INSTEMS-Family consists of seven in situ TEM solutions, including three single-field , three double-field and one triple-field loading platforms. The single-field platforms are INSTEMS-M (mechanical), INSTEMS-E (electrical), INSTEMS-T (thermal); the double-field platforms include INSTEMS-ME, INSTEMS-TE and INSTEMS-MT; the triple-field platform is INSTEMS-MET.