Graphite laika, n-nan ai carbon{0}} hpe madung tawn ai laika buk gaw, electronics, thermal hpe hparan ai lam, n-gun nnan ni hta jai lang na myit mada lam ni hpe madun dan ai, dai gaw wan hte nbung n-gun n-gun n law ai majaw re. Raitim, shi a hkyen lajang ai lam gaw, process parameters ni hpe grai tsaw ai hku hkang lu na matu ra ai, ahkyak ai ladat ni hpe chye na hkra galaw na matu gaw, ngang grin ai bungli galaw lu na matu ahkyak nga ai.
Raw material lata ai lam hte pretreatment gaw madung lahkam ni rai nga ai. Hpa majaw nga yang, n san seng ai lam ni hpe koi lu na matu, 99% jan san seng ai. Pretreatment stage laman, graphite hpe graphite a lapran na n-gun n-gun ni hpe hpaw na matu, lapran na agent (sulfuric acid (sh) nitric acid zawn re ai) hte oxidized byin ai. Ndai lahkam hta, shada da shaga hkat ai tsi mawan ni a n-gun, n-gun n-gun, n-gun n-gun hpe hkrak hkrak hkang ra ai- a matu hkrak hkrak hkang zing ra ai, n-gun rawng ai sulfuric acid hte graphite a ratio gaw 3:1 kaw nna 5:1 du hkra rai nna, n-gun grai law ai majaw byin pru wa ai n-gun n-gun hpe 0–5℃lapran hta n-gun n-gun hpe n-gun jaw ra ai.
Exfoliation hte sumla hkrung galaw ai ladat ni gaw graphite laika buk a microstructure hpe hkrak hkra hkra machyi shangun ai. Masha law malawng lang ai ladat ni hta, jak rung kaw na pru wa ai lam hte tsi mawan ni hpe n-gun jaw ai lam (CVD) ni lawm ai. Mechanical exfoliation hta, shada da shingdaw ai graphite hpe langai (sh) loi mi sha n-gun n rawng ai-} n law ai ball milling (sh) ultrasonic bra ayai ai lam hpe lang ai. Dai hpang, vacuum filtration (sh) calendar hku nna, laika pa- zawn re ai hkrang langai mi de hpaw hpang wa ai. Ndai lam hpe galaw ai shaloi, garan ginhka ai wa a amyu hte myit maju jung ai lam (N{7}}methylpyrlidone zawn re ai) hpe n-gun n rawng hkra galaw ra ai. CVD gaw, methane zawn re ai carbon source hpe lang nna, n-gun kaba ai-} n-gun n-gun hpe n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-rawng ai hku nna, metal substrate langai mi hta graphene hpe shapraw ai. Dai hpang graphene hpe target substrate de htawt bang ai. Rawt jat galu kaba wa ai lam hte langai sha re ai lam hpe hkang lu na matu yak hkak ai lam ni nga ai, nbung laru hpe 800–1000℃hta n-gun jaw ra ai.
Post{0}} hpe galaw ai lam hte sut masa lam ni hpe hkang ai lam mung ahkyak nga ai. Pressing gaw graphite laika a density hte thermal conductivity hpe grai kaja hkra galaw ya lu ai. 2000–3000℃lu ai, n-gun hpe 5–10 MPa hta hkang ai. Grai n-gun grai ja ai majaw, loi loi hte n-gun yawm mat chye ai. Dai hta n-ga, ntsa lam bungli galaw ai lam ( polymer (sh) metal coating zawn re ai) gaw jak ni hpe madi shadaw ya lu ai majaw, n-gun n rawng ai electronic ni a matu htuk manu ai.
Ga shadawn tsun ga nga yang, graphite laika hpe hkyen lajang ai lam gaw, lahkam shagu hta hkrak hkrak hkang lu na matu, raw materials kaw nna ngut sai arai du hkra, hpaji amyu myu hte seng ai hpaji masa langai mi rai nga ai. Process optimization hte jak rung ni hpe gram lajang ai lam ni hte, graphite laika buk a bungli galaw ai lam hpe grau nna shadut ya na rai nna, tsaw ai{1}}end galaw shapraw ai lam a matu grau nna byin mai ai lam ni hpe jaw ya na re.
