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See searches and references containing HELIUM TRIMER!HELIUM TRIMER
Chemical compound
The helium trimer (or trihelium) is a weakly bound molecule consisting of three helium atoms. Van der Waals forces link the atoms together. The combination
Helium_trimer
Chemical compound
bigger clusters such as 24MgHe2 and 40CaHe2. The helium-4 trimer (4He3), a cluster of three helium atoms, is predicted to have an excited state which
Helium_dimer
Physical effect in few-body systems
identical bosons. An Efimov state existing as an excited state of a helium trimer was observed in an experiment in 2015. The Efimov states are independent
Efimov_state
Molecules made of three atoms
trihydrogen cation is stable by itself and is symmetric. 4He3, the helium trimer is only weakly bound by van der Waals force and is in an Efimov state
Triatomic_molecule
Chemical compound
cyclic dimer, trimer, and tetramer forms. The monomer is dimethyldioxirane. The dimer is known as diacetone diperoxide (DADP). The trimer is known as triacetone
Acetone_peroxide
American physicist
Dörner, Reinhard (May 2015). "Observation of the Efimov state of the helium trimer". Science. 348 (6234): 551–555. arXiv:1512.02036. doi:10.1126/science
Doerte_Blume
Chemical compound
Li2, Na2, K2, and Cs2. The rubidium trimer has also been observed on the surface of helium nanodroplets. The trimer, Rb3 has the shape of an equilateral
Dirubidium
Breathing gas consisting of oxygen, helium and nitrogen
Trimix is a breathing gas consisting of oxygen, helium, and nitrogen. It is used in deep commercial diving, during the deep phase of dives carried out
Trimix_(breathing_gas)
Class of chemical compounds
themselves can be linked together to make clusters of atoms. The dimer Ne2, trimer Ne3 and tetramer Ne4 have all been characterised by Coulomb explosion imaging
Neon_compounds
Disorder from breathing helium based gas at high ambient pressure
containing helium. The effects experienced, and the severity of those effects, depend on the rate of descent, the depth and the percentage of helium. "Helium tremors"
High-pressure nervous syndrome
High-pressure_nervous_syndrome
Instrument to measure the concentration of helium in a gas mixture
A Helium analyzer is an instrument used to identify the presence and concentration of helium in a mixture of gases. A helium analyzer is typically used
Helium_analyzer
Feature on some watches for saturation diving
helium release valve, helium escape valve or gas escape valve is a feature found on some diving watches intended for saturation diving using helium based
Helium_release_valve
Gas used to create buoyancy in a balloon or aerostat
This is one reason that many hydrogen- and helium-filled balloons are constructed out of Mylar (boPET). Helium is the second lightest gas (0.1786 g/L, 14%
Lifting_gas
Breathing gas mixed from helium and oxygen
Heliox is a breathing gas mixture of helium (He) and oxygen (O2). It is used as a medical treatment for patients with difficulty breathing because this
Heliox
Chemical compound
this ability to emit infrared light allowed the primordial hydrogen and helium gas to cool down so as to form stars. The neutral molecule can be formed
Triatomic_hydrogen
Gas used for human respiration
blended from helium and air without using pure oxygen. It always has a 21:79 ratio of oxygen to nitrogen; the balance of the mix is helium. Heliox is a
Breathing_gas
Non-rigid airship
Zeppelins), blimps rely on the pressure of their lifting gas (usually helium, rather than flammable hydrogen) and the strength of the envelope to maintain
Blimp
Balance and orientation skills of an underwater diver
The trim of a diver is the orientation of the body in the water, determined by posture and the distribution of weight and volume along the body and equipment
Diver_trim
Electricity generation by nuclear fusion
isotopes of hydrogen, in a process known as DT fusion. This reaction forms a helium nucleus and an energetic neutron. Fusion fuel is extremely energy-dense
Fusion_power
Facility for supporting saturation diving projects
diving equipment, using a breathing gas suitable for the depth, such as helium and oxygen mixtures, stored in large capacity, high pressure gas storage
Saturation_diving_system
Narcotic effects of respiratory nitrogen
usually become noticeable at depths less than 30 metres (98 ft). Except for helium and probably neon, all gases that can be breathed have a narcotic effect
Nitrogen_narcosis
Breathing gas mixture experimentally used for very deep diving
is the lightest gas (one quarter the atomic mass of helium or one half the molecular mass of helium) but still has a slight narcotic potential and may
Hydrox_(breathing_gas)
Mixing and filling cylinders with breathing gases for use when scuba diving
oxygen toxicity. The concentration of inert gases, such as nitrogen and helium, are planned and checked to avoid nitrogen narcosis and decompression sickness
Gas_blending_for_scuba_diving
Diving mode and decompression technique
oxygen toxicity and to accelerate decompression. Since helium conducts heat readily, divers in a helium based atmosphere will lose or gain heat fast if the
Saturation_diving
Chemical compound (H–N=C=O)
hydrocarbons. At high concentrations, isocyanic acid oligomerizes to give the trimer cyanuric acid and cyamelide, a polymer. These species usually are easily
Isocyanic_acid
U.S. Navy airship destroyed in 1933
USS Akron (hull number ZRS-4) was a helium-filled rigid airship of the U.S. Navy, the lead ship of her class, which operated between September 1931 and
USS_Akron
1937 airship fire in the US
worst. Just over twice as many (73 of 76 on board) had perished when the helium-filled U.S. Navy scout airship USS Akron crashed at sea off the New Jersey
Hindenburg_disaster
Underwater diving to a depth beyond the norm
convulsions underwater. Very deep diving using a helium-oxygen mixture (heliox) or a hydrogen-helium-oxygen mixture (hydreliox) carries the risk of high-pressure
Deep_diving
Watch designed for underwater diving
internal pressure build up caused by helium that has seeped into the watch case in helium enriched environments (helium atoms are the smallest natural gas
Diving_watch
German rigid airship (1928–1940)
impossible unless they could convert to non-flammable helium. Hindenburg had originally been planned to use helium, but almost all of the world's supply was controlled
LZ_127_Graf_Zeppelin
Compartment for holding liquid ballast
distribution. When an airship rises, the gas within its envelope (typically helium or hydrogen), starts to expand because the lifting gas is surrounded by
Ballast_tank
High-density disk drive recording technology
drive filled with helium that uses host-managed shingled magnetic recording, although in December 2015 it followed this with a 10 TB helium-filled drive that
Shingled_magnetic_recording
English broadcaster and natural historian (born 1926)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
David_Attenborough
Launch vehicles developed by Astra
supply of helium gas, used to prime parts of the rocket, was depleted. To complete a first stage test, it was decided to transfer surplus helium from the
Astra_Rocket
Fatal saturation diving accident in the North Sea in 1975
heatstroke after the chamber they were in was inadvertently pressurised with helium gas. On 9 September 1975, divers Peter Holmes, 29, and Roger Baldwin, 24
Waage Drill II diving accident
Waage_Drill_II_diving_accident
the mountain around the dam. At first, they use a volleyball filled with helium. Hogan then finds a way for Newkirk to get balloons out of the Officer's
List of Hogan's Heroes episodes
List_of_Hogan's_Heroes_episodes
Estimation of breathing gas mixtures and quantities required for a planned dive profile
more easily and rapidly than other gases. Helium based mixtures should not be used for dry-suit inflation. Helium is less soluble than nitrogen in body tissues
Scuba_gas_planning
Experimental underwater habitats developed by the United States Navy
information about habitat placement, habitat umbilicals, humidity, and helium speech descrambling. SEALAB I was lowered off the coast of Bermuda on July
SEALAB
International nuclear fusion research and engineering megaproject
nt) reactions. Concepts for the breeder blanket include helium-cooled lithium lead (HCLL), helium-cooled pebble bed (HCPB), and water-cooled lithium lead
ITER
Disorder caused by dissolved gases forming bubbles in tissues
gas mixtures such as trimix and heliox include helium, which can also cause decompression sickness. Helium both enters and leaves the body faster than nitrogen
Decompression_sickness
Gaseous diffusion through body tissue at constant total pressure
inert component was nitrogen or neon) while being surrounded by another (helium based). In medicine, ICD is the diffusion of gases in different directions
Isobaric_counterdiffusion
Equipment used specifically for surface supplied diving
exhaled gas is not valuable enough to justify the expense of recycling, but helium-based mixtures are considerably more expensive, and as the depth increases
Surface-supplied diving equipment
Surface-supplied_diving_equipment
American astronaut (born 1975)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Reid_Wiseman
Topics referred to by the same term
which includes alkali metals, alkaline earth metals, and hydrogen and helium Spin (physics) s, an abbreviation for solid S-matrix for how a particle
S_(disambiguation)
2019 film by Martin Scorsese
was primarily shot on 35 mm film with Arricam STs and LTs, and with RED Heliums for sections shot on digital, with two IR-capable Arri Alexa Minis as witness-cameras
The_Irishman
Chemical compound
acetaldehyde and ammonia, but rapidly polymerizes to acetaldehyde ammonia trimer. It has two tautomers: ethanimine, an imine, and ethenamine or aminoethylene
Ethanimine
Swimming underwater, breathing gas carried by the diver
possibility of using helium in breathing gases, and after animal experiments, human subjects breathing heliox 20/80 % (20% oxygen, 80% helium) were successfully
Scuba_diving
Chemical compound (H–S–C≡N)
R−N=C=S, where R stands for an organyl group. Thiocyanuric acid is a stable trimer of thiocyanic acid. Wikimedia Commons has media related to Thiocyanic acid
Thiocyanic_acid
Portable apparatus to recycle breathing gas
breathing gas is specially enriched or contains expensive components, such as helium diluent or anaesthetic gases. Rebreathers are used in many environments:
Rebreather
Main stage of the NASA Space Launch System rocket
and large amounts of ducting. The pneumatic system is kept pressurized by helium stored in five composite-overwrapped pressure vessels within the engine
Space Launch System core stage
Space_Launch_System_core_stage
Ship used as a floating base for professional diving projects
Saturation diving system – For diving operations below 50 m, a mixture of helium and oxygen (heliox) is required to eliminate the narcotic effect of nitrogen
Diving_support_vessel
2006 studio album by Muse
band Muse. It was released on 3 July 2006 through Warner Bros. Records and Helium-3. It was produced by Rich Costey over four months in New York City, London
Black_Holes_and_Revelations
Chemical compound
monosulfide Carbon monoxide Cyano radical Diatomic carbon Fluoromethylidynium Helium hydride ion Hydrogen chloride Hydrogen fluoride Hydrogen (molecular) Hydroxyl
Tricarbon
Semi-submersible offshore drilling rig
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Byford_Dolphin
Equipment used in the support of an underwater diving operation
Heliox – Breathing gas mixed from helium and oxygen Helium analyzer – Instrument to measure the concentration of helium in a gas mixture High pressure breathing
Diving_support_equipment
2003 Australian film
barbecue in his backyard, Danny, being an inventive character, ties a bunch of helium-filled balloons to his deckchair as his friends hold him down. When they
Danny_Deckchair
Cluster of water molecules held together through hydrogen bonding
Lucas; M. G. Brown; K. Liu; R. J. Saykally (1997). "Pseudorotation in Water Trimer Isotopomers Using Terahertz Laser Spectroscopy". J. Phys. Chem. A. 101 (48):
Water_cluster
the two take a polygraph test after their cash register comes up short. Featured videos Maggie Estep – "Hey Baby" Rollins Band – "Liar" Helium – "XXX"
List of Beavis and Butt-Head episodes
List_of_Beavis_and_Butt-Head_episodes
French world record-setting freediver
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Audrey_Mestre
British cave diver who specialises in rescues
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Rick_Stanton
Ballast carried to counteract buoyancy
kilograms (4.4 lb) to 15 kilograms (33 lb). The weights can be distributed to trim the diver to suit the purpose of the dive. Surface-supplied divers may be
Diving_weighting_system
Scuba set with variable-density buoyancy control
weight pockets can be fitted to the harness straps for ditchable weights or trim weights. The system starts the dive at nominal charging pressure and slightly
Avelo_diving_system
Psychotropic state induced by breathing hydrogen at high partial pressures
hydrogen narcosis, where divers dived to 500 m (1,600 ft) with a hydrogen–helium–oxygen (hydreliox) mixture containing 49% hydrogen, it was found that while
Hydrogen_narcosis
British volunteer cave diver who specialises in rescues
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
John_Volanthen
Mathematical model of tissue inert gas uptake and release with pressure change
alveolar inert gas pressure and expressions for combining nitrogen and helium parameters to model the way inert gases enter and leave the human body as
Bühlmann decompression algorithm
Bühlmann_decompression_algorithm
French offshore diving contractor
with heliox (a breathing gas mixture of helium and oxygen) and hydreliox (an exotic breathing gas mixture of helium, oxygen and hydrogen gas) mixtures started
Compagnie maritime d'expertises
Compagnie_maritime_d'expertises
Canadian astronaut (born 1976)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Jeremy_Hansen
Underwater diving breathing gas supplied from the surface
recycling is usually used to make more economical use of helium based gases due to the high cost of helium and the large quantities used at the depths where
Surface-supplied_diving
Second stage of the Saturn V, built by North American Aviation
the back which were purged with helium during filling. The final method was to spray insulation on by hand and trim the excess. This change saved both
S-II
Chemical element with atomic number 15 (P)
example, compounds of the formula (PNCl2)n exist mainly as rings such as the trimer hexachlorophosphazene. The phosphazenes arise by treatment of phosphorus
Phosphorus
Copper helmet with rubberised canvas diving suit and weighted boots
self-contained underwater breathing apparatus, and others were suitable for use with helium based breathing gases for deeper work. Divers could be deployed directly
Standard_diving_dress
Organic chemical compound
Three molecules of acetaldehyde condense to form "paraldehyde", a cyclic trimer containing C-O single bonds. Similarly condensation of four molecules of
Acetaldehyde
2006 animal encounter accident
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Death_of_Steve_Irwin
Irish safety freediver (1977-2017)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Stephen_Keenan
Techniques requiring specific equipment and procedures
recycling equipment not carried by the diver, used mainly to recover expensive helium-based diluent gases. A semi-closed-circuit apparatus partly recycles the
Modes_of_underwater_diving
Historic motorsport track in Speedway, Indiana, US
fence. A white-with-green-trim paint scheme was used throughout the property. The first event ever held at the speedway was a helium gas-filled balloon competition
Indianapolis_Motor_Speedway
Partially aero-static aircraft
combines the airship's aerostatic lift, from a lighter-than-air gas such as helium, with the heavier-than-air craft's dynamic lift from movement through the
Hybrid_airship
British non-rigid airship
within an airship that compensate for the expansion and contraction of the helium, thereby maintaining envelope pressure. They can be filled, or partially
Airship Industries Skyship 600
Airship_Industries_Skyship_600
Methods used by underwater divers to communicate
a 27 kHz frequency with 4.2 kHz bandwidth is typical. Divers breathing helium may need a decoder system (also called unscrambling), which reduces the
Diver_communications
Australian technical diver (1954–2005)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Dave_Shaw
American multinational semiconductor company
processor with only one active module (two cores), and cooled with liquid helium. The previous record was 8.308 GHz, with an Intel Celeron 352 (one core)
AMD
Agents and situations that pose a threat to the underwater diver
containing helium. The effects experienced, and the severity of those effects, depend on the rate of descent, the depth and percentage of helium. "Helium tremors"
Diving_hazards
Chemical compound
life. Compounds of special interest are oligomers of HCN including its trimer aminomalononitrile and tetramer diaminomaleonitrile, which can be described
Hydrogen_cyanide
Toxic effects of breathing oxygen at high partial pressures
mixture. However, helium is not narcotic, and a usable mixture may be blended either by completely replacing nitrogen with helium (the resulting mix
Oxygen_toxicity
Organic compound (H–CHO); simplest aldehyde
white solid that dissolves without degrading in organic solvents. It is a trimer of molecular formaldehyde. Paraformaldehyde, with the formula HO(CH2O)nH
Formaldehyde
2018 international rescue mission in Thailand
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Tham_Luang_cave_rescue
Diving beyond the scope of recreational diving
ability to react or think clearly. By adding helium to the breathing mix, these effects can be reduced, as helium does not have the same narcotic properties
Technical_diving
Method for comparing the narcotic effects of a mixed diving gas with air
authorities and agencies consider oxygen to be non-narcotic, and group it with helium and other potential non-narcotic components, or less narcotic, and group
Equivalent_narcotic_depth
U.S. Navy officer and NASA astronaut (born 1965)
mission was supposed to last eight days, but technical problems such as helium leaks and propulsion system malfunctions stranded Williams and crewmate
Sunita_Williams
American engineer, astronaut, and naval aviator (born 1964)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Scott_Kelly_(astronaut)
Scuba cave diving incident in South Australia
nitrogen narcosis become extreme if the breathing gas is not diluted by helium. Even at the depths of the rock pile perimeter, the effects of narcosis
1973 Mount Gambier cave diving accident
1973_Mount_Gambier_cave_diving_accident
Pioneering US Navy aquanaut
father of the Rolex Sea Dweller. In 1967, he developed the idea for the helium release valve which was patented by Rolex on November 6, 1967. Barth was
Robert_A._Barth
phytomer, polymer, tautomerism, telomer, telomere, tetramer, tetrameric, trimer, trimerize merc- reward, wages, hire Latin merx (genitive mercis) amercement
List of Greek and Latin roots in English/H–O
List_of_Greek_and_Latin_roots_in_English/H–O
disasters of the U.S. Navy's rigids showed the importance of solely using helium as the lifting medium. Following the destruction of the Hindenburg, the
History_of_aviation
Closed or semi-closed circuit scuba
breathing gas is specially enriched or contains expensive components, such as helium diluent. Diving rebreathers have applications for primary and emergency
Diving_rebreather
Cuban freediver also known as "Pipin"
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Francisco_Ferreras
1997 studio album by Pavement
guitarist Stephen Malkmus, it was either Matador Records or Mary Timony from Helium who suggested that the band should record the album there. Although Brighten
Brighten_the_Corners
Logging method
are mounted on towers or cranes, other trees, ridges, or, in rare cases, helium balloons. While skyline logging requires additional setup, the vertical
Cable_logging
Scientific study of matter's behavior and properties
as nitric oxide (NO) can be stable. The "inert" or noble gas elements (helium, neon, argon, krypton, xenon and radon) are composed of lone atoms as their
Chemistry
American novelist and underwater explorer (1931–2020)
Instrumentation Bottom timer Depth gauge Dive computer Dive timer Diving watch Helium release valve Electro-galvanic oxygen sensor Pneumofathometer Submersible
Clive_Cussler
HELIUM TRIMER
HELIUM TRIMER
Male
Greek
(Ἡλί) Greek form of Hebrew Eliy, HELI means "ascending." In the New Testament bible, this is the name of the father of Mary's husband Joseph.
Male
English
 Anglicized form of Greek Elioud, ELIUD means "God his glory." In the New Testament bible, this is the name of an ancestor of Christ. English name of a legendary king of the Britons who was preceded by Urianus and succeeded by Cledaucus.
Boy/Male
Irish
Good forever.
Surname or Lastname
English
English : variant spelling of Kellam.
Surname or Lastname
English and Scottish
English and Scottish : variant spelling of Hallam.Norwegian : habitational name from any of three farmsteads so named in southeastern Norway, from either the dative plural of Old Norse hǫll ‘slope’ or Old Norse Hallheimr, a compound of hallr ‘slope’ + heimr ‘farmstead’.
Boy/Male
American, British, English
Lives at the Hall's Slopes
Girl/Female
Greek
From Helicon.
Boy/Male
German
Brave.
Girl/Female
Biblical
Rupture, fracture.
Male
Greek
(á¼Î»Î¹Î¿Ï‚) Greek name HELIOS means "sun." In mythology, this is the name of a sun god.
Male
Turkish
(سليم) Turkish form of Arabic Salim, SELIM means "safe."
Boy/Male
Indian
Medium
Male
English
Anglicized form of Irish Gaelic Féidhlim, possibly PHELIM means "hospitable."
Girl/Female
Arabic, Muslim
Very Soft; Gentle
Girl/Female
Muslim
Male
English
Anglicized form of Irish Gaelic Féidhlim, possibly FELIM means "ever good."
Surname or Lastname
Swedish (also frequent in Finland)
Swedish (also frequent in Finland) : ornamental name from an unexplained first element + the suffix -lin or -in, common suffixes of surnames.French (Hélin) : from a pet form of Hélie (see Helie 1).French (Hélin) : from the Germanic personal name Heilin, a short form of any of various compound names with the first element heil (see Heilmann 2).English : variant of Hillian.
Surname or Lastname
English
English : probably a variant of Helms.
Boy/Male
Greek
God of the sun.
Girl/Female
Greek
From Helicon.
HELIUM TRIMER
HELIUM TRIMER
Boy/Male
Hindu, Indian
Future
Girl/Female
Arabic, Indian, Muslim, Sindhi
Giver; Donor
Boy/Male
Indian, Sanskrit
The Upper World
Girl/Female
Indian
Gold
Boy/Male
Tamil
First, Most important, Beginning, Ornament, Adornment
Boy/Male
Latin Russian
Of the Adriatic.
Girl/Female
Arabic, Muslim
Symbolic
Boy/Male
German
Powerful Ruler; Army Ruler
Boy/Male
Hindu
Boy/Male
Indian, Punjabi, Sikh
Pure Body or Person
HELIUM TRIMER
HELIUM TRIMER
HELIUM TRIMER
HELIUM TRIMER
HELIUM TRIMER
v. t.
To cover or furnish with a helm or helmet.
pl.
of Folium
n.
An oxide of holmium.
n.
A substance through which an effect is transmitted from one thing to another; as, air is the common medium of sound. Hence: The condition upon which any event or action occurs; necessary means of motion or action; that through or by which anything is accomplished, conveyed, or carried on; specifically, in animal magnetism, spiritualism, etc., a person through whom the action of another being is said to be manifested and transmitted.
n.
The part of a gland, or similar organ, where the blood vessels and nerves enter; the hilus; as, the hilum of the kidney.
n.
See Tedium.
pl.
of Medium
n.
See Peliom.
pl.
of Folium
a.
Resembling vellum.
a.
Having a middle position or degree; mean; intermediate; medial; as, a horse of medium size; a decoction of medium strength.
pl.
of Xenium
n.
pl. of Medium.
n.
A nonplane curve whose tangents are all equally inclined to a given plane. The common helix is the curve formed by the thread of the ordinary screw. It is distinguished from the spiral, all the convolutions of which are in the plane.
n.
Oxide of thulium.
pl.
of Medium
n.
The cartilaginous cap at the sacral end of the ilium of some animals.
a.
Having but one cilium.
a.
Having a medium size; as, a medium-sized man.
n.
A gaseous element found in the atmospheres of the sun and earth and in some rare minerals.