VdW suck-in and suck-on - Revision history

Apm: /* Related */

2026-03-29T20:13:04Z

← Older revision		Revision as of 22:13, 29 March 2026
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	* [[Accidental heatpump]]		* [[Accidental heatpump]]
	* [[Overstretch pushout]]		* [[Overstretch pushout]]
			----
			* [[Accidentally suggestive]]

	== External links ==		== External links ==

Apm: Category:Surprising facts

2026-03-29T20:12:29Z

Category:Surprising facts

← Older revision		Revision as of 22:12, 29 March 2026
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	* Tweet about related math: https://twitter.com/mechadense/status/1529798765854564352?s=20&t=CM0IGEpcOo67KRC3eG7dMA		* Tweet about related math: https://twitter.com/mechadense/status/1529798765854564352?s=20&t=CM0IGEpcOo67KRC3eG7dMA

			[[Category:Surprising facts]]

	=== References ===		=== References ===

Apm: /* Related / added '''Nonbonded interactions'''

2025-11-24T15:37:59Z

Related: added * '''Nonbonded interactions'''

← Older revision		Revision as of 17:37, 24 November 2025
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	* [[Solid state surface tension]], [[vdW suck-on]], [[Line tension]]		* [[Solid state surface tension]], [[vdW suck-on]], [[Line tension]]
	* [[Van der Waals force sticking]] - {{wikitodo\|factor parts out to this page}}		* [[Van der Waals force sticking]] - {{wikitodo\|factor parts out to this page}}
			* '''[[Nonbonded interactions]]'''
	* '''[[Van der Waals force]]'''		* '''[[Van der Waals force]]'''
	* [[Energy, force, and stiffness]]		* [[Energy, force, and stiffness]]

Apm: /* Related */ added linkt to yet unwritten page Line tension

2025-04-25T20:38:51Z

Related: added linkt to yet unwritten page Line tension

← Older revision		Revision as of 22:38, 25 April 2025
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	== Related ==		== Related ==

	* [[Solid state surface tension]], [[vdW suck-on]]		* [[Solid state surface tension]], [[vdW suck-on]], [[Line tension]]
	* [[Van der Waals force sticking]] - {{wikitodo\|factor parts out to this page}}		* [[Van der Waals force sticking]] - {{wikitodo\|factor parts out to this page}}
	* '''[[Van der Waals force]]'''		* '''[[Van der Waals force]]'''

Apm: /* Related / added link to yet unwritten page Overstretch pushout

2025-03-23T01:42:52Z

Related: added link to yet unwritten page * Overstretch pushout

← Older revision		Revision as of 03:42, 23 March 2025
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	----		----
	* [[Accidental heatpump]]		* [[Accidental heatpump]]
			* [[Overstretch pushout]]

	== External links ==		== External links ==

Apm: added link to accidentally suggestive

2025-03-07T09:46:45Z

added link to accidentally suggestive

← Older revision		Revision as of 11:46, 7 March 2025
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	[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)''']]		[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)'''.]]
	[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. '''Beware of [[misleading aspects in animations of diamondoid molecular machine elements]].''' Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]].]]		[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. '''Beware of [[misleading aspects in animations of diamondoid molecular machine elements]].''' Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]]. – Please remain serious refraining from jokes about this being [[accidentally suggestive]].]]
	[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]		[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]
	{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>		{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>

Apm: /* A note on sticking strength */

2025-03-07T09:36:57Z

A note on sticking strength

← Older revision		Revision as of 11:36, 7 March 2025
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	does just get kT energy for each of it's few DOFs of motion.		does just get kT energy for each of it's few DOFs of motion.

	* {{wikitodo\|Make a temperature vs area chart for diamond to diamond planar contact}}		* {{wikitodo\|Make a temperature vs area chart for diamond to diamond planar contact}} <br> Reated to: [[Intercrystolecular interactions]]

	== Estimating thermally driven slide-out quantitatively ==		== Estimating thermally driven slide-out quantitatively ==

Apm: added another wikitodo

2025-03-07T09:36:02Z

added another wikitodo

← Older revision		Revision as of 11:36, 7 March 2025
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	* {{wikitodo\|Add image of extendable soap bubble skin in rectangular wireframe - and explain the analogy}}		* {{wikitodo\|Add image of extendable soap bubble skin in rectangular wireframe - and explain the analogy}}
			* {{wikitodo\|Add Philip Turners final oscillator simulation too and the matching position & speed charts - as this shows the constant force spring nature nicely}}

	== A note on sticking strength ==		== A note on sticking strength ==

Apm at 08:00, 7 March 2025

2025-03-07T08:00:48Z

← Older revision		Revision as of 10:00, 7 March 2025
Line 1:		Line 1:
	[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)''']]		[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)''']]
	[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]].]]		[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. '''Beware of [[misleading aspects in animations of diamondoid molecular machine elements]].''' Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]].]]
	[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]		[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]
	{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>		{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>

Apm: Apm moved page VdW suck-in to VdW suck-in and suck-on: longer but less overspecific and hopefully less confusing

2025-03-07T07:50:12Z

Apm moved page VdW suck-in to VdW suck-in and suck-on: longer but less overspecific and hopefully less confusing

← Older revision	Revision as of 09:50, 7 March 2025
(No difference)

← Older revision		Revision as of 11:46, 7 March 2025
Line 1:		Line 1:
	[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)''']]		[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)'''.]]
	[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. '''Beware of [[misleading aspects in animations of diamondoid molecular machine elements]].''' Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]].]]		[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. '''Beware of [[misleading aspects in animations of diamondoid molecular machine elements]].''' Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]]. – Please remain serious refraining from jokes about this being [[accidentally suggestive]].]]
	[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]		[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]
	{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>		{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>

← Older revision		Revision as of 10:00, 7 March 2025
Line 1:		Line 1:
	[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)''']]		[[File:VdW-wiggler output3.gif\|thumb\|400px\|right\|Piston resonating in cylinder. Conceptual idea for a molecular dynamics simulation showing the effect of [[vdW suck-in]] when sufficient [[superlubricity]] is present. '''(CLICK IMAGE TO SEE ANIMATION)''']]
	[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]].]]		[[File:Prototype-6-250-ps.gif\|thumb\|400px\|right\|Simulation by Philip Turner. '''Beware of [[misleading aspects in animations of diamondoid molecular machine elements]].''' Piston resonating in cylinder. The van der Waals force makes for a constant force spring. Here it makes for a quite anharmonic V=C*abs(z) shaped V-groove energy potential as he contact area (and thus vdW energy) linearly depends on the pistons deflection amplitude. There is some significant conversion to kinetic energy. This is around several tens of m/s to perhaps >100m/s. Way beyond proposed enforced machine speeds of around 5mm/s. A slide-snap. See page: [[Intercrystolecular snapping modes]].]]
	[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]		[[File:Hinge self assisted assembly demo.png\|200px\|thumb\|right\|VdW force is "sucking" the pin into the sleeve. No retention structures neded as they would be needed for the macroscale.]]
	{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>		{{wikitodo\|Evetually split off a page: [[Solid state surface tension]]. (And [[vdW suck-on]]?)}} <br>