| |
A Liquid that Goes Solid when Heated
by dmv at 12:08 pm EDT, Sep 27, 2004 |
] We report a reversible liquid-solid transition upon
] heating of a simple solution composed of a-cyclodextrine
] (alpha-CD), water, and 4-methylpyridine. These solutions
] are homogeneous and transparent at ambient temperature
] and solidify when heated to temperatures between 45° and
] 75°. Quasielastic and elastic neutron scattering show
] that molecular motions are slowed down in the solid and
] that crystalline order is established. The solution
] "freezes on heating." This process is fully reversible,
] on cooling the solid melts. A rearrangement of hydrogen
] bonds is postulated to be responsible for the observed
] phenomenon. ...Dude. |
| |
RE: A Liquid that Goes Solid when Heated
by Vile at 3:36 pm EDT, Sep 27, 2004 |
dmv wrote:
] ] We report a reversible liquid-solid transition upon
] ] heating of a simple solution composed of a-cyclodextrine
] ] (alpha-CD), water, and 4-methylpyridine. These solutions
] ] are homogeneous and transparent at ambient temperature
] ] and solidify when heated to temperatures between 45° and
] ] 75°. Quasielastic and elastic neutron scattering show
] ] that molecular motions are slowed down in the solid and
] ] that crystalline order is established. The solution
] ] "freezes on heating." This process is fully reversible,
] ] on cooling the solid melts. A rearrangement of hydrogen
] ] bonds is postulated to be responsible for the observed
] ] phenomenon.
]
] ...Dude. It sounds like a cross between shrinky dinks and cum. |
|
A Liquid that Goes Solid when Heated
by k at 2:52 pm EDT, Sep 27, 2004 |
] We report a reversible liquid-solid transition upon
] heating of a simple solution composed of a-cyclodextrine
] (alpha-CD), water, and 4-methylpyridine. These solutions
] are homogeneous and transparent at ambient temperature
] and solidify when heated to temperatures between 45° and
] 75°. Quasielastic and elastic neutron scattering show
] that molecular motions are slowed down in the solid and
] that crystalline order is established. The solution
] "freezes on heating." This process is fully reversible,
] on cooling the solid melts. A rearrangement of hydrogen
] bonds is postulated to be responsible for the observed
] phenomenon. ...Dude. [ seriously. that's crazy. -k] |
|
|
