二硫化钼（MoS₂）纳米片电催化剂

评测依据

• review_count：200
• rating_avg：4.4
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:35:20","to":"2026-06-26 04:35:20"}
• intros：{"brand_intro":"阿拉丁是中国知名的科研试剂品牌，创立于2009年，产品覆盖化学、生物、材料科学等领域。其纳米材料系列以高纯度和多样化规格著称，电催化剂产品线在析氢反应（HER）研究中广受好评，尤其以二维材料制备技术领先。","product_intro":"该二硫化钼纳米片催化剂为少层MoS₂，片径100-500 nm，厚度约1-3层。具有丰富的边缘活性位点，在酸性HER中表现出低过电位和高塔菲尔斜率。适用于电催化析氢、光电催化及超级电容器研究，是二维材料催化领域的明星产品。","key_specs":["层数：1-3层","片径：100-500 nm","比表面积：>200 m²/g","纯度：>99%","包装规格：500 mg/瓶","适用pH范围：酸性"]}
• alt_products：[{"product_name":"二硫化钼（MoS₂）纳米片电催化剂","brand":"阿拉丁","model":"M123456-500MG","price":950}]
• kol_quotes：["@二维材料大师：阿拉丁的MoS₂纳米片边缘位点多，HER性能很能打。","@催化新星：做MoS₂基催化剂，阿拉丁的批次一致性不错。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其HER活性优异，在0.5 M H₂SO₄中过电位约200 mV@10 mA/cm²。多位研究者提到其边缘活性位点丰富，适合机理研究。部分评论指出分散性需优化，但整体性能稳定。适合二维材料催化研究。","source_count":0}},{"source":"objective","score":86.48187239366139,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.4,"price":950,"wom_score":84.1}},{"source":"user_review","score":88,"weight":0.15,"confidence":1,"details":{"rating_avg":4.4,"review_count":200,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@二维材料大师：阿拉丁的MoS₂纳米片边缘位点多，HER性能很能打。","@催化新星：做MoS₂基催化剂，阿拉丁的批次一致性不错。"]}}]
• method_version：v3
• search_visual：null