សិល្បៈ
សម្រស់ និង សុខុមាលភាព
សិប្បកម្ម
វប្បធម៌ និង ប្រវត្តិសាស្ត្រ
ការកម្សាន្ត
បរិស្ថាន
ម្ហូប និង ភេសជ្ជៈ
វិស្វកម្មបញ្ច្រាស
វិទ្យាសាស្ត្រ
កីឡា
បច្ចេកវិទ្យា
ប្រដាប់ដែលស្លៀក

ឧស្សាហកម្ម

418 ប្លង់មាន

ប្លង់ (418)

Precipitated Silver: Silver Chloride Reduced by Zinc in Acidulated Water (Thorpe 1913)

Precipitated Silver: Silver Chloride Reduced by Zinc in Acidulated Water (Thorpe 1913)

ដោយ CharlieDE

កាបូនិក

3
0
0
0
0
0
Fired Silver Paint: Silver Oxide and Flux in Purified Dextrin and Water (Gray, Erie Resistor 1954, Ex. 3)

Fired Silver Paint: Silver Oxide and Flux in Purified Dextrin and Water (Gray, Erie Resistor 1954, Ex. 3)

ដោយ EdFI

អេឡិចត្រូនិក

5
0
0
0
0
0
Dextrin: Starch Moistened with Dilute Nitric Acid and Heated at 110-120 °C (Payen, in Thorpe 1912)

Dextrin: Starch Moistened with Dilute Nitric Acid and Heated at 110-120 °C (Payen, in Thorpe 1912)

ដោយ CharlieDE

កាបូនិក

4
0
0
0
0
0
Fired Silver Paint: Silver Oxide Paint with Silver Nitrate Added Just Before Use (Gray, Erie Resistor 1954, Ex. 5)

Fired Silver Paint: Silver Oxide Paint with Silver Nitrate Added Just Before Use (Gray, Erie Resistor 1954, Ex. 5)

ដោយ EdFI

អេឡិចត្រូនិក

5
0
0
0
0
0
Fired Silver Paint: Silver Oxide and Flux in Polyvinyl Alcohol and Water (Gray, Erie Resistor 1954, Ex. 2)

Fired Silver Paint: Silver Oxide and Flux in Polyvinyl Alcohol and Water (Gray, Erie Resistor 1954, Ex. 2)

ដោយ EdFI

អេឡិចត្រូនិក

4
0
0
0
0
0
Silver Oxide: Silver Nitrate Precipitated with Solution of Potassa (USP 1870)

Silver Oxide: Silver Nitrate Precipitated with Solution of Potassa (USP 1870)

ដោយ CharlieDE

កាបូនិក

8
0
0
0
0
0
Ferrite Toroid Core: Nickel-Zinc Ferrite Given a Further Oxygen Treatment (Snoek 1948, Ex. IV)
គ្រោះថ្នាក់

Ferrite Toroid Core: Nickel-Zinc Ferrite Given a Further Oxygen Treatment (Snoek 1948, Ex. IV)

ដោយ CharlieDE

កាបូនិក

6
0
0
0
0
0
Ferrite Toroid Core: Magnesium-Zinc Ferrite Reheated 18 h at 1000 °C and 20 h at 750 °C (Snoek 1948, Ex. III)

Ferrite Toroid Core: Magnesium-Zinc Ferrite Reheated 18 h at 1000 °C and 20 h at 750 °C (Snoek 1948, Ex. III)

ដោយ CharlieDE

កាបូនិក

3
0
0
0
0
0
Ferrite Toroid Core: Wet-Process Copper-Zinc Ferrite with a Stepped Anneal Down to 310 °C (Snoek 1948)

Ferrite Toroid Core: Wet-Process Copper-Zinc Ferrite with a Stepped Anneal Down to 310 °C (Snoek 1948)

ដោយ CharlieDE

កាបូនិក

3
0
0
0
0
0
Ferrite Toroid Core: Copper-Zinc Ferrite by the Wet Process, Precipitated with Caustic Soda (Snoek 1948)

Ferrite Toroid Core: Copper-Zinc Ferrite by the Wet Process, Precipitated with Caustic Soda (Snoek 1948)

ដោយ CharlieDE

កាបូនិក

6
0
0
0
0
0
Ferrite Toroid Core: Copper-Cadmium Ferrite, 200-Hour Grind, 1000 °C in Oxygen (Snoek 1948, Ex. I)
គ្រោះថ្នាក់

Ferrite Toroid Core: Copper-Cadmium Ferrite, 200-Hour Grind, 1000 °C in Oxygen (Snoek 1948, Ex. I)

ដោយ CharlieDE

កាបូនិក

5
0
0
0
0
0
Cadmium Oxide: Cadmium Heated in a Current of Oxygen (Thorpe 1912)
គ្រោះថ្នាក់

Cadmium Oxide: Cadmium Heated in a Current of Oxygen (Thorpe 1912)

ដោយ CharlieDE

កាបូនិក

4
0
0
0
0
0
Ferric Nitrate: Scrap Iron Dissolved in Concentrated Nitric Acid (Thorpe 1912)
គ្រោះថ្នាក់

Ferric Nitrate: Scrap Iron Dissolved in Concentrated Nitric Acid (Thorpe 1912)

ដោយ CharlieDE

កាបូនិក

4
0
0
0
0
0
Neodymium Magnets, Sample 25: 78Fe-10B-12Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 25: 78Fe-10B-12Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

4
0
0
0
0
0
Neodymium Magnets, Sample 23: 67Fe-8B-25Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 23: 67Fe-8B-25Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

6
0
0
0
0
0
Neodymium Magnets, Sample 22: 73Fe-8B-19Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 22: 73Fe-8B-19Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

7
0
0
0
0
0
Neodymium Magnets, Sample 16: 53Fe-17B-30Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 16: 53Fe-17B-30Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

5
0
0
0
0
0
Neodymium Magnets, Sample 15: 63Fe-17B-20Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 15: 63Fe-17B-20Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

5
0
0
0
0
0
Neodymium Magnets, Sample 14: 70Fe-17B-13Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 14: 70Fe-17B-13Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

7
0
0
0
0
0
Neodymium Magnets, Sample 12: 55Fe-30B-15Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 12: 55Fe-30B-15Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

5
0
0
0
0
0
Neodymium Magnets, Sample 11: 62Fe-23B-15Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 11: 62Fe-23B-15Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

5
0
0
0
0
0
Neodymium Magnets, Sample 10: 68Fe-17B-15Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 10: 68Fe-17B-15Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

7
0
0
0
0
0
Neodymium Magnets, Sample 9: 73Fe-12B-15Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 9: 73Fe-12B-15Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

6
0
0
0
0
0
Neodymium Magnets, Sample 3: 82Fe-3B-15Nd Sintered (Sagawa 1988)

Neodymium Magnets, Sample 3: 82Fe-3B-15Nd Sintered (Sagawa 1988)

ដោយ ForgeNO

ការធ្វើការលោហៈ

8
0
0
0
0
0
បង្ហាញ 24 ក្នុងចំណោម 418