reviews
Oct 03, 2010
The Clegg book talks about an amazing aspect of quantum theory, which is that when two particles are created that are linked, or entangled, in spin or some other property, and then separated, and then when the spin of one particle is observed the spin of the other is automatically determined no matter how far away it is. This seems to violate the notion of local causality (not to mention the speed of light). The concept was dismissed by most physicists from the start (even Richard Feynman though
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Jan 20, 2009
Quantum Mechanics eerie phenomenon (one of the many) - quantum entanglement - is being described in this book that is clearly written for the non-hardcore-scientist (eg. me). That being said the reader can't just sit back and enjoy the ride, some thinking is necessary and since the topic is part of Quantum Mechanics one needs to be prepared to have ones brain twisted into a pretzel.
The chapters describe possible uses for the entanglement effect and why it is so fiendishly difficult More...
The chapters describe possible uses for the entanglement effect and why it is so fiendishly difficult More...
May 10, 2009
(Cross-posted from my blog at http://thebartbooks.blogspot.com/2009/06...)
Anton Chekhov once said that if you say in the first chapter of your book that there is a rifle hanging on the wall, in the second or third chapter it absolutely must go off. In other words, if the gun is not going to be fired, it shouldn't be hanging prominently on the wall.
With that in mind, I looked forward to the author’s discussion of how quantum entanglement could be seen as evidence of an inv More...
Anton Chekhov once said that if you say in the first chapter of your book that there is a rifle hanging on the wall, in the second or third chapter it absolutely must go off. In other words, if the gun is not going to be fired, it shouldn't be hanging prominently on the wall.
With that in mind, I looked forward to the author’s discussion of how quantum entanglement could be seen as evidence of an inv More...
Nov 03, 2009
I'm constantly impressed by Brian Clegg's ability capture both the science and the fact of tricky phenomenon. It's not pedantic but necessary to spend fifty pages on the differences between a model and observed fact when talking about something like the quantum behavior of photons going through polarizing filters. I recall having seen the Bell Inequality and eventual Bell Experiments before but the treatment here is phenomenal.
The digression regarding the history of cryptography wa More...
The digression regarding the history of cryptography wa More...
Jan 07, 2011
If you know anything about quantum entanglement already you will not learning anything new from this book....well that may be a bit harsh. There might be twenty to thirty pages of information on entanglement itself the rest is a history of other topics in which entanglement could be exploited. It for some reason includes a whole chapter (out of 8) about the possibility of sending information instantaneously when he has already proved that no information can transfered through entangled particles
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Apr 28, 2010
I was not terribly impressed. This book further solidified my belief that the Higgs Boson does not exit, nor does dark matter, but that these are constructs to fill in the gaps in theories where observations cannot be explained. Some areas were truly ridiculous to even read, such as teleportation. Action at a distance? Show me.
Nov 30, 2009
Probably a great read for someone with extensive mathematical background, but for me......
Mar 12, 2009
Interesting concept, but poorly written. How this author manages to make the idea of possible teleportation boring is beyond me, but he does! LOL
Apr 11, 2011
This was good, but, every time I read about Entanglement I think I understand it less every time ~
Feb 07, 2012
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