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What could replace nukes for strategic use

This is a discussion on What could replace nukes for strategic use within the Missiles & WMDs forum, part of the Global Defense & Military category; Originally Posted by StingrayOZ The Tsar bomb could have been scaled up to 100Mt with minor modifications. But it was ...


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Old October 28th, 2011   #31
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The Tsar bomb could have been scaled up to 100Mt with minor modifications. But it was pointless even at 50Mt. In fact if you look up development and revoluitionary designs in nuclear weapons it all happened in about 10-15 years. It then became pointless, you could lob several (a dozen?) near megaton devices in a single ICBM. A single missile doesn't really need to be more powerful than that. It would completely level a large modern city and outlying areas as a single device with redundancy. If humans really wanted we could proberly build a single device in the gigaton range, but it would be utterly pointless as it would be far more economical to deploy multiple warheads with a far greater energy than a single device.

Large Thermobaric bombs offer tactical nuke levels of destruction. But do we really need to level entire cities with a single bomb? With smart weaponry being so cheap and avalible the need for nuclear weapons is decreasing.

Actually rocket explosions would be right up there. I wonder how destructive a stage 1 saturn V rocket would be topped with 200+t of thermobaric high explosives. Actually a rocket is basically a thermobaric bomb, its just designed to use its fuel very slowly (minutes) instead of quickly (less than a second).
There is a relatively nondestructive nuke, the enhanced radiation warhead (neutron bomb), that had a low destructive yield but a very high short term radiation yield that basically kills all organic life forms but leaves the structures mostly intact. IIRC a 1970s tactical weapon. You could insert your ground forces about 3 hours after detonation.

With regard to the thermobaric weapons a Saturn 1 first stage would be impressive, but I wonder how would the first stage from a Saturn 5 go or the first stage from the big Russian booster?

Last edited by ngatimozart; October 28th, 2011 at 03:56 AM. Reason: typos
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Old October 28th, 2011   #32
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I sometimes wonder how you could use a massive space rocket as a weapon. You generally come to the conclusion its better to build many smaller than 1 large. Unless you can fit some new tech on the large. Antimatter or blackhole etc..

I have my doubts about how effective a neutron bomb would have been, I think there may have been a lot of secondary isotopes formed with all those neutrons flying about hitting, splitting and being captured.
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Old October 28th, 2011   #33
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There is a relatively nondestructive nuke, the enhanced radiation warhead (neutron bomb), that had a low destructive yield but a very high short term radiation yield that basically kills all organic life forms but leaves the structures mostly intact. IIRC a 1970s tactical weapon. You could insert your ground forces about 3 hours after detonation.
That depends on the definition of ‘relative’. The enhanced radiation bomb radiation effects would deliver an incapacitating radiation dose to the crew of a 1970’s style tank at about the same distance that it would be killing infantry with blast and thermal pulse effects. You could work closer to things you wanted to save because of the lower explosive yields, but if the weapon was close enough to kill the enemy troops occupying a structure by neutron effects, that structure was toast.

Modern tank armor is much more effective against neutron radiation than the RHA steel used in the 1970s, mainly as a byproduct of lighter elements incorporated into the designs, so the usefulness of enhanced radiation warheads on the battlefield is probably past and done with.
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Old October 28th, 2011   #34
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There is a relatively nondestructive nuke, the enhanced radiation warhead (neutron bomb), that had a low destructive yield but a very high short term radiation yield that basically kills all organic life forms but leaves the structures mostly intact. IIRC a 1970s tactical weapon. You could insert your ground forces about 3 hours after detonation.
neutron bombs were not as low destruction as you may think. They generally were the same bast as a standard battlefield nuke, the difference was that within the blast radius it could deliver enough radiation to kill people who would normally have survived the blast, i.e. tank crews. The idea that it could leave structures intact is mostly fiction.
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Old October 28th, 2011   #35
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They generally were the same bast as a standard battlefield nuke
Nah, they weren't. W70-3 (Lance) was 1 kt, W79-0 (203mm) was dialable 0.1 to 1.1 kt.

Effective battlefield tactical nukes without ER functionality like the W33 203mm shell were dialable from 0.5 to 40 kt, airdropped tactical nukes typically started at 50-100 kt at that point in time. The only common tactical nuke with less yield was the W48 155mm shell at around 0.1 kt, but its numbers in the field were far less than for W33 and bigger systems.

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the difference was that within the blast radius it could deliver enough radiation to kill people who would normally have survived the blast, i.e. tank crews.
Actually, that's only the case if both bombs were exploded at optimum altitude in an airburst. This is not the case for artillery shells though - in particular the W79-0 could be contact fuzed, exploding at ground level and therefore - in comparison to an airburst - minimizing its physical blast range, while still irradiating people within virtually the same range as if using a time-fuzed airburst.
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Old October 28th, 2011   #36
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Nah, they weren't. W70-3 (Lance) was 1 kt, W79-0 (203mm) was dialable 0.1 to 1.1 kt.

Effective battlefield tactical nukes without ER functionality like the W33 203mm shell were dialable from 0.5 to 40 kt, airdropped tactical nukes typically started at 50-100 kt at that point in time. The only common tactical nuke with less yield was the W48 155mm shell at around 0.1 kt, but its numbers in the field were far less than for W33 and bigger systems.


Actually, that's only the case if both bombs were exploded at optimum altitude in an airburst. This is not the case for artillery shells though - in particular the W79-0 could be contact fuzed, exploding at ground level and therefore - in comparison to an airburst - minimizing its physical blast range, while still irradiating people within virtually the same range as if using a time-fuzed airburst.
Nuclear weapons were in fact made much smaller than you state but they were designed for air to air and ground to air missiles. For ground use, in a tactical since, there were already conventional weapons to address all the lower yield requirements so there was no reason to produce them. It wasn’t that they couldn’t make them smaller.
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Old October 28th, 2011   #37
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Nuclear weapons were in fact made much smaller than you state but they were designed for air to air and ground to air missiles.
No there weren't. US air-to-air and ground-to-air:

W54 (GAR-11/AIM-26): 0.25 kt yield
W25 (AIR-2): 1.5 kt yield
W66 (SPRINT): several kilotons, undisclosed, neutron ER
W7 (NIKE HERCULES): 2.5 to 28 kt
W31 (NIKE HERCULES): 2 to 30 kt
W71 (SPARTAN): 5 MT, thermal X-ray ER

The only system with a smaller yield than the W48's planned 0.1 kt, actual 0.072 kt was the Mk-54, first used in the M388, later in SADM (at minimum yield 0.01 kt). However quite definitely neither M388 nor SADM were "standard battlefield nukes".

In particular not when neutron bombs were around, the Mk-54 was long retired at that point (SADM was retired around the time the W48 was introduced). Of course the same goes for most of the above systems. If we talk neutron bomb comparison to contemporary fission-only nukes we're talking 1980. Not 1960.

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there were already conventional weapons to address all the lower yield requirements
As of 1980, there was no system covering the gap between the BLU-82 (11 ton TNT blast equivalent) and the W48 (72 tons TNT equivalent in testing, 100 tons planned). The BLU-82 also wasn't considered a tactical weapon, but rather a strategic system. And that's a rather wide gap actually. It was only covered in the last gap by introducing the MOAB (at 44 tons TNT blast equivalent).
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Old October 28th, 2011   #38
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Imo there is not a single weapon on the planet that i know of that has such direct and indirect effect both in a fysic and on a psy way as a nuke.
Not to mention the long term effect on the target itself and miles around it.
Simply said a nuke and its payload / effects are way to big to be directly replaced for a weapon with similair effect.
Some mentioned a EMP weapon, Some a railgun and Some mentioned other weapons like orbital bombardment.
However with the current tech we would not be able to produce a weapon similair to a nuke.
Personally speaking it would be nice to find a weapon that does not have all the nasty side effects as a nuke....
So in that regard any future weapon that might replace the nuke someday is either going to be much more powerfull and perhaps even more ugly or its going to be alot smaller and less destructive as we are talking here about a nuke which has so much destructive power that its going to be very hard to come up with a replacement.
Obviously orbital bombardment might be one type of tech that has the potential to be equally destructive but carries less after effects depending on the type of damage being done and systems used to achieve such a goal.
Perhaps a weard example but we all know the Game C&C where the GDI has a particle cannon, now i know this sounds pretty weard and science fiction but on the otherhand a orbital cannon (Or similair system) would theoretical be able to use laser tech to destroy a specific target (Or multiple targets at ones) which would be capable of doing serious damage to civ-mil hardware, bases or civ and mil production plants.
So theoretical speaking you could destroy very specific but vital targets with little or no warning while still having a similair effect as a nuke.
And in that way stop the war making capabilities of a nation, or at least serious damage it not to mention it could theoretical be used to destroy all comminucations which is a really serious blow to any nation given todays dependansy to high tech systems.
Just a idea.

Ps sorry for spelling errors.
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Old October 29th, 2011   #39
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Imo there is not a single weapon on the planet that i know of that has such direct and indirect effect both in a fysic and on a psy way as a nuke.
Not to mention the long term effect on the target itself and miles around it.
Simply said a nuke and its payload / effects are way to big to be directly replaced for a weapon with similair effect.
Some mentioned a EMP weapon, Some a railgun and Some mentioned other weapons like orbital bombardment.
However with the current tech we would not be able to produce a weapon similair to a nuke.
Personally speaking it would be nice to find a weapon that does not have all the nasty side effects as a nuke....
So in that regard any future weapon that might replace the nuke someday is either going to be much more powerfull and perhaps even more ugly or its going to be alot smaller and less destructive as we are talking here about a nuke which has so much destructive power that its going to be very hard to come up with a replacement.
Obviously orbital bombardment might be one type of tech that has the potential to be equally destructive but carries less after effects depending on the type of damage being done and systems used to achieve such a goal.
Perhaps a weard example but we all know the Game C&C where the GDI has a particle cannon, now i know this sounds pretty weard and science fiction but on the otherhand a orbital cannon (Or similair system) would theoretical be able to use laser tech to destroy a specific target (Or multiple targets at ones) which would be capable of doing serious damage to civ-mil hardware, bases or civ and mil production plants.
So theoretical speaking you could destroy very specific but vital targets with little or no warning while still having a similair effect as a nuke.
And in that way stop the war making capabilities of a nation, or at least serious damage it not to mention it could theoretical be used to destroy all comminucations which is a really serious blow to any nation given todays dependansy to high tech systems.
Just a idea.

Ps sorry for spelling errors.
An orbital bombardment system is not so far fetched. It would be a kinetic weapon, i.e., no warhead. The velocity of its impact would be the destructive agent and it would not have to be a large projectile. Take an old satellite, put a rocket on it aim it and fire the rocket and sattelite at the target. You have a high velocity projectile with a mass that will reach the target in the order of say 100 - 500kg maybe a tonne, travelling at say Mach 20+. I'm not an astrophysicists so I'm guessing, but end result is a mightily impressive explosion because you have that mass travelling at high speed coming to a sudden stop. All the kinetic energy is very quickly liberated. Thing is the technology is available today and there is plenty of orbital junk up there. In future bring in rocks from Asteroid Belt anything up to 1km diameter will be a continental wide event maybe an ELE if you got it wrong.
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Old November 3rd, 2011   #40
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You guys have not come up with something that is more terrible than nuclear weapons and is at the same time more usable in war than they are. As I said before, there are things more terrible than nucleus weapons. So I will give you just one, directed artificial life. Directed Artificial life is similar to but not the same as biologic weapons.

There are many reasons that biologic weapons are not very usable though they are terrible. First, they are not vey discriminate as to recognizing who is or is not the enemy. Two, they often come back and hit you own people. Three, the enemy can always retaliate in kind. Four, they are almost imposable to neutralize after hostilities are over and can persist literally, forever. Six, is that the propaganda and moral aftermaths are so great. Assuming you still want to live in the world after the war is over, win or lose.

The solution is to create a new form of artificial life not found on Earth. One created in the laboratory, it would not use DNA or RNA as its information carrying or transcription molecules though it could still use other components of natural biologic systems. This is important. One of the reasons that biologic weapons are not useful is that they are base based upon a system of information retention, replication, and propagation (chaotic) that is not only susceptible to mutation but in fact counts on it as a method of adapting to new environmental circumstances that otherwise would terminate it. DNA does not want to be terminated.

One of the methods by which it does this, especially in microscopic life forms, is that they will exchange DNA sequences with other organisms within their environment building up their viability. In an artificial life form created from scratch there will be no wild forms for it to interact with in this uncontrolled manner. All so,all natural informational sequences always have inactive sequences within them as a product of being a chaotic system verses a fixed designed one. The junk DNA that which is not normally active within the genome is however, still available to becoming active or partially active, this too has a tendency to make the genome unstable and thus uncontrolled. A designed system would, if designed correctly, however not work even if just one instruction was misspelled and so would then self-terminate.

A designed system could be instructed to replicate a fixed number of times and then self-terminate so as to become inactive after its usefulness was over. It could be designed in such a way that if it encountered another artificial life form that was defective, "defined as one that is not behaving as it was programed to do", it would act to actively destroy it, as another safety feature.

Now to the issue of specificity, just because it does not use DNA or RNA does not mean that is could not be made to read DNA sequences and identify certain phenotypes. If you select only specific DNA sequence to trigger its kill mode, you can not only targets specific species but also identifiable sub groups within that species. This could be used to attack food sources or even more monstrously, certain races of people as identified by their common phenotypes.

These phenotypes are ready known and are in data bases right now. There is always some part of any population which are atypical. So it wouldn’t kill every one of the targeted sub-group but easily 80% to 95%. Also it would still kill some of you own people if there was not a way of giving it an off switch. This could be done by programing it to identify a certain antibody in the blood. A specific antibody made in the human body as a response to a harmless protein which is not found within nature this will be your kill switch. When you inoculate your population for all of the regular diseases you just include this protein without anyone knowing about it. The body makes antibodies to all proteins that are not of the body itself and they circulate within the blood to act not as an antibody normally would, but to be identified as an off switch.

Artificial cells have already been created in the laboratory. They used DNA like molecules but there are other easier choices. When this line of research is pursued and it will, for very practical industrial reasons. It will be pursued for the very same safety reasons that biological weapon are so feared but to still do the things that biologic systems do so easily and cheaply. Everything I have proposed will be not only possible but inevitable.

Welcome to the new world!
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Old November 3rd, 2011   #41
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You guys have not come up with something that is more terrible than nuclear weapons and is at the same time more usable in war than they are. As I said before, there are things more terrible than nucleus weapons. So I will give you just one, directed artificial life. Directed Artificial life is similar to but not the same as biologic weapons.

Welcome to the new world!

Yes I would agree, and I had put them to one side. Back when I was young and 10ft tall and bullet proof in the Kiwi air force during the mid 70's, on our recruit course they taught us NBCD (Nuclear, Biological & Chemical Defence). It was the biologics that scared us the most and still do scare me the most today.
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Old November 5th, 2011   #42
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It was the biologics that scared us the most and still do scare me the most today.
For sure. Doubt me read Biohazard by Ken Alibek

That stuff still gives me nightmares.
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