Passive Heat Transfer Enhancement of a Double Pipe Heat Exchanger http://127.0.0.1/xmlui/handle/123456789/17847 Mon, 05 Oct 2026 04:01:09 GMT 2026-10-05T04:01:09Z Passive Heat Transfer Enhancement of a Double Pipe Heat Exchanger http://127.0.0.1/xmlui/handle/123456789/17848 Passive Heat Transfer Enhancement of a Double Pipe Heat Exchanger Kumar, Jitendra Wed, 01 Jul 2026 00:00:00 GMT http://127.0.0.1/xmlui/handle/123456789/17848 2026-07-01T00:00:00Z