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Feb 202013
 

LENR Research Scientific Mystery
Feb. 20, 2013 – By Steven B. Krivit –

[This is Part 1 of a Four-Part Series]

On Jan. 14, I reported that New Energy Times had completed an update of our low-energy nuclear reactions conference proceedings pages. This update included the upload of our digitized copies of the front matter and table of contents of all the International Conference on Cold Fusion series proceedings. As far as I know, this is the first time that these indexes have been placed in the public domain.

A lot of significant work happened in the first decade of LENR research. Some of this research appears to have been forgotten, and it is surprisingly applicable, especially today. Much of it is just as significant as the more recent work. The digital indexes of the conference papers will help researchers be aware of the full body of information available in this field. I hope we will also digitize the remaining proceedings.

As I was digitizing the table of contents from ICCF-6 (1996), ICCF-7 (1998) and ICCF-8 (2000), I glanced through them for papers that caught my attention. I looked at two dozen papers. Only two of them were available to download from the LENR-CANR.org site, and most of the others were not listed there.

I found interesting things in 14 of these papers. Some of the remaining papers from the group I selected may have had notable findings; however, some of them were so poorly written that I was not able to draw out clear meaning or conclusions.

I hope that these papers will shed more light on the past and the present and illuminate the future, as well. In this four-part series of articles, I present a listing of the 14 papers along with the highlights from each of them.

1996 was a particularly rich time for creative research and occasionally stunning results in LENRs. In many ways, the LENR research community in 1996 was far truer to the scientific method, unencumbered by ideology or commercial interests, than in the years that followed. These researchers were doing their best to observe something new and unexpected, yet they were constrained by their limited abilities of observation and experience of something science had never seen. The parable of blind men each examining a unique part of an elephant, with each man (and, occasionally, woman) concluding with absolute certainty that he or she knew the precise characteristics of the elephant is parallel to what happened with LENR in the early days.

 

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Feb 122013
 

LENR Dendrite
Feb. 12, 2013 – By Steven B. Krivit –

The Boeing 787 Dreamliner lithium-ion battery fire mystery remains unsolved. But the remote yet possible cause – that a low-energy nuclear reaction (LENR) triggered the failure – just got more likely.

On Feb. 11, the Wall Street Journal reported that “investigators are examining whether the formation of microscopic structures known as dendrites inside the Boeing Co 787’s lithium-ion batteries played a role in twin incidents that prompted the fleet to be grounded nearly a month ago.”

In a July 16, 2010, document, Lewis Larsen, co-developer of the Widom-Larsen LENR theory, explained the possible relationship between lithium-ion battery fires, LENRs, and dendrites:

About 18 months ago, based on the W-L theory, [Allen Widom and I] conjectured that (a) LENRs might occur in high electric fields created by nanoscale lightning rod effects in discharge arcs (that is, electrical shorts) emanating from nm-to micron-scale lithium metal dendrites that grow inside Li-ion batteries and that (b) rapid (~10 -200 nanoseconds) multi-Watt heat-energy releases from nm to micron-scale LENR-active patches could provide a triggering mechanism for some subset of lithium-ion battery failures and fires. (Source document)

On Jan. 17, 2013, New Energy Times wrote “Are Nuclear Reactions Causing Boeing Dreamliner Battery Fires?” in which we explained the striking similarities between lithium-ion batteries and a conventional LENR experiment.

On Jan. 23, 2013, Larsen released another document on the potential relationship between LENRs and the recent lithium-ion battery fires.

On Feb. 7, Deborah A.P. Hersman, chairman of the National Transportation Safety Board, released a slide presentation that gave an update on the Jan 7, 2013, battery fire in the Japan Airlines B-787.

NTSB determined that the fire started in cell No. 6 of this unit within the JAL Boeing 787.


On Feb. 11, Larsen released a document with more details about LENRs as a possible trigger. He wrote that these rare lithium-ion battery fires include the conditions in which a LENR nano-fireball mechanism could serve as a proximate cause for runaway thermal events in these batteries.

Larsen’s July 16, 2010, slide presentation gives the basic concepts:

Here is what may actually be happening inside some subset of failing Li-ion batteries:

High electric fields in the vicinity of nanoscale dendrites create heavy-mass e* electrons, which then react with nearby protons, creating ultra-low-momentum (ULM) neutrons. ULM neutrons then capture on nearby lithium atoms in a LENR-l ithium reaction, causing micron-scale and smaller hot spots to occur on the surface of a Li dendrite.

Importantly, 5,000+ K temperatures inside a tiny LENR hot spot can vaporize an immediately adjacent volume of battery material into a tiny ball of hot plasma. Among other things, conductive ions in the hot plasma would start shorting out nearby battery microstructures.

Worse yet, such intense heat can liberate free oxygen from any nearby oxides (that is, Li2FePO4 found in battery cathodes); the oxygen then reacts with any lithium metal present, starting an internal oxygen-fueled lithium fire. If too many L ENR hot-spot events were to occur nearly simultaneously, it could trigger an unstoppable cascading runaway of exothermic chemical reactions that could damage or ruin a battery or entire battery pack through severe overheating.

In worst-case events, where Li-ion batteries explode, they would NOT be LENR explosions per se. An intense nanoscale nuclear energy release simply superheats a tiny region inside a battery which, in turn, triggers an escalating cascade of prosaic chemical oxidation reactions.

This situation is analogous to what happens when the sharp sound (acoustic energy) of a single gunshot can trigger a huge avalanche of snow that engulfs an entire side of a mountain. In this fashion (which might occur episodically), large multi-cell Li-ion battery packs used in vehicles could ignite and be destroyed by thermal fratricide.

Larsen’s Feb. 11, 2013, document provides additional perspective:

In my view, depending heavily on their exact location inside a battery and composition of nearby materials, … LENRs could serve as an extraordinarily hot match with local temperatures that are high enough to be capable of directly initiating even more exothermic metal-oxidation reactions that burn much hotter than a flammable electrolyte fire.

Unfortunately, such thermite-like pyrotechnic chemical reactions with metals can be nearly impossible to extinguish because they can generate their own oxygen through dissociation while an advancing flame front combusts battery materials that are inside a casing.

In my opinion, that’s where the safety danger lies with possible LENR-triggered thermal runaways. LENRs may be a rare Black Swan battery event, but a rather deadly one. Hence, on-board battery systems installed on human-passenger-carrying vehicles such as aircraft and submersibles should be designed with mitigation of this newly recognized type of safety risk.

[Feb. 16 News Update: Wall Street Journal reports “Airbus to Drop Lithium-Ion Batteries From Newest Jet” ]

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Larsen’s Feb. 11, 2013, document provides additional perspective:

Feb 022013
 

http://newenergytimes.com/v2/news/2013/Springer-Batteries-For-Sustainability.jpg
Feb. 2, 2013 – By Steven B. Krivit –

Lewis Larsen, co-developer of the Widom-Larsen low-energy nuclear reaction theory has released another document on the potential relationship between LENRs and the recent lithium-ion battery fires. (See New Energy Times article “Are Nuclear Reactions Causing Boeing Dreamliner Battery Fires?

“LENRs are potentially another mechanism for producing so-called field failures that can trigger catastrophic thermal runaway fires in lithium-based batteries,” Larsen wrote.

He cites chapter 9 by B. Barnett et al., “Lithium-ion Batteries, Safety” in the 2012 Springer book, “Batteries for Sustainability – Selected Entries from the Encyclopedia of Sustainability in Science and Technology,” Ralph J. Brodd, Editor, ISBN 978-1-4614-5791-6

Read or download Larsen’s document here.

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Jan 172013
 
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Boeing 787 Dreamliner at Boston’s Logan International Airport Jan. 14, 2013 (Photo: Brian Snyder, Reuters)

Jan. 17, 2013 – By Steven B. Krivit –

Boeing’s new 787 Dreamliners use high-capacity lithium-ion batteries. These batteries have materials similar to those used in the most common type of low-energy nuclear reaction experiment. Boeing is considering LENRs for future aerospace applications. On June 22 and 23, 2011, Boeing representatives met with NASA and the Federal Aviation Authority to discuss such applications. Will they meet again to consider the possible relationship between the battery fires and LENRs?

The Federal Aviation Administration grounded all U.S.-operated Boeing 787 Dreamliners on Wednesday as a result of unexplained lithium-ion aircraft battery fires. Two Boeing 787s have experienced battery fires in nine days. A battery fire occurred last week at Boston’s Logan International Airport, and another fire took place as an All Nippon Airways 787 flew over Japan this week.

What is a lithium-ion battery? It is an electrolytic device with a cathode, an anode, and an electrolyte comprising a lithium salt and materials that provide sources of hydrogen.

What is the most common type of low-energy nuclear reaction experiment? It is an electrolytic device with a cathode, an anode, and an electrolyte comprising a lithium salt and materials that provide sources of hydrogen.

LENRs are weak interactions and neutron-capture processes that occur in nanometer-to-micron-scale regions on surfaces in condensed matter at room temperature. Some researchers believe these reactions are caused by a “cold fusion” process; however, the reactions can be explained by conventional, though unexpected, nuclear physics.

Theorist Lewis G. Larsen has been watching the unexplained lithium-ion fires with interest, as shown by his July 16, 2010, slide presentation, but he declined to speak with New Energy Times on the matter.

In his slides, Larsen writes about how lithium metal dendrites, a type of fractal structure, can grow inside lithium-ion batteries, even when the batteries are not in use.

He writes that “such dendrites are well-known to sometimes short-out electrically, rapidly discharging current arcs into nearby battery structures, creating local physical damage.”

According to Larsen’s slides, a lithium-ion battery has all the ingredients for LENRs, and they are close to one another.

“If a violent electrical discharge from a dendrite tip suddenly produces high local electric fields,” Larsen wrote, “then e –> e* [a heavy electron is formed which provides the starting point for the nuclear reaction] and voila!”

Larsen and his co-author, Allan Widom, published a paper in 2006 in European Physical Journal C – Particles and Fields that depicted a lithium-based reaction chain that could lead to unusually high energy releases.

In his slides, Larsen mentions that there have been poorly understood catastrophic failures of lithium-ion batteries and battery-packs for many years. He cites a May 14, 2009, Hewlett-Packard recall of 70,000 laptop batteries for what the company called a “fire hazard.”

Larsen cites the Jan.1, 2008, ruling from the Department of Transportation for spare lithium-ion batteries in carry-on and checked baggage. He also cites the Toyota Prius that was owned by Central Electric Power Cooperative of Columbia, South Carolina, which was modified to use lithium-ion batteries. Larsen writes that it was destroyed by an unexplained fire during a routine test drive on June 7, 2008.

FAA Lithium-Ion Battery Fire Test

In a 2006 slide presentation, Harry Webster, with the Federal Aviation Administration at the William J. Hughes Technical Center at the Atlantic City International Airport, N,J., reported an April 1999 aircraft cargo fire in which a pallet of lithium primary batteries on a loading ramp was dropped and caught fire. Webster wrote that there was no external ignition source.

He reported another aircraft cargo incident in Memphis, Tenn. Baggage handlers smelled smoke coming from one of the cargo containers. As they off-loaded the container from the aircraft, the container burst into flames on the ramp.

New Energy Times asked Keith Holloway, a public affairs officer with the National Transportation Safety Board today, whether NTSB was looking into possible LENR-related issues with the lithium-ion battery incident that occurred on the Boeing 767 in Boston. Holloway said that the agency is still collecting information.

“We don’t know at this time because we are still gathering factual information,” he said. “We are not ruling out anything, nor are we highlighting anything in particular at this time. We are examining all the components that are involved.”

New Energy Times asked Holloway whether NTSB had done any investigations into any incidents with lithium-ion battery fires. He said that, in 2006, an incident occurred with a UPS freight aircraft in Philadelphia.

The NTSB report said that “the flight crew members sustained minor injuries, and the airplane and most of the cargo were destroyed by fire after landing.”

New Energy Times asked Lori Gunter, a public affairs officer with Boeing today, whether Boeing was looking into possible LENR-related issues with the Boston lithium-ion battery incident.

“That is something I cannot answer,” Gunter said. “The specific events are under investigation by regulatory authorities; we’re a party to that investigation, and that means we cannot discuss specific details about the investigation.”

Gunter said that NTSB is the investigating authority for the event in Boston and the Japan Transport Safety Board is the investigating authority for the event in Japan.

On Aug. 3, 2012, New Energy Times wrote a news story on a research report “Subsonic Ultra Green Aircraft Research Phase-II: N+4 Advanced Concept Development,” written by Marty K. Bradley and Christopher K. Droney of Boeing Research and Technology and prepared for NASA Langley Research Center.

 

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Jan 152013
 

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Jan. 15, 2013 – By Steven B. Krivit –

Daniele Passerini, a clerk for a local municipality in Italy who published the 22 Passi d’Amore blog (22 Steps of Love) in his spare time, has stopped blogging.

Passerini was the driving force in Italy that promoted Andrea Rossi and his Energy Catalyzer hoax. Worldwide, Passerini’s promotion of Rossi, a convicted white-collar criminal with a string of failed energy ventures, was second only to that of Mats Lewan of the Swedish technology magazine Ny Teknik.

Yesterday, Passerini posted a notice titled “Ad Maiora” (“on to greater things”). He wrote that he needed to devote more time to his family and thus would be stopping his blogging, at least for the foreseeable future.

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English Translation:
I’ve done all I could for months to be able to manage my blog, only to finally find myself in the typical situation where nobody is happy – both here on the web as much as in real life – as always happens when one tries to mediate between evidently incompatible parties. I’m not able to commit time and energy to [my] blog anymore, if at the same time I’m not able anymore to support my partner and her son, [and] if at the same time I’m not able to give due care to my daughter and my parents anymore. When it rains, it pours: because a few years ago I wanted to lend a hand to a friend in a difficult situation (read: bank guaranty) I ended up finding myself in a difficult situation, at the worst moment it could have happened (read: Murphy’s law).

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His announcement comes exactly two years after Rossi’s first press conference, which Passerini reported in real-time through text updates on his blog. Yesterday, Passerini wrote that he still believes in Rossi. Continue reading »

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