Table 1 Summary of rewarming methods*

From: Rapid joule heating improves vitrification based cryopreservation

Warming method

Mechanism

SAR reported (W/m3)

Heating volume/area

Biomaterials tested & thickness

Warming rate (°C/min)

Ref.

RF nanowarming

RF heating of IONP

2.5 × 106

1–80 mL

Porcine arteries (~0.7 mm)

Porcine heart valve (~1.4 mm)

>300

20,24,38

Metal form

RF heating of Al foil

3.5−6.5 × 108

1.3 cm × 2.8 cm

Porcine arteries (1-2 mm)

1.3−2 × 103

21

Focused IR light

IR absorption of water

NA

200 µL

Adherent cells (~4 µm)

2 − 30 × 103

29

Laser nanowarming

Laser plasmonic heating

4.4 × 1011

<10 µL droplet

Coral larvae (~100 µm)

Cells in suspension (~15 µm)

7 × 104–1.2 × 107

3,23,30

Joule heating

Electrical current heating

3–600 × 1011

15 cm × 1 cm

Adherent cells (~4 µm)

Drosophila embryo (~50 µm)

Kidney slices (~1.2 mm)

5 × 104–6.8 × 108

This work

  1. *Traditional convective warming using water bath is not listed here.
  2. RF Radio frequency, IONP Iron oxide nanoparticle, Al Aluminum, IR Infrared radiation, SAR Specific absorption rate.