โฟตอน(foh-dton)
Meanings
1NounC1
photon (light quantum)
A photon; the quantum of electromagnetic radiation that carries energy and momentum but has no rest mass, traveling at the speed of light in a vacuum.
Examples
โฟตอนfoh-dtonโฟตอนfoh-dtonphoton (light quantum)เป็นbpenเป็นbpen1[to] know how; be able to (skill)2[to] have; suffer from; be in (a condition)3to be (identity/category/state)4to becomeอนุภาคà-nú-pâakอนุภาคà-nú-pâak1particle (physics/general)2grammatical particleของkŏngของkŏng1of; belonging to2property; goods3thing; item; stuffแสงsăengแสงsăeng1light2ray; beamที่têeที่têe1at; in; to (a place)2classifier: places; seats; individual servings3when; the time that (time marker)4place; spot; seat; space5ordinal marker6that/which/who (relative marker)ไม่มีmâi meeไม่มีmâi mee1[reply] we don't have it; out of stock2there is/are not; does/do not exist3to not have; lackมวลmuuanมวลmuuan1a mass; multitude2mass (physics)3all; entire; wholeนิ่งnìngนิ่งnìng1[to] be still; stay still2calm; composed; unflustered3still; motionlessแต่dtàeแต่dtàe1but; however (contrast)2from; since (starting point)3only; just (restriction)พลังงานpá-lang ngaanพลังงานpá-lang ngaan1energy (physics)2energy (power supply; fuel)3vitality; vigorและláeและláeand (coordinating)โมเมนตัมmo-men-dtamโมเมนตัมmo-men-dtam1momentum (physics)2driving force; ongoing impetus3momentum (finance/marketing)ของมันkŏng manของมันkŏng manits; belonging to it; his / hers (derogatory or very informal)ส่งผลให้sòng pŏn hâiส่งผลให้sòng pŏn hâi[to] result in; cause; lead toเกิดgèrtเกิดgèrt1to happen; occur; arise2(colloq.) if it happens that; unexpectedly3to be born4born (indicating birthplace/time)แรงกดraeng gòtแรงกดraeng gòtpressing force; downward pushรังสีrang-sĕeรังสีrang-sĕe1ray; beam2radiation; radiant energyได้dâiได้dâi1[to] manage to; succeed in2[to] get; obtain; receive3actualized-action marker4can; [to] be able to; may5okay; sure; agreed
A photon is a particle of light with no rest mass, yet its energy and momentum can produce radiation pressure.
3 more examplesShow less
ในnaiสุญญากาศsŭn-yaa-gàatโฟตอนfoh-dtonจะjàเคลื่อนที่klêuuan têeด้วยdûuayความเร็วkwaam reoแสงsăengเสมอsà-mĕrทำtamให้สัญญาhâi săn-yaaณnáจากjàakดวงดาวduuang daaoใช้เวลาchái way-laaนานnaanกว่าจะgwàa jàมาถึงmaa tŭengเราrao
In a vacuum, photons always travel at the speed of light, causing signals from stars to take a long time to reach us.
นักฟิสิกส์nák fí-sìkอธิบายà-tí-baaiว่าwâaพลังงานpá-lang ngaanของkŏngโฟตอนfoh-dtonขึ้นกับkêun gàpความถี่kwaam tèeของkŏngคลื่นแม่เหล็กไฟฟ้าklêun mâe lèk fai fáaจึงjeungทำให้tam hâiแสงสีsăeng sĕeต่างdtàangๆ-มีmeeพลังงานpá-lang ngaanไม่เท่ากันmâi tâo gan
Physicists explain that a photon's energy depends on the frequency of electromagnetic waves, so different colors of light have different energies.
แม้máeโฟตอนfoh-dtonจะjàไร้ráiมวลmuuanนิ่งnìngแต่dtàeมันmanถือโมเมนตัมtĕu moh-men-dtamและláeถ่ายทอดtàai tôtพลังงานpá-lang ngaanผ่านpàanปฏิสัมพันธ์bpà-dtì-săm-panกับgàpสสารsà-săanซึ่งsêungเป็นbpenรากฐานrâak tăanของkŏngปรากฏการณ์bpraa-gòt-gaanเช่นchênโฟโตอิเล็กทริกfoh-dtoh-ì-lék-trìk
Although photons have no rest mass, they carry momentum and transfer energy through interactions with matter, underpinning phenomena such as the photoelectric effect.
Word Breakdown
+
โฟตอนfoh-dtonโฟตอนfoh-dtonphoton (light quantum)