have an increase of LH right before ovulation.
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