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by Ravi Karumanchiri
10 Jan 2019 00:53
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive Technologies List

The Markforged Metal Printers are unique in their approach. A part design is first enlarged by about 20%, and the part is printed using a variety of metal powders which are coated with polymers. The oversized part is then printed very quickly, and processed to remove the plastic, and finally run-th...
by Ravi Karumanchiri
09 Jan 2019 23:59
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive Technologies List





^^^^^^^^^^^^
Any further development track for Kaveri engines is a dead-end, unless it leverages AM and CMCs.
by Ravi Karumanchiri
09 Jan 2019 21:04
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive Technologies List

The US and China are in a quantum arms race that will transform warfare Radar that can spot stealth aircraft and other quantum innovations could give their militaries a strategic edge. by Martin Giles January 3, 2019 <snip> Stealth spotter How quickly quantum advances will influence military power ...
by Ravi Karumanchiri
08 Jan 2019 01:47
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

Last night's 60 Minutes program from CBS in the US, was about an American inventor (with patents, of course), who is using an electron accelerator to 'smash' biomass (agricultural residues), probably in an oxygen-free environment so it doesn't combust. He is then processing the resulting material u...
by Ravi Karumanchiri
08 Jan 2019 01:33
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive Technologies List

^^^^^^^^^ Even bigger advances are just coming withing grasp, when we combine a number of these disruptive technologies to create absolutely novel products. Precision robotics and additive manufacturing are speeding-up the adoption of new materials; most promisingly, 'Ceramic Matrix Composites' whic...
by Ravi Karumanchiri
08 Jan 2019 01:18
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive technologies List

3-D printing ^^^^^^^^^^^ We call it 'Additive Manufacturing". According to ASTM there are currently 7 or so 'AM' technologies in use commercially; but everyone knows there are many more in labs, soon to be seen on the trade show floors. This is definitely a very "disruptive advance" ...
by Ravi Karumanchiri
08 Jan 2019 01:00
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive Technologies List

Scientists discover how to harness the power of quantum spookiness by entangling clouds of atoms April 26, 2018 2.13pm EDT <snip> While entanglement may sound wacky, experiments have been able to show that it exists for many years now. It also has the potential to be exceptionally useful – particle...
by Ravi Karumanchiri
07 Jan 2019 21:34
Forum: Military Issues & History Forum
Topic: Disruptive Technologies List
Replies: 19
Views: 1578

Re: Disruptive Technologies List

nJ23gUjyBo0 g9NAUPbqAvE cID4fKraWkE ^^^^^^^ As I understand it, "Spintronics" are a bridging technology to practical quantum devices. Most press attention has been on "quantum computing" but the application of the technology is explained in overly superficial terms, so much so t...
by Ravi Karumanchiri
28 Dec 2018 23:18
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

If Rakshaks spent just one tenth of their time learning about (or ideally engineering-installing) renewable sources of energy; as they do learning about (and engineering and building) weapons systems; India would have many fewer worries, to say the least. I'm not advocating the conversion of all swo...
by Ravi Karumanchiri
20 Dec 2018 22:18
Forum: Technology & Economic Forum
Topic: Indian Economy News & Discussion - Nov 27 2017
Replies: 2635
Views: 424005

Re: Indian Economy News & Discussion - Nov 27 2017

Cross-posting this from earlier in the Geopolitics/Geoeconomics Thread... How Britain stole $45 trillion from India And lied about it. Jason Hickelby Jason Hickel 14 Dec 2018 There is a story that is commonly told in Britain that the colonisation of India - as horrible as it may have been - was not...
by Ravi Karumanchiri
20 Dec 2018 12:58
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

(How did we miss this?.....) India’s first Cellulosic Alcohol Technology Demonstration Plant to be inaugurated http://www.dbtindia.nic.in/wp-content/uploads/Curtain-Raiser_2-604x270.jpg ....... <SNIP> However, the 2G-ethanol alcohol production technologies have struggled world-wide to be economicall...
by Ravi Karumanchiri
16 Dec 2018 10:53
Forum: Strategic Issues & International Relations Forum
Topic: Geopolitics/Geoeconomics Thread- June 2015
Replies: 721
Views: 98071

Re: Geopolitics/Geoeconomics Thread- June 2015

How Britain stole $45 trillion from India And lied about it. Jason Hickelby Jason Hickel 14 Dec 2018 There is a story that is commonly told in Britain that the colonisation of India - as horrible as it may have been - was not of any major economic benefit to Britain itself. If anything, the adminis...
by Ravi Karumanchiri
14 Dec 2018 07:58
Forum: Trash Can Archive
Topic: Indian Missiles News & Discussions - May 2017
Replies: 5115
Views: 985895

Re: Indian Missiles News & Discussions - May 2017

Singha wrote:......<snip>........ rabinder singh ji must have changed his name and lives openly in virginia or such colonies of escaped agents.


Rabinder Singh is supposedly dead.
by Ravi Karumanchiri
14 Dec 2018 00:42
Forum: Strategic Issues & International Relations Forum
Topic: Christianity, Evangelism & its geopolitical impact
Replies: 727
Views: 45102

Re: Christianity, Evangelism & its geopolitical impact

John Chau’s Death on North Sentinel Island Roils the Missionary World By Eliza Griswold December 8, 2018 John Chau, a twenty-six-year-old American missionary, was killed last month on North Sentinel Island, seven hundred miles off the coast of mainland India. Chau was part of a community of people ...
by Ravi Karumanchiri
12 Dec 2018 10:27
Forum: Strategic Issues & International Relations Forum
Topic: Wikipedia donations
Replies: 5
Views: 971

Re: Wikipedia donations

Much as I might support the sentiment; I've gotta counsel... I don't think denying WikiPedia donations will obtain the result sought. The way to approach this, is to become a topic moderator for the topics where this has happened; and wage that battle in prose, backed with fact. Try to understand th...
by Ravi Karumanchiri
08 Dec 2018 02:35
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

^^^^^^^ Oh, I get it now: When I first read about this (too quickly), I thought they were using high-temperature silicone liquids (which are made of silicon-based polymers, essentially chains of silicon and oxygen). Now I understand, they're actually using elemental silicon (not silicone), and dopin...
by Ravi Karumanchiri
07 Dec 2018 02:14
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

^^^^^^^^ What you are referring to is called "Concentrating Solar Power" (CSP). The idea being, many mirrors concentrated on a point where a heat storage medium picks-up the heat, for later conversion into electricity. This way, a CSP station can collect solar heat energy (which is a large...
by Ravi Karumanchiri
06 Dec 2018 21:18
Forum: Strategic Issues & International Relations Forum
Topic: Neutering & Defanging Chinese Threat (15-11-2017)
Replies: 2614
Views: 336423

Re: Neutering & Defanging Chinese Threat (15-11-2017)

^^^^^^^^ "It fits with how the Chinese intelligence services think about things. It's all very long range," TRANSLATION..... While singing our own praises and imagineering a 'New American Century' built on 'Total Situational Awareness" and full-spectrum domination......... How can we ...
by Ravi Karumanchiri
06 Dec 2018 02:37
Forum: Strategic Issues & International Relations Forum
Topic: Understanding the US - Again
Replies: 2245
Views: 196276

Re: Understanding the US - Again

Ravi, BO tried very hard to create a confrontation with Russia via Ukraine to justify transfer of funds to MIC. Recall Vicky Nooland, Sochi Olympics no show etc. This is folly to get into a slug fest with the Russians as they have the nooks and return to the Cold War.... <snip> I wasn't trying to c...
by Ravi Karumanchiri
05 Dec 2018 19:18
Forum: Strategic Issues & International Relations Forum
Topic: Understanding the US - Again
Replies: 2245
Views: 196276

Re: Understanding the US - Again

IMO there's not a lot of "Understanding the US" going on in this thread. Some people write things here, and they often go too far and one cannot reasonably tell when they're being facetious or sarcastic, or when they actually believe the bunk they are typing. Truly. Perhaps this is done in...
by Ravi Karumanchiri
26 Nov 2018 02:01
Forum: Strategic Issues & International Relations Forum
Topic: Christianity, Evangelism & its geopolitical impact
Replies: 727
Views: 45102

Re: Christianity, Evangelism & its geopolitical impact

While reading a WaPo article about this whole mess with Chau on Sentinel Island, I came across a comment that included a quote (I've heard before) and would like to share... "When the missionaries came to Africa they had the Bible and we had the land. They said 'Let us pray.' We closed our eyes...
by Ravi Karumanchiri
23 Nov 2018 12:51
Forum: Strategic Issues & International Relations Forum
Topic: Christianity, Evangelism & its geopolitical impact
Replies: 727
Views: 45102

Re: Christianity, Evangelism & its geopolitical impact

Cut off from the world, India’s North Sentinal Island remains a mystery Tim Sullivan New Delhi The Associated Press Published November 22, 2018 Survival International, an organization that works for the rights of tribal people, said Chau may have been encouraged by recent changes to Indian rules ab...
by Ravi Karumanchiri
22 Nov 2018 05:04
Forum: Military Issues & History Forum
Topic: International Naval News & Discussion
Replies: 3271
Views: 409173

Re: International Naval News & Discussion - Canadian Navy

Legal challenge filed over high-stakes competition to design $60B warships By Lee BerthiaumeThe Canadian Press Wed., Nov. 21, 2018 OTTAWA—The $60-billion effort to build new warships for Canada’s navy has hit another snag, this time in the form of a legal challenge by one of three companies in the ...
by Ravi Karumanchiri
21 Nov 2018 23:53
Forum: Strategic Issues & International Relations Forum
Topic: Internal Security Watch
Replies: 4109
Views: 347220

Re: Internal Security Watch

^One less idiot. However this idiot missionary's body is toxic as well for the tribe. I just hope the sentinelese survive this. ^^^^^^^ You're absolutely correct about that. Just exposure to his corpse, could be disaster for everyone on that island.' When I read that they had made physical contact ...
by Ravi Karumanchiri
21 Nov 2018 23:45
Forum: Strategic Issues & International Relations Forum
Topic: Internal Security Watch
Replies: 4109
Views: 347220

Re: Internal Security Watch

^^^^^^^^^Further coverage in NYT^^^^^^^^^^^ (includes more details) American Is Killed by Bow and Arrow on Remote Indian Island NEW DELHI — John Allen Chau had to know that what he was about to do was extremely dangerous. <SNIP> Fishermen warned him not to go. Few outsiders had ever been there. And ...
by Ravi Karumanchiri
21 Nov 2018 17:24
Forum: Strategic Issues & International Relations Forum
Topic: Internal Security Watch
Replies: 4109
Views: 347220

Re: Internal Security Watch

I don't know where else to post this, but..... US tourist 'killed' by arrow-shooting Andaman island tribesmen John Allen Chau, 27, was killed by bows and arrows as he canoed to the beach of isolated North Sentinel Island. A United States tourist is believed to have been killed by an isolated Indian ...
by Ravi Karumanchiri
14 Nov 2018 01:45
Forum: Strategic Issues & International Relations Forum
Topic: Understanding the US - Again
Replies: 2245
Views: 196276

Re: Understanding the US - Again

Megachurch pastor tells church to stop going to yoga, because of its 'demonic roots' USA Today NetworkAlissa Zhu, Springfield News-Leader Published 11:33 a.m. ET Nov. 12, 2018 | Updated 1:49 p.m. ET Nov. 13, 2018 SPRINGFIELD, Mo. — A pastor of an Assemblies of God megachurch recently took aim at yo...
by Ravi Karumanchiri
01 Nov 2018 22:34
Forum: Strategic Issues & International Relations Forum
Topic: Understanding the US - Again
Replies: 2245
Views: 196276

Re: Understanding the US - Again

In U.S.-India Trade, Trump Sees Only Harley-Davidson <SNIP> Yet Mr. Trump has voiced little interest in such policy questions or the rounds of negotiations that have kept the two countries from an all-out trade war. Instead, he has been publicly riveted by one small pawn in the game: India’s tariff...
by Ravi Karumanchiri
18 Oct 2018 12:57
Forum: Military Issues & History Forum
Topic: International Aerospace Discussion - Jan 2018
Replies: 758
Views: 91472

Re: International Aerospace Discussion - Jan 2018

Exposed by Michael: Climate Threat to Warplanes at Coastal Bases By Dave Philipps Oct. 17, 2018 When Hurricane Michael wrecked much of Tyndall Air Force Base near Panama City, Fla., last week, the storm exposed a significant military vulnerability. The base’s F-22 stealth fighter jets may be unmatc...
by Ravi Karumanchiri
17 Oct 2018 00:31
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

New material raises hopes for cheap renewable energy storage Ivan Semeniuk Science Reporter Published March 24, 2016 Updated May 16, 2018 https://www.theglobeandmail.com/resizer/EiTBl7jlkwqEarTKiv86YIZIGRE=/1200x0/filters:quality(80)/arc-anglerfish-tgam-prod-tgam.s3.amazonaws.com/public/YWGPGCT375C...
by Ravi Karumanchiri
16 Oct 2018 07:15
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 314
Views: 31447

Re: Renewable Sources of Energy

Stacking concrete blocks is a surprisingly efficient way to store energy By Akshat Rathi in Switzerland August 18, 2018 mmrwdTGZxGk <SNIP> About 96% of the world’s energy-storage capacity comes in the form of one technology: pumped hydro. Whenever generation exceeds demand, the excess electricity i...
by Ravi Karumanchiri
16 Oct 2018 04:26
Forum: Military Issues & History Forum
Topic: International Aerospace Discussion - Jan 2018
Replies: 758
Views: 91472

Re: International Aerospace Discussion - Jan 2018

Cyber Tests Showed 'Nearly All' New Pentagon Weapons Vulnerable To Attack, GAO Says October 9, 20185:14 PM ET [READ THE GAO REPORT HERE] Passwords that took seconds to guess, or were never changed from their factory settings. Cyber vulnerabilities that were known, but never fixed. Those are two com...
by Ravi Karumanchiri
15 Oct 2018 20:20
Forum: Military Issues & History Forum
Topic: International Aerospace Discussion - Jan 2018
Replies: 758
Views: 91472

Re: International Aerospace Discussion - Jan 2018

The Pentagon's Weapons Are 'Easily Hacked' With 'Basic Tools' A new government report reveals that it took hackers just one hour to gain access to a weapon system, and the Pentagon didn't change the default password on "multiple" systems. America’s newest weapon systems—the F-35 jet, miss...
by Ravi Karumanchiri
13 Oct 2018 01:22
Forum: Strategic Issues & International Relations Forum
Topic: Understanding the US - Again
Replies: 2245
Views: 196276

Re: Understanding the US - Again

Just when I thought that DJT couldn't possibly debase the USA's institutions any further; after having installed FFFFF Bart Kavanaugh to the SCOTUS...

.... he has an Oval Office sit-down with Kanye.
https://www.c-span.org/video/?452879-1/ ... val-office
:eek:
by Ravi Karumanchiri
12 Oct 2018 04:39
Forum: Strategic Issues & International Relations Forum
Topic: Pakistani Role in Global Terrorism
Replies: 1880
Views: 176926

Re: Pakistani Role in Global Terrorism

The Billion Dollar Criminal A year-long operation by law enforcers in five countries to bring down the world's most wanted money launderer. 04 Oct 2018 09:15 GMT Mexico, Crime, Taliban, Pakistan, Al-Qaeda Altaf Khanani is a wanted man. He leads a syndicate that launders billions of dollars for the ...
by Ravi Karumanchiri
09 Oct 2018 01:01
Forum: Military Issues & History Forum
Topic: CAATSA...An Oxymoron?
Replies: 544
Views: 44938

Re: CAATSA...An Oxymoron?

Why do countries want to buy the Russian S-400?

The system is an upgrade to the S-300, which Syria recently purchased, with potential clients such as India and Turkey.
by Yarno Ritzen
by Ravi Karumanchiri
05 Oct 2018 02:03
Forum: Military Issues & History Forum
Topic: CAATSA...An Oxymoron?
Replies: 544
Views: 44938

CAATSA...? (Shooting one's self in one's own cowboy-booted foot.)

^^^^^^^^^^^^^^^^^^^^^^^^ The bigger picture makes this clear: They can't sell the F35 to any operator of the S400, because that would give too much opportunity for the S400s/(and so, the Russians), to compile a multi-aspect "radar signature library", thus compromising its stealth. This pro...
by Ravi Karumanchiri
04 Oct 2018 04:03
Forum: Strategic Issues & International Relations Forum
Topic: Understanding the US - Again
Replies: 2245
Views: 196276

Re: Understanding the US - Again

The origin myth of DJT has been busted. The president has long sold himself as a self-made billionaire, but a Times investigation found that he received at least $413 million in today’s dollars from his father’s real estate empire, much of it through tax dodges in the 1990s. By DAVID BARSTOW, SUSAN...
by Ravi Karumanchiri
30 Sep 2018 22:38
Forum: Strategic Issues & International Relations Forum
Topic: Deterrence
Replies: 4675
Views: 291674

Re: Deterrence

^^^^^^^^^ Your link is broken (because it includes your logged-in session routing, not available to anyone else). I think you meant to link-to this....


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