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  2. Total dissolved solids - Wikipedia

    en.wikipedia.org/wiki/Total_dissolved_solids

    TDS = k e EC. where TDS is expressed in mg/L and EC is the electrical conductivity in microsiemens per centimeter at 25 °C. The conversion factor k e varies between 0.55 and 0.8. [5] Some TDS meters use an electrical conductivity measurement to the ppm using the above formula. Regarding units, 1 ppm indicates 1 mg of dissolved solids per 1,000 ...

  3. Thermal desorption spectroscopy - Wikipedia

    en.wikipedia.org/wiki/Thermal_desorption...

    Temperature programmed desorption (TPD) is the method of observing desorbed molecules from a surface when the surface temperature is increased. When experiments are performed using well-defined surfaces of single-crystalline samples in a continuously pumped ultra-high vacuum (UHV) chamber, then this experimental technique is often also referred to as thermal desorption spectroscopy or thermal ...

  4. File:LD 24 - 2024.pdf - Wikipedia

    en.wikipedia.org/wiki/File:LD_24_-_2024.pdf

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  5. BMW M51 - Wikipedia

    en.wikipedia.org/wiki/BMW_M51

    Some engine variants have an intercooler in addition to the turbocharger, they can be identified by the tds. [2] The M51 is an engine made of cast iron, it has one chain driven overhead camshaft [4] and two valves per cylinder. [2] [4] Compared to the M21 the M51 now has tappets and a hydraulic valve lash adjustment. [2]

  6. Terahertz time-domain spectroscopy - Wikipedia

    en.wikipedia.org/wiki/Terahertz_time-domain...

    Typical pulse as measured with THz-TDS. In physics, terahertz time-domain spectroscopy (THz-TDS) is a spectroscopic technique in which the properties of matter are probed with short pulses of terahertz radiation. The generation and detection scheme is sensitive to the sample's effect on both the amplitude and the phase of the terahertz radiation.

  7. File:EUDR 2014-25.pdf - Wikipedia

    en.wikipedia.org/wiki/File:EUDR_2014-25.pdf

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  8. Trump derangement syndrome - Wikipedia

    en.wikipedia.org/wiki/Trump_derangement_syndrome

    Trump derangement syndrome (TDS) is a pejorative term, usually for criticism or negative reactions to President Donald Trump that are perceived to be irrational and to have little regard for Trump's actual policy positions, or actions undertaken by his administration. [1]

  9. 2024 Clemson Tigers football team - Wikipedia

    en.wikipedia.org/wiki/2024_Clemson_Tigers...

    Download as PDF; Printable version; In other projects ... 25: 24 Total yards: 440: 523 Rushing yards: 183: ... 255 yards, 4 TDs, 1 INT Rushing: Phil Mafah: 10 carries ...